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. 19, 2004
Filed:
Aug. 27, 2001
Hisatoshi Kura, Hyogo, JP;
Hitoshi Yamato, Hyogo, JP;
Masaki Ohwa, Kobe, JP;
Kurt Dietliker, Allschwil, CH;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
Radically photopolymerizable compositions comprising (a) at least one ethylenically unsaturated photopolymerizable compound; (b) as photoinitiator, at least one compound of formulae (I, II, III, IV, V and/or VI), wherein m is 0 or 1; n is 0, 1, 2 or 3; x is 1 or 2; R is inter alia phenyl, naphthyl, anthracyl or phenanthryl, a heteroaryl radical, C -C alkenyl, C -C cycloalkenyl, or C -C bicycloalkenyl; R′ is inter alia C -C alkylene, or phenylene; R has one of the meanings of R or inter alia is phenyl; y is 1 or 2; R if x is 1 inter alia is C -C alkylsulfonyl, or phenyl-C -C alkylsulfonyl, R if x is 2, is for example C -C alkylenedisulfonyl; R and R inter alia are hydrogen, halogen, or C -C alkyl; R , R , R inter alia are hydrogen, R Y—, or phenyl; R inter alia is C -C cycloalkyl, or phenyl; A is for example —S—, —O—, or —NR —; Q is C -C -alkylene optionally interrupted by —O—; X is —O— or —NR —; R inter alia is hydrogen, or phenyl; and (c) at least one coinitiator; are especially suitable for the preparation of color filter systems.