Foamable polymeric alloy composition

Details Foamable polymeric alloy composition Foamable polymeric alloy composition

1978-10-30

1980-06-10

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 95, 525 74, C08J 910, C08J 908

Patent

active

042074029

ABSTRACT:
The present invention relates to a foamable alloy composition comprising, a styrenic polymer including its copolymers and rubber reinforced styrenic polymers in combination with a styrene maleic anhydride interpolymer and a gas liberating compound wherein said interpolymer is present in said polyblend in amounts of 15 to 50% by weight providing a superior structural foam molding composition having fast molding cycles and fine cell structure.

REFERENCES:
patent: 2971939 (1961-02-01), Baer
patent: 4048208 (1977-09-01), Spicuzza, Jr.

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