Title:
LITHIUM ALUMINOSILICATE GLASS, TEMPERED GLASS, PREPARATION METHOD THEREFOR AND ELECTRONIC PRODUCT
Document Type and Number:
WIPO Patent Application WO/2022/141273
Kind Code:
A1
Abstract:
A lithium aluminosilicate glass, a tempered glass, a preparation method therefor and an electronic product. The lithium aluminosilicate glass comprises, in percentages by mass: 50% to 64% of SiO2, 21% to 30% of Al2O3, 1.1% to 6% of Li2O, 3% to 9% of Na2O, 3.1% to 8% of P2O5, 0 to 5% of B2O3, 0 to 3% of ZrO2, 2.1% to 6% of K2O, 0 to 2% of MgO and 0 to 1% of ZnO, wherein 10% ≤ R2O ≤ 15% and RO ≤ 2%. By means of adjusting the composition and ratio of the lithium aluminosilicate glass, the lithium aluminosilicate glass can be tempered with a mixed salt of potassium nitrate and sodium nitrate in one step, such that the tempered glass has good strength and dropping resistance.
Inventors:
ZHOU XIANGLEI (CN)
XIAO ZIFAN (CN)
PING WENLIANG (CN)
WANG YAN (CN)
LIU HONGGANG (CN)
WANG MINGZHONG (CN)
CHEN ZHIHONG (CN)
HE JIN (CN)
LIU PAN (CN)
XIAO ZIFAN (CN)
PING WENLIANG (CN)
WANG YAN (CN)
LIU HONGGANG (CN)
WANG MINGZHONG (CN)
CHEN ZHIHONG (CN)
HE JIN (CN)
LIU PAN (CN)
Application Number:
PCT/CN2020/141723
Publication Date:
July 07, 2022
Filing Date:
December 30, 2020
Export Citation:
Assignee:
QINGYUAN CSG NEW ENERGY SAVING MAT CO LTD (CN)
CSG HOLDING CO LTD (CN)
CSG HOLDING CO LTD (CN)
International Classes:
C03C3/097; C03C21/00
Foreign References:
| CN112110645A | 2020-12-22 | |||
| CN110869328A | 2020-03-06 | |||
| CN108314316A | 2018-07-24 | |||
| CN109020196A | 2018-12-18 | |||
| CN108101362A | 2018-06-01 | |||
| CN108726876A | 2018-11-02 | |||
| US20190263713A1 | 2019-08-29 | |||
| EP2319812A1 | 2011-05-11 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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