Ternary inorganic compound crystal and preparation method and application thereof

US9957162B2 · kind B2 · utility

Assignee

• SHENZHEN UNIVERSITY · CN

Inventors

• Feng Xing · Nanhu, CN
• Ning Zhang · Saratoga, US
• Zhu Ding · Tangxia, CN
• Biao Liu · Beijing, CN
• Ningxu Han · Tangxia, CN
• Weilun Wang · Tangxia, CN
• Dawang Li · Tangxia, CN
• Wujian Long · Tangxia, CN
• Biqin Dong · Evanston, US
• Xiaodong Wang · Zhejiang, CN

Key dates

• Filing date: Jun 21, 2016
• Grant date: May 1, 2018
• Expiry date: Jul 23, 2036

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B2235/661
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Provided is a ternary inorganic compound crystal having a molecular formula of Ca8Al12P2O31, and a preparation method thereof comprising the following steps: weighing calcium salts, aluminum salts and phosphate respectively according to the molar ratio of calcium, aluminum and phosphorus in the molecular formula Ca8Al12P2O31; calcining at 1550˜1570° C., cooling, and grinding to obtain the ternary inorganic compound crystal. Also provided is an application of the ternary inorganic compound in gelling materials and molecular sieves, nonlinear optical crystals, and photochromic materials.