公开(公告)号：US10403822B2

公开(公告)日：2019-09-03

申请号：US15324548

申请日：2015-07-07

Applicant: BASF SE

Inventor： Iain McCulloch ,  Iain Meager ,  Bob Schroeder ,  Pascal Hayoz ,  Jean-Charles Flores ,  Klemens Mathauer ,  Patrice Bujard ,  Daniel Kaelblein

IPC: C08G61/12 ,  H01L51/00 ,  H01L51/05

Abstract: Polymers containing at least one unit of formula wherein X1, X2 and X3 are independently from each other O, S or NR1, a process for their preparation, intermediates and electronic devices containing these polymers as semiconducting material.

公开(公告)号：US20200346147A1

公开(公告)日：2020-11-05

申请号：US16817181

申请日：2020-03-12

Applicant: BASF SE

Inventor： CHRISTIAN DROHMANN ,  Helmut Witteler ,  Axel Sanner ,  Jürgen Ziehl ,  Elisa Hamm De Bantleon ,  Tobias Petsch ,  Klemens Mathauer ,  Barbara Lebtig

IPC: B01D39/04 ,  B01D39/06

Abstract: The use of polystyrene-containing polymers as filter aids and/or stabilizers for the filtration or stabilization of aqueous liquids, and also novel particulate polymers which are insoluble in water and scarcely swellable are claimed.