Preparation process of block copolymers and resulting block...

Details Preparation process of block copolymers and resulting block... Preparation process of block copolymers and resulting block...

C - Chemistry, Metallurgy

08

F

400/2009

C08F 283/12 (2006.01) C08F 290/06 (2006.01) C08F 293/00 (2006.01) C08G 77/442 (2006.01)

Patent

CA 1336728

A preparation process of block copolymers which comprises conducting living polymerization of a (meth)acrylic ester substantially in the absence of water, by using a macromolecular compound having a functional end group represented by the formula (1): Image (1) Wherein R is H or an n-alkyl group having from 1 to 3 carbon atoms and R' is H or an alkyl group having from 1 to 6 carbon atoms, as a polymerization initiator and in the presence of a Lewis acid or in the presence of a donor compound of an anion selected from HF2-, (CH3)3SiF? or F-, as well as novel block copolymers prepared therefrom are dis- closed.

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