DE69729260D1 - Optische Diffusoren, erhalten durch Schmelzmischung von unverträglichem Material - Google Patents
Optische Diffusoren, erhalten durch Schmelzmischung von unverträglichem MaterialInfo
- Publication number
- DE69729260D1 DE69729260D1 DE69729260T DE69729260T DE69729260D1 DE 69729260 D1 DE69729260 D1 DE 69729260D1 DE 69729260 T DE69729260 T DE 69729260T DE 69729260 T DE69729260 T DE 69729260T DE 69729260 D1 DE69729260 D1 DE 69729260D1
- Authority
- DE
- Germany
- Prior art keywords
- melt mixing
- incompatible material
- optical diffusers
- diffusers obtained
- optical
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/005—Processes for mixing polymers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
- G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
-
- 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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
-
- 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
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
-
- 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
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/254—Polymeric or resinous material
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ophthalmology & Optometry (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Optical Elements Other Than Lenses (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3109696P | 1996-11-14 | 1996-11-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69729260D1 true DE69729260D1 (de) | 2004-07-01 |
Family
ID=21857639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69729260T Expired - Lifetime DE69729260D1 (de) | 1996-11-14 | 1997-11-10 | Optische Diffusoren, erhalten durch Schmelzmischung von unverträglichem Material |
Country Status (4)
Country | Link |
---|---|
US (1) | US5932342A (de) |
EP (1) | EP0843203B1 (de) |
JP (1) | JPH10274704A (de) |
DE (1) | DE69729260D1 (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6483612B2 (en) | 1998-04-15 | 2002-11-19 | Duke University | Projection screen apparatus including holographic optical element |
US20030206342A1 (en) * | 1993-05-12 | 2003-11-06 | Bright View Technologies, Inc. | Micro-lens array based light transmission screen |
US6788460B2 (en) * | 1998-04-15 | 2004-09-07 | Duke University | Projection screen apparatus |
US6123877A (en) * | 1994-12-28 | 2000-09-26 | Nashua Corporation | Asymmetric light diffusing material |
US6346311B1 (en) | 1997-09-10 | 2002-02-12 | Nashua Corporation | Projection screen material and methods of manufacture |
US6816306B2 (en) * | 1998-04-15 | 2004-11-09 | Bright View Technologies Inc. | Micro-lens array based light transmitting screen with high resolution and low imaging artifacts |
US6967779B2 (en) * | 1998-04-15 | 2005-11-22 | Bright View Technologies, Inc. | Micro-lens array with precisely aligned aperture mask and methods of producing same |
US6829087B2 (en) * | 1998-04-15 | 2004-12-07 | Bright View Technologies, Inc. | Micro-lens array based light transmitting screen with tunable gain |
GB9910941D0 (en) | 1999-05-11 | 1999-07-14 | Microsharp Corp Limited | High contrast screen material |
US6369944B1 (en) | 1999-07-12 | 2002-04-09 | Nashua Corporation | Diffuser-coated projection screen element and method of manufacture |
WO2001022129A1 (en) | 1999-09-20 | 2001-03-29 | 3M Innovative Properties Company | Optical films having at least one particle-containing layer |
GB0010697D0 (en) * | 2000-05-03 | 2000-06-28 | Microsharp Corp Limited | Reflective light diffuser |
TWI299419B (en) * | 2000-05-31 | 2008-08-01 | Nitto Denko Corp | Liquid crystal cell substrate and liquid crystal displays |
US6665118B2 (en) * | 2000-08-30 | 2003-12-16 | Matsushita Electric Industrial Co., Ltd. | Rear-projection screen and rear-projection image display |
