Foamed thermoplastic resin comprising a mixture of ionomer and p

Details Foamed thermoplastic resin comprising a mixture of ionomer and p Foamed thermoplastic resin comprising a mixture of ionomer and p

1976-06-04

1978-07-25

Welsh, M. J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 98, 521134, C08G 1814

Patent

active

041028295

ABSTRACT:
Foamed thermoplastic mixture of ionomers and polyolefin polymers are produced by extruding the mix together with a volatile blowing agent at elevated temperature and pressure. The density of the foamed products is from of 15 to 45 Kg/m.sup.3 and they satisfy the requirements of extrusion foamability, compressive strength or rigidity, thermal resistance and adhesion properties.

REFERENCES:
patent: 3544490 (1970-12-01), Alexander et al.
patent: 3627703 (1971-12-01), Kojima et al.
patent: 3867319 (1975-02-01), Lundberg
patent: 3947387 (1976-03-01), Lundberg
patent: 4002581 (1977-01-01), Dolce

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