結晶化ガラスおよび強化結晶化ガラス

Title:

結晶化ガラスおよび強化結晶化ガラス

Document Type and Number:

Japanese Patent JP7183230

Kind Code:

B2

Abstract:

Provided are black crystallized glass that is safe and easy to produce, and reinforced crystallized glass of the black crystallized glass. Crystallized glass and reinforced crystallized glass containing, by wt% in terms of oxide, 40.0% to 70.0% of a SiO₂ component, 11.0% to 25.0% of an Al₂O₃ component, 5.0% to 19.0% of a Na₂O component, 0% to 9.0% of a K₂O component, 1.0% to 18.0% of one or more components selected from a MgO component and a ZnO component, 0% to 3.0% of a CaO component, 1.0% to 3.5% of a TiO₂ component, and 1.0% to 6.5% of a Fe₂O₃ component, and not containing a CoO component and a Co₃O₄ component.

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Inventors:

Nozomi Oda

Application Number:

JP2020157064A

Publication Date:

December 05, 2022

Filing Date:

September 18, 2020

Export Citation:

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Assignee:

OHARA CORPORATION

International Classes:

C03C10/08; C03C10/02; C03C10/04; C03C21/00

Domestic Patent References:

JP2017509574A
JP56104747A

Foreign References:

US20140087194

Attorney, Agent or Firm:

Patent Attorney Corporation Peace International Patent Office

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