Foam blowing agent composition and process for producing foams

Details Foam blowing agent composition and process for producing foams Foam blowing agent composition and process for producing foams

1991-05-20

1992-09-15

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 98, 521146, C08J 914

Patent

active

051478960

ABSTRACT:
This invention relates to the use of polyfluorocarbon blowing agents in the preparation of polymer foams; particularly the use of 1,1-difluoroethane in the preparation of polystyrene foams for food packaging and food serving.

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