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.

Date of Patent:
Oct. 27, 2026

Filed:

Feb. 23, 2023
Applicant:

Agc Inc., Tokyo, JP;

Inventors:

Naoya Wada, Tokyo, JP;

Satoru Tomeno, Tokyo, JP;

Misa Inamoto, Tokyo, JP;

Assignee:

AGC Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/247 (2006.01); B32B 17/10 (2006.01); B32B 27/36 (2006.01); C01B 25/455 (2006.01); C08K 3/40 (2006.01);
U.S. Cl.
CPC ...
C03C 3/247 (2013.01); B32B 17/10 (2013.01); B32B 27/36 (2013.01); C01B 25/455 (2013.01); C08K 3/40 (2013.01); B32B 2250/40 (2013.01); B32B 2315/08 (2013.01); B32B 2367/00 (2013.01); C01P 2002/02 (2013.01);
Abstract

The invention relates to a glass including, as represented by mol % based on elements: 8-25% of P; 8-40% of Sn; 20-80% of O; and 1-50% of F, in which the glass has a glass transition temperature Tg of 300° C. or lower, and the glass gives an infrared absorption spectrum satisfying A3240/A3100 of 0.6-1.2, where the A3100 is an absorbance per 1-mm thickness at a wavenumber of 3,100 cmand the A3240 is an absorbance per 1-mm thickness at a wavenumber of 3,240 cm.


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Wada, Naoya. (2026). Low-melting-point glass (U.S. Patent No. 12774242). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12774242

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