C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
18/104, 26/197,
C09K 3/00 (2006.01) B29D 11/00 (2006.01) B32B 17/10 (2006.01) G02C 7/12 (2006.01) G02C 13/00 (2006.01)
Patent
CA 1336122
Apparatus and a method for adhering a flexible soft polarizing film to a curved surface, such as the convex surface of a prescription eyeglass to be made into a polariizing lens is disclosed. The method involves glass- casting, and preformation of the film in a manner calculated to have a minimum hardening/drying effect. Air is excluded during lamination without the need for a vacuum and the attendant complications.
590098
Marks Mortimer
Steinfeld Ned
Kirby Eades Gale Baker
Marks Mortimer
Steinfeld Ned
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