Styrene polymer foam made with alpha-polyolefin additives

Details Styrene polymer foam made with alpha-polyolefin additives Styrene polymer foam made with alpha-polyolefin additives

1984-03-16

1985-05-07

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

264 455, 264 53, 264DIG69, 521 79, 521 81, 521146, 521134, 521 59, C08J 900, B29D 2700

Patent

active

045159076

ABSTRACT:
An improved foamable vinyl aromatic polymer composition and a process for preparing a vinyl aromatic polymer foam having incorporated therein a blend of alpha-olefin polymers are disclosed. The blend of alpha-olefin polymers may be virgin material or a portion of recycle feedstream, the recycle feedstream being prepared from adhesive film faced extruded vinyl aromatic foam laminate scrap. Foam materials having improved solvent resistance, ultraviolet light stability, and adhesive characteristics are prepared from the composition and process.

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patent: 3743611 (1973-07-01), Muroi et al.
patent: 3959197 (1976-05-01), Salyer et al.
patent: 3966597 (1976-06-01), Omori et al.
patent: 4433029 (1984-02-01), Senda et al.

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