WO2009011315A1 - 防水通音膜、防水通音膜の製造方法およびそれを用いた電気製品 - Google Patents

防水通音膜、防水通音膜の製造方法およびそれを用いた電気製品 Download PDF

Info

Publication number
WO2009011315A1
WO2009011315A1 PCT/JP2008/062607 JP2008062607W WO2009011315A1 WO 2009011315 A1 WO2009011315 A1 WO 2009011315A1 JP 2008062607 W JP2008062607 W JP 2008062607W WO 2009011315 A1 WO2009011315 A1 WO 2009011315A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
membrane
proof sound
transmitting membrane
transmitting
Prior art date
Application number
PCT/JP2008/062607
Other languages
English (en)
French (fr)
Inventor
Yuri Horie
Kouji Furuuchi
Original Assignee
Nitto Denko Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nitto Denko Corporation filed Critical Nitto Denko Corporation
Priority to CN200880024909A priority Critical patent/CN101795858A/zh
Priority to US12/669,305 priority patent/US8695812B2/en
Priority to EP08791088.1A priority patent/EP2174778B1/en
Publication of WO2009011315A1 publication Critical patent/WO2009011315A1/ja
Priority to US13/713,711 priority patent/US8663530B2/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/04—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the partial melting of at least one layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/32—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed at least two layers being foamed and next to each other
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2218—Synthetic macromolecular compounds
    • C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform
    • B29K2105/256—Sheets, plates, blanks or films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform
    • B29K2105/258—Tubular
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0001—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0068—Permeability to liquids; Adsorption
    • B29K2995/0069—Permeability to liquids; Adsorption non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/755—Membranes, diaphragms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/73—Hydrophobic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene

Abstract

　防水通音膜１０は、ポリテトラフルオロエチレン多孔質膜１を含むものであり、面密度が１～２０ｇ／ｍ2である。ポリテトラフルオロエチレン多孔質膜１は、第１多孔質層１ａと、ポリテトラフルオロエチレンのマトリクス間に働く結着力に基づいて第１多孔質層１ａに積層および一体化された第２多孔質層１ｂとを含む。
PCT/JP2008/062607 2007-07-18 2008-07-11 防水通音膜、防水通音膜の製造方法およびそれを用いた電気製品 WO2009011315A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN200880024909A CN101795858A (zh) 2007-07-18 2008-07-11 防水透声膜、防水透声膜的制造方法及使用其的电器
US12/669,305 US8695812B2 (en) 2007-07-18 2008-07-11 Water-proof sound-transmitting membrane, method for producing water-proof sound-transmitting membrane, and electrical appliance using the membrane
EP08791088.1A EP2174778B1 (en) 2007-07-18 2008-07-11 Water-proof sound-transmitting membrane, method for production of water-proof sound-transmitting membrane, and electrical appliance using the membrane
US13/713,711 US8663530B2 (en) 2007-07-18 2012-12-13 Water-proof sound-transmitting membrane, method for producing water-proof sound-transmitting membrane, and electrical appliance using the membrane

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007187423 2007-07-18
JP2007-187423 2007-07-18

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/669,305 A-371-Of-International US8695812B2 (en) 2007-07-18 2008-07-11 Water-proof sound-transmitting membrane, method for producing water-proof sound-transmitting membrane, and electrical appliance using the membrane
US13/713,711 Division US8663530B2 (en) 2007-07-18 2012-12-13 Water-proof sound-transmitting membrane, method for producing water-proof sound-transmitting membrane, and electrical appliance using the membrane

Publications (1)

Publication Number Publication Date
WO2009011315A1 true WO2009011315A1 (ja) 2009-01-22

Family

ID=40259648

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/062607 WO2009011315A1 (ja) 2007-07-18 2008-07-11 防水通音膜、防水通音膜の製造方法およびそれを用いた電気製品

Country Status (7)

