Patent ID: 6297346
Filing Date: 2001-10-02
Classification: C08G

Abstract:
Mixture of bischloroformate of formula (V) ##STR18##whereinR.sup.1 and R.sup.2, independently of each other, represent hydrogen, a halogen, C.sub.1 -C.sub.8 alkyl, a C.sub.5 -C.sub.6 cycloaklyl, a C.sub.6 -C.sub.10 aryl, and a C.sub.7 -C.sub.12 aralkyl,m is an integer from 4 to 7,R.sup.3 and R.sup.4 represent, individually for each X, and independently of each other, hydrogen or a C.sub.1 -C.sub.6 alkyl, andX represents carbon,with the proviso that R.sup.3 and R.sup.4 are each alkyl on at least one X atom, andwherein ""p"" is a number from 1.28 to 2 on average.