abstract |
A stabilizer combination, principally for PVC, is described, comprising A at least one organic zinc compound, e.g. a zinc carboxylate B at least one compound of the formula in which R 1 to R 6 are as defined in claim 1 . Compounds of the above formula in which at least one of R 2 -R 6 is (C 1-4 alkyl) 2 N-(CH 2 ) k - or in which R 3 -R 6 are hydrogen are claimed. |