Patent ID: 6136521
Filing Date: 2000-10-24
Classification: C08G,G03G,Y10S,Y10T

Abstract:
A polycarbonate containing repeating units (1) represented by the following general formula (1): ##STR103## wherein each R is independently an aliphatic unsaturation-free monovalent hydrocarbon group, the R groups being identical with or different from each other, each R.sup.1 is independently a halogen atom, a substituted or non-substituted alkyl group of 1 to 6 carbon atoms, a substituted or non-substituted alkoxy group of 1 to 6 carbon atoms or a substituted or non-substituted aryl group of 6 to 12 carbon atoms, each X is independently an alkylene group of 2 or more carbon atoms or an alkyleneoxyalkylene group of 2 or more carbon atoms, each X' is independently an alkylene group of 2 or more carbon atoms, an alkyleneoxyalkylene group of 2 or more carbon atoms or oxygen atom, each a is independently an integer of 0 to 4, na is 0 or 1, nb is 1 or 2, nc is 1 or 2, provided na+nb+nc=3, n1, n2, n3 and n4 are each independently 0 or an integer of 1 or more, provided n1+n2+n3+n4 is an integer of 0 to 450.