Polyolefin resin foam and process for continuously manufacturing

Details Polyolefin resin foam and process for continuously manufacturing Polyolefin resin foam and process for continuously manufacturing

Filed on

1979-07-30

Date issued

1981-06-23

Examiner

Foelak, Morton

Patent Class

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

SubClass

Synthetic resins

SubSubClass

Cellular products or processes of preparing a cellular...

Other Related Categories

264DIG5, 521 79, 521 91, 521 94, 521143, 521144, 521149, C08J 914

Type

Patent

Status

active

Patent number

042751683

Description

ABSTRACT:
The invention relates to a foaming on foamable olefin polymer composition containing a nucleating agent and a cell size increasing agent comprising certain amino acids and/or polyhydric alcohols.

REFERENCES:
patent: 2572568 (1951-10-01), Gluesenkamp
patent: 2928130 (1960-03-01), Gray
patent: 2956960 (1960-10-01), Nemphos
patent: 3227664 (1966-01-01), Blades et al.
patent: 3634564 (1972-01-01), Okamoto et al.
patent: 3658973 (1972-04-01), Aykanian
patent: 3808300 (1974-04-01), Miyamoto et al.

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