专利检索 ap:("DU PONT") AND inv:"FICHTMAN W" 第 1 页

1.

发明授权
Viscosity stable chloroprene sulfur polymer and its preparation 失效
标题翻译：粘度稳定的氯仿硫磺聚合物及其制备

公开(公告)号：US3766121A

公开(公告)日：1973-10-16

申请号：US3766121D

申请日：1972-08-30

申请人： DU PONT

发明人： FICHTMAN W

IPC分类号： C08F36/16 , C08D7/00

CPC分类号： C08F36/16

摘要： PROCESS FOR PRODUCING A VISCOSITY STABLE CHLOROPRENE/ SULFUR POLYMER BY POLYMERIZING IN AQUEOUS EMULSION IN THE PRESENCE OF A DIALKYL ZANTHOGEN DISULFIDE AND AN ALKALI SULFITE OR ALKALI THIOSULFATE. ALSO CHLOROPRENE/SULFUR POLYMER HAVING IMPROVED VISCOSITY STABILITY PREPARED THEREBY.