Ternary inorganic compound crystal and preparation method and application thereof
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C01B-025/45
C04B-035/624
C30B-001/02
C30B-029/14
C30B-029/22
C04B-035/447
C04B-028/02
C04B-035/645
C30B-001/04
C30B-001/10
C04B-103/44
출원번호
US-0188964
(2016-06-21)
등록번호
US-9957162
(2018-05-01)
발명자
/ 주소
Xing, Feng
Zhang, Ning
Ding, Zhu
Liu, Biao
Han, Ningxu
Wang, Weilun
Li, Dawang
Long, Wujian
Dong, Biqin
Wang, Xiaodong
출원인 / 주소
SHENZHEN UNIVERSITY
인용정보
피인용 횟수 :
0인용 특허 :
1
초록▼
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 mole
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.
대표청구항▼
1. A ternary inorganic compound crystal having a molecular formula of Ca8Al12P2O31, wherein oxide of the Ca8Al12P2O31 has a composition of 8CaO.6Al2O3P2O5 and the Ca8Al12P2O31 is characterized by a powder X-ray diffraction pattern with diffraction peaks at 2θ of 9.62, 13.62, 19.31, 23.71, 33.80, 36.
1. A ternary inorganic compound crystal having a molecular formula of Ca8Al12P2O31, wherein oxide of the Ca8Al12P2O31 has a composition of 8CaO.6Al2O3P2O5 and the Ca8Al12P2O31 is characterized by a powder X-ray diffraction pattern with diffraction peaks at 2θ of 9.62, 13.62, 19.31, 23.71, 33.80, 36.59, and 41.71. 2. A method for preparing a ternary inorganic compound crystal, comprising the steps of: weighing calcium nitrate, aluminium nitrate, and ammonium dihydrogen phosphate respectively according to the molar ratio among calcium, aluminium, and phosphorus in the molecular formula Ca8Al12P2O31; adding the calcium nitrate, aluminium nitrate, and ammonium dihydrogen phosphate to a water to give a mixed solution; and heating the mixed solution to 70° C.-80° C. with continuously stirring, the mixed solution form a sol and further form a gel after distillation of water, and presintering the gel at 600° C.-800° C., to obtain a presintered product; andpressing the presintered product into blanks, then calcinating the blanks at 1550° C.-1570° C. for 1.5-2.5 hrs, and cooling them to room temperature, to obtain the ternary inorganic compound crystal. 3. The method according to claim 2, wherein the presintering temperature is 700° C. 4. A method for preparing a ternary inorganic compound crystal, comprising the steps of: weighing calcium carbonate, aluminium hydroxide, and calcium hydrophosphate respectively according to the molar ratio among calcium, aluminium, and phosphorus in the molecular formula Ca8Al12P2O31, mixing the calcium carbonate, aluminium hydroxide, and calcium hydrophosphate and then pressing them into blanks, calcinating the blanks at 1550° C.-1570° C. for at least 7 hrs, and cooling them to room temperature, to obtain the ternary inorganic compound crystal. 5. The method according to claim 4, wherein the blanks are calcinated for 7 to 9 hrs.
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이 특허에 인용된 특허 (1)
Cassidy John Edward (Runcorn EN) Millar Philip Glenn (Runcorn EN), Refractory binder.
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