Process for the production of thermoformed articles

Details Process for the production of thermoformed articles Process for the production of thermoformed articles

C - Chemistry, Metallurgy

08

F

18/103, 402/173

C08F 218/00 (2006.01) G02B 1/04 (2006.01)

Patent

CA 1250074

"PROCESS FOR THE PRODUCTION OF THERMOFORMED ARTICLES" Abstract of the Disclosure Optical articles are obtained by polymerizing, in the form of a flat plate, by means of a free-radical initiator, a polymerizable liquid composition containing diethylene glycol bis(allyl carbonate), tris-hydroxyeth- ylisocyanate tris(allyl-carbonate) and vinyl acetate and/or methyl methacrylate and then submitting the so- obtained plate to thermoforming.

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