Title:
BISBENZOTRIAZOLYLPHENOLS
Document Type and Number:
WIPO Patent Application WO/1997/035847
Kind Code:
A1
Abstract:
Novel ultraviolet-absorbing bisbenzotriazolylphenols represented by general formula (1), wherein A is nil, C1-C6 alkylene, -C(CH3)2-, -C(C2H5)(CH3)-, -O- or -NH-; R1 and R3 are each independently hydrogen, C1-C4 alkyl, aryl, C1-C4 alkoxy or halogeno; and R2 and R4 are each independently hydroxyl or C1-C12 linear or branched hydroxyalkyl.
Inventors:
MORI KOJI (JP)
DAIMON EMIKO (JP)
ISHIDA KOJI (JP)
NAKANO SHINJI (JP)
OGAWA TAKASHI (JP)
KAWANO KAZUHIRO (JP)
AKADA MITSUO (JP)
DAIMON EMIKO (JP)
ISHIDA KOJI (JP)
NAKANO SHINJI (JP)
OGAWA TAKASHI (JP)
KAWANO KAZUHIRO (JP)
AKADA MITSUO (JP)
Application Number:
PCT/JP1997/000940
Publication Date:
October 02, 1997
Filing Date:
March 19, 1997
Export Citation:
Assignee:
OTSUKA KAGAKU KK (JP)
MORI KOJI (JP)
DAIMON EMIKO (JP)
ISHIDA KOJI (JP)
NAKANO SHINJI (JP)
OGAWA TAKASHI (JP)
KAWANO KAZUHIRO (JP)
AKADA MITSUO (JP)
MORI KOJI (JP)
DAIMON EMIKO (JP)
ISHIDA KOJI (JP)
NAKANO SHINJI (JP)
OGAWA TAKASHI (JP)
KAWANO KAZUHIRO (JP)
AKADA MITSUO (JP)
International Classes:
C07D249/20; C08G18/32; C08G18/38; C08G18/48; C08G63/685; C08G64/12; C08K5/3475; C09K3/00; C09K15/30; (IPC1-7): C07D249/20; C08G63/12; C08G64/12; C08G18/32; C09K3/00
Foreign References:
| JPH07101943A | 1995-04-18 | |||
| EP0057160A1 | 1982-08-04 | |||
| JPS50161538A | 1975-12-27 | |||
| JPH0339326A | 1991-02-20 |
Other References:
See also references of EP 0855393A4
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