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    Method for producing polyetherol
    1.
    发明专利
    Method for producing polyetherol 有权
    生产聚醚的方法

    公开(公告)号：JP2010111875A

    公开(公告)日：2010-05-20

    申请号：JP2009296755

    申请日：2009-12-28

    Applicant: Basf Se ,  ビーエーエスエフ ソシエタス・ヨーロピアBasf Se

    Inventor： OSTROWSKI THOMAS ,  RUPPEL RAIMUND ,  BAUM EVA ,  HARRE KATHRIN

    IPC: C08G65/30 ,  C08G65/10 ,  C08G65/26

    CPC classification number: C08G65/30 ,  C08G65/2663

    Abstract: PROBLEM TO BE SOLVED: To provide a method for producing polyetherol which is economical and forms a product having a low content of low-molecular weight byproduct.
    SOLUTION: The method for producing at least one kind of polyetherols comprises at least the following processes of (1) reacting at least one kind of alkylene oxide with at least one initiator compound in the presence of at least one kind of double metal cyanide compound to give a polyetherol and (2) treating the polyetherol obtained by the process (1) with steam or an inert gas and steam, wherein a pH during treatment of the process (2) is lower than 10 and is 5.0 or higher, the process (2) is performed within 12 hours after the process (1), the treatment of the process (2) is performed by using a bubble tower and the method for producing polyetherol is performed according to a batch type method.
    COPYRIGHT: (C)2010,JPO&INPIT

    Abstract translation: 待解决的问题：提供一种经济的多儿茶酚的制造方法，形成低分子量副产物含量低的产品。 解决方案：用于生产至少一种聚醚的方法至少包括以下方法：（1）使至少一种烯化氧与至少一种引发剂化合物在至少一种双金属存在下反应 氰化物化合物，得到聚乙烯醇和（2）用蒸汽或惰性气体和蒸汽处理由方法（1）获得的聚己二醇，其中方法（2）处理期间的pH低于10，为5.0或更高， 方法（2）在方法（1）之后的12小时内进行，通过使用气泡塔进行处理（2）的处理，根据间歇式方法进行聚乙烯醇的制造方法。 版权所有（C）2010，JPO＆INPIT

    3.
    发明专利
    未知

    公开(公告)号：AT402209T

    公开(公告)日：2008-08-15

    申请号：AT05785663

    申请日：2005-09-20

    Applicant: BASF SE

    Inventor： HARRE KATHRIN ,  RUPPEL RAIMUND ,  ELING BEREND

    IPC: C08G18/48 ,  C08G18/10 ,  C08G65/26

    Abstract: The invention relates to a process for producing flexible polyurethane foams, in particular molded flexible polyurethane foams, by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups, wherein at least one polyether alcohol bi) which has been prepared by means of a DMC catalyst and has a hydroxyl number in the range from 15 to 35 mg KOH/g, and ethylene oxide content in the range from 5 to 18% by weight, based on the total weight of the polyether alcohol and an end block of ethylene oxide and propylene oxide having an ethylene oxide content of from 25 to 75% by weight, based on the amount of alkylene oxide in the end block, is used as compound b) having at least two hydrogen atoms which are reactive toward isocyanate groups.

    4.
    发明专利
    未知

    公开(公告)号：AT402203T

    公开(公告)日：2008-08-15

    申请号：AT05787251

    申请日：2005-09-20

    Applicant: BASF SE

    Inventor： HARRE KATHRIN ,  ROTERMUND INGE ,  RUPPEL RAIMUND ,  ELING BEREND

    IPC: C08G18/10 ,  C08G18/48 ,  C08G18/76 ,  C08G65/26

    Abstract: Process for producing flexible polyurethane foams in particular molded flexible polyurethane foams, by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups, wherein the component b) comprises b1a) at least one polyether alcohol having an end block of ethylene oxide units which has been added on by means of DMC catalysis and makes up not more than 10% by weight of the weight of the alkylene oxide added on by means of DMC catalysis, and/or b1b) at least one polyether alcohol comprising a terminal mixture of ethylene oxide and propylene oxide which has been added on by means of DMC catalysis and has an ethylene oxide content in the mixture of at least 25% by weight, and also b2a) at least one polyether alcohol or comprising exclusively propylene oxide units, and/or b2b) at least one graft polyether alcohol.

