申请人:IMPERIAL CHEMICAL INDUSTRIES PLC
公开号:EP0278668A2
公开(公告)日:1988-08-17
A polymerisation process which comprises contacting at least one polar acrylic type or maleimide monomer under polymerisation conditions with (i) a tetracoordinate organosilicon, organotin or organogermanium initiator having at least one initiating site, (ii) a co-catalyst which is a source of fluoride, bifluoride, cyanide or azide ions or a Lewis acid, and (iii) from 0.1 to 10% by weight, based on the weight of monomer, of acetonitrile.
一种聚合工艺,包括在聚合条件下,将至少一种极性丙烯酸类或马来酰亚胺类单体与(i)具有至少一个引发位点的四价有机硅、有机锡或有机锗引发剂,(ii)作为氟化物、双氟化物、氰化物或叠氮离子或路易斯酸来源的助催化剂,以及(iii)按单体重量计从 0.1%到 10%的乙腈接触。