Country Link
US (2) US8695812B2 (ja)
EP (1) EP2174778B1 (ja)
JP (1) JP5160984B2 (ja)
KR (1) KR20100041839A (ja)
CN (2) CN101795858A (ja)
TW (1) TWI485192B (ja)
WO (1) WO2009011315A1 (ja)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010052976A1 (ja) * 2008-11-04 2010-05-14 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜およびその製造方法ならびに防水通気フィルタ
WO2010084912A1 (ja) * 2009-01-21 2010-07-29 日東電工株式会社 防水通音膜とその製造方法ならびにそれを用いた電気製品
CN102271173A (zh) * 2010-06-02 2011-12-07 德信无线通讯科技（北京）有限公司 移动通信终端的防水通话器及其移动通信终端
WO2012164799A1 (ja) * 2011-06-01 2012-12-06 日東電工株式会社 防水通音部材およびその製造方法、ならびに防水通音部材担持体
WO2012164800A1 (ja) * 2011-06-01 2012-12-06 日東電工株式会社 防水通音部材
WO2014020882A1 (ja) * 2012-08-02 2014-02-06 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜およびその製造方法、並びに、それを用いた通気膜および通気部材
US8663530B2 (en) 2007-07-18 2014-03-04 Nitto Denko Corporation Water-proof sound-transmitting membrane, method for producing water-proof sound-transmitting membrane, and electrical appliance using the membrane
US20140232033A1 (en) * 2009-10-30 2014-08-21 Bha Altair, Llc Porous Membrane
WO2015129156A1 (ja) * 2014-02-26 2015-09-03 日東電工株式会社 防水通音膜の製造方法、防水通音膜及び電子機器
WO2017090247A1 (ja) * 2015-11-24 2017-06-01 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜
WO2021010197A1 (ja) * 2019-07-12 2021-01-21 日東電工株式会社 保護カバー部材及びこれを備える部材供給用シート

