JPS543873A - Method of forming lens or sheet - Google Patents

Method of forming lens or sheet

Info

Publication number
JPS543873A
JPS543873A JP6797577A JP6797577A JPS543873A JP S543873 A JPS543873 A JP S543873A JP 6797577 A JP6797577 A JP 6797577A JP 6797577 A JP6797577 A JP 6797577A JP S543873 A JPS543873 A JP S543873A
Authority
JP
Japan
Prior art keywords
sheet
forming lens
ethylene
gasbets
molds
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.)
Pending
Application number
JP6797577A
Other languages
Japanese (ja)
Inventor
Masukuni Itou
Norio Matsuo
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.)
Mitsubishi Petrochemical Co Ltd
AGC Inc
Original Assignee
Asahi Glass Co Ltd
Mitsubishi Petrochemical Co 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
Application filed by Asahi Glass Co Ltd, Mitsubishi Petrochemical Co Ltd filed Critical Asahi Glass Co Ltd
Priority to JP6797577A priority Critical patent/JPS543873A/en
Publication of JPS543873A publication Critical patent/JPS543873A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: Hardening of monomer liquid is conducted between molds which are held with gasbets consisting of an ethylene-vinyl acetate copolymer, a polyolefin, and an ethylene-propylene rubber to produces uniformly dyeable lenses.
COPYRIGHT: (C)1979,JPO&Japio
JP6797577A 1977-06-10 1977-06-10 Method of forming lens or sheet Pending JPS543873A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6797577A JPS543873A (en) 1977-06-10 1977-06-10 Method of forming lens or sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6797577A JPS543873A (en) 1977-06-10 1977-06-10 Method of forming lens or sheet

Publications (1)

Publication Number Publication Date
JPS543873A true JPS543873A (en) 1979-01-12

Family

ID=13360489

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6797577A Pending JPS543873A (en) 1977-06-10 1977-06-10 Method of forming lens or sheet

Country Status (1)

Country Link
JP (1) JPS543873A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55107310U (en) * 1979-01-23 1980-07-26
JPH01299010A (en) * 1988-05-27 1989-12-01 Mitsui Petrochem Ind Ltd Gasket for manufacturing synthetic resin lens
JPH02185586A (en) * 1989-01-10 1990-07-19 Sumitomo Chem Co Ltd Gasket used in forming plastic lens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55107310U (en) * 1979-01-23 1980-07-26
JPH01299010A (en) * 1988-05-27 1989-12-01 Mitsui Petrochem Ind Ltd Gasket for manufacturing synthetic resin lens
JPH02185586A (en) * 1989-01-10 1990-07-19 Sumitomo Chem Co Ltd Gasket used in forming plastic lens

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