Method for foam molding

Details Method for foam molding Method for foam molding

1997-02-13

1998-12-15

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

By gas forming or expanding

264 55, 264321, B29C 4408

Patent

active

058492275

ABSTRACT:
In foam molding for molding a foam-molded article from a foaming material, heat is applied while controlling the amount of foaming of the foaming material, control of the amount of foaming of the foaming material is halted, heating of the foaming material is removed and the foaming material is molded into a desired shape. The foaming material can be molded into a prescribed shape and at high speed even if the molded article is a complicated one.

REFERENCES:
patent: 3392423 (1968-07-01), Heider et al.
patent: 3812225 (1974-05-01), Hosoda et la.
patent: 3818085 (1974-06-01), Marsland, Jr. et al.
patent: 4096219 (1978-06-01), Mollenbruck et al.
patent: 4940629 (1990-07-01), Weber et al.
patent: 5178708 (1993-01-01), Hara et al.

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