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
1989-07-21
1990-10-16
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...
524181, 524182, 524302, 524303, 524304, 524396, 524399, 524400, 25240052, C08K 537
Patent
active
049635948
ABSTRACT:
Vinyl chloride based polymers are heat/color stabilized by formulating therewith a stabilizing amount of (i) at least one organozinc derivative, (ii) at least one organic derivative of a metal from Group IIa of the Periodic Table, and (iii) at least one thiomalic acid diester.
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Hoke Veronica P.
Rhone-Poulenc Specialites Chimiques
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