    6.
    发明专利
    未知

    公开(公告)号：DE502004008277D1

    公开(公告)日：2008-11-27

    申请号：DE502004008277

    申请日：2004-06-03

    Applicant: BASF SE

    Inventor： OSTROWSKI THOMAS ,  RUPPEL RAIMUND ,  BAUM EVA ,  HARRE KATHRIN

    IPC: C08G65/30 ,  C08G65/26

    Abstract: The present invention relates to polyetherols are prepared by a process comprising the reaction of at least one alkylene oxide with at least one initiator compound in the presence of at least one double metal cyanide compound to give a polyetherol and the treatment of the resulting polyetherol with steam or with an inert gas and steam, and the polyetherols obtainable by such a process as well as the use thereof for the synthesis of polyurethanes.

    7.
    发明专利
    未知

    公开(公告)号：DE502005004886D1

    公开(公告)日：2008-09-11

    申请号：DE502005004886

    申请日：2005-03-17

    Applicant: BASF SE

    Inventor： RUPPEL RAIMUND ,  BAUM EVA ,  OSTROWSKI THOMAS ,  HARRE KATHRIN ,  BLEUEL ELKE

    IPC: C08G65/26 ,  C08G18/48

    Abstract: The invention relates to polyether alcohols, to a process for preparing polyether alcohols by reacting alkylene oxides in the presence of a double metal cyanide (DMC) catalyst with at least one saturated OH component which may, if appropriate, have previously been reacted with an alkylene oxide, wherein an antioxidant is added before or during the reaction, and also to the further processing of the polyether alcohols to form polyurethanes.

    PROCEDIMIENTO PARA LA OBTENCION DE ESPUMAS BLANDAS DE POLIURETANO.
    8.
    发明专利
    PROCEDIMIENTO PARA LA OBTENCION DE ESPUMAS BLANDAS DE POLIURETANO. 未知

    公开(公告)号：ES2308542T3

    公开(公告)日：2008-12-01

    申请号：ES05787251

    申请日：2005-09-20

    Applicant: BASF SE

    Inventor： HARRE KATHRIN ,  ROTERMUND INGE ,  RUPPEL RAIMUND ,  ELING BEREND

    IPC: C08G18/48 ,  C08G18/10 ,  C08G18/76 ,  C08G65/26

    Abstract: Procedimiento para la obtención de espumas blandas de poliuretano, especialmente de espumas blandas moldeadas de poliuretano, mediante la reacción de a) poliisocianatos con b) compuestos con, al menos, dos átomos de hidrógeno reactivos con los grupos isocianato, caracterizado porque el componente b) contiene b1a) al menos, un poliéteralcohol, que contiene un bloque extremo, adicionado por medio de catálisis DMC, constituido por unidades de óxido de etileno del 10% en peso como máximo, referido al peso del óxido de alquileno, adicionado por medio de catálisis DMC, y/o b1b) al menos, un poliéteralcohol, que contiene una mezcla situada en el extremo, adicionada por medio de catálisis DMC, constituida por óxido de etileno y por óxido de propileno con un contenido en óxido de etileno en la mezcla del 25% en peso como mínimo, así como b2a) al menos, un poliéteralcohol, que contenga, de manera exclusiva, unidades de óxido de propileno, y/o b2b) al menos, un poliéteralcohol de injerto.

    9.
    发明专利
    未知

    公开(公告)号：DE502005004838D1

    公开(公告)日：2008-09-04

    申请号：DE502005004838

    申请日：2005-09-20

    Applicant: BASF SE

    Inventor： HARRE KATHRIN ,  RUPPEL RAIMUND ,  ELING BEREND

    IPC: C08G18/48 ,  C08G18/10 ,  C08G65/26

    Abstract: The invention relates to a process for producing flexible polyurethane foams, in particular molded flexible polyurethane foams, by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups, wherein at least one polyether alcohol bi) which has been prepared by means of a DMC catalyst and has a hydroxyl number in the range from 15 to 35 mg KOH/g, and ethylene oxide content in the range from 5 to 18% by weight, based on the total weight of the polyether alcohol and an end block of ethylene oxide and propylene oxide having an ethylene oxide content of from 25 to 75% by weight, based on the amount of alkylene oxide in the end block, is used as compound b) having at least two hydrogen atoms which are reactive toward isocyanate groups.

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