Vinyl aromatic monomer/vinyl phosphonate copolymer compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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252609, 264 41, 264 51, 264 53, 264 54, 521 56, 521 60, 526274, 526275, 526277, 526278, 526347, C08F23002, C08F21208, C08J 928

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active

051090333

ABSTRACT:
Copolymer compositions based on vinyl aromatic monomers and derivatives of vinyl phosphonic acids are disclosed. The copolymer beads of the invention are advantageously used to make foamed articles useful for packaging and construction applications.

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