Ethylene polymer foams blown with isobutane and 1,1-difluoroetha

Details Ethylene polymer foams blown with isobutane and 1,1-difluoroetha Ethylene polymer foams blown with isobutane and 1,1-difluoroetha

1994-08-02

1995-04-11

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

264 53, 264DIG5, 521 79, 521142, 521143, 521149, 521910, C08J 914

Patent

active

054058830

ABSTRACT:
Disclosed is an ethylene polymer foam structure having enhanced processing and physical properties. The foam structure comprises an ethylenic polymer material and a blowing agent of isobutane and 1,1-difluoroethane. Further disclosed is a process for making the foam structure.

REFERENCES:
patent: 4370378 (1983-01-01), Zabrocki
patent: 4528300 (1985-07-01), Park
patent: 4640933 (1987-02-01), Park
patent: 5110838 (1992-05-01), Tokiwa et al.
patent: 5147896 (1992-09-01), York
patent: 5288763 (1994-02-01), Park et al.

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