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:
Jul. 20, 2010
Filed:
Aug. 08, 2005
Junichi Tanabe, Takarazuka, JP;
Kazuhiko Kunimoto, Kawahishi, JP;
Hisatoshi Kura, Takarazuka, JP;
Hidetaka Oka, Takarazuka, JP;
Masaki Ohwa, Kobe, JP;
Junichi Tanabe, Takarazuka, JP;
Kazuhiko Kunimoto, Kawahishi, JP;
Hisatoshi Kura, Takarazuka, JP;
Hidetaka Oka, Takarazuka, JP;
Masaki Ohwa, Kobe, JP;
Ciba Specialty Chemicals Corp., Tarrytown, NY (US);
Abstract
Compounds of the formula (I), wherein R, Rand Rindependently of one another are C-Calkyl, phenyl, C-Calkylphenyl or phenyl-C-Calkyl; Rand Rindependently of one another are hydrogen, C-Calkyl, NRRor SR, provided that at least one of Ror Ris NRRor SR; Ris hydrogen or C-Calkyl; Rand Rindependently of one another are C-Calkyl, or Rand Rtogether with the N-atom to which they are attached form a 5 or 6 membered ring, which optionally is interrupted by O, S or NRand which optionally additionally is substituted by one or more C-Calkyl; Ris phenyl, biphenylyl, naphthyl, anthryl or phenanthryl, all of which optionally are substituted by one or more C-Calkyl; and Ris hydrogen, C-Calkyl, C-Chydroxyalkyl or phenyl; exhibit an unexpectedly good performance in photopolymerization reactions.