WO2002039184A1 (en) * | 2000-11-10 | 2002-05-16 | Durand Technology Limited | Optical recording materials |
US6535333B1 (en) | 2000-11-21 | 2003-03-18 | 3M Innovative Properties Company | Optical system with reduced color shift |
KR100421002B1 (ko) * | 2001-03-07 | 2004-03-03 | 삼성전자주식회사 | 전면 투사형 스크린 |
WO2002103416A1 (en) * | 2001-06-14 | 2002-12-27 | Skc Co., Ltd. | The light-diffusing film and composition for the same |
US6939014B1 (en) * | 2001-12-31 | 2005-09-06 | Jenmar Visual Systems, Inc. | Liquid transmissive filter having anisotropic properties and method of fabrication |
EP1491946A1 (de) * | 2002-03-08 | 2004-12-29 | Yupo Corporation | Schirm |
JP2008508557A (ja) * | 2004-07-29 | 2008-03-21 | ルーミン・オズ株式会社 | 非対称視野を伴う光学ディスプレイ・デバイス |
WO2006020583A2 (en) * | 2004-08-10 | 2006-02-23 | Fusion Optix, Inc. | Imaging material with improved contrast |
WO2006031545A1 (en) * | 2004-09-09 | 2006-03-23 | Fusion Optix, Inc. | Enhanced lcd backlight |
US7453636B2 (en) * | 2004-09-13 | 2008-11-18 | Fusion Optix Inc. | High contrast optical path corrected screen |
US7431489B2 (en) | 2004-11-17 | 2008-10-07 | Fusion Optix Inc. | Enhanced light fixture |
US8308075B2 (en) | 2005-04-19 | 2012-11-13 | Kamterter Products, Llc | Systems for the control and use of fluids and particles |
US20090135345A1 (en) * | 2005-12-12 | 2009-05-28 | Takatoshi Yajima | Polarizing Plate Protective Film, Film Producing Method, Polarizing Plate, and Liquid Crystal Display |
US7829626B2 (en) * | 2006-03-15 | 2010-11-09 | Rohm And Haas Company | Aqueous compositions comprising polymeric duller particle |
JP2009538516A (ja) | 2006-05-25 | 2009-11-05 | アイ2アイシー コーポレイション | 光を発する媒体から好みの放射パターンでの光の抽出 |
US7784954B1 (en) | 2006-07-25 | 2010-08-31 | Fusion Optix, Inc. | Polarization sensitive light homogenizer |
US7722224B1 (en) | 2006-12-15 | 2010-05-25 | Fusion Optix, Inc. | Illuminating device incorporating a high clarity scattering layer |
US7991257B1 (en) | 2007-05-16 | 2011-08-02 | Fusion Optix, Inc. | Method of manufacturing an optical composite |
US8721152B2 (en) * | 2009-05-01 | 2014-05-13 | Abl Ip Holding Llc | Light emitting devices and applications thereof |
US8398292B2 (en) * | 2010-01-15 | 2013-03-19 | Chi Lin Technology Co., Ltd. | Optical unit and light guide plate and ink thereof |
JP2012058582A (ja) * | 2010-09-10 | 2012-03-22 | Gunze Ltd | 光拡散フィルムの製造方法 |
JP6260536B2 (ja) * | 2012-09-12 | 2018-01-17 | ソニー株式会社 | 画像表示装置 |
WO2014176143A1 (en) * | 2013-04-22 | 2014-10-30 | Veerag Mehta | Toughening and flexibilizing thermoplastic and thermoset polymers |
TWI763735B (zh) | 2016-12-09 | 2022-05-11 | 美商道康寧公司 | 組成物、光漫散器和由其所形成之裝置、及相關方法 |
US10125439B2 (en) * | 2017-02-02 | 2018-11-13 | Douglas J. Bailey | Flexible translucent to transparent fireproof composite material |
JP6860427B2 (ja) * | 2017-06-02 | 2021-04-14 | 株式会社ユポ・コーポレーション | 光拡散フィルム、撮影用ディフューザー、及びディスプレイ用拡散板 |
Family Cites Families (93)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR864139A (fr) * | 1939-03-18 | 1941-04-19 | Kodak Pathe | écran de projection |
US2443918A (en) * | 1944-06-19 | 1948-06-22 | Rhone Poulenc Sa | Light-diffusing cellulose acetate compositions |
US2584441A (en) * | 1946-05-03 | 1952-02-05 | Rca Corp | Viewing screen |
US2901337A (en) * | 1956-07-31 | 1959-08-25 | Union Carbide Corp | Abrasive articles and method of making the same |
US3437405A (en) * | 1964-08-27 | 1969-04-08 | Owens Corning Fiberglass Corp | Light control panel |
US3674736A (en) * | 1969-04-15 | 1972-07-04 | Nat Distillers Chem Corp | Process for the preparation of pigmented polymer powders of controlled particle shape and size and size distribution and product |
US3646174A (en) * | 1969-12-12 | 1972-02-29 | Susquehanna Corp | Process for making spheroidal agglomerates |
