Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1991-05-16
1992-04-28
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
252609, 264 41, 264 51, 264 53, 264 54, 521 56, 521 60, 526274, 526275, 526277, 526278, 526347, C08F23002, C08F21208, C08J 928
Patent
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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Armstead Diandre
Grey Roger A.
Schock Laurel E.
Arco Chemical Technology L.P.
Schofer Joseph L.
Schuchardt Jonathan L.
Zitomer Fred
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