公开(公告)号：US20220001302A1

公开(公告)日：2022-01-06

申请号：US17292576

申请日：2018-11-28

申请人： WACKER CHEMIE AG

发明人： Markus GRANDL ,  Christoph DECKERT ,  Elisabeth HOELZLWIMMER ,  Corinna SAGE ,  Josef WIMMER

IPC分类号： B01D19/04 ,  D21H21/12

摘要： Defoamer compositions which act rapidly and over an extended period of time employ organopolysiloxanes having alkylene linking groups bridging siloxy groups, a filler, a silicone resin, and phosphoric acid.

公开(公告)号：US20220001303A1

公开(公告)日：2022-01-06

申请号：US17292584

申请日：2018-11-28

申请人： WACKER CHEMIE AG

发明人： Markus GRANDL ,  Christoph DECKERT ,  Elisabeth HOELZLWIMMER ,  Corinna SAGE ,  Josef WIMMER

IPC分类号： B01D19/04 ,  D21H21/12

摘要： Defoamer formulations with rapid knockdown and extended performance contain specific polyorganosiloxanes having alkylene linkages between siloxy groups, silicone resins, fillers, a polyoxyethylene surfactant, and an organic or inorganic acid.

公开(公告)号：US20220001301A1

公开(公告)日：2022-01-06

申请号：US17292572

申请日：2018-11-28

申请人： WACKER CHEMIE AG

发明人： Markus GRANDL ,  Christoph DECKERT ,  Elisabeth HOELZLWIMMER ,  Corinna SAGE ,  Josef WIMMER

IPC分类号： B01D19/04 ,  C11D3/00 ,  C11D3/37 ,  D21H17/59 ,  D21H21/12

摘要： Rapid and long lasting defoaming is accomplished by use of a defoamer formulation employing an organopolysiloxane having siloxy groups linked by an alkylene group, a filler, a silicone resin, a silanol-terminated organopolysiloxane, and an inorganic or organic acid.