US3679451A (en) * | 1970-02-13 | 1972-07-25 | Marks Polarized Corp | Nonglare coating for surfaces of tv tubes and the like and such coated surfaces |
DE2010115A1 (de) * | 1970-03-04 | 1971-09-16 | Farbenfabriken Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Mikrogranulaten |
US3992486A (en) * | 1971-02-09 | 1976-11-16 | Rohm And Haas Company | Process for altering appearance of polymer by incorporating therein crosslinked particulate polymers prepared by endopolymerization |
US3751135A (en) * | 1971-06-25 | 1973-08-07 | E Clausen | Rear projection screen |
DE2225578C3 (de) * | 1972-05-26 | 1978-08-10 | Roehm Gmbh, 6100 Darmstadt | Formmasse zur Herstellung lichtstreuender Formkörper |
US4174883A (en) * | 1974-01-29 | 1979-11-20 | Canon Kabushiki Kaisha | Rear projection screen |
JPS5184635A (de) * | 1975-01-24 | 1976-07-24 | Fuji Photo Film Co Ltd | |
US4105292A (en) * | 1975-09-02 | 1978-08-08 | Minnesota Mining And Manufacturing Company | Optical element to assure a minimum spacing |
US4166255A (en) * | 1976-06-14 | 1979-08-28 | Minnesota Mining And Manufacturing Company | Hybrid corneal contact lens |
US4114983A (en) * | 1977-02-18 | 1978-09-19 | Minnesota Mining And Manufacturing Company | Polymeric optical element having antireflecting surface |
JPS5936837B2 (ja) * | 1977-04-05 | 1984-09-06 | 株式会社東芝 | 光半導体装置 |
US4140369A (en) * | 1977-04-11 | 1979-02-20 | Massachusetts Institute Of Technology | Efficient light diffuser |
US4452508A (en) * | 1977-06-28 | 1984-06-05 | British Telecommunications | Graded index optical fibres |
US4165153A (en) * | 1978-04-25 | 1979-08-21 | Polaroid Corporation | Translucent screen |
FR2454135A1 (fr) * | 1979-04-13 | 1980-11-07 | Suisse Horlogerie | Structure de surface diffusante pour un guide de lumiere de dispositif d'affichage d'informations |
US4285889A (en) * | 1979-12-26 | 1981-08-25 | Hughes Aircraft Company | Method for fabricating thin panel illuminator |
JPS56106237A (en) * | 1980-01-29 | 1981-08-24 | Matsushita Electric Ind Co Ltd | Transmissive screen and its manufacture |
AU523917B2 (en) * | 1980-04-08 | 1982-08-19 | Matsushita Electric Industrial Co., Ltd. | Rear projection screen for a colour television projector |
DE3018449C2 (de) * | 1980-05-14 | 1983-01-05 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Projektionsschirmeinrichtung |
JPS5781254A (en) * | 1980-11-10 | 1982-05-21 | Toshiba Corp | Transmission type projector |
US4377616A (en) * | 1981-12-30 | 1983-03-22 | Mobil Oil Corporation | Lustrous satin appearing, opaque film compositions and method of preparing same |
US4506045A (en) * | 1982-10-02 | 1985-03-19 | Bayer Aktiengesellschaft | Cellulose ester-aliphatic polycarbonate thermoplastic moulding compositions |
JPS6040134A (ja) * | 1983-08-13 | 1985-03-02 | Showa Denko Kk | ポリアミド樹脂微粒子の製造法 |
JPS6155684A (ja) * | 1984-08-27 | 1986-03-20 | 三菱レイヨン株式会社 | 光拡散装置 |
US4717496A (en) * | 1984-12-03 | 1988-01-05 | Giulini Chemie Gmbh | Stiffening material with melt-adhesive properties |
US4606609A (en) * | 1985-08-12 | 1986-08-19 | Hong Sung K | Projection screen |
US4843129A (en) * | 1985-12-27 | 1989-06-27 | Exxon Research & Engineering Company | Elastomer-plastic blends |
US4923649A (en) * | 1986-03-06 | 1990-05-08 | Phillips Petroleum Company | Pelletizing polymers |
US4679900A (en) * | 1986-06-05 | 1987-07-14 | North American Philips Corporation | Bulk diffuser for a projection television screen |
US4763985A (en) * | 1986-08-01 | 1988-08-16 | Minnesota Mining And Manufacturing Company | Retroreflective sheet with enhanced brightness |
US4863646A (en) * | 1986-10-23 | 1989-09-05 | Shinto Paint Co., Ltd. | Method of producing fine particles of thermoplastic resin |
JPS63109849A (ja) * | 1986-10-29 | 1988-05-14 | 株式会社日立メディコ | Nmrイメ−ジング装置 |
