发明申请
US20120041210A1 IM-20 CRYSTALLINE SOLID AND PROCESS FOR ITS PREPARATION 失效
IM-20晶体固体及其制备方法

IM-20 CRYSTALLINE SOLID AND PROCESS FOR ITS PREPARATION
摘要:
The invention concerns a crystalline solid designated IM-20 which has the X-ray diffraction diagram given below. Said solid has a chemical composition expressed by the empirical formula: mXO2: nGeO2: pZ2O3: qR: sF: wH2O, in which R represents one or more organic species, X represents one or more tetravalent element(s) other than germanium, Z represents at least one trivalent element and F is fluorine.
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