Method of making a composite mold for making polyurethane foam d

Details Method of making a composite mold for making polyurethane foam d Method of making a composite mold for making polyurethane foam d

1977-09-09

1978-07-04

Lowe, James B.

Plastic and nonmetallic article shaping or treating: processes

Flame contact or reshaping by heat decomposition of work

249134, 264225, 264337, B29C 102, B29F 500

Patent

active

040988562

ABSTRACT:
A method for making a composite mold utilizing room temperature vulcanizing silicone rubber for the surface of the mold and room temperature vulcanizing polyurethane rubber for the rest of the mold.

REFERENCES:
patent: 2113166 (1938-04-01), Zinser
patent: 3030259 (1962-04-01), Long
patent: 3291882 (1966-12-01), Warner
patent: 3428725 (1969-02-01), Delmonte et al.
patent: 3883627 (1975-05-01), Fitts
patent: 3900538 (1975-08-01), Kawakami

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