Photoinitiators for photopolymerization of unsaturated systems

Details Photoinitiators for photopolymerization of unsaturated systems Photoinitiators for photopolymerization of unsaturated systems

C - Chemistry, Metallurgy

07

C

402/374, 260/491

C07C 49/76 (2006.01) C07C 45/67 (2006.01) C07C 49/82 (2006.01) C07C 49/83 (2006.01) C07C 49/84 (2006.01) C07C 59/84 (2006.01) C07C 59/90 (2006.01) C08F 2/50 (2006.01) G03F 7/031 (2006.01)

Patent

CA 1267656

Abstract Compounds of the general formula I Image (I) wherein Z is CR1R2(OR3), R1 being H, C1-6-alkyl or phenyl, R2 being H, C1-6-alkyl or C1-6-alkoxy and R3 being H, C1-6-alkyl or C1-6-alkanoyl and Z' is Y-[(CH2)m-x]n-, X being CH2 or O, Y being OH; COOH or SO3H including the alkali metal, alkaline earth metal or ammonium salts thereof and also the salts thereof with organic nitrogen bases; or NRR' in which R and R' are in each case H, C1-20- alkyl or C1-4-hydroxyalkyl, if appropriate quater- nized or in the form of the acid addition salts, and n and m each being the numbers 1-4, are excellently suitable as photoinitiators for the photo- polymerization of ethylenically unsaturated compounds, in particular in aqueous systems.

505547

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