Mold forming method

Details Mold forming method Mold forming method

1991-04-30

1993-09-14

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

With step of making mold or mold shaping, per se

Utilizing surface to be reproduced as an impression pattern

264225, 427282, B29C 3340

Patent

active

052446204

ABSTRACT:
A mold forming method includes steps of preparing a master having pores corresponding to an original image, holding the master under a predetermined tension, applying a mold forming material to the master, and hardening the mold forming material to produce a mold having an image corresponding to the original.

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patent: 4668521 (1987-05-01), Newsteder
patent: 5000089 (1991-03-01), Uchiyama

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