公开(公告)号：US11377519B1

公开(公告)日：2022-07-05

申请号：US16404979

申请日：2019-05-07

Applicant: Space Exploration Technologies Corp.

Inventor： Wenhong Fan ,  Ryan Christopher Kennett ,  Joshua James Conlon

IPC: F17C1/16 ,  C08J5/24 ,  C08G59/24 ,  C08G59/50 ,  C08L63/02 ,  C08K5/1515 ,  C08L63/00

Abstract: A method of increasing the glass transition point of a cured epoxy comprising a bisphenol A diglycidyl ether and a polyetheramine includes the step of including 1,8-diamino-p-menthane as an additional hardener for curing the epoxy. An epoxy formulation includes bisphenol A diglycidyl ether and a hardener including a polyetheramine and 1,8-diamino-p-menthane.