[EN] PREPARATION OF SILOXANE-CONTAINING BLOCK COPOLYCARBONATES BY MEANS OF REACTIVE EXTRUSION<br/>[FR] PRÉPARATION PAR EXTRUSION RÉACTIVE DE COPOLYCARBONATES BLOC CONTENANT DU SILOXANE
申请人:BAYER MATERIALSCIENCE AG
公开号:WO2015052110A1
公开(公告)日:2015-04-16
The present invention relates to a process for preparing polysiloxane-polycarbonate block cocondensates proceeding from specific polycarbonates and hydroxyaryl-terminated polysiloxanes. More particularly, the present invention relates to the preparation of the said block cocondensates by means of a reactive extrusion.