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Title:
ANTI-FOGGING STRUCTURE FOR WINDOW GLASS
Document Type and Number:
WIPO Patent Application WO/2021/039707
Kind Code:
A1
Abstract:
An antifogging structure for window glass of a mobile body in which an information acquisition device that irradiates and/or receives light, thereby acquiring information from outside, can be positioned inside, wherein the antifogging structure for window glass is characterized by comprising: window glass having an information acquisition region through which passes light irradiated from the information acquisition device, and/or light received by the information acquisition device; a fog prevention sheet affixed to the information acquisition region of the window glass, and having a resin film and a fog prevention means; and a transparent resin adhesive layer that bonds the resin film of the fog prevention sheet and the window glass, the Tg of the resin constituting the transparent resin adhesive layer being -20 to -50°C, and the shear storage modulus of the resin being 0.5 × 105 to 2.0 × 105 Pa.

Inventors:
KUBOTA SHO (JP)
TAKANOBU NAOFUMI (JP)
ASADA TAKAHIRO (JP)
KANEDA TAKEYUKI (JP)
Application Number:
PCT/JP2020/031807
Publication Date:
March 04, 2021
Filing Date:
August 24, 2020
Export Citation:
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Assignee:
CENTRAL GLASS CO LTD (JP)
International Classes:
B60J1/00; B32B27/18; C09J9/00; B60S1/02; C03C27/12
Domestic Patent References:
WO2017155066A12017-09-14
WO2018123916A12018-07-05
Foreign References:
JP2010147860A2010-07-01
JP2012508906A2012-04-12
JP2013224978A2013-10-31
JP2019139110A2019-08-22
CN108335781A2018-07-27
JP2017206080A2017-11-24
Other References:
NITTO DENKO CORP.: "Adhesive property evaluation technology", NITTO.COM, 18 November 2017 (2017-11-18), XP055796501, Retrieved from the Internet [retrieved on 20201015]
TDK CORPORATION: "Various applications realized by transparent conductive Ag stack film", TDK.COM, vol. 8, 2 August 2019 (2019-08-02), XP055796507, Retrieved from the Internet [retrieved on 20201015]
See also references of EP 3988355A4
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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