Stabilized polyvinyl chloride

Details Stabilized polyvinyl chloride Stabilized polyvinyl chloride

1998-07-23

2000-10-24

Sanders, Kriellion

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524100, 524102, 524380, 524403, 524424, 524442, 524443, 524450, C08K 534, C08K 505, C08K 310, C08K 334

Patent

active

061369004

ABSTRACT:
The invention relates to a PVC composition comprising a stabilizer combination of (b) polyDHP of the formula I ##STR1## where the radicals T, L, R, R', R" are as defined in claim 1, (c) a subtance from the group consisting of crystalline hydrotalcites,
crystalline or amorphous zeolites,
crystalline or amorphous dawsonites, magadiites or kenyaites, disaccharide alcohols and sterically hindered amines containing the structural unit ##STR2## in which R.sup.0 is hydrogen or methyl, and (d) at least one zinc, aluminium or lanthanoid compound.

REFERENCES:
patent: 4963608 (1990-10-01), Kunieda et al.
patent: 5194470 (1993-03-01), Carette et al.
patent: 5872166 (1999-02-01), Brilliant et al.

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