Global Patent Index - EP 0822928 A1

EP 0822928 A1 19980211 - BENZOPHENONE DERIVATIVES USEFUL AS PHOTOINITIATORS

Title (en)

BENZOPHENONE DERIVATIVES USEFUL AS PHOTOINITIATORS

Title (de)

BENZOPHENONDERIVATE ZUR VERWENDUNG ALS PHOTOINITIATOREN

Title (fr)

DERIVES BENZOPHENONE UTILES COMME PHOTOINITIATEURS

Publication

EP 0822928 A1 19980211 (EN)

Application

EP 96910086 A 19960417

Priority

  • GB 9600911 W 19960417
  • GB 9507811 A 19950418

Abstract (en)

[origin: WO9633156A1] Benzophenone compounds of general formula (I) wherein: each Z independently represents an alkylene polyol moiety or a polyalkylene polyol moiety, wherein hydroxyl groups of the polyol moiety are optionally alkylated; each Y independently represents an alkylene polyol moiety or a polyalkylene polyol moiety, wherein hydroxyl groups of the polyol moiety are optionally alkylated; or an alkoxy group; each E is independently selected from hydrogen or halogen atoms and alkyl, acyl, nitro, cyano, alkoxy, hydroxy, amino, alkylamino, sulphinyl, alkylsulphinyl, sulphonyl, alkylsulphonyl, sulphonate, amido, alkylamido, alkoxycarbonyl, halocarbonyl and haloalkyl groups; each F is independently selected from hydrogen or halogen atoms and alkyl, acyl, nitro, cyano, alkoxy, hydroxy, amino, alkylamino, sulphinyl, alkylsulphinyl, sulphonyl, alkylsulphonyl, sulphonate, amido, alkylamido, alkoxycarbonyl, halocarbonyl and haloalkyl groups; b represents 1 to 5; c represents 0 to 4; and p represents 0 to 5 and processes for their preparation are described. Compounds of general formula (I) are useful as photoinitiators.

IPC 1-7

C07C 69/78; C08F 2/50

IPC 8 full level

C07C 69/76 (2006.01); C08F 2/50 (2006.01)

CPC (source: EP)

C07C 69/76 (2013.01)

Citation (search report)

See references of WO 9633156A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IT LI NL PT SE

DOCDB simple family (publication)

WO 9633156 A1 19961024; CA 2221599 A1 19961024; EP 0822928 A1 19980211; GB 9507811 D0 19950531

DOCDB simple family (application)

GB 9600911 W 19960417; CA 2221599 A 19960417; EP 96910086 A 19960417; GB 9507811 A 19950418