Title:
光開始剤配合剤
Document Type and Number:
Japanese Patent JP4966462
Kind Code:
B2
Abstract:
Aqueous storage-stable, non-sedimenting photoinitiator suspensions comprising (a) a mono- or bis-acylphosphine oxide of formula (I), wherein R1 is C1-C20alkyl; C2-C20alkyl interrupted by one or more O atoms; C1-C12alkoxy; phenyl-C1-C4alkyl; or phenyl that is unsubstituted or substituted by C1C20alkyl, C1-C12alkoxy, halogen, cyclopentyl, cyclohexyl, C2-C12alkenyl, C2-C18alkyl interrupted by one or more O atoms, and/or by phenyl-C1-C4alkyl; or R1 is biphenylyl; R2 is an aromatic radical or has one of the meanings give for R1; R3 and R4 are each independently of the other C1-C12alkyl, C1-C12alkoxy or halogen; and R5 is hydrogen, C1-C12alkyl, C1-C12alkoxy or halogen; (b) a dispersant; and (c) water are suitable especially in the photopolymerisation of aqueous formulations comprising ethylenically unsaturated monomers.
Inventors:
Caller, Manfred
Eabri, Beat Michael
Horror, martin
Eckstein, Ernst
Eabri, Beat Michael
Horror, martin
Eckstein, Ernst
Application Number:
JP2001531890A
Publication Date:
July 04, 2012
Filing Date:
October 12, 2000
Export Citation:
Assignee:
Ciba Holding Inc.
International Classes:
C09K3/00; C08F2/46; C08F2/50; C08K5/5397; C08L101/00; C09D4/00; C09D11/02; G03F7/029
Domestic Patent References:
| JP2001512777A | 2001-08-28 |
Foreign References:
| EP0386650A2 | 1990-09-12 |
Attorney, Agent or Firm:
Hajime Tsukuni
Fumio Shinoda
Fumio Shinoda