The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 06, 2020
Filed:
Dec. 08, 2016
Clap Co., Ltd., Seoul, KR;
Pascal Hayoz, Hofstetten, CH;
Daniel Kaelblein, Speyer, DE;
Iain McCulloch, Eastleigh, GB;
Astrid-Caroline Knall, Graz, AT;
CLAP Co., Ltd., Seoul, KR;
Abstract
Polymers comprising at least one unit of formula 1 and compounds of the formula 1' wherein, in formulae 1 and 1′ n is 0, 1, 2, 3 or 4 m is 0, 1, 2, 3 or 4 X is at each occurrence selected from the group consisting of O, S, Se or Te, Q is at each occurrence selected from the group consisting of C, Si or Ge R is at each occurrence selected from the group consisting of hydrogen, C-alkyl, C-alkenyl, C-alkynyl, C-cycloalkyl, C-aryl, R, R, R* are at each occurrence independently selected from the group consisting of hydrogen, C-alkyl, C-alkenyl, C-alkynyl, C-cycloalkyl, C-aryl, 5 to 20 membered hetero-aryl, OR, OC(O)—R, C(O)—OR, C(O)—R, NR, NR—C(O)R, C(O)—NRR, N[C(O)R][C(O)R], SR, halogen, CN, SiRRRand OH, Land Lare independently from each other and at each occurrence selected from the group consisting of C-arylene, 5 to 30 membered heteroarylene.