u0431u0435u0437u0438u0437u043eu0446u0438u0430u043du0430u0442u043du044bu0439 way to obtain poly (carbonate - u0443u0440u0435u0442u0430u043du0430) or the complex of poly (ether - u0443u0440u0435u0442u0430u043du0430)

摘要

the present invention discloses method of poly (carbonate - u0443u0440u0435u0442u0430u043du0430) (PCU) or complex poly (ether - u0443u0440u0435u0442u0430u043du0430) (PEU) without u0438u0437u043eu0446u0438u0430u043du0430u0442u0430, comprising the following steps (a) - (e)and poly (carbonate - u0443u0440u0435u0442u0430u043d) (PCU) or a poly (ether - u0443u0440u0435u0442u0430u043d) (PEU) obtained by this method, (a) the living polymerization of disclosure of the first 5.6 - or 7 - u0447u043bu0435u043du043du043eu0433u043e cyclical carbonate or cyclical complex air bearing or not bearing the functional groupin the presence of the catalytic system and one or more u0434u0438u043eu043bu043eu0432 or polyols.acting as u0441u043eu0438u043du0438u0446u0438u0430u0442u043eu0440u044b and chain transfer agents; (b) chemical modification of end groups u0433u0438u0434u0440u043eu043au0441u0438u043bu044cu043du044bu0445 chain in u043au0430u0440u0431u043eu043au0441u0438u043bu044cu043du044bu0435 group in the presence of the second kata u043bu0438u0442u0438u0447u0435u0441u043au043eu0439 system; (c) the reaction u0441u043eu0447u0435u0442u0430u043dand at least two equivalents of 5 -, 6 - or 7 - u0447u043bu0435u043du043du043eu0433u043e cyclical carbonate bearing at least one functional group that u0441u043eu0447u0435u0442u0430u043d s with u043au0430u0440u0431u043eu043au0441u0438u043bu044cu043du043eu0439 partin the presence of a third catalytic system; (d) a u043fu043eu043bu0438u043fu0440u0438u0441u043eu0435u0434u0438u043du0435u043du0438u0435 or u043fu043eu043bu0438u0430u043cu0438u043du0430 through the cycle of the second end 5.6 - or 7 - u0447u043bu0435u043du043du043eu0433u043e cyclical carbonate from stage (c) and (e) a poly (carbonate - u0443u0440u0435u0442u0430u043du0430) or the complex of poly (ether - u0443u0440u0435u0442u0430u043du0430).