The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10647608 B1

PDF
Full Text
Expired
Date of Patent:
May. 12, 2020

Filed:

Jan. 08, 2016
Applicant:

Yej Glass Co., Ltd., Kagoshima, JP;

Inventors:

Yoshihiro Kohara, Kagoshima, JP;

Yoshinari Takao, Kagoshima, JP;

Seungwoo Lee, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 8/08 (2006.01); C03C 8/14 (2006.01); C03C 8/24 (2006.01); C03C 3/062 (2006.01); C03C 3/247 (2006.01);
U.S. Cl.
CPC ...
C03C 8/08 (2013.01); C03C 3/062 (2013.01); C03C 3/247 (2013.01); C03C 8/14 (2013.01); C03C 8/24 (2013.01);
Abstract

Provided is a super low melting SnO—SnF2—P2O5-based glass frit for which the firing temperature can be set to 200° C. or less and which has high water resistance and transparency. The fluorinated tin-based glass frit includes, in mol %, 30 to 70% of SnF2, 10 to 30% of P2O5, 10 to 40% of SnO, 0.1 to 10% of SnO2, 0 to 5% of In2O3, 0 to 5% of B2O3, and 0 to 5% of SiO2, and has a glass transition point of 160° C. or lower, a softening point of 180° C. or lower, and a maximum particle size of 100 μm or less. The fluorinated tin-based glass frit has a visible light transmission rate of 80% or more at 200° C. and a thickness of 0.6 mm of a fired product thereof, and a rate of volume reduction of the fired product due to soaking in hot water at 85° C. for 24 hours is 2 vol. % or less.


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Kohara, Yoshihiro. (2020). Fluorinated tin-based glass frit and method for manufacturing same (U.S. Patent No. 10647608). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10647608

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