Patent ID: 9006337
Filing Date: 2015-04-14
Classification: A61L,C07D,C08G

Abstract:
1. Method for making a polymer wherein during ring opening polymerisation is incorporated into the polymer chain at least one cyclic (alkyl) carbonate monomer having the formula (1) wherein Y is optional and represents the residue of a sulfhydryl reacted group, X represents a functional group reactive with a sulfhydryl group, L=—[CH2]n with n=0-10, or L=—[CH2]p-S—S—[CH2]q with p and q are 0-5 or L=-[PEG]- with PEG is a group that comprises a —[CH2CH2O]m- group with m=1-200, and R2 is hydrogen, methyl or ethyl.