VERFAHREN ZUR HERSTELLUNG VON POLYETHERCARBONATPOLYOLEN
    3.
    发明公开
    VERFAHREN ZUR HERSTELLUNG VON POLYETHERCARBONATPOLYOLEN 审中-公开
    VERFAHREN ZUR HERSTELLUNG VON POLYETHERBONATPOLYOLEN

    公开(公告)号:EP3221383A1

    公开(公告)日:2017-09-27

    申请号:EP15794593.2

    申请日:2015-11-16

    IPC分类号: C08G65/26 C08G64/34

    摘要: The invention relates to a method for producing polyether carbonate polyols, comprising the step of reacting alkylene oxide with carbon dioxide in the presence of an h-functional starter compound and double metal cyanide catalyst. The invention is characterized in that the method comprises the following steps: (α) optionally, pre-treating the double metal cyanide catalyst (DMC catalyst) at a temperature of 50 to 200⁰C and/or reduced pressure (absolute) of 10 mbar to 800 mbar; (ß) bringing the double metal cyanide catalyst in contact with suspension means, and furthermore, with alkylene oxide in a first reactor thus obtaining a first reaction mixture, and (γ) continuous added dosing of the first reaction mixture, alkaline oxide, and carbon oxide, and optionally, h-functional starter compound in a second reactor, wherein in at least one of the steps (ß) or (γ), at least one h-functional starter compound is used, and wherein reaction products formed in step (γ) are continuously removed from the second reactor.

    摘要翻译: 本发明涉及生产聚醚碳酸酯多元醇的方法,其包括在h-官能起始剂化合物和双金属氰化物催化剂的存在下使烯化氧与二氧化碳反应的步骤。 本发明的特征在于该方法包括以下步骤:(a)任选地,在50至200℃的温度和/或10毫巴的减压(绝对)至800巴下对双金属氰化物催化剂(DMC催化剂)进行预处理 毫巴 (ß)使得双金属氰化物催化剂与悬浮装置接触,并且此外与第一反应器中的烯化氧接触,从而获得第一反应混合物,和(γ)连续添加第一反应混合物,碱性氧化物和碳 (b)或(γ)中的至少一个中使用至少一种h-官能起始剂化合物,并且其中在步骤(c)中形成的反应产物 γ)连续从第二反应器中移出。

    A PROCESS FOR THE PRODUCTION OF LOW MOLECULAR WEIGHT POLYOXYALKYLENE POLYOLS
    4.
    发明公开
    A PROCESS FOR THE PRODUCTION OF LOW MOLECULAR WEIGHT POLYOXYALKYLENE POLYOLS 审中-公开
    一种生产低分子量聚氧化烯多元醇的方法

    公开(公告)号:EP3184575A1

    公开(公告)日:2017-06-28

    申请号:EP16205206.2

    申请日:2016-12-20

    申请人: Covestro LLC

    IPC分类号: C08G65/26 B01J37/26

    摘要: This invention relates to a semi-batch process for producing low molecular weight polyoxyalkylene polyols. These polyoxyalkylene polyols are characterized by hydroxyl numbers of from 200 to 500. In accordance with the invention, the first alkylene oxide block used to activate the DMC catalyst comprises from 50% to 100% by weight of propylene oxide and from 0% to 50% by weight of ethylene oxide; and the second alkylene oxide block comprises from 50% to 100% by weight of propylene oxide and from 0% to 50% by weight of ethylene oxide. A continuously added starter is present. Optionally, a third alkylene oxide block can be added. The addition of the second alkylene oxide block and of the third alkylene oxide block when present is completed with a space time yield of greater than or equal to 250 kg/m 3 /hr.

    摘要翻译: 本发明涉及生产低分子量聚氧化烯多元醇的半间歇方法。 这些聚氧化烯多元醇的特征在于羟值为200-500。根据本发明,用于活化DMC催化剂的第一烯化氧嵌段包含50-100重量%的环氧丙烷和0-50重量% 重量的环氧乙烷; 并且第二烯化氧嵌段包含50重量%至100重量%的环氧丙烷和0重量%至50重量%的环氧乙烷。 存在连续添加的起动器。 任选地,可以加入第三烯化氧嵌段。 当存在时,第二烯化氧嵌段和第三烯化氧嵌段的添加以大于或等于250kg / m 3 / hr的时空收率完成。

    ETHERAMINES AND THEIR USE AS CURATIVES OR INTERMEDIATES FOR POLYMER SYNTHESIS
    5.
    发明公开
    ETHERAMINES AND THEIR USE AS CURATIVES OR INTERMEDIATES FOR POLYMER SYNTHESIS 审中-公开
    ETHERAMINE UND DEREN VERWENDUNG ALSHÄRUNGGRITTEL ODER ZWISCHENPRODUKTE BEI DER POLYMERSYNTHESE

    公开(公告)号:EP3065546A4

    公开(公告)日:2017-06-21

    申请号:EP14860619

    申请日:2014-10-30

    摘要: Implementations described herein generally relate to etheramine mixtures formed from a mixture of two or more multifunctional alcohol initiators, processes for the etheramine mixtures production, and its use as a curing agent or as a raw material in the synthesis of polymers. In one implementation, the process comprises mixing a polyol initiator having a melting point greater than a processing temperature and a polyol initiator having a melting point less than the processing temperature to form a polyol initiator mixture having a melting point less than the processing temperature, charging the polyol initiator mixture to an alkoxylation reaction zone, contacting the polyol initiator mixture with an alkylene oxide in the alkoxylation reaction zone to provide a mixture of alkoxylated precursor polyols and charging the mixture of alkoxylated precursor polyols to a reductive amination zone and reductively aminating the mixture of alkoxylated precursor polyols to form the etheramine mixture.

