Patent ID: 9115312
Filing Date: 2015-08-25
Classification: C08J,C08K,C09K

Abstract:
1. A halogen-free flame retardant comprising a) at least one sulfur compound of the formula (I) wherein A Z R R m and p are identical or different, being 0 or 1, and n is a natural number from 2 to 10, and b) at least one halogen-free organophosphorus compound having phosphorus content in the range from 5 to 80% by weight, based on the phosphorus compound, where the phosphorus compound(s) have been selected from: phosphorus compounds of the formula (II) wherein R R R —(Y or two groups R X Y R R n is 0 or 1 if Y m is an integer from 0 to 100; and s, t, and u are, independently of one another, 0 or 1, and phosphorus compounds of the formula (III) wherein B is a group; R R R R X b and c are identical or different, being 0 or 1; X