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5155927B2 (ja) * 2009-04-08 2013-03-06 日東電工株式会社 防水通音膜とそれを用いた防水通音部材および電気製品
JP4874383B2 (ja) * 2009-12-01 2012-02-15 日本ゴア株式会社 通気フィルター、該通気フィルターの固定方法、および電気装置の製造方法。
JP5470137B2 (ja) * 2010-03-31 2014-04-16 富士フイルム株式会社 結晶性ポリマー微孔性膜及びその製造方法、並びに、該結晶性ポリマー微孔性膜を用いた濾過用フィルター
JP2012011369A (ja) * 2010-06-01 2012-01-19 Fujifilm Corp 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
CN102985153B (zh) 2010-06-16 2015-02-11 日东电工株式会社 防水透气过滤器及其用途
WO2011158409A1 (ja) 2010-06-16 2011-12-22 日東電工株式会社 防水通気フィルタおよびその使用
CN101917651A (zh) * 2010-08-06 2010-12-15 海能达通信股份有限公司 一种电声器件的防尘防水网
US9132616B2 (en) 2010-08-31 2015-09-15 Bha Altair, Llc Multi-layer composite membrane materials and methods therefor
GB2483266B (en) * 2010-09-01 2013-03-06 Echo Barrier Ltd Sound absorbent barrier
JP2012114747A (ja) * 2010-11-25 2012-06-14 Kyocera Corp 開口用の被覆ユニット、およびそれを備えた電子機器
CN103404166B (zh) * 2011-03-03 2017-05-31 日东电工株式会社 防水透声膜及电气产品
EP2730607B1 (en) * 2011-07-05 2015-10-14 Nitto Denko Corporation Method for producing porous polytetrafluoroethylene membrane
CA2865425C (en) * 2012-03-13 2016-11-29 W.L. Gore & Associates, Inc. Venting array and manufacturing method
TWI453114B (zh) * 2012-05-11 2014-09-21 Entire Technology Co Ltd 多孔複合膜的製造方法
WO2013172592A1 (ko) * 2012-05-18 2013-11-21 주식회사 아모그린텍 방수 통음 시트 및 그 제조방법과, 방수 통음 시트를 구비한 전자기기
KR101460304B1 (ko) 2012-05-18 2014-11-21 주식회사 아모그린텍 방수 통음 시트 및 그 제조방법과, 방수 통음 시트를 구비한 전자기기
KR101460303B1 (ko) 2012-05-18 2014-11-14 주식회사 아모그린텍 방수 통음 시트 및 그 제조방법과, 방수 통음 시트를 구비한 전자기기
WO2013172591A1 (ko) * 2012-05-18 2013-11-21 주식회사 아모그린텍 방수 통음 시트 및 그 제조방법과, 방수 통음 시트를 구비한 전자기기
WO2013172593A1 (ko) * 2012-05-18 2013-11-21 주식회사 아모그린텍 방수 통음 시트 및 그 제조방법과, 방수 통음 시트를 구비한 전자기기
WO2014080446A1 (ja) * 2012-11-21 2014-05-30 日東電工株式会社 通音膜、及び通音膜を備えた電子機器
JP5856102B2 (ja) 2012-11-21 2016-02-09 日東電工株式会社 通音構造、通音膜、及び防水ケース
US9514735B2 (en) 2012-12-11 2016-12-06 Amogreentech Co., Ltd. Waterproof sound transmitting sheet, and method for producing same
KR101509597B1 (ko) 2012-12-11 2015-04-07 주식회사 아모그린텍 방수통음시트 및 이의 제조 방법
US9510075B2 (en) 2012-12-11 2016-11-29 Amogreentech Co., Ltd. Waterproof sound transmitting sheet, and method for producing same
JP2014184418A (ja) * 2013-03-25 2014-10-02 Nitto Denko Corp 防水通気構造、防水通気部材及び防水通気膜
CN103498428B (zh) * 2013-09-25 2016-08-17 江苏泛亚微透科技股份有限公司 交通声屏障用高吸声组合材料及其制备方法
