Title:
COUMARIN DERIVATIVE
Document Type and Number:
WIPO Patent Application WO/2002/088116
Kind Code:
A1
Abstract:
A novel coumarin derivative having a specific structure; and a method for preparing the coumarin derivative which comprise a step of reacting a phenol compound having a specific atomic group with a naphtylamine compound having a specific atomic group. The coumarin derivative is a novel organic compound having a maximum absorption in the visible radiation region and thus contributes the extension of the range of phtosensitizers which can be selected in the preparation of a photopolymerizable composition.
Inventors:
ISHIDA NATSUKO (JP)
SATSUKI MAKOTO (JP)
SUGA SADAHARU (JP)
SATSUKI MAKOTO (JP)
SUGA SADAHARU (JP)
Application Number:
PCT/JP2002/004043
Publication Date:
November 07, 2002
Filing Date:
April 23, 2002
Export Citation:
Assignee:
HAYASHIBARA BIOCHEM LAB (JP)
ISHIDA NATSUKO (JP)
SATSUKI MAKOTO (JP)
SUGA SADAHARU (JP)
ISHIDA NATSUKO (JP)
SATSUKI MAKOTO (JP)
SUGA SADAHARU (JP)
International Classes:
C07D491/16; C07D405/04; C07D413/04; C07D417/04; C08F2/50; C09B57/02; (IPC1-7): C07D405/04; C07D413/04; C07D417/04; C07D471/06; C07D491/16
Foreign References:
| US20020052501A1 | 2002-05-02 | |||
| JPH08334898A | 1996-12-17 | |||
| US4035740A | 1977-07-12 | |||
| JPH1010714A | 1998-01-16 |
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