公开(公告)号：US3629218A

公开(公告)日：1971-12-21

申请号：US3629218D

申请日：1969-03-24

Applicant: DYNAMIT NOBEL AG

Inventor： BIER GERHARD ,  TRAUTVETTER WERNER ,  WEISGERBER GREGOR

IPC: C08F14/20 ,  C08F3/22

CPC classification number: C08F14/20 ,  C08F2/16

Abstract: PROCESS FOR THE PREPARATION OF POLYVINYL FLUROIDE WHICH COMPRISES POLYMERIZING VINYL FLUROIDE IN AQUEOUS PHASE AT A TEMPEATURE ABOVE THE CRITCIAL TEMPERATURE OF VINYL FLOURIDE, IN THE PRESENCE OF A WATER SOLUBLE POLYMERIZATION CATALYST AND 0.05 TO 0.5 WT. PERCENT OF TRANS-1,2-DICHLOROETHYLENE BASED ON THE VINYL FLUORIDE.