US9875733B2 (en) * 2013-10-15 2018-01-23 Donaldson Company, Inc. Microporous membrane laminate for acoustic venting
EP3073756B1 (en) * 2013-11-18 2020-04-22 Nitto Denko Corporation Waterproof sound-transmitting film and waterproof sound-transmitting structure using same
CN104866012A (zh) * 2014-02-20 2015-08-26 联想(北京)有限公司 一种电子设备
JP6542636B2 (ja) * 2014-10-16 2019-07-10 日東電工株式会社 通音膜とそれを備える通音膜部材、ならびにマイクロフォンおよび電子機器
WO2016080944A1 (en) * 2014-11-17 2016-05-26 Hewlett-Packard Development Company, L.P. Polymer fiber composite
KR102527111B1 (ko) * 2015-04-30 2023-05-02 닛토덴코 가부시키가이샤 고분자 수지 필름과 이것을 구비하는 통기막, 통음막, 음향 저항체, 통기막 부재, 통음막 부재, 음향 저항체 부재 및 음향 기기, 그리고 고분자 수지 필름의 제조 방법
US9693134B2 (en) * 2015-07-20 2017-06-27 Nitto Denko Corporation Waterproof sound-transmitting member
ITUB20160059A1 (it) * 2016-02-04 2017-08-04 Saati Spa Struttura composita filtrante multistrato, in particolare per l'uso come subcomponente all'interno di prodotti acustici ed elettronici in generale
JP6900392B2 (ja) 2016-04-29 2021-07-07 オッポ広東移動通信有限公司Ｇｕａｎｇｄｏｎｇ Ｏｐｐｏ Ｍｏｂｉｌｅ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｃｏｒｐ．， Ｌｔｄ． 共通リソースを用いてデータの伝送を行う方法及び装置
KR101807681B1 (ko) 2016-05-13 2017-12-13 주식회사 아모그린텍 방수통음시트
WO2017196101A2 (ko) 2016-05-13 2017-11-16 주식회사 아모그린텍 방수통음시트
KR101886166B1 (ko) 2016-07-07 2018-09-10 주식회사 아모그린텍 방수 통음 시트
KR101896366B1 (ko) 2016-07-08 2018-09-10 주식회사 아모그린텍 방수 통음 시트
KR102290013B1 (ko) 2016-10-24 2021-08-17 주식회사 아모그린텍 방수 통음 시트 및 방수 통음 시트 제조 방법
CN107182017A (zh) * 2017-06-09 2017-09-19 广东小天才科技有限公司 智能终端
CN111344372A (zh) 2017-11-01 2020-06-26 W.L.戈尔及同仁股份有限公司 Z强度改善的保护盖组件
US20210067851A1 (en) * 2017-12-28 2021-03-04 Nitto Denko Corporation Waterproof member and electronic device
CN110359182B (zh) * 2018-04-09 2021-09-28 杭州科百特过滤器材有限公司 一种聚四氟乙烯纺丝纤维防水透声膜及其制备方法
CN113039068B (zh) 2018-11-22 2023-08-25 阿莫绿色技术有限公司 便于视觉检查的防水传声片材
US10741160B1 (en) * 2019-09-25 2020-08-11 W. L. Gore & Associates, Inc. Acoustically resistive supported membrane assemblies
WO2021076096A1 (en) * 2019-10-14 2021-04-22 W.L. Gore & Associates, Inc. Acoustic composite including a stiffening polymer, devices, and assemblies including the same
US11417311B2 (en) 2020-08-03 2022-08-16 W. L. Gore & Associates, Inc. Acoustically resistive supported membrane assemblies including at least one support structure

