Method for improving mold releasability of a polymeric material

Details Method for improving mold releasability of a polymeric material Method for improving mold releasability of a polymeric material

1985-07-23

1986-10-14

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C08K 524

Patent

active

046173358

ABSTRACT:
The invention provides an efficient method for releasing a shaped body of a polymeric material such as a foamed polyurethane resin from a mold in which the body has been molded without the problem of adhesion to the mold. The inventive method comprises admixing the polymeric material with a specific organopolysiloxane represented by the structural formula

REFERENCES:
patent: 3585230 (1971-06-01), Woycheshin et al.
patent: 3883468 (1975-05-01), Schmidt et al.
patent: 4146511 (1979-03-01), Moriya et al.
patent: 4332715 (1982-06-01), Ona et al.
patent: 4498929 (1985-02-01), Robertson

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