专利检索 ap:("Huntsman International LLC") AND inv:"VEYS, Alain, Germain, Marc" 第 1 页

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发明公开
PROCESS FOR MAKING A FLEXIBLE POLYURETHANE FOAM HAVING A HARDNESS GRADIENT 审中-公开

公开(公告)号：EP3990511A1

公开(公告)日：2022-05-04

申请号：EP20733979.7

申请日：2020-06-19

申请人： Huntsman International LLC

发明人： BRENNAN, Mark, Joseph , HUANG, Vincent, Chingchung , TIAN, George, Zhicheng , VEYS, Alain, Germain, Marc , UNVERDORBEN, Mario

IPC分类号： C08G18/18 , C08G18/40 , C08G18/48 , C08G18/63 , C08G18/76 , C08G101/00