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05185506A (ja) * 1992-01-10 1993-07-27 Shin Etsu Chem Co Ltd 防湿フィルムの製造方法
JPH07502940A (ja) * 1991-09-19 1995-03-30 ダブリュ．エル．ゴア アンド アソシエイツ，インコーポレイティド 電子機器閉鎖容器のための耐候性電磁障害遮蔽
JPH07292144A (ja) * 1994-04-28 1995-11-07 Daikin Ind Ltd ポリテトラフルオロエチレン複合多孔膜
JPH10511307A (ja) * 1994-12-23 1998-11-04 ゴア ハイブリッド テクノロジーズ，インコーポレイティド 高強度で水透過性の薄い複合膜
JP2003053872A (ja) * 2001-08-13 2003-02-26 Nitto Denko Corp 通気性通音膜
JP2004083811A (ja) 2002-08-28 2004-03-18 Nitto Denko Corp 防水通音膜
JP2005334758A (ja) * 2004-05-26 2005-12-08 Nitto Denko Corp 通気フィルタ

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52141140A (en) * 1976-05-19 1977-11-25 Kokusai Electric Co Ltd Keyboard display unit
JPS5385865A (en) 1977-01-06 1978-07-28 Tokyo Tokushu Densen Kk Multi lamination of polytetrafluoroethylene film
JPS5497686A (en) * 1978-01-19 1979-08-01 Sumitomo Electric Ind Ltd Porous multi-ply calcined material of polytetrafluoroethylene and its production
US4385093A (en) * 1980-11-06 1983-05-24 W. L. Gore & Associates, Inc. Multi-component, highly porous, high strength PTFE article and method for manufacturing same
US4877661A (en) * 1987-10-19 1989-10-31 W. L. Gore & Associates, Inc. Rapidly recoverable PTFE and process therefore
US5225131A (en) * 1989-12-07 1993-07-06 Daikin Industries, Ltd. Process for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structure
RU2124391C1 (ru) * 1989-12-07 1999-01-10 Дайкин Индастриз, Лтд. Способ получения многослойной политетрафторэтиленовой пористой мембраны и полуспеченная политетрафторэтиленовая многослойная структура
JP3358828B2 (ja) 1991-07-04 2002-12-24 日本バルカー工業株式会社 ポリテトラフルオロエチレン製多孔質膜およびその製造方法
JPH0655629A (ja) * 1992-08-05 1994-03-01 Nitto Denko Corp 積層多孔質フイルムの製造方法
US5448766A (en) * 1993-05-10 1995-09-05 Motorola, Inc. Method and apparatus for automatically replacing a non-functioning transmitter in a radio communication system
US5466531A (en) * 1993-08-10 1995-11-14 Textiles Coated International Polytetrafluoroethylene laminate and method of producing same
JP3456284B2 (ja) * 1994-12-21 2003-10-14 住友電気工業株式会社 多孔質四弗化エチレン樹脂積層体とその製造方法
US5814405A (en) * 1995-08-04 1998-09-29 W. L. Gore & Associates, Inc. Strong, air permeable membranes of polytetrafluoroethylene
DE19544912A1 (de) 1995-12-01 1997-06-05 Gore W L & Ass Gmbh PTFE-Körper aus mikroporösem Polytetrafluorethylen mit Füllstoff und Verfahren zu dessen Herstellung
US5828012A (en) * 1996-05-31 1998-10-27 W. L. Gore & Associates, Inc. Protective cover assembly having enhanced acoustical characteristics
TW371284B (en) * 1996-12-04 1999-10-01 Daikin Ind Ltd Filtration material of filter and air cleaning device using the filtration material
US5834131A (en) * 1997-05-02 1998-11-10 Itt Manufacturing Enterprises, Inc. Self warming low cost tactical electronics battery
KR100264343B1 (ko) * 1997-07-16 2000-08-16 윤덕용 2차 전지 전극용 고용량 및 고성능 Zr계 수소저장합금
JP2000225328A (ja) * 1998-11-30 2000-08-15 Nitto Denko Corp フィルタ用ろ材
US6262979B1 (en) * 1998-12-01 2001-07-17 3Com Corporation Telecommunication conferencing system and method
US6512834B1 (en) * 1999-07-07 2003-01-28 Gore Enterprise Holdings, Inc. Acoustic protective cover assembly
US7434305B2 (en) * 2000-11-28 2008-10-14 Knowles Electronics, Llc. Method of manufacturing a microphone
DE10112232A1 (de) * 2001-03-07 2002-09-19 Deutsch Zentr Luft & Raumfahrt Verfahren zur Herstellung einer mehrschichtigen Elektrode oder Elektrodenverbundeinheit und Gasdiffusionselektrode
US6487977B1 (en) * 2001-07-18 2002-12-03 Steven Williams Beach/outdoor table with cork screw anchor and umbrella
US7118801B2 (en) * 2003-11-10 2006-10-10 Gore Enterprise Holdings, Inc. Aerogel/PTFE composite insulating material
JP5197912B2 (ja) 2004-11-19 2013-05-15 国立大学法人東京農工大学 多孔質体の製造方法
JP5085324B2 (ja) * 2005-05-12 2012-11-28 日東電工株式会社 ポリテトラフルオロエチレン粒子凝集物の製造方法およびポリテトラフルオロエチレン成形体の製造方法
JP4185509B2 (ja) 2005-06-27 2008-11-26 住友電工ファインポリマー株式会社 多孔質複層中空糸の製造方法
JP4708134B2 (ja) * 2005-09-14 2011-06-22 日東電工株式会社 通音膜、通音膜付き電子部品及びその電子部品を実装した回路基板の製造方法
JP2008055407A (ja) 2006-08-01 2008-03-13 Nitto Denko Corp ポリテトラフルオロエチレン多孔質膜の製造方法およびエアフィルタ濾材
JP4680220B2 (ja) 2007-03-23 2011-05-11 日東電工株式会社 防水通気フィルタ、防水通気部材および筐体
JP5160984B2 (ja) 2007-07-18 2013-03-13 日東電工株式会社 防水通音膜、防水通音膜の製造方法およびそれを用いた電気製品
JP5220369B2 (ja) * 2007-09-04 2013-06-26 富士フイルム株式会社 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
ITTO20080412A1 (it) * 2008-05-29 2009-11-30 Loro Piana S P A Tessuto ottenuto dalla lavorazione di filati risultanti dalla torsione di fibre animali ritorte con un filamento di seta.
JP4637965B2 (ja) * 2009-01-21 2011-02-23 日東電工株式会社 防水通音膜とその製造方法ならびにそれを用いた電気製品
EP2475186B1 (en) * 2009-09-04 2021-04-07 Nitto Denko Corporation Sound-transmitting film for microphone, sound-transmitting film member for microphone provided with the film, microphone, and electronic device provided with microphone
JP5595802B2 (ja) * 2010-06-15 2014-09-24 日東電工株式会社 伸びの異方性が小さいポリテトラフルオロエチレン多孔質膜およびその製造方法
JP5687565B2 (ja) * 2011-06-01 2015-03-18 日東電工株式会社 防水通音部材およびその製造方法、ならびに防水通音部材担持体
US8272513B1 (en) * 2012-05-29 2012-09-25 Hero Arts Rubber Stamps, Inc. Card and stamp set and package

