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Patent Searching and Data


Title:
TRANSPARENT SUBSTRATE WITH A MULTILAYER THIN FILM coating AND A MULTIPLE GLAZING UNIT COMPRISING THE SAME
Document Type and Number:
WIPO Patent Application WO/2021/080266
Kind Code:
A1
Abstract:
A transparent substrate with a multilayer thin film coating according to an example embodiment of the present invention includes a transparent substrate and a multilayer thin film coating, wherein the multilayer thin film coating includes a lower anti-reflection film, a lower metal protective layer, a metal functional layer having an infrared reflecting function, an upper metal protective layer, and an upper anti-reflection film sequentially stacked from the transparent substrate, each of the upper anti-reflection film and the lower anti-reflection film includes at least one dielectric layer, the upper anti-reflection film includes a silicon nitride-based dielectric layer, and the silicon nitride-based dielectric layer is stacked in direct contact with the upper metal protective layer and has a thickness of greater than or equal to 30 nm, a sum of the thickness of the lower metal protective layer and the upper metal protective layer is 0.6 nm to 2.25 nm, and a thickness of the lower metal protective layer is greater than that of the upper metal protective layer.

Inventors:
HAN JIN WOO (KR)
KIM KANGMIN (KR)
Application Number:
PCT/KR2020/014230
Publication Date:
April 29, 2021
Filing Date:
October 19, 2020
Export Citation:
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Assignee:
SAINT GOBAIN (FR)
HAN JIN WOO (KR)
International Classes:
B32B17/06; B32B9/00; B32B9/04; B32B15/04; E04C2/54; E06B3/67
Domestic Patent References:
WO2012095380A12012-07-19
WO2006124503A22006-11-23
Foreign References:
US20060257670A12006-11-16
US20120028009A12012-02-02
KR20130020029A2013-02-27
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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