Reverse emulsion aliphatic alkylation process with catalyst-olefin
premixing
    1.
    发明授权
    Reverse emulsion aliphatic alkylation process with catalyst-olefin premixing 失效
    反相乳液脂肪族烷基化方法与催化烯烃预混合

    公开(公告)号:US5969206A

    公开(公告)日:1999-10-19

    申请号:US785041

    申请日:1997-01-17

    摘要: The invention concerns a process for the alkylation of at least one isoaffin selected from the group formed by isobutane and isopentane by at least one olefin containing 2 to 6 carbon atoms per molecule in the presence of a liquid acid catalyst, the process comprising mixing a feed comprising the olefin to be converted with an effluent comprising a major portion of isoparaffin in a first mixing zone, and forming an emulsion of said catalyst in a hydrocarbon effluent comprising a major portion of isoparaffin in an emulsifying zone, said effluent constituting the continuous phase of the emulsion thus formed, then mixing a major portion of the emulsion of acid in hydrocarbon effluent with a major portion of the diluted feed comprising the olefin in a second mixing zone, followed by carrying out the majority of the reaction in a reaction zone which is supplied by the major portion of said mixture.

    摘要翻译: 本发明涉及在液体酸催化剂存在下,通过至少一种含有2-6个碳原子的烯烃在异丁烷和异戊烷中形成的至少一种异构烷烃的烷基化方法,该方法包括混合进料 包括在第一混合区域中用包含大部分异链烷烃的流出物转化的烯烃,并且在包含乳化区中的主要部分异链烷烃的烃流出液中形成所述催化剂的乳液,所述流出物构成连续相 由此形成的乳液,然后将大部分酸性乳液在烃流出物中与主要部分的稀释进料在第二混合区中混合,然后在反应区中进行大部分反应,反应区是 由所述混合物的主要部分供应。

    Solid aliphatic alkylation catalyst
    4.
    发明授权
    Solid aliphatic alkylation catalyst 失效
    固体脂肪族烷基化催化剂

    公开(公告)号:US5906957A

    公开(公告)日:1999-05-25

    申请号:US711151

    申请日:1996-09-10

    摘要: The invention concerns a catalyst comprising a porous organic or inorganic support and at least one active phase comprising at least one acid selected from acids with formula R--SO.sub.3 H, where R is fluorine or an alkyl group or a fluorinated alkyl group, and at least one weakly basic aprotic organic solvent, the support having been impregnated with the active phase, the catalyst being such that it is essentially constituted by particles with an average diameter in the range 0.1 .mu.m to 150 .mu.m, and being such that before impregnation with the active phase, the support has a total pore volume in the range 0.5 cm.sup.3 /g to 6 cm.sup.3 /g. The invention also concerns the use of the catalyst for aliphatic alkylation.

    摘要翻译: 本发明涉及包含多孔有机或无机载体和至少一种活性相的催化剂,所述活性相包含至少一种选自具有式R-SO 3 H的酸,其中R是氟或烷基或氟化烷基,和至少一种 弱碱性非质子有机溶剂,载体用活性相浸渍,催化剂基本上由平均直径在0.1μm至150μm的颗粒构成,并且在浸渍之前 活性相,载体的总孔体积在0.5cm 3 / g至6cm 3 / g的范围内。 本发明还涉及催化剂用于脂族烷基化的用途。

    Liquid catalyst for aliphatic alkylation
    5.
    发明授权
    Liquid catalyst for aliphatic alkylation 失效
    用于脂肪族烷基化的液体催化剂

    公开(公告)号:US5849978A

    公开(公告)日:1998-12-15

    申请号:US684441

    申请日:1996-07-19

    摘要: The invention concerns the catalytic alkylation of at least one isoparaffin selected from the group formed by isobutane and isopentane in the presence of at least one olefin containing 3 to 6 carbon atoms per molecule, using a catalyst comprising 40% to 99% by weight of an acid selected from acids with formula R--SO.sub.3 H where R is fluorine or an alkyl group or a fluorinated alkyl group, R preferably being F or CF.sub.3, and more preferably CF.sub.3, and 1% to 60% by weight of a solvent selected from the group formed by sulpholane, dimethylsulphoxide and dioxanes, preferably sulpholane.

