STABILIZER MIXTURES FOR HALOGEN-CONTAINING POLYMERS COMPRISING SPECIFIC ZEOLITES, METAL SOAPS AND/OR ORGANOTIN COMPOUNDS, STABILIZED POLYMERS COMPRISING SAID STABILIZER MIXTURES AND A PROCESS FOR THEIR PREPARATION

摘要

A composition, comprising (a) a halogen-containing polymer or a recyclate thereof; (b) at least one zeolite in the form of alkali, with the exception of zeolite A, Na12Al12Si12O48. 27H2O and clinoptilolite Na6Al6Si30O72. 2H2O, (c) at least one organic zinc, aluminium or rare earth compound, and/or (d) at least one organotin compound of one of the formula RpSnSq and [RpSnSq]r wherein R and R1 are each independently of the other C1-C12 alkyl or C3-C11 alkoxycarbonylethyl, Q has the meaning of -S- or -O-CO-, and R2, if Q is -S-, is C8-C18 alkyl or a -R3-COO-R4 or -R3-O-CO-R4 radical, R2, if Q is -O-CO-, is C1-C18 alkyl, C2-18 alkenyl, phenyl, C1-C4 alkyl-substituted phenyl, or a -CH=CH-COO-R5 radical, 1955 ט" ז בטבת התשס" א - January 11, 2001 R3 is methylene, ethylene or o-phenylene, R4 is C5-C18 alkyl, R5 is C-18 alkyl, C5-C7 cycloalkyl or benzyl, R6, if Q is -S-, is methylene, ethylene or o-phenylene, R6, if Q is -O-CO, is C1-C8 alkylene, o-phenylene or a -CH=CH- group, R7 is C2-C4 alkylene or C4-C8 alkylene which is interrupted by -O-, R8 is C1-C18 alkyl, C2-C18 alkenyl, phenyl, C1-C4 alkyl-substituted phenyl, or a -CH=CH-COO-R5 radical, X independently has the meaning of -O- or -O-CO-R9-COO-, R9 is C1-C8 alkylene, o-phenylene or a -CH=CH- group, p is 1 or 2, q is [(4-p)/2], and rL1, i is 1 or 2, j is a number in the range from 1 to 6, k is a number in the range from 1 to 3, and m is a number in the range from 1 to 4.