DE3786769D1 - Hexagonale imideinheiten enthaltendes random-copolymer, verfahren zu dessen herstellung und substrat einer optischen platte, hergestellt aus diesem random-copolymer. - Google Patents

Hexagonale imideinheiten enthaltendes random-copolymer, verfahren zu dessen herstellung und substrat einer optischen platte, hergestellt aus diesem random-copolymer.

Info

Publication number: DE3786769D1
Authority: DE; Germany
Prior art keywords: random copolymer; substrate; production; optical plate; containing hexagonal
Prior art date: 1986-12-25
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 - Fee Related

Application number

DE8787102979T

Other languages

English (en)

Other versions

DE3786769T2 (de

Inventor

Akihiro Wada

Rin-Ichi Kakuta

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.)

Asahi Kasei Corp

Asahi Chemical Industry Co Ltd

Original Assignee

Asahi Chemical Industry Co Ltd

Asahi Kasei Kogyo KK

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.)

1986-12-25

Filing date

1987-03-03

Publication date

1993-09-02

1986-12-25 Priority claimed from JP61308042A external-priority patent/JPS63163301A/ja

1986-12-25 Priority claimed from JP61308043A external-priority patent/JPS63163302A/ja

1987-03-03 Application filed by Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd

1993-09-02 Application granted granted Critical

1993-09-02 Publication of DE3786769D1 publication Critical patent/DE3786769D1/de

1994-03-24 Publication of DE3786769T2 publication Critical patent/DE3786769T2/de

2007-03-04 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/48—Isomerisation; Cyclisation
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
- C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages

Landscapes

Chemical & Material Sciences (AREA)
General Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Optical Record Carriers And Manufacture Thereof (AREA)

DE87102979T 1986-12-25 1987-03-03 Hexagonale Imideinheiten enthaltendes Random-Copolymer, Verfahren zu dessen Herstellung und Substrat einer optischen Platte, hergestellt aus diesem Random-Copolymer. Expired - Fee Related DE3786769T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP61308042A JPS63163301A (ja)	1986-12-25	1986-12-25	光デイスク基板
JP61308043A JPS63163302A (ja)	1986-12-25	1986-12-25	光デイスク基盤

Publications (2)

Publication Number	Publication Date
DE3786769D1 true DE3786769D1 (de)	1993-09-02
DE3786769T2 DE3786769T2 (de)	1994-03-24

Family

ID=26565386

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE87102979T Expired - Fee Related DE3786769T2 (de)	1986-12-25	1987-03-03	Hexagonale Imideinheiten enthaltendes Random-Copolymer, Verfahren zu dessen Herstellung und Substrat einer optischen Platte, hergestellt aus diesem Random-Copolymer.

Country Status (4)

Country	Link
US (1)	US4820778A (de)
EP (1)	EP0273092B1 (de)
CA (1)	CA1274936A (de)
DE (1)	DE3786769T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5218068A (en) *	1988-03-25	1993-06-08	The Dow Chemical Company	Intrinsically low birefringent molding polymers and optical storage disks therefrom
JPH0264108A (ja) *	1988-08-30	1990-03-05	Mitsubishi Rayon Co Ltd	メタクリルイミド基含有重合体の製造法およびそれにより得られる該重合体を構成成分とする光伝送繊維
CA2006641A1 (en) *	1988-12-29	1990-06-29	Sasaki Isao	Methacrylimide-containing polymer and resin composition containing said polymer
CA2017284C (en) *	1989-07-04	1995-10-03	Kazutomi Suzuki	Optical recording medium
JPH03195710A (ja) *	1989-12-08	1991-08-27	Dow Chem Co:The	本質的に低復屈折成型重合体
DE4002904A1 (de) *	1990-02-01	1991-08-08	Roehm Gmbh	Verfahren zum imidieren eines methacrylester-polymerisats
US5393343A (en) *	1993-09-29	1995-02-28	W. R. Grace & Co.-Conn.	Cement and cement composition having improved rheological properties
JP2001066445A (ja) *	1999-08-26	2001-03-16	Oki Electric Ind Co Ltd	光導波路およびその形成方法
JP5301755B2 (ja) *	2000-05-31	2013-09-25	サビック・イノベーティブ・プラスチックス・アイピー・ベスローテン・フェンノートシャップ	透明ポリカーボネートブレンドを含有する情報記録媒体
US7632916B2 (en) *	2002-08-02	2009-12-15	3M Innovative Properties Company	Process to modify polymeric materials and resulting compositions
US7157283B2 (en) *	2002-08-02	2007-01-02	3M Innovative Properties Company	Continuous process for the production of combinatorial libraries of modified materials
CN101482628B (zh) *	2003-12-02	2011-06-01	株式会社钟化	酰亚胺树脂、及其制造方法和利用
US7691932B2 (en) *	2004-09-27	2010-04-06	3M Innovative Properties Company	Method of making a composition and nanocomposites therefrom
US8193270B2 (en) *	2004-12-14	2012-06-05	3M Innovative Properties Company	Method of making composites and nanocomposites

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4246374A (en) *	1979-04-23	1981-01-20	Rohm And Haas Company	Imidized acrylic polymers
FR2508466B1 (fr) *	1981-06-25	1986-09-12	Du Pont	Procede de preparation de polymeres acryliques imidises
CA1231500A (en) *	1981-10-07	1988-01-12	Richard M. Kopchik	Thermoplastic, non-crosslinked anhydride polymers, imide polymers, and process for preparation
JPS6143604A (ja) *	1984-08-08	1986-03-03	Asahi Chem Ind Co Ltd	変性共重合体の製造方法
JPS6147707A (ja) *	1984-08-13	1986-03-08	Asahi Chem Ind Co Ltd	耐熱共重合体
JPS624704A (ja) *	1985-07-01	1987-01-10	Asahi Chem Ind Co Ltd	六員環イミド基含有重合体の製造方法

1987
- 1987-03-02 CA CA000530941A patent/CA1274936A/en not_active Expired
- 1987-03-03 US US07/021,267 patent/US4820778A/en not_active Expired - Fee Related
- 1987-03-03 EP EP87102979A patent/EP0273092B1/de not_active Expired - Lifetime
- 1987-03-03 DE DE87102979T patent/DE3786769T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0273092A2 (de)	1988-07-06
CA1274936A (en)	1990-10-02
US4820778A (en)	1989-04-11
DE3786769T2 (de)	1994-03-24
EP0273092B1 (de)	1993-07-28
EP0273092A3 (en)	1990-04-25

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Legal Events

Date	Code	Title	Description
1994-08-25	8364	No opposition during term of opposition
1999-04-08	8339	Ceased/non-payment of the annual fee