GB1542119A - Lenses of plastics materials and their production - Google Patents

Lenses of plastics materials and their production

Info

Publication number
GB1542119A
GB1542119A GB2692976A GB2692976A GB1542119A GB 1542119 A GB1542119 A GB 1542119A GB 2692976 A GB2692976 A GB 2692976A GB 2692976 A GB2692976 A GB 2692976A GB 1542119 A GB1542119 A GB 1542119A
Authority
GB
United Kingdom
Prior art keywords
lenses
production
plastics materials
plastics
materials
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
Application number
GB2692976A
Other languages
English (en)
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.)
Buckbee Mears Co
Original Assignee
Buckbee Mears Co
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 Buckbee Mears Co filed Critical Buckbee Mears Co
Publication of GB1542119A publication Critical patent/GB1542119A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • 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
    • C08F18/00—Homopolymers and 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 an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F18/24—Esters of carbonic or haloformic acids

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerization Catalysts (AREA)
  • Eyeglasses (AREA)
  • Polymerisation Methods In General (AREA)
GB2692976A 1975-09-02 1976-06-29 Lenses of plastics materials and their production Expired GB1542119A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60936675A 1975-09-02 1975-09-02

Publications (1)

Publication Number Publication Date
GB1542119A true GB1542119A (en) 1979-03-14

Family

ID=24440492

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2692976A Expired GB1542119A (en) 1975-09-02 1976-06-29 Lenses of plastics materials and their production

Country Status (9)

Country Link
JP (1) JPS5229885A (ja)
BE (1) BE844656A (ja)
BR (1) BR7604994A (ja)
CA (1) CA1098635A (ja)
DE (1) DE2636239A1 (ja)
FR (1) FR2322884A1 (ja)
GB (1) GB1542119A (ja)
IT (1) IT1065377B (ja)
NL (1) NL7608037A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4957981A (en) * 1989-02-10 1990-09-18 Akzo N.V. Interpenetrating polymer network of an aliphatic polyol(allyl carbonate) and epoxy resin

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6175301A (ja) * 1984-09-21 1986-04-17 Asahi Glass Co Ltd 合成樹脂製レンズ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4957981A (en) * 1989-02-10 1990-09-18 Akzo N.V. Interpenetrating polymer network of an aliphatic polyol(allyl carbonate) and epoxy resin

Also Published As

Publication number Publication date
BR7604994A (pt) 1977-08-09
BE844656A (nl) 1976-11-16
FR2322884B1 (ja) 1978-10-20
DE2636239A1 (de) 1977-03-10
JPS5229885A (en) 1977-03-07
NL7608037A (nl) 1977-03-04
CA1098635A (en) 1981-03-31
FR2322884A1 (fr) 1977-04-01
IT1065377B (it) 1985-02-25

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee