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Title:
COATING FILM-ATTACHED GLASS PLATE, AND COMPOSITION FOR FORMING SAME
Document Type and Number:
WIPO Patent Application WO/2020/138249
Kind Code:
A1
Abstract:
Provided is a glass plate having, formed thereon, a coating film capable of decreasing the transmissivity of light having a wavelength of around 400 nm while preventing the yellowish discoloration of the glass plate. The glass plate is a coating film-attached glass plate in which a coating film 2 formed on the main surface of a glass plate 1 contains silicon oxide that is the main component and an organic compound A that is an additive capable of imparting an ultraviolet ray absorbing ability. The organic compound A has a molecular structure containing a 2-phenylbenzotriazole backbone and at least one thio organic group linked to the backbone. The thio organic group is a group represented by the formula: -S-R wherein R represents an organic group.

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Inventors:
SASAKI TERUYUKI (JP)
FUJIWARA TAKESHI (JP)
TERANISHI TOYOYUKI (JP)
IDE YASUHIRO (JP)
AOTA TAKESHI (JP)
Application Number:
PCT/JP2019/051038
Publication Date:
July 02, 2020
Filing Date:
December 25, 2019
Export Citation:
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Assignee:
NIPPON SHEET GLASS CO LTD (JP)
International Classes:
C03C17/25; B32B17/06; B60J1/00
Domestic Patent References:
WO2016021664A12016-02-11
WO2016174788A12016-11-03
WO2019087983A12019-05-09
Foreign References:
JP2015033854A2015-02-19
JPH06505744A1994-06-30
JP2013189345A2013-09-26
JP2017501953A2017-01-19
JP2002254560A2002-09-11
JPH0912642A1997-01-14
Attorney, Agent or Firm:
KAMADA Koichi (JP)
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