US5237004A (en) * | 1986-11-18 | 1993-08-17 | Rohm And Haas Company | Thermoplastic and thermoset polymer compositions |
CA1337104C (en) * | 1986-11-18 | 1995-09-26 | William James Work | Light-scattering thermoplastic polymers |
US4767675A (en) * | 1986-11-21 | 1988-08-30 | Cyr Patricia A | Oriented opaque films containing alkenylaromatic polymers |
US4822856A (en) * | 1987-02-18 | 1989-04-18 | The Dow Chemical Company | Preparation of polymeric blend stock |
US4876296A (en) * | 1987-04-27 | 1989-10-24 | Olin Corporation | Method and composition for controlled thickening of thermosetting resins using microencapsulated thickeners |
GB8711005D0 (en) * | 1987-05-09 | 1987-06-10 | British Petroleum Co Plc | Chemical process |
DE3877829T2 (de) * | 1987-06-01 | 1993-07-29 | Sar Realisations Ltd | Vorfuehrungssystem mit lichtdurchlaessigem schirm und verfahren zu dessen herstellung. |
US4814377A (en) * | 1987-09-04 | 1989-03-21 | Union Carbide Corporation | Process for incorporating high molecular weight olefin based copolymers into a polymer matrix |
US5278532A (en) * | 1987-09-14 | 1994-01-11 | Hughes Aircraft Company | Automotive instrument virtual image display |
US4767186A (en) * | 1987-10-06 | 1988-08-30 | North American Philips Consumer Electronics Corp. | Front projection screen with rear light concentrating lens array |
IT1223262B (it) * | 1987-12-11 | 1990-09-19 | Himont Inc | Composizioni elasto plastiche e procedimento per la loro preparazione |
US5300942A (en) * | 1987-12-31 | 1994-04-05 | Projectavision Incorporated | High efficiency light valve projection system with decreased perception of spaces between pixels and/or hines |
US5012274A (en) * | 1987-12-31 | 1991-04-30 | Eugene Dolgoff | Active matrix LCD image projection system |
JPH01210942A (ja) * | 1988-02-19 | 1989-08-24 | Pioneer Electron Corp | 背面投写型プロジェクションテレビのスクリーン |
ES2046299T3 (es) * | 1988-05-18 | 1994-02-01 | Rohm And Haas Company | Composiciones polimericas termoestables y termoplasticas. |
US5016950A (en) * | 1988-07-05 | 1991-05-21 | Hughes Aircraft Company | Full-color zero-order suppressed diffraction optics diffusing screen/louver filter laminate |
US4960314A (en) * | 1988-07-05 | 1990-10-02 | Hughes Aircraft Company | Diffraction optics diffusing screen laminate for full color on-axis viewing |
DK160593C (da) * | 1988-09-28 | 1991-09-09 | Dainippon Printing Co Ltd | Baglysprojektionsskaerm |
DK687288A (da) * | 1988-12-09 | 1990-06-10 | Dainippon Printing Co Ltd | Baglysprojektionsskaerm |
US5011244A (en) * | 1988-12-16 | 1991-04-30 | Hughes Aircraft Company | Holographic full color data retrieval and projection system |
KR920008058B1 (ko) * | 1989-01-28 | 1992-09-22 | 주식회사 금성사 | 조명광 흡수구조를 갖는 프론트 프로젝션 스크린 |
JPH02199444A (ja) * | 1989-01-30 | 1990-08-07 | Matsushita Electric Ind Co Ltd | 透過型スクリーンとその製造方法とそれを用いた透過型プロジェクションテレビ |
US5279689A (en) * | 1989-06-30 | 1994-01-18 | E. I. Du Pont De Nemours And Company | Method for replicating holographic optical elements |
EP0406761A3 (en) * | 1989-07-04 | 1993-01-20 | Mitsubishi Kasei Vinyl Company | Image protecting film and image protecting method |
US5040870A (en) * | 1989-10-13 | 1991-08-20 | Sumitomo Chemical Company, Limited | Screen for projection |
ATE155897T1 (de) * | 1990-05-21 | 1997-08-15 | Nashua Corp | Mikrolinsen-bildschirme aus photopolymerisierbaren materialien und verfahren zur ihrer herstellung |
CA2042452A1 (en) * | 1990-05-25 | 1991-11-26 | Loren D. Trabert | Modified acrylic capstock |
EP0464499A3 (en) * | 1990-06-22 | 1992-04-15 | Sumitomo Chemical Company, Limited | Anisotropic light-scattering material, method for producing the same and lenticular lens for projection tv screen |
WO1992004400A1 (en) * | 1990-09-04 | 1992-03-19 | Ohno Research And Development Laboratories Co., Ltd. | Plastic optical member having light diffusing layer on surface, and light quantity control member |