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07502940A (ja) * 1991-09-19 1995-03-30 ダブリュ．エル．ゴア アンド アソシエイツ，インコーポレイティド 電子機器閉鎖容器のための耐候性電磁障害遮蔽
JPH05185506A (ja) * 1992-01-10 1993-07-27 Shin Etsu Chem Co Ltd 防湿フィルムの製造方法
JPH07292144A (ja) * 1994-04-28 1995-11-07 Daikin Ind Ltd ポリテトラフルオロエチレン複合多孔膜
JPH10511307A (ja) * 1994-12-23 1998-11-04 ゴア ハイブリッド テクノロジーズ，インコーポレイティド 高強度で水透過性の薄い複合膜
JP2003053872A (ja) * 2001-08-13 2003-02-26 Nitto Denko Corp 通気性通音膜
JP2004083811A (ja) 2002-08-28 2004-03-18 Nitto Denko Corp 防水通音膜
JP2005334758A (ja) * 2004-05-26 2005-12-08 Nitto Denko Corp 通気フィルタ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2174778A4

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8695812B2 (en) 2007-07-18 2014-04-15 Nitto Denko Corporation Water-proof sound-transmitting membrane, method for producing water-proof sound-transmitting membrane, and electrical appliance using the membrane
US8663530B2 (en) 2007-07-18 2014-03-04 Nitto Denko Corporation Water-proof sound-transmitting membrane, method for producing water-proof sound-transmitting membrane, and electrical appliance using the membrane
US8449660B2 (en) 2008-11-04 2013-05-28 Nitto Denko Corporation Polytetrafluoroethylene porous membrane, method for producing same, and waterproof air-permeable filter
JP2010110914A (ja) * 2008-11-04 2010-05-20 Nitto Denko Corp ポリテトラフルオロエチレン多孔質膜およびその製造方法ならびに防水通気フィルタ
WO2010052976A1 (ja) * 2008-11-04 2010-05-14 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜およびその製造方法ならびに防水通気フィルタ
WO2010084912A1 (ja) * 2009-01-21 2010-07-29 日東電工株式会社 防水通音膜とその製造方法ならびにそれを用いた電気製品
JP2010193439A (ja) * 2009-01-21 2010-09-02 Nitto Denko Corp 防水通音膜とその製造方法ならびにそれを用いた電気製品
CN102123863A (zh) * 2009-01-21 2011-07-13 日东电工株式会社 防水透声膜和其制造方法以及使用该防水透声膜的电器
US8272517B2 (en) 2009-01-21 2012-09-25 Nitto Denko Corporation Water-proof sound-transmitting membrane, method for producing the water-proof sound-transmitting membrane, and electrical appliance including the water-proof sound-transmitting membrane
US20140232033A1 (en) * 2009-10-30 2014-08-21 Bha Altair, Llc Porous Membrane
CN102271173A (zh) * 2010-06-02 2011-12-07 德信无线通讯科技（北京）有限公司 移动通信终端的防水通话器及其移动通信终端
JP2012253481A (ja) * 2011-06-01 2012-12-20 Nitto Denko Corp 防水通音部材
JP2012253480A (ja) * 2011-06-01 2012-12-20 Nitto Denko Corp 防水通音部材およびその製造方法、ならびに防水通音部材担持体
WO2012164800A1 (ja) * 2011-06-01 2012-12-06 日東電工株式会社 防水通音部材
WO2012164799A1 (ja) * 2011-06-01 2012-12-06 日東電工株式会社 防水通音部材およびその製造方法、ならびに防水通音部材担持体
US8986802B2 (en) 2011-06-01 2015-03-24 Nitto Denko Corporation Water-proof sound-transmitting member and method for producing same, and supported water-proof sound-transmitting member
US9319762B2 (en) 2011-06-01 2016-04-19 Nitto Denko Corporation Water-proof sound transmitting member
CN103597849B (zh) * 2011-06-01 2016-08-17 日东电工株式会社 防水通音构件
WO2014020882A1 (ja) * 2012-08-02 2014-02-06 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜およびその製造方法、並びに、それを用いた通気膜および通気部材
US9630150B2 (en) 2012-08-02 2017-04-25 Nitto Denko Corporation Porous polytetrafluoroethylene membrane, method for producing the same, gas-permeable membrane and ventilation member using the same
WO2015129156A1 (ja) * 2014-02-26 2015-09-03 日東電工株式会社 防水通音膜の製造方法、防水通音膜及び電子機器
WO2017090247A1 (ja) * 2015-11-24 2017-06-01 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜
WO2021010197A1 (ja) * 2019-07-12 2021-01-21 日東電工株式会社 保護カバー部材及びこれを備える部材供給用シート