    摘要翻译: 本文所述的实施方式通常涉及由两种或更多种多官能醇引发剂的混合物形成的醚胺混合物,醚胺混合物生产方法以及其作为固化剂或作为聚合物合成中的原料的用途。 在一个实施方式中,该方法包括混合熔点高于加工温度的多元醇引发剂和熔点低于加工温度的多元醇引发剂,以形成熔点低于加工温度的多元醇引发剂混合物, 将多元醇引发剂混合物引入烷氧基化反应区,使多元醇引发剂混合物与烷氧基化反应区中的烯化氧接触,以提供烷氧基化的前体多元醇的混合物,并将烷氧基化的前体多元醇的混合物装入还原胺化区并还原胺化混合物 的烷氧基化前体多元醇以形成醚胺混合物。

    ETHERAMINES AND THEIR USE AS CURATIVES OR INTERMEDIATES FOR POLYMER SYNTHESIS
    7.
    发明公开
    ETHERAMINES AND THEIR USE AS CURATIVES OR INTERMEDIATES FOR POLYMER SYNTHESIS 审中-公开
    ETHERAMINE UND DEREN VERWENDUNG ALSHÄRTUNGSMITTELODER ZWISCHENPRODUKTE BEI DER POLYMERSYNTHESE

    公开(公告)号:EP3065546A1

    公开(公告)日:2016-09-14

    申请号:EP14860619.7

    申请日:2014-10-30

    IPC分类号: A01N25/04 A01N25/16

    摘要: Implementations described herein generally relate to etheramine mixtures formed from a mixture of two or more multifunctional alcohol initiators, processes for the etheramine mixtures production, and its use as a curing agent or as a raw material in the synthesis of polymers. In one implementation, the process comprises mixing a polyol initiator having a melting point greater than a processing temperature and a polyol initiator having a melting point less than the processing temperature to form a polyol initiator mixture having a melting point less than the processing temperature, charging the polyol initiator mixture to an alkoxylation reaction zone, contacting the polyol initiator mixture with an alkylene oxide in the alkoxylation reaction zone to provide a mixture of alkoxylated precursor polyols and charging the mixture of alkoxylated precursor polyols to a reductive amination zone and reductively aminating the mixture of alkoxylated precursor polyols to form the etheramine mixture.

    摘要翻译: 本文所述的实施方案一般涉及由两种或更多种多官能醇引发剂的混合物,醚胺混合物生产的方法形成的醚胺混合物,以及其在聚合物合成中作为固化剂或作为原料的用途。 在一个实施方案中,该方法包括混合熔点大于加工温度的多元醇引发剂和熔点小于加工温度的多元醇引发剂,以形成熔点低于加工温度的多元醇引发剂混合物, 将多元醇引发剂混合物加到烷氧基化反应区,使多元醇引发剂混合物与烷氧基化反应区中的烯化氧接触,以提供烷氧基化前体多元醇的混合物,并将烷氧基化前体多元醇的混合物装入还原胺化区,并将混合物还原胺化 的烷氧基化前体多元醇形成醚胺混合物。

    Verfahren zur Herstellung von Polyethercarbonatpolyolen
    10.
    发明公开
    Verfahren zur Herstellung von Polyethercarbonatpolyolen 审中-公开
    一种通过制备聚醚碳酸酯多元醇过程

    公开(公告)号:EP3023447A1

    公开(公告)日:2016-05-25

    申请号:EP14193601.3

    申请日:2014-11-18

    发明人:

    IPC分类号: C08G65/26 C08G64/34

    摘要: Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von Polyethercarbonatpolyolen, umfassend den Schritt der Reaktion von Alkylenoxid mit Kohlendioxid in Gegenwart einer H-funktionellen Starterverbindung und Doppelmetallcyanid-Katalysator, dadurch gekennzeichnet, dass das Verfahren die folgenden Schritte umfasst:
    (α) gegebenenfalls Vorbehandeln des Doppelmetallcyanid-Katalysators (DMC-Katalysators) bei einer Temperatur von 50 bis 200 °C und/oder reduziertem Druck (absolut) von 10 mbar bis 800 mbar,
    (β) Inkontaktbringen des Doppelmetallcyanid-Katalysators mit Suspensionsmittel und weiterhin mit Alkylenoxid in einem ersten Reaktor unter Erhalt einer ersten Reaktionsmischung; und
    (γ) kontinuierliches Hinzudosieren der ersten Reaktionsmischung, Alkylenoxid und Kohlendioxid und gegebenenfalls H-funlctioneller Starterverbindung in einen zweiten Reaktor,

    wobei wenigstens in einem der Schritte (β) oder (γ) mindestens eine H-funktionelle Starterverbindung eingesetzt wird.

    摘要翻译: 本发明涉及一种用于制备聚醚碳酸酯多元醇,其包括具有在一个H-官能引发剂化合物和双金属氰化物催化剂存在下二氧化碳的环氧烷的反应的步骤,其特征在于所述方法包括以下步骤:(±)任选预处理的双金属氰化物 在10毫巴至800毫巴的温度50至200℃和/或降低的压力(绝对压力)催化剂(DMC催化剂),(²)使所述与悬浮剂双金属氰化物催化剂,并进一步用下在第一反应器的环氧烷 获得第一反应混合物; 和(³)连续加入配料中的第二反应器中的第一反应混合物中的环氧烷和二氧化碳和可能的H-funlctioneller引发剂化合物,其特征在于,至少在步骤(²)或一(³)的H官能起始化合物至少使用。