PROCESS FOR PREPARING POLYOLS USING BASE CATALYSIS
    4.
    发明申请
    PROCESS FOR PREPARING POLYOLS USING BASE CATALYSIS 审中-公开
    使用基础催化制备多元醇的方法

    公开(公告)号:US20110224397A1

    公开(公告)日:2011-09-15

    申请号:US13042781

    申请日:2011-03-08

    IPC分类号: C08G18/48 C07C41/26 C07C43/03

    摘要: The present invention relates to a process for preparing polyetherols in the presence of basic catalysts, wherein propylene oxide (PO) and/or ethylene oxide (EO) whose summated contents of aldehydes, expressed by the contents determined by gas chromatography or titrimetrically using the bisulfite method and calculated for propionaldehyde, do not exceed the value of 300 ppm and of allyl alcohol determined by gas chromatography do not exceed the value of 2500 ppm and of water determined by Karl-Fischer titration do not exceed the value of 1700 ppm and of acid, expressed by the contents determined by acid-base titration and calculated for acetic acid, do not exceed the value of 100 ppm and of carbon dioxide determined by KOH titration do not exceed the value of 500 ppm are used.

    摘要翻译: 本发明涉及一种在碱性催化剂存在下制备聚醚的方法,其中由醛的含量表示的环氧丙烷(PO)和/或环氧乙烷(EO)通过气相色谱法或滴定法使用亚硫酸氢盐 方法并计算丙醛,不超过300ppm,由气相色谱法测定的烯丙醇不超过2500ppm,由卡尔费休滴定测定的水不超过1700ppm的酸和酸 由酸碱滴定测定的含量表示,乙酸计算值不超过100ppm,通过KOH滴定测定的二氧化碳的值不超过500ppm。

    COPOLYMERS AS SCALE INHIBITORS
    5.
    发明申请
    COPOLYMERS AS SCALE INHIBITORS 审中-公开
    共聚物作为规模抑制剂

    公开(公告)号:US20100152399A1

    公开(公告)日:2010-06-17

    申请号:US12298915

    申请日:2007-04-26

    IPC分类号: C08F226/00

    CPC分类号: C08F220/58 C08F220/06

    摘要: The present invention relates to copolymers which are obtainable from the free radical copolymerization of at least (a) a monoethylenically unsaturated carboxylic acid having 3 to 6 carbon atoms or the anhydride thereof with (b) a reaction mixture comprising a component of the general structural formula where R1, R2, R3, R4, independently of one another, are H or C1- to C4-alkyl, n and m, independently of one another, are an integer from 1 to 100 and R5 is H or methyl, a process for the preparation of the polymer according to the invention and the use thereof as a scale inhibitor.

    摘要翻译: 本发明涉及可从至少(a)具有3至6个碳原子的单烯属不饱和羧酸或其酸酐与(b)含有通式结构式的组分的反应混合物的自由基共聚获得的共聚物 其中R 1,R 2,R 3,R 4彼此独立地为H或C 1〜C 4 - 烷基,n和m彼此独立地为1〜100的整数,R 5为H或甲基, 根据本发明的聚合物的制备及其作为阻垢剂的用途。

    METHOD FOR PRODUCING POLYETHER POLYOLS
    6.
    发明申请
    METHOD FOR PRODUCING POLYETHER POLYOLS 失效
    生产聚醚多元醇的方法

    公开(公告)号:US20090203874A1

    公开(公告)日:2009-08-13

    申请号:US12302162

    申请日:2007-05-22

    IPC分类号: C08G65/02 C08G65/28

    CPC分类号: C08G65/2696 C08G18/4866

    摘要: A process for preparing polyether polyols by reaction of the following starting materials: a) one or more alkylene oxides and, if appropriate, carbon dioxide and also b) one or more H-functional starter substances, in the presence of a catalyst, in a reaction unit having a plurality of parallel layers A, B which are microstructured so that each layer has a multiplicity of channels which are arranged parallel to one another and form a continuous flow path from one side of the plate to the opposite side of this, wherein a distribution device for introduction of the starting materials and the catalyst is provided at one end of the channels of the layers A and a collection device for the reaction mixture is provided at the other end of these is proposed.

    摘要翻译: 一种通过以下原料反应制备聚醚多元醇的方法:a)一种或多种环氧烷烃,如果合适的话,二氧化碳,以及b)一种或多种H官能起始物质,在催化剂存在下,在 反应单元具有多个平行层A,B,它们被微结构化,使得每个层具有多个彼此平行布置的通道,并形成从板的一侧到其相反侧的连续流动路径,其中 在层A的通道的一端设置用于引入起始材料和催化剂的分配装置,并且在另一端提供了用于反应混合物的收集装置。

    PREPARING AMINOTRIAZINE ALKOXYLATES
    9.
    发明申请
    PREPARING AMINOTRIAZINE ALKOXYLATES 审中-公开
    制备氨基磷酸烷基酯

    公开(公告)号:US20120035278A1

    公开(公告)日:2012-02-09

    申请号:US13197036

    申请日:2011-08-03

    摘要: The present invention relates to a process for preparing aminotriazine alkoxylates, which comprises at least one aminotriazine alkoxylate (a) being admixed with at least one aminotriazine (b) and reacted with at least one alkylene oxide (c), wherein the aminotriazine alkoxylate (a) is obtainable by reacting at least one aminotriazine (d) with at least one alkylene oxide (e) and/or at least one alkylene carbonate (g), and optionally at least one aminotriazine alkoxylate (f).

    摘要翻译: 本发明涉及一种制备氨基三嗪烷氧基化物的方法,其包括至少一种氨基三嗪烷氧基化物(a)与至少一种氨基三嗪(b)混合并与至少一种环氧烷烃(c)反应,其中氨基三嗪烷氧基化物 )可通过使至少一种氨基三嗪(d)与至少一种烯化氧(e)和/或至少一种碳酸亚烷基酯(g)和任选的至少一种氨基三嗪烷氧基化物(f)反应而获得。

    PROCESS FOR PRODUCING POLYETHEROLS
    10.
    发明申请
    PROCESS FOR PRODUCING POLYETHEROLS 审中-公开
    生产聚醚的方法

    公开(公告)号:US20110282027A1

    公开(公告)日:2011-11-17

    申请号:US13103383

    申请日:2011-05-09

    IPC分类号: C08G65/28

    CPC分类号: C08G65/2672

    摘要: The present invention relates to processes for producing polyetherols, in particular to polyetherol block structures, to novel catalysts for use in said processes, and to the polyetherols that can be produced via the process of the invention. The present invention further relates to the use, for producing polyurethanes, of the polyetherols that can be produced in the invention.

    摘要翻译: 本发明涉及用于生产聚醚酯,特别是聚乙烯嵌段结构的方法,用于所述方法中使用的新型催化剂,以及可通过本发明的方法生产的聚醚。 本发明还涉及可用于生产聚氨酯的本发明中可生产的聚醚的用途。