Also Published As

Publication number Publication date
US20100206660A1 (en) 2010-08-19
KR20100041839A (ko) 2010-04-22
CN107089046A (zh) 2017-08-25
TW200911898A (en) 2009-03-16
JP2009044731A (ja) 2009-02-26
TWI485192B (zh) 2015-05-21
CN101795858A (zh) 2010-08-04
US20130099411A1 (en) 2013-04-25
EP2174778A1 (en) 2010-04-14
US8663530B2 (en) 2014-03-04
EP2174778A4 (en) 2012-11-21
JP5160984B2 (ja) 2013-03-13
CN107089046B (zh) 2021-02-05
EP2174778B1 (en) 2014-03-19
US8695812B2 (en) 2014-04-15

Similar Documents

Publication Publication Date Title
WO2009011315A1 (ja) 防水通音膜、防水通音膜の製造方法およびそれを用いた電気製品
TW200701817A (en) Method for producing polymeric capacitive ultrasonic transducer
WO2010013801A1 (ja) 微多孔性フィルム及びその製造方法
WO2010002502A3 (en) Method of forming a rewettable asymmetric membrane
TWI365206B (ja)
DK1518282T3 (da) Flerlagselektrolytmembran
WO2005114719A3 (en) Method of forming a recessed structure employing a reverse tone process
WO2005091946A3 (en) Thin film composite electrolyte
WO2009032021A3 (en) Electroplating on roll-to-roll flexible solar cell substrates
WO2008126350A1 (ja) 膜－膜補強部材接合体、膜－触媒層接合体、膜－電極接合体、高分子電解質形燃料電池、及び膜－電極接合体の製造方法
WO2010139342A8 (en) Lens and method for manufacturing same
WO2009099965A3 (en) Multi-layer article
WO2010010275A3 (fr) Procede de transfert d'une portion de film fonctionnel
TW200502094A (en) Thin film lamination-delamination process for fluoropolymers
WO2008002430A3 (en) Wetsuit and associated method of manufacture
WO2006097611A3 (fr) Formation de films ultraminces greffes sur des surfaces conductrices ou semi-conductrices de l'electricite
TW200626359A (en) Moisture-absorbing, quick drying, thermally insulating, elastic composite and method for making
TW200708587A (en) Anisotropic conductive film and method for producing the same
SG160281A1 (en) Composite membrane for the separation of water and method for its manufacture
WO2009143432A3 (en) Roofing membranes
WO2009038181A1 (ja) 延伸多孔質ポリテトラフルオロエチレンフィルム積層シート及びこのシートから構成されるガスケット
WO2008126711A1 (ja) 両面粘着性シート
MY144665A (en) Acoustic diaphragm and method for manufacturing an acoustic diaphragm
AU2003220327A1 (en) Composite polymer electrolyte membrane for polymer electrolyte membrane fuel cells
WO2006132382A3 (en) Method of manufacturing a film

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200880024909.3

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08791088

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 12669305

Country of ref document: US

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2008791088

Country of ref document: EP

ENP Entry into the national phase

Ref document number: 20107003420

Country of ref document: KR

Kind code of ref document: A