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Summary Application Number: 200710001565.1 Application date: 2007.01.08 name: Method for manufacturing single piece fireproof glass and single piece fireproof glass Public (announcement) number: CN101219854 Public (announcement) day: 2008.07.16 Main classification number: C03B27/00 (2006.01) I The original application number of the division: Classification number: C03B27/00(2006.01)I; C03B27/03(2006.01)I; C03C4/00(2006.01)I Award day: priority: Application (patent) person: Song Li address: No. 400, Xinzhuang Industrial Park, Changxindian, Fengtai District, Beijing 100074, China Invention (design) person: Song Li International application: International announcement: Enter country date: Patent agency: Beijing Yinlong Intellectual Property Agency Co., Ltd. agent: Zhong Jing
The invention discloses a method for manufacturing a single piece fireproof glass, which comprises chemical tempering glass: the glass is placed in a molten salt for ion exchange, and the composition of the molten salt comprises: main material: potassium salt and/or strontium The salt is contained in an amount of 96 to 98% by weight of the molten salt, and the additive contains one or more selected from the group consisting of Al2O3, B2O3, ZrO2, ZnO, and MgO, and the content is 0.5 to 3% by weight of the molten salt, and further contains one Or a plurality of alkali metal silicates and/or alkali metal phosphates in an amount of 0.5 to 3% by weight of the molten salt, and an ion exchange temperature of 400 to 500 ° C; and then physical tempering of the glass obtained in the above step . The invention also provides a single piece fireproof glass obtained by the above method, and the single piece fireproof glass product obtained by the method has stable quality and excellent fireproof performance.