DE69316836T2 - Biologisch abbaubare Zelluloseesterzusammensetzung und daraus hergestellter Artikel - Google Patents

Biologisch abbaubare Zelluloseesterzusammensetzung und daraus hergestellter Artikel

Info

Publication number
DE69316836T2
DE69316836T2 DE1993616836 DE69316836T DE69316836T2 DE 69316836 T2 DE69316836 T2 DE 69316836T2 DE 1993616836 DE1993616836 DE 1993616836 DE 69316836 T DE69316836 T DE 69316836T DE 69316836 T2 DE69316836 T2 DE 69316836T2
Authority
DE
Germany
Prior art keywords
cellulose ester
made therefrom
article made
ester composition
biodegradable cellulose
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.)
Revoked
Application number
DE1993616836
Other languages
English (en)
Other versions
DE69316836D1 (de
Inventor
Masanori Itoh
Atsunobu Kiyose
Katsumi Hirao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daicel Corp
Original Assignee
Daicel Chemical Industries Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27327302&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69316836(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Daicel Chemical Industries Ltd filed Critical Daicel Chemical Industries Ltd
Application granted granted Critical
Publication of DE69316836D1 publication Critical patent/DE69316836D1/de
Publication of DE69316836T2 publication Critical patent/DE69316836T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/10—Esters of organic acids, i.e. acylates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/10—Esters of organic acids, i.e. acylates
    • C08L1/12—Cellulose acetate
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/067—Use of materials for tobacco smoke filters characterised by functional properties
    • A24D3/068—Biodegradable or disintegrable
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/06—Biodegradable
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31971—Of carbohydrate
DE1993616836 1992-11-13 1993-11-11 Biologisch abbaubare Zelluloseesterzusammensetzung und daraus hergestellter Artikel Revoked DE69316836T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP32864692 1992-11-13
JP19681993 1993-07-13
JP19682093 1993-07-13

Publications (2)

Publication Number Publication Date
DE69316836D1 DE69316836D1 (de) 1998-03-12
DE69316836T2 true DE69316836T2 (de) 1998-06-18

Family

ID=27327302

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1993616836 Revoked DE69316836T2 (de) 1992-11-13 1993-11-11 Biologisch abbaubare Zelluloseesterzusammensetzung und daraus hergestellter Artikel
DE1993633157 Expired - Lifetime DE69333157T2 (de) 1992-11-13 1993-11-11 Biologisch abbaubare Zelluloseesterzusammensetzung und Artikel

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1993633157 Expired - Lifetime DE69333157T2 (de) 1992-11-13 1993-11-11 Biologisch abbaubare Zelluloseesterzusammensetzung und Artikel

Country Status (8)

Country Link
US (3) US5478386A (de)
EP (2) EP0597478B1 (de)
KR (1) KR100227400B1 (de)
CN (1) CN1067415C (de)
CA (1) CA2102927C (de)
DE (2) DE69316836T2 (de)
PH (1) PH30463A (de)
TW (1) TW256845B (de)

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DE4322966C2 (de) * 1993-07-09 1995-10-26 Rhodia Ag Rhone Poulenc Aus Celluloseacetat geformte Gebilde und ihre Verwendung als Filtertow und Tabakrauchfilterelement
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Also Published As

Publication number Publication date
DE69333157T2 (de) 2004-06-09
EP0792913B1 (de) 2003-08-20
US5478386A (en) 1995-12-26
US5609677A (en) 1997-03-11
CN1067415C (zh) 2001-06-20
DE69316836D1 (de) 1998-03-12
EP0792913A2 (de) 1997-09-03
CA2102927A1 (en) 1994-05-14
EP0792913A3 (de) 1997-09-24
DE69333157D1 (de) 2003-09-25
US5720803A (en) 1998-02-24
TW256845B (de) 1995-09-11
PH30463A (en) 1997-05-28
KR100227400B1 (ko) 1999-11-01
CA2102927C (en) 2000-03-28
EP0597478B1 (de) 1998-02-04
EP0597478A1 (de) 1994-05-18
CN1088595A (zh) 1994-06-29
KR940011541A (ko) 1994-06-21

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