Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1990-05-09
1992-01-28
Hoke, Veronica P.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524567, 524 91, 524180, C08K 332
Patent
active
050844997
ABSTRACT:
The present invention is a method employing calcium phosphite as a light stabilizer and plate-out preventative for polyvinyl chloride. A composition of calcium phosphite and polyvinyl chloride is also disclosed.
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Meek, deceased William H.
Todd Lanny E.
Hoke Veronica P.
Rhone-Poulenc Inc.
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