公开(公告)号：US20220064507A1

公开(公告)日：2022-03-03

申请号：US17415579

申请日：2019-12-12

申请人： NICHIAS CORPORATION

发明人： Chisato HASEGAWA ,  Kojiro OTANI

IPC分类号： C09K3/10 ,  C08K3/04 ,  C08K5/03 ,  C08J3/24 ,  F16J15/3284

摘要： A composition including a perfluoroelastomer, carbon black in an amount of 55 to 75 parts by weight per 100 parts by weight of the perfluoroelastomer, and a crosslinking agent represented by the following formula (1): wherein in the formula (1), A is a single bond, —O—, an alkylene group, or a fluoroalkylene group; R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, or a fluoroalkyl group; and provided that at least one of R1, R2, and R3 is a fluorine atom or a fluoroalkyl group.