Foamable composition of vinyl chloride polymers and method of pr

Details Foamable composition of vinyl chloride polymers and method of pr Foamable composition of vinyl chloride polymers and method of pr

1978-11-21

1980-10-07

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

427373, 521 75, 521145, C08J 910

Patent

active

042269431

ABSTRACT:
This invention provides a foamable composition of vinyl chloride polymers comprising a vinyl chloride polymer, a plasticizer, a synthetic hydrocarbon wax, an alkali metal-zinc stabilizer and a decomposable organic blowing agent; and a method of producing an open cell sheet of vinyl chloride polymers comprising shaping the foamable composition into a sheet-like body and heating the resulting shaped body.

REFERENCES:
patent: 2744075 (1956-05-01), Roberts
patent: 3444281 (1969-05-01), Cahill et al.
patent: 3536638 (1970-10-01), Dosman
patent: 3695477 (1972-10-01), Edmonston
patent: 3708441 (1973-02-01), Joslyn et al.
patent: 3928704 (1975-12-01), Heidingsfeld et al.

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