Method for making a flexible mold

Details Method for making a flexible mold Method for making a flexible mold

1971-11-08

1978-02-07

Hoag, Willard E.

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

264250, 264259, 264299, B29C 500, B29D 908

Patent

active

040726738

ABSTRACT:
This invention relates to a flexible mold and a process of making wherein a composition or laminate is formed to give the mold the desired solvent resistance and yet maintain its flexibility.

REFERENCES:
patent: 2435643 (1948-02-01), Bean
patent: 3428725 (1969-02-01), Delmonte et al.
patent: 3487134 (1969-12-01), Burr
patent: 3655840 (1972-04-01), Krug
patent: 3694530 (1972-09-01), Wolfe

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