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Patent Searching and Data


Title:
EXTERIOR GLASS MEMBER, CASING, AND DOOR
Document Type and Number:
WIPO Patent Application WO/2021/002220
Kind Code:
A1
Abstract:
The present invention provides an exterior glass member which has excellent finger slipping properties while maintaining texture and glossiness of glass, and provides a casing, and a door. The present invention includes a glass substrate 20 that has irregularities on at least one main surface 20a, wherein in the main surface 20a having the irregularities, the maximum height range Rz of the irregularities is 3 to 1000 nm and the pitch RSm of the irregularities is 50 to 5000 μm when a cut-off value of a high pass filter λc is a value 1.6 times the pitch between adjacent irregularities of a measured profile curve and a cut-off value of a low pass filter λs is 25 μm, and the three-dimensional arithmetic average roughness Sa of the irregularities is 0.5 to 50 nm and the pitch RSm of the irregularities is 0.01 to 10 μm when the cut-off value of the high pass filter λc is 25 μm.

Inventors:
FUJITA NAOKI (JP)
NISHIDA SHINSAKU (JP)
Application Number:
PCT/JP2020/024087
Publication Date:
January 07, 2021
Filing Date:
June 19, 2020
Export Citation:
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Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
C03C19/00; C03C21/00; F25D23/02
Domestic Patent References:
WO2019058889A12019-03-28
Foreign References:
JP2013234832A2013-11-21
JPH05133677A1993-05-28
JP2016136232A2016-07-28
JP2006228284A2006-08-31
JP2017001166A2017-01-05
JP2016029675A2016-03-03
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