Semi-flexible foam polymer used in packaging

Details Semi-flexible foam polymer used in packaging Semi-flexible foam polymer used in packaging

1980-07-31

1981-07-14

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

53401, 53473, 264 51, 264 54, 264DIG1, C08G 1814

Patent

active

042787726

ABSTRACT:
A select semi-flexible foam polymer composition prepared from a select reaction mixture, the mixture being characterized by a high level of water and an absence of a polyol. The foam polymer composition is particularly useful in packaging fragile or shock-sensitive objects.

REFERENCES:
patent: 3246048 (1966-04-01), Haluska
patent: 4087389 (1978-05-01), Coppola
patent: 4115301 (1978-09-01), Kennedy

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