Global Patent Index - EP 0934247 A1

EP 0934247 A1 19990811 - PHOTOINITIATORS

Title (en)

PHOTOINITIATORS

Title (de)

PHOTOINITIATOREN

Title (fr)

PHOTOAMORCEURS

Publication

EP 0934247 A1 19990811 (EN)

Application

EP 97931894 A 19970623

Priority

  • GB 9701690 W 19970623
  • GB 9613114 A 19960621

Abstract (en)

[origin: WO9749664A1] A compound for use as a photoinitiator comprises a photoreactive portion and a pendent group, said photoreactive portion including an aromatic moiety and said pendent group incorporating at least one optionally-substituted poly(alkylene glycol) moiety. Preferred photoreactive portions include optionally-substituted benzophenone, thioxanthone and anthraquinone compounds substituted by a polyethylene glycol or polypropylene glycol moiety of average molecular weight in the range 150 to 900. Compounds of the type described are found to have low migration from cured films.

IPC 1-7

C07C 69/712; C08K 5/101; C08K 5/06; C08K 5/45; C07D 335/16; C07C 49/84; C07C 321/30

IPC 8 full level

C07C 69/712 (2006.01); C07C 323/22 (2006.01); C07D 335/16 (2006.01)

CPC (source: EP)

C07C 69/712 (2013.01); C07C 323/22 (2013.01); C07D 335/16 (2013.01)

Citation (search report)

See references of WO 9749664A1

Designated contracting state (EPC)

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

DOCDB simple family (publication)

WO 9749664 A1 19971231; CA 2252784 A1 19971231; EP 0934247 A1 19990811; GB 9613114 D0 19960828

DOCDB simple family (application)

GB 9701690 W 19970623; CA 2252784 A 19970623; EP 97931894 A 19970623; GB 9613114 A 19960621