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Title:
TRANSPARENT SUBSTRATE PROVIDED WITH A FUNCTIONAL STACK OF THIN LAYERS
Document Type and Number:
WIPO Patent Application WO/2023/209052
Kind Code:
A1
Abstract:
The invention relates to a transparent substrate provided, on one of the main surfaces thereof, with a stack of thin layers, said stack consisting of the following layers, starting from the substrate: - a first dielectric module of one or more thin layers; - a titanium nitride-based layer; - a second dielectric module of one or more thin layers; wherein the first dielectric module and/or the second dielectric module comprises, starting from the substrate: - a first nitride-based thin layer; - an absorbent tungsten oxide-based layer; - a second nitride-based thin layer; said tungsten oxide comprising at least one dopant element selected from chemical elements from group 1 according to IUPAC nomenclature.

Inventors:
GUIMARD DENIS (FR)
HIVET ROMAIN (FR)
Application Number:
PCT/EP2023/061038
Publication Date:
November 02, 2023
Filing Date:
April 26, 2023
Export Citation:
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Assignee:
SAINT GOBAIN (FR)
International Classes:
C03C17/34; B32B7/023; B32B17/00; B32B17/10; C23C14/35
Domestic Patent References:
WO2020079375A12020-04-23
WO2018129135A12018-07-12
WO2020128327A12020-06-25
WO2021170959A12021-09-02
WO2012093238A12012-07-12
WO2017000602A12017-01-05
WO2012093238A12012-07-12
WO2017000602A12017-01-05
Foreign References:
US20180186691A12018-07-05
FR3111631A12021-12-24
JP2010180449A2010-08-19
EP0239280A21987-09-30
JP2010180449A2010-08-19
EP3686312A12020-07-29
Other References:
FOROUHIBLOOMER: "Handbook of Optical Constants of Solids II", 1991, ACADEMIC PRESS
Attorney, Agent or Firm:
SAINT-GOBAIN RECHERCHE (FR)
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