DE69132092T2 (de) * | 1990-10-29 | 2001-01-11 | Kuraray Co | Lentikuläre blattförmige Linse |
US5292783A (en) * | 1990-11-30 | 1994-03-08 | Eastman Kodak Company | Aliphatic-aromatic copolyesters and cellulose ester/polymer blends |
US5178955A (en) * | 1990-12-17 | 1993-01-12 | Allied-Signal Inc. | Polymeric anti-reflection coatings and coated articles |
US5111337A (en) * | 1991-01-04 | 1992-05-05 | Eugene Martinez | Enhanced contrast, maximum gain front and rear projection screens |
JPH04249237A (ja) * | 1991-01-18 | 1992-09-04 | Rohm & Haas Co | 背面投射スクリーン面上のスクラッチ又は欠陥を隠ぺいする方法 |
FR2673576B1 (fr) * | 1991-03-08 | 1993-06-18 | Essilor Int | Procede pour l'obtention d'un article en materiau polymere transparent a gradient d'indice de refraction. |
US5179440A (en) * | 1991-05-13 | 1993-01-12 | Hughes Aircraft Company | Rear projection facetted dome |
US5198267A (en) * | 1991-09-20 | 1993-03-30 | Allied-Signal Inc. | Fluoropolymer blend anti-reflection coatings and coated articles |
US5118579A (en) * | 1991-09-20 | 1992-06-02 | Allied-Signal Inc. | Fluoropolymer blends for coatings |
US5139879A (en) * | 1991-09-20 | 1992-08-18 | Allied-Signal Inc. | Fluoropolymer blend anti-reflection coatings and coated articles |
JP3013551B2 (ja) * | 1991-10-23 | 2000-02-28 | 住友化学工業株式会社 | 反射型スクリーン |
US5188777A (en) * | 1991-11-05 | 1993-02-23 | Mobil Oil Corporation | Opaque film and method for its preparation |
US5349503A (en) * | 1991-12-31 | 1994-09-20 | At&T Bell Laboratories | Illuminated transparent display with microtextured back reflector |
US5245454A (en) * | 1991-12-31 | 1993-09-14 | At&T Bell Laboratories | Lcd display with microtextured back reflector and method for making same |
US5307205A (en) * | 1992-03-20 | 1994-04-26 | Rohm And Haas Company | Bilayer rear projection screens |
US5357372A (en) * | 1992-04-07 | 1994-10-18 | Hughes Aircraft Company | Ultra-compact, wide field of view virtual image display optical system |
US5548670A (en) * | 1992-11-27 | 1996-08-20 | Koike; Yasuhiro | Light-scattering light-guiding device |
US5457572A (en) * | 1992-12-17 | 1995-10-10 | Kuraray Co., Ltd. | Rear-projection screen |
EP0615150A3 (de) * | 1993-03-08 | 1994-12-21 | Corning Inc | Substrat für Flüssigkristallanzeige. |
JP3298215B2 (ja) * | 1993-03-26 | 2002-07-02 | 住友化学工業株式会社 | 屈折率分布を有する重合体粒子の製造方法 |
EP0627638A1 (de) * | 1993-06-02 | 1994-12-07 | Hughes Aircraft Company | Elliptischer Diffusor |
JPH071428U (ja) * | 1993-06-04 | 1995-01-10 | 株式会社エンプラス | 面光源装置 |
DE4327464A1 (de) * | 1993-08-16 | 1995-02-23 | Roehm Gmbh | Verfahren zur Herstellung monodisperser Poly(meth)acrylat-Teilchen |
WO1995012631A1 (en) * | 1993-11-01 | 1995-05-11 | E.I. Du Pont De Nemours And Company | Multicomponent pellets of barrier resin and compatibilizer for making laminar articles |
US5472649A (en) * | 1994-04-13 | 1995-12-05 | Eastman Chemical Company | Method for preparing powder coating compositions having improved particle properties |
-
1997
- 1997-11-03 US US08/963,654 patent/US5932342A/en not_active Expired - Lifetime
- 1997-11-10 DE DE69729260T patent/DE69729260D1/de not_active Expired - Lifetime
- 1997-11-10 EP EP97309025A patent/EP0843203B1/de not_active Expired - Lifetime
- 1997-11-14 JP JP9313468A patent/JPH10274704A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0843203A1 (de) | 1998-05-20 |
US5932342A (en) | 1999-08-03 |
JPH10274704A (ja) | 1998-10-13 |
EP0843203B1 (de) | 2004-05-26 |
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8327 | Change in the person/name/address of the patent owner |
Owner name: NASHUA CORP., NASHUA, N.H., US Owner name: NASHUA IMAGING SUPPLIES (UK) LTD., LONDON, GB |
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8332 | No legal effect for de |