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:
Jan. 05, 2010
Filed:
Apr. 11, 2005
Rinaldo Hüsler, Basel, CH;
Thomas Horni, Bärschwil, CH;
André Fuchs, Schliengen-Obereggenen, DE;
Tunja Jung, Rheinfelden-Herten, DE;
Reinhard H. Sommerlade, Neuenburg am Rhein, DE;
Rinaldo Hüsler, Basel, CH;
Thomas Horni, Bärschwil, CH;
André Fuchs, Schliengen-Obereggenen, DE;
Tunja Jung, Rheinfelden-Herten, DE;
Reinhard H. Sommerlade, Neuenburg am Rhein, DE;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
The invention relates to novel photoinitators of formulae (I), (II), (III), (IV), (V) and (VI) wherein Rand Rare each independently of the other C-Calkyl; C-Calkyl substituted by OH, C-Calkoxy, —COO(C-Calkyl), (C-Calkyl)-COO—, —CN, benzyl, phenyl or by —N(R)(R); C-Calkerlyl, benzyl, —CH—CH—(C-Calkyl) or phenyl; or Rand Rtogether are unbranched or branched C-Calkylene or C-C-oxa- or -azaalkylene; R, R, Rand Rare each independently of the others hydrogen, C-Calkyl, C-Calkenyl, benzyl, —CH—CH—(C-Calkyl) or phenyl; Rand Rtogether and/or Rand Rtogether are unbranched or branched C-Calkylene; A is CI, Br, —O—R, —N(R)(R) or —S—R, A' is —O—, —NH— or —NR—; A″ is CI, Br, —O—R, —N(R)(R) or —S—Ror hydrogen, X is —O—Ror —N(R)(R), n is an integer from 1 to 10, preferably an integer from 1 to 4, especially 1, 2 or 3; Ris a linker; Ris a bivalent C-Calkylele radical.