    摘要翻译: 本发明涉及至少一种选自异丁烷和异戊烷的异构烷烃在至少一种含有3至6个碳原子的烯烃存在下,每分子的催化烷基化,使用包含40-99%(重量) 选自具有式R-SO 3 H的酸的酸,其中R是氟或烷基或氟化烷基,R优选为F或CF 3,更优选为CF 3,和1至60重量%的选自以下的溶剂: 由环丁烷,二甲基亚砜和二恶烷形成,优选为环丁烷。

    Catalyst for alkylation of C.sub.4 -C.sub.5 isoparaffin by at least one
C.sub.3 -C.sub.6 olefin
    6.
    发明授权
    Catalyst for alkylation of C.sub.4 -C.sub.5 isoparaffin by at least one C.sub.3 -C.sub.6 olefin 失效
    用于通过至少一种C 3 -C 6烯烃烷基化C 4 -C 5异链烷烃的催化剂

    公开(公告)号:US5489729A

    公开(公告)日:1996-02-06

    申请号:US304183

    申请日:1994-09-12

    摘要: The present invention relates to a catalyst comprising silica and an acid phase comprising sulphuric acid and the compound HB(HSO.sub.4).sub.4, the silica having been impregnated by said acid phase, said catalyst being such that is consists essentially of particles of an average diameter of between 0.1 and 150 .mu.m, its content by weight of acid phase is greater than 40%, the silica, prior to its impregnation with said acid phase, has a total porous volume of between 0.5 and 6 cm.sup.3 per gram and said acid phase contains between 0.4% and 68.8% by weight of the compound HB(HSO.sub.4).sub.4, said acid phase containing neither sulphuric anhydride nor boric acid.The invention also relates to the preparation and use of said catalyst in catalytic alkylation of isobutane and/or isopentane in the presence of at least one olefin containing 3 to 6 carbon atoms per molecule.

    摘要翻译: 本发明涉及一种催化剂,其包含二氧化硅和包含硫酸的酸相和化合物HB(HSO 4)4,所述二氧化硅已经被所述酸相浸渍,所述催化剂基本上由平均直径为 在0.1至150μm之间,其酸相含量的含量大于40%,二氧化硅在其浸渍所述酸相之前的总多孔体积为0.5至6cm 3 / g,所述酸相含有 化合物HB(HSO4)4的0.4〜68.8重量%,所述酸相既不含有硫酸酐也不含有硼酸。 本发明还涉及所述催化剂在每分子含有至少一个含有3至6个碳原子的烯烃的存在下异丁烷和/或异戊烷的催化烷基化中的制备和用途。

    Catalyst for alkylation of C.sub.4 -C.sub.5 isoparaffin by at least one
C.sub.3 -C.sub.6 olefin
    7.
    发明授权
    Catalyst for alkylation of C.sub.4 -C.sub.5 isoparaffin by at least one C.sub.3 -C.sub.6 olefin 失效
    用于通过至少一种C 3 -C 6烯烃烷基化C 4 -C 5异链烷烃的催化剂

    公开(公告)号:US5489728A

    公开(公告)日:1996-02-06

    申请号:US304173

    申请日:1994-09-12

    摘要: The present invention relates to a catalyst comprising silica and an acid phase comprising sulphuric acid and the compound HB(HSO.sub.4).sub.4, the silica having been impregnated by said acid phase, said catalyst being such that is consists essentially of particles of an average diameter of between 0.1 and 30 .mu.m, prior to its impregnation with said acid phase, has a total porous volume of between 0.1 and 6 cm.sup.3 per gram and said acid phase contains between 0.4% and 68.8% by weight of the compound HB(HSO.sub.4).sub.4, and between 31.2% and 99.6% by weight of the compound containing neither sulphuric anhydride nor boric acid.The invention also relates to the preparation and use of said catalyst in catalytic alkylation of isobutane and/or isopentane in the presence of at least one olefin containing 3 to 6 carbon atoms per molecule.

    摘要翻译: 本发明涉及一种催化剂,其包含二氧化硅和包含硫酸的酸相和化合物HB(HSO 4)4,所述二氧化硅已经被所述酸相浸渍,所述催化剂基本上由平均直径为 在0.1至30μm之间,在用所述酸相浸渍之前,其总孔多孔体积为0.1至6cm 3 / g,所述酸相含有化合物HB(HSO 4)4的0.4%至68.8% ,不含硫酸酐和硼酸的化合物的31.2重量%至99.6重量%。 本发明还涉及所述催化剂在每分子含有至少一个含有3至6个碳原子的烯烃的存在下异丁烷和/或异戊烷的催化烷基化中的制备和用途。