公开(公告)号：US20140357811A1

公开(公告)日：2014-12-04

申请号：US14463047

申请日：2014-08-19

Applicant: PRC-DeSoto Intemational, Inc.

Inventor： Lawrence G. Anderson ,  Juexlao Cai ,  Marfi Ito ,  Raquel Keledjian ,  Renhe Lin

IPC: C08G75/14 ,  C08G75/02 ,  C08L81/04

CPC classification number: C08G75/02 ,  C08G75/12 ,  C08G75/14 ,  C08L81/02 ,  C08L81/04

Abstract: The use of Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides useful in aerospace sealant applications are disclosed. Sulfur-containing adducts comprising terminal Michael acceptor groups are also disclosed.