DE3780603T2 - Substrat fuer optische elemente. - Google Patents

Substrat fuer optische elemente.

Info

Publication number
DE3780603T2
DE3780603T2 DE8787119155T DE3780603T DE3780603T2 DE 3780603 T2 DE3780603 T2 DE 3780603T2 DE 8787119155 T DE8787119155 T DE 8787119155T DE 3780603 T DE3780603 T DE 3780603T DE 3780603 T2 DE3780603 T2 DE 3780603T2
Authority
DE
Germany
Prior art keywords
substrate
optical elements
optical
elements
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 - Fee Related
Application number
DE8787119155T
Other languages
English (en)
Other versions
DE3780603D1 (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.)
Filing date
Publication date
Application filed by Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Publication of DE3780603D1 publication Critical patent/DE3780603D1/de
Application granted granted Critical
Publication of DE3780603T2 publication Critical patent/DE3780603T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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

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)
  • Optical Record Carriers And Manufacture Thereof (AREA)
DE8787119155T 1986-12-25 1987-12-23 Substrat fuer optische elemente. Expired - Fee Related DE3780603T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30804186 1986-12-25

Publications (2)

Publication Number Publication Date
DE3780603D1 DE3780603D1 (de) 1992-08-27
DE3780603T2 true DE3780603T2 (de) 1993-03-18

Family

ID=17976171

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787119155T Expired - Fee Related DE3780603T2 (de) 1986-12-25 1987-12-23 Substrat fuer optische elemente.

Country Status (3)

Country Link
EP (1) EP0273397B1 (de)
CA (1) CA1324699C (de)
DE (1) DE3780603T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01103612A (ja) * 1987-07-30 1989-04-20 Sumitomo Chem Co Ltd 熱可塑性共重合体
JPH02151602A (ja) * 1988-12-05 1990-06-11 Asahi Chem Ind Co Ltd 低吸湿性共重合体
EP1496067A4 (de) * 2002-03-26 2007-05-30 Toray Industries Thermoplastisches polymer, herstellungsverfahren dafür und formkörper
AU2003252749A1 (en) 2002-08-02 2004-02-23 Kaneka Corporation Acrylic block copolymer and thermoplastic resin composition

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL100455C (de) * 1955-12-27
GB1437176A (en) * 1972-08-14 1976-05-26 Ici Ltd Acrylic copolymers
JPS61254608A (ja) * 1985-05-02 1986-11-12 Sumitomo Chem Co Ltd 耐熱変形性の優れた熱可塑性共重合体の製造方法

Also Published As

Publication number Publication date
DE3780603D1 (de) 1992-08-27
EP0273397B1 (de) 1992-07-22
EP0273397A3 (en) 1989-03-01
EP0273397A2 (de) 1988-07-06
CA1324699C (en) 1993-11-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee