公开(公告)号：US20190092943A1

公开(公告)日：2019-03-28

申请号：US16085908

申请日：2017-03-08

Applicant: BASF SE

Inventor： Oliver GRONWALD ,  Martin WEBER ,  Ulrich KARL ,  Ulrich ABEL ,  Thomas REISSNER ,  Nicolas MARION

IPC: C08L81/06 ,  B01D71/68 ,  B01D67/00 ,  C07D207/06

Abstract: Solution comprising a sulfone polymer and a N-acyl-pyrrolidine of formula I wherein R1 to R9 independently from each other are a hydrogen atom or a methyl group. The solution is applied in membrane formation with polyvinylpyrrolidone as optional component.

公开(公告)号：US20200255654A1

公开(公告)日：2020-08-13

申请号：US16466832

申请日：2017-11-30

Applicant: BASF SE

Inventor： Felix Alexander WESTERHAUS ,  Frank REUTER ,  Dieter RODEWALD ,  Olivier FLEISCHEL ,  Stephan SCHLITTER ,  Martin VOELKERT ,  Fritz NIMTZ ,  Ulrich ABEL ,  Guenter SCHERR

IPC: C08L65/02 ,  C08G61/10 ,  C08L9/06

Abstract: A tackifier comprising a resin with repeating units of formula (I) wherein R1 is a linear or branched alkylen group with 1 to 10 carbon atoms and R2 is a linear or branched, saturated or unsaturated aliphatic hydrocarbon group with up to 20 carbon atoms and a non-aromatic compound which consists to at least 50% by weight of one or more linear or branched, saturated or unsaturated aliphatic hydrocarbon groups with at least 4 carbon atoms.