Stabilized rigid polyvinyl chloride compositions

Details Stabilized rigid polyvinyl chloride compositions Stabilized rigid polyvinyl chloride compositions

1988-02-03

1989-04-18

Morgan, Kriellion

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 83, 524 95, 524100, 524101, 524102, 524103, 524175, 524178, 524181, 524399, 524497, 524513, 524567, C08K 534, C08K 322, C08K 509, C08K 558

Patent

active

048228338

ABSTRACT:
Rigid polyvinyl chloride stabilized against the adverse effects of ultraviolet radiation by the addition thereto of effective amounts of 2,2,6,6-tetraalkylpiperidine compound and an organotin carboxylate thermal stabilizer, optionally with reduced amounts of titanium dioxide, organotin mercapto esters and/or organotin mercaptide thermal stabilizers.

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