Title:
PHOSPHORIC ESTER COMPOUNDS AND PROCESS FOR PRODUCING THE SAME, COPPER PHOSPHORIC ESTER COMPOUNDS AND PROCESS FOR PRODUCING THE SAME, NEAR INFRARED ABSORBER, AND NEAR INFRARED ABSORBENT ACRYLIC RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/1999/010354
Kind Code:
A1
Abstract:
New phosphoric ester compounds of general formula (1) and a process for producing the same; copper phosphoric ester compounds obtained from the phosphoric ester compounds and a process for producing the same; and a near infrared absorbent acrylic resin composition containing the copper phosphoric ester compound and being excellent in visible radiation permeability, capable of highly efficiently absorbing near infrared rays and reduced in the lowering of near infrared absorbency caused by the ultraviolet rays, wherein R is alkyl bonded to alkylene oxide having 1 to 6 repeating units, and n is 1 or 2.
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Inventors:
OHNISHI YASUHIRO (JP)
KATONO HIROKI (JP)
KATONO HIROKI (JP)
Application Number:
PCT/JP1998/003757
Publication Date:
March 04, 1999
Filing Date:
August 25, 1998
Export Citation:
Assignee:
DAIHACHI CHEM IND (JP)
KUREHA CHEMICAL IND CO LTD (JP)
OHNISHI YASUHIRO (JP)
KATONO HIROKI (JP)
KUREHA CHEMICAL IND CO LTD (JP)
OHNISHI YASUHIRO (JP)
KATONO HIROKI (JP)
International Classes:
C07F9/09; C08F2/44; C08K5/00; C08K5/521; G02B5/20; (IPC1-7): C07F9/09; C09K3/00; C08L33/08; C08L33/10
Foreign References:
JPS55142045A | 1980-11-06 | |||
JPS63159386A | 1988-07-02 | |||
JPH02264788A | 1990-10-29 | |||
JPH05170748A | 1993-07-09 | |||
JPS55142068A | 1980-11-06 | |||
JPS63254671A | 1988-10-21 | |||
JPS4114416B1 | ||||
JPS5064226A | 1975-05-31 | |||
JPS5948493A | 1984-03-19 | |||
JPH09211220A | 1997-08-15 |
Other References:
See also references of EP 1008599A4
Attorney, Agent or Firm:
Ohi, Masahiko (6-1 Kanda Ogawa-machi 3-chom, Chiyoda-ku Tokyo, JP)
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