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.:
Date of Patent:
Aug. 27, 2013
Filed:
Apr. 12, 2012
Yuya Shimada, Tokyo, JP;
Yuki Kondo, Tokyo, JP;
Yuya Shimada, Tokyo, JP;
Yuki Kondo, Tokyo, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
To provide a heat-absorbing glass plate which comprises soda lime silica glass containing coloring components, the coloring components containing, as represented by mass % based on the following oxides, from 0.45 to 0.61% of total iron as calculated as FeOand from 0.2 to 0.6% of TiO, which contains substantially no CoO, CrO, VO, MnO nor CeO, which has a mass proportion of bivalent iron as calculated as FeOin total iron as calculated as FeOof from 45 to 60%, which has a solar transmittance of at most 42% calculated as 4 mm thickness, which has a visible light transmittance (by illuminant A) of at least 70% calculated as 4 mm thickness, and which provides a transmitted light having a dominant wavelength of from 492 to 500 nm.