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Title:
BENZOTRIAZOLE COMPOUND, LIGHT ABSORBER, AND RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2021/054459
Kind Code:
A1
Abstract:
A benzotriazole compound represented by formula (1). In formula (1), R1 to R4 represent substituents. In formula (1), n1 represents an integer from 0 to 4, and n2 represents an integer from 0 to 3.

Inventors:
KAWAGUCHI MASARU (JP)
ITO SHINSUKE (JP)
TOTANI YOSHIYUKI (JP)
MATSUI YUSUKE (JP)
KUMAGAE YOJIROU (JP)
KAKIO DAISUKE (JP)
SAWANO BUNJI (JP)
NARUSE HIROSHI (JP)
YAMAGUCHI RYOJI (JP)
Application Number:
PCT/JP2020/035556
Publication Date:
March 25, 2021
Filing Date:
September 18, 2020
Export Citation:
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Assignee:
MITSUI CHEMICALS INC (JP)
YAMAMOTO CHEMICALS INC (JP)
International Classes:
C07D249/20; C07D401/04; C08K5/3475; C08L101/00; C09K3/00; G02B1/04; G02B5/22; G02C7/10
Domestic Patent References:
WO2011055540A12011-05-12
WO2016125736A12016-08-11
Foreign References:
JP2012123291A2012-06-28
JP2002040232A2002-02-06
JP2008268337A2008-11-06
JPH10158251A1998-06-16
JPH09127649A1997-05-16
JP6383754B22018-08-29
JPS61218577A1986-09-29
JP5588676B22014-09-10
JP2019169402A2019-10-03
JP2019169403A2019-10-03
Other References:
DATABASE CAS [online] 16 November 2004 (2004-11-16), retrieved from STN Database accession no. 782393-00-4
See also references of EP 4032879A4
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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