ULTRAVIOLET-ABSORBING GLASS ARTICLE

Title:

ULTRAVIOLET-ABSORBING GLASS ARTICLE

Document Type and Number:

WIPO Patent Application WO/2017/065160

Kind Code:

A1

Abstract:

Disclosed is an ultraviolet-absorbing glass article comprising a glass matrix composition including, in mass% in terms of oxide contents, 66-75% SiO2, 10-20% Na2O, 5-15% CaO, 0-6% MgO, 0-5% Al2O3, 0-5% K2O, at least 0.8% to less than 2.4% total iron content in terms of Fe2O3 (t-Fe2O3), 0-0.01% Cr2O3, 0.02-0.04% CoO, 0.0005-0.0045% Se, and greater than 0% to at most 1% TiO2, wherein: the amount of redox is from 20% to 30% inclusive; redox, t-Fe2O3, and TiO2 satisfy a predetermined relationship; and t-Fe2O3, Cr2O3, CoO, and Se satisfy a predetermined relationship.

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Inventors:

AKADA SHUICHI (JP)
WATANABE SOSHI (JP)

Application Number:

PCT/JP2016/080216

Publication Date:

April 20, 2017

Filing Date:

October 12, 2016

Export Citation:

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Assignee:

ASAHI GLASS CO LTD (JP)

International Classes:

C03C3/087; B60J1/00; C03C4/02; C03C4/08

Foreign References:

JPH09315835A	1997-12-09
JP2003002683A	2003-01-08
JP2003508338A	2003-03-04

Attorney, Agent or Firm:

EIKOH PATENT FIRM, P.C. (JP)

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