A PROCESS FOR PREPARING PROPYLENE OXIDE
    1.
    发明申请
    A PROCESS FOR PREPARING PROPYLENE OXIDE 审中-公开
    一种制备丙烯氧化物的方法

    公开(公告)号:WO2015010991A1

    公开(公告)日:2015-01-29

    申请号:PCT/EP2014/065244

    申请日:2014-07-16

    Abstract: A continuous process for the preparation of propylene oxide, comprising (i) providing a liquid feed stream comprising propene, hydrogen peroxide, acetonitrile, water, optionally propane, and at least one dissolved potassium salt of a phosphorus oxyacid wherein the molar ratio of potassium relative to phosphorus in the at least one potassium salt of a phosphorus oxyacid is in the range of from 0.6 to 1.4; (ii) passing the liquid feed stream provided in (i) into an epoxidation reactor comprising a catalyst comprising a titanium zeolite of structure type MVVW comprising zinc, and subjecting the liquid feed stream to epoxidation reaction conditions in the epoxidation reactor, obtaining a reaction mixture comprising propylene oxide, acetonitrile, water, the at least one dissolved potassium salt of a phosphorus oxyacid, optionally propene, and optionally propane; (iii) removing an effluent stream from the epoxidation reactor, the effluent stream comprising propylene oxide, acetonitrile, water, at least a portion of the at least one dissolved potassium salt of a phosphorus oxyacid, optionally propene, and optionally propane.

    Abstract translation: 一种用于制备环氧丙烷的连续方法,包括(i)提供包含丙烯,过氧化氢,乙腈,水,任选的丙烷和至少一种溶解的含磷酸钾的液体进料流,其中钾相对的摩尔比 在磷氧基酸的至少一种钾盐中的磷在0.6至1.4的范围内; (ii)将(i)中提供的液体进料流送入包含催化剂的环氧化反应器中,所述催化剂包含含锌的结构型MVVW的钛沸石,并使液体进料流在环氧化反应器中进行环氧化反应条件,得到反应混合物 包括环氧丙烷,乙腈,水,所述至少一种溶解的含磷酸的钾盐,任选的丙烯,以及任选的丙烷; (iii)从环氧化反应器中除去流出物流,所述流出物流包含环氧丙烷,乙腈,水,所述至少一种溶解的含磷酸的钾盐,任选的丙烯和任选的丙烷的至少一部分。

    PART-STREAM DISTILLATION
    2.
    发明申请

    公开(公告)号:WO2014177507A1

    公开(公告)日:2014-11-06

    申请号:PCT/EP2014/058579

    申请日:2014-04-28

    CPC classification number: C07D301/12 B01D3/143 C07D301/32

    Abstract: A continuous process for the preparation of propylene oxide, comprising(a) reacting propene, optionally admixed with propane, with hydrogen peroxide in a reaction apparatus in the presence of acetonitrile as solvent, obtaining a stream S0 containing propylene oxide, acetonitrile, water, at least one further component B, optionally propene and optionally propane, wherein the normal boiling point of the at least one component B is higher than the normal boiling point of acetonitrile and wherein the decadic logarithm of the octanol-water partition coefficient (log K ow ) of the at least one component B is greater than zero; (b) separating propylene oxidefrom S0, obtaining a stream S1 containing acetonitrile, water and the at least one further component B; (c) dividing S1 into two streams S2 and S3;(d) subjecting S3 to a vapor-liquid fractionation in a fractionation unit, obtaining a vapor fraction stream S4 being depleted of the at least one component B; (e) recycling at least a portion of S4, optionally after work-up, to (a).

    Abstract translation: 一种用于制备环氧丙烷的连续方法,包括(a)在乙腈作为溶剂的存在下,在反应装置中将丙烯任选与丙烷混合,与过氧化氢反应,得到含有环氧丙烷,乙腈,水的流S0 至少一种另外的组分B,任选的丙烯和任选的丙烷,其中至少一种组分B的标准沸点高于乙腈的标准沸点,其中辛醇 - 水分配系数(log Kow)的十进制对数 所述至少一个组分B大于零; (b)从S0分离环氧丙烷,得到含有乙腈,水和至少一种其它组分B的料流S1; (c)将S1分成两股流S2和S3;(d)对S3进行分馏装置中的气 - 液分馏,得到耗尽至少一种B成分的蒸汽馏分流S4; (e)将至少一部分S4,任选地在后处理之后再循环至(a)。

    A POLYMER SUITABLE FOR USE IN HAIR STYLING
    6.
    发明申请
    A POLYMER SUITABLE FOR USE IN HAIR STYLING 审中-公开
    适用于发型的聚合物

    公开(公告)号:WO2015128204A1

    公开(公告)日:2015-09-03

    申请号:PCT/EP2015/053066

    申请日:2015-02-13

    Applicant: BASF SE

    Abstract: The present invention relates to a method for making a copolymer comprising polymerizing the monomers in a solution comprising the monomers and a solvent, wherein the solvent comprises water and an alcohol. Furthermore, the present invention relates to the copolymer obtainable by this method ("the copolymer according to the present invention") and to the use of the copolymer according to the present invention for styling or for fixing human hair. Furthermore, the present invention relates to the use of a more generally defined copolymer for styling or for fixing human hair, and for providing high gloss to the hair that is styled or fixed.

    Abstract translation: 本发明涉及一种制备共聚物的方法,其包括使单体在包含单体和溶剂的溶液中聚合,其中溶剂包括水和醇。 此外,本发明涉及通过该方法获得的共聚物(“本发明的共聚物”)以及根据本发明的共聚物用于造型或固定人发的用途。 此外,本发明涉及更一般地限定的共聚物用于造型或固定人发,以及为被定型或固定的头发提供高光泽度的用途。

    VERFAHREN ZUR HERSTELLUNG VON EPOXY-CARBONSÄUREESTERN
    7.
    发明申请
    VERFAHREN ZUR HERSTELLUNG VON EPOXY-CARBONSÄUREESTERN 审中-公开
    用于生产环氧碳苯二甲酸酯

    公开(公告)号:WO2013113578A1

    公开(公告)日:2013-08-08

    申请号:PCT/EP2013/051034

    申请日:2013-01-21

    CPC classification number: C07D303/48 C07D301/12

    Abstract: Verfahren zur Herstellung von Epoxiden der Formel (I) worin R für eine organische Gruppe mit 1 bis 10 C-Atomen steht, durch Umsetzung von Verbindungen der Formel (II) mit einem Oxidationsmittel, dadurch gekennzeichnet, dass die Herstellung kontinuierlich in einem Rohreaktor erfolgt.

    Abstract translation: 一种制备式(I)其中R表示碳原子数1〜10的有机基团,环氧化物的通过与氧化剂反应式(II)的化合物的方法,其特征在于,生产连续发生在管状反应器。

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