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    • 2. 发明授权
    • MCM-22 family molecular sieve composition
    • MCM-22家族分子筛组成
    • US07846418B2
    • 2010-12-07
    • US11657192
    • 2007-01-24
    • Wenyih Frank LaiRobert Ellis Kay
    • Wenyih Frank LaiRobert Ellis Kay
    • C01B39/46B01J29/06C10G47/04
    • B01J29/7038B01J35/002C01B37/02C01B39/48C07C2/66C07C2529/70C10G29/205C10G65/10C07C15/107
    • An MCM-22 family molecular sieve having an X-ray diffraction pattern of the as-synthesized MCM-22 family molecular sieve including d-spacing maxima at 12.4±0.25, 3.57±0.07 and 3.42±0.07 Angstroms and at least one peak between 26.6° and 29° (2θ). The peak between 26.6° to 29° (2θ) has a two theta (2θ) of about 26.9°. A method of manufacturing an MCM-22 family molecular sieve, said method comprising the steps of (a) combining at least one silicon source, at least one source of alkali metal hydroxide, at least one directing-agent (R), water, and optionally one aluminum source, to form a mixture having the following mole composition: Si:Al2=10 to infinity H2O:Si=1 to 20 OH−:Si=0.001 to 2 M+:Si=0.001 to 2 R:Si=0.001 to 0.34 wherein M is an alkali metal; (b) treating said mixture at crystallization conditions for less than 72 hr to form a treated mixture having said MCM-22 family molecular sieve, wherein said crystallization conditions comprises a temperature range from about 160° C. to about 250° C.; and (c) recovering said MCM-22 family molecular sieve.
    • 具有所合成的MCM-22族分子筛的X射线衍射图的MCM-22族分子筛包括在12.4±0.25,3.57±0.07和3.42±0.07埃处的d间距最大值,以及26.6之间的至少一个峰 °和29°(2°)。 26.6°至29°(2θ)之间的峰值具有约26.9°的2θ(2θ)。 一种制备MCM-22族分子筛的方法,所述方法包括以下步骤:(a)将至少一种硅源,至少一种碱金属氢氧化物源,至少一种导向剂(R),水和 任选一个铝源,以形成具有以下摩尔组成的混合物:Si:Al2 = 10至无穷大H 2 O:Si = 1至20 OH-:Si = 0.001至2 M +:Si = 0.001至2 R:Si = 0.001至 0.34,其中M是碱金属; (b)在结晶条件下处理所述混合物小于72小时以形成具有所述MCM-22族分子筛的处理过的混合物,其中所述结晶条件包括约160℃至约250℃的温度范围; 和(c)回收所述MCM-22族分子筛。
    • 5. 发明申请
    • Method of preparing a molecular sieve composition
    • 制备分子筛组合物的方法
    • US20070191658A1
    • 2007-08-16
    • US11698500
    • 2007-01-26
    • Wenyih Frank LaiRobert Ellis Kay
    • Wenyih Frank LaiRobert Ellis Kay
    • C01B39/00B01J29/04C07C2/68
    • B01J29/70B01J29/04B01J29/06B01J29/7007B01J29/7038B01J29/80B01J37/0009B01J37/031B01J2229/12B01J2229/20B01J2229/62B01J2229/64C01B39/023C01B39/04C01B39/48C07C2/66C07C2529/70C07C2529/80Y02P20/52C07C15/085
    • A method of preparing a crystalline molecular sieve is provided, which method comprises (a) providing a reaction mixture comprising at least one source of ions of tetravalent element Y, at least one source of alkali metal hydroxide, water, optionally at least one seed crystal, and optionally at least one source of ions of trivalent element X, said reaction mixture having the following mole composition: Y:X2=10 to infinity OH−:Y=0.001 to 2 M+:Y=0.001 to 2 wherein M is an alkali metal and the amount of water is at least sufficient to permit extrusion of said reaction mixture; (b) extruding said reaction mixture to form a pre-formed extrudate; and (c) crystallizing said pre-formed extrudate under vapor phase conditions in a reactor to form said crystalline molecular sieve whereby excess alkali metal hydroxide is removed from the pre-formed extrudate during crystallization. The crystalline molecular sieve product is useful as catalyst in hydrocarbon conversion processes.
    • 提供一种制备结晶分子筛的方法,该方法包括(a)提供包含至少一种四价元素Y的离子源,至少一种碱金属氢氧化物源,水,任选至少一种晶种的离子的反应混合物 和任选的至少一种三价元素X的离子源,所述反应混合物具有以下摩尔组成:<?在线公式描述=“在线公式”end =“lead”→> Y:X 2 = 10 to infinity <?in-line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line Formulas”end = 引线“→> :Y = 0.001〜2 <?in-line-formula description =”In-line Formulas“end =”tail“?> <?in-line-formula description = “In-line Formulas”end =“lead”?> M + :Y = 0.001 to 2 <?in-line-formula description =“In-line Formulas”end =“tail”?> 其中M是碱金属,并且水的量至少足以允许所述反应混合物的挤出; (b)挤出所述反应混合物以形成预成型的挤出物; 和(c)在气相条件下在反应器中使所述预形成的挤出物结晶以形成所述结晶分子筛,从而在结晶期间从预形成的挤出物中除去过量的碱金属氢氧化物。 结晶分子筛产物可用作烃转化过程中的催化剂。