Method for the manufacture of optical mold for reproducing curve

Details Method for the manufacture of optical mold for reproducing curve Method for the manufacture of optical mold for reproducing curve

1977-06-07

1978-09-26

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

156155, 156232, 156233, 156236, 156249, 156630, 156656, 249135, 264 1, 264220, 425808, B32B 1700, B32B 712, B32B 1500

Patent

active

041167538

ABSTRACT:
A sturdy optical mold for reproducing optical curved surfaces in the shape corresponding to that of an optical prototype comprising a resin layer formed on a base and a metallic layer formed on said resin layer, and a method for manufacturing an optical mold for reproducing optical curved surfaces in the shape corresponding to that of an optical prototype comprising forming layers of different metals on the surface of an optical prototype, dissolving one of said layers for releasing the other layer and fixing said released layer onto a base with a bonding agent.

REFERENCES:
patent: 2164010 (1939-06-01), Grupe
patent: 2734243 (1956-02-01), Lips et al.
patent: 2765248 (1956-10-01), Beech et al.
patent: 2851331 (1958-09-01), Miller
patent: 2879196 (1959-03-01), Brucker
patent: 3428533 (1969-02-01), Pichel
patent: 4061518 (1977-12-01), Burroughs et al.

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