Patent ID: 6011099
Filing Date: 2000-01-04
Classification: C07F,C08K

Abstract:
A thermoplastic molding material containing from 30 to 100% by weight of a mixture of polyamide and a stabilizing amount of a copper compound obtained by reacting copper (I) salts with a phosphine chelate lipand of the formula I or II ##STR9## where B.sup.1 is C.sub.1 -C.sub.6 -alkylene, naphthylene, phenylene or benzylene,R.sup.1 and R.sup.2, independently of one another, are each C.sub.1 -C.sub.8 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl or phenyl which is unsubstituted or monosubstituted to pentasubstituted by C.sub.1 -C.sub.4 -alkyl,R.sup.3 and R.sup.4, independently of one another, are each C.sub.1 -C.sub.8 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl, phenyl which is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkyl, or are each --B.sup.1 --PR.sup.2 R.sup.2, B.sup.2 --SR.sup.5 or B.sup.2 --OR.sup.5, and R.sup.3 and R.sup.4 together are--B.sup.2 --PR.sup.2 --B.sup.3 -- or --B.sup.2 --PR.sup.2 --B.sup.3 --PR.sup.2 --B.sup.4 --, and B.sup.2, B.sup.3 and B.sup.4, independently of one another, are each C.sub.1 -C.sub.6 -alkylene, naphthylene, phenylene or benzylene and ##STR10## where B.sub.1 is C.sub.1 -C.sub.6 -alkylene, naphthylene, phenylene or benzylene,R.sup.2 is C.sub.1 -C.sub.8 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl or phenyl which is unsubstituted or monosubstituted to pentasubstituted by C.sub.1 -C.sub.4 -alkyl andn is 1, 2 or 3 andfrom 0 to 70% by weight of further additives.