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:
Mar. 27, 2018
Filed:
Mar. 26, 2013
Sumitomo Chemical Company, Limited, Tokyo, JP;
Cambridge Display Technology Limited, Cambs, GB;
Chizu Sekine, Tsukuba, JP;
Satoshi Mikami, Kizugawa, JP;
Makoto Anryu, Tsukuba, JP;
Hidenobu Kakimoto, Osaka, JP;
Annette Regine Steudel, Dresden, DE;
Martin John Humphries, Cambridge, GB;
Kiran Timothy Kamtekar, Cambridge, GB;
Elena Hojas Garcia, Suffolk, GB;
Sophie Heidenhain, Altenmarkt, DE;
Ruth Pegington, Cambridge, GB;
SUMITOMO CHEMICAL COMPANY, LIMTIED, Tokyo, JP;
Cambridge Display Teclmology Limited, Godmanchester, Cambs, GB;
Abstract
A polymer compound is provided having constitutional units of formula (1) and formula (2), and a constitutional unit of formula (3) and/or (4'): wherein Arto Ar, Ar, Ar′ and Arrepresent arylene groups or the like; Arto Arrepresent aryl groups or the like; Arrepresents (2+p)-valent aromatic hydrocarbon group or the like; Arrepresents (2+n)-valent aromatic hydrocarbon group or the like; Rrepresents alkyl group or the like; L, L, Land Lrepresent alkylene groups or the like; Land Lrepresent oxygen atoms or the like; Qrepresents monovalent crosslinkable group; Q′ to Q′ represent monovalent crosslinkable groups or the like; x, y, c, nA and nD represent 0 or 1; p represents integer of 1 or greater; na and ng represent integer of 0 to 3; nb and nh represent integer of 0 to 12; and n represents integer of 1 to 4.