摘要:
Synthetic crystalline zeolite of the MFI type and its preparation process, said zeolite being characterized by:a) the following approximate general formula:M.sup.+.sub.(x+y) [Si.sub.(96-(x+y)) Al.sub.x Ga.sub.y 0.sub.192 ].sup.(x+y).sup.- in which M represents an alkaline cation and/or ammonium cation and/or a proton, x is a number between 0 and 24, y is a number between 0 and 24, (x+y) is a number between 0.64 and 24 and preferably between 1.88 and 19.2,b) a X-ray diagram of its ammonium form shown in Table I of the description andc) a fluorine content of its ammonium form between approximately 0.01 and 2.0% by weight, said zeolite having been synthesized in a fluoride medium and in the absence of an organic agent.
摘要:
The object of the invention is a synthetic crystalline zeolite of the beta type characterized by:a) the following approximate general formula:M.sub.2/n O, Al.sub.2 O.sub.3, xSiO.sub.2where M represents a proton and/or a metallic cationn is the valence of Mx is a number ranging from 5 to 800,b) an X-ray diffraction diagram represented in table I of the description, andc) a fluorine content ranging from about 0.005 to 2.0% by weight, said zeolite having been furthermore synthetized in a fluoride medium.
摘要:
The object of the invention is a synthetic crystalline zeolite of the mordenite type characterized by:a) the following approximate general formula:Na.sub.2 O, Al.sub.2 O.sub.3, xSiO.sub.2 where x is a number ranging from 9 to 30, andb) an X-ray diffraction diagram represented in table I of the description,c) a fluorine content ranging from about 0.005 to 2.0% by weight,and in that it has been synthetized in a fluoride medium.The invention also relates to a process for preparing said zeolite.This zeolite can notably be utilized in adsorption and in catalysis.
摘要翻译:本发明的目的是丝光沸石的合成结晶沸石,其特征在于:a)以下近似通式:Na 2 O,Al 2 O 3,xSiO 2,其中x为9至30的数,以及b)X射线衍射图 表示在说明书的表I中,c)氟含量范围为约0.005-2.0重量%,并且其在氟化物介质中合成。 本发明还涉及制备所述沸石的方法。 该沸石可以显着地用于吸附和催化。
摘要:
The invention relates to a synthetic crystalline zeolite of the MTW type, characterized by:a) the following approximate general formula:M.sub.2/n O, Al.sub.2 O.sub.3, xSiO.sub.2 in which M represents a metal cation and/or proton, n is the valency of M and x is a number between 14 and 800,b) a X-ray diagram shown in table I of the description,c) a fluorine content between approximately 0.005 and 2% by weight, said zeolite having been synthesized in a fluoride medium and accompanied by stirring.
摘要:
The invention concerns a process for the synthesis of zeolites based on element(s) T and mesoporous solids based on element(s) T, T being silicon and/or aluminium, comprising the following sequence of steps: i) synthesizing a reaction medium which is a homogeneous source of element(s) T containing: a) at least one source of element(s) T selected from the group formed by aqueous basic solutions of silica or silica and alumina and alcoholic solutions of alkyl tetraorthosilicate and trialkoxyaluminium; b) optionally, at least one structuring agent; c) optionally, seeds of the desired crystalline phase; ii) heating the reaction medium to a temperature in the range 20.degree. C. to 220.degree. C. for a period in the range several minutes and several days; iii) injecting at least one chemical agent at a controlled rate to generate polycondensable species in said medium.
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.
摘要:
The invention relates to a crystallized solid, referred to by the name IM-13, which has an X-ray diffraction diagram as provided below. Said solid has a chemical composition that is expressed according to the general formula mXO2: nYO2: pZ2O3: qR: sF: wH2O, where R represents one or more organic radical(s), X represents one or more tetravalent element(s) different from germanium, Y represents germanium, Z represents at least one trivalent element, and F is fluorine.
摘要翻译:本发明涉及名称为IM-13的结晶固体,其具有如下提供的X射线衍射图。 所述固体具有根据通式mXO 2:n YO 2:pZ 2 O 3:qR:sF:wH 2 O表示的化学组成,其中R表示一个或多个有机基团,X表示一个或多个与以下不同的四价元素: 锗,Y表示锗,Z表示至少一种三价元素,F表示氟。
摘要:
The invention relates to a crystallized solid, referred to by the name IM-13, which has an X-ray diffraction diagram as provided below. Said solid has a chemical composition that is expressed according to the general formula mXO2: nYO2: pZ2O3: qR : sF : wH2O, where R represents one or more organic radical(s), X represents one or more tetravalent element(s) different from germanium, Y represents germanium, Z represents at least one trivalent element, and F is fluorine.
摘要翻译:本发明涉及名称为IM-13的结晶固体,其具有如下提供的X射线衍射图。 所述固体具有根据通式mXO 2:n YO 2:pZ 2 O 3:qR:sF:wH 2 O表示的化学组成,其中R表示一个或多个有机基团,X表示一个或多个与以下不同的四价元素: 锗,Y表示锗,Z表示至少一种三价元素,F表示氟。
摘要:
The invention relates to a crystallised solid, denoted by the name IM-16, which has an X-ray diffraction pattern as provided hereinafter. Said solid has a chemical composition expressed in accordance with the empirical formula mXO2:nGeO2:pZ2O3:qR:sF:wH2O, where R represents one or more organic species, X represents one or more tetravalent elements different from germanium, Z represents at least one trivalent element and F is fluorine.