GB926974A - Improvements in and relating to plastics objects and their manufacture - Google Patents

Improvements in and relating to plastics objects and their manufacture

Info

Publication number
GB926974A
GB926974A GB1121261A GB1121261A GB926974A GB 926974 A GB926974 A GB 926974A GB 1121261 A GB1121261 A GB 1121261A GB 1121261 A GB1121261 A GB 1121261A GB 926974 A GB926974 A GB 926974A
Authority
GB
United Kingdom
Prior art keywords
monomer
core
relating
manufacture
resistance
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
GB1121261A
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.)
FR DES VERRES IGARD SOC
FRANCE PETERLITE
Original Assignee
FR DES VERRES IGARD SOC
FRANCE PETERLITE
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 FR DES VERRES IGARD SOC, FRANCE PETERLITE filed Critical FR DES VERRES IGARD SOC
Publication of GB926974A publication Critical patent/GB926974A/en
Expired legal-status Critical Current

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
    • B29D11/00865—Applying coatings; tinting; colouring
    • 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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GB1121261A 1960-09-12 1961-03-28 Improvements in and relating to plastics objects and their manufacture Expired GB926974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR838337A FR1274554A (fr) 1960-09-12 1960-09-12 Procédé de fabrication de lentilles en matière plastique à surfaces inrayables et lentilles obtenues par ce procédé

Publications (1)

Publication Number Publication Date
GB926974A true GB926974A (en) 1963-05-22

Family

ID=8738844

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1121261A Expired GB926974A (en) 1960-09-12 1961-03-28 Improvements in and relating to plastics objects and their manufacture

Country Status (4)

Country Link
BE (1) BE596891A (cg-RX-API-DMAC10.html)
FR (1) FR1274554A (cg-RX-API-DMAC10.html)
GB (1) GB926974A (cg-RX-API-DMAC10.html)
LU (1) LU39389A1 (cg-RX-API-DMAC10.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550349B1 (fr) * 1983-08-03 1985-10-18 Essilor Int Procede pour la realisation de lentilles optiques a revetement antirayures et lentilles ainsi obtenues

Also Published As

Publication number Publication date
LU39389A1 (cg-RX-API-DMAC10.html) 1961-01-09
FR1274554A (fr) 1961-10-27
BE596891A (fr) 1961-03-01

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