Document Type and Number:
Japanese Patent JPH0316362
Kind Code:
B2
Abstract:
Mixtures containing at least one hydroxyalkylphenone of the formula wherein R1 is H, alkyl of 1-4 C atoms or chlorine, R2 is H or methyl, R3 is H or methyl, R4 is alkyl of 1-6 C atoms and R5 is alkyl of 1-6 C atoms, and at least one 2-alkylthioxanthone of the formula wherein R6 is alkyl of 1-8 C atoms, have a considerably increased reactivity in initiating the photopolymerization of ethylenically unsaturated compounds. The polymers fully hardened using these initiator mixtures suffer only little yellowing.
Inventors:
YURUGEN AIHIRAA
KURAUSU HERUTSU
KAARU HAINTSU NAISHIUSU
KURAUSU HERUTSU
KAARU HAINTSU NAISHIUSU
Application Number:
JP3551481A
Publication Date:
March 05, 1991
Filing Date:
March 13, 1981
Export Citation:
Assignee:
MERCK PATENT GMBH
International Classes:
C09K3/00; C08F2/00; C08F2/48; C08F2/50; C09D11/00; C09D11/10; G03F7/031
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