Process for Preparation of High-Molecular-Weight Polyamides
    1.
    发明申请
    Process for Preparation of High-Molecular-Weight Polyamides 审中-公开
    高分子量聚酰胺的制备方法

    公开(公告)号:US20080312353A1

    公开(公告)日:2008-12-18

    申请号:US11659285

    申请日:2005-07-30

    IPC分类号: C08G18/60

    CPC分类号: C08G69/48

    摘要: Process for preparation of high-molecular-weight polyamides, which comprises reacting a polyamide A) at a temperature of from 150 to 350° C. with a compound B) which at this reaction temperature liberates isocyanic acid, where the concentration of the amino end groups in the polyamide A) used is greater than or equal to the concentration of the carboxy end groups.

    摘要翻译: 制备高分子量聚酰胺的方法,其包括在150-350℃的温度下使聚酰胺A)与化合物B)反应,该化合物B)在该反应温度下释放异氰酸,其中氨基末端的浓度 使用的聚酰胺A中的基团大于或等于羧基端基的浓度。

    PROCESS FOR PREPARATION OF HIGH-MOLECULAR-WEIGHT POLYAMIDES
    2.
    发明申请
    PROCESS FOR PREPARATION OF HIGH-MOLECULAR-WEIGHT POLYAMIDES 审中-公开
    制备高分子量聚酰胺的方法

    公开(公告)号:US20100152313A1

    公开(公告)日:2010-06-17

    申请号:US12711313

    申请日:2010-02-24

    IPC分类号: C08G69/28 C08G69/48

    CPC分类号: C08G69/48

    摘要: Process for preparation of high-molecular-weight polyamides, which comprises reacting a polyamide A) at a temperature of from 150 to 350° C. with a compound B) which at this reaction temperature liberates isocyanic acid, where the concentration of the amino end groups in the polyamide A) used is greater than or equal to the concentration of the carboxy end groups.

    摘要翻译: 制备高分子量聚酰胺的方法,其包括在150-350℃的温度下使聚酰胺A)与化合物B)反应,该化合物B)在该反应温度下释放异氰酸,其中氨基末端的浓度 使用的聚酰胺A中的基团大于或等于羧基端基的浓度。

    Thermoplastic polyamides having polyether amines
    4.
    发明授权
    Thermoplastic polyamides having polyether amines 有权
    具有聚醚胺的热塑性聚酰胺

    公开(公告)号:US08481652B2

    公开(公告)日:2013-07-09

    申请号:US12809478

    申请日:2008-12-15

    IPC分类号: C08L77/00

    摘要: Thermoplastic molding compositions comprising A) from 10 to 99% by weight of at least one thermoplastic polyamide, B) from 0.01 to 30% by weight of at least one highly branched or hyperbranched polyetheramine, C) from 0 to 70% by weight of further added materials, where the total of the percentages by weight of components A) to C) is 100%; the use of polyetheramines for improving the flowability and/or thermal stability of polyamides; and to the use of the molding compositions for the production of fibers, of foils, or of moldings of any type, and also to the resultant fibers, foils, or moldings.

    摘要翻译: 热塑性模塑组合物,其包含A)10至99重量%的至少一种热塑性聚酰胺,B)0.01至30重量%的至少一种高度支化或超支化的聚醚胺,C)0-70重量% 组分A)至C)的重量百分比的总和为100%; 使用聚醚胺改善聚酰胺的流动性和/或热稳定性; 以及用于生产纤维,箔或任何类型的模制品的成型组合物的用途,以及所得纤维,箔或模制品的使用。

    FREE-FLOWING POLYOXYMETHYLENES
    5.
    发明申请
    FREE-FLOWING POLYOXYMETHYLENES 审中-公开
    自由流动的聚氧乙烯

    公开(公告)号:US20080045668A1

    公开(公告)日:2008-02-21

    申请号:US11577587

    申请日:2005-10-12

    IPC分类号: C08L61/02

    摘要: Thermoplastic molding compositions, comprising A) from 10 to 98% by weight of at least one polyoxymethylene homo- or copolymer, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, Part 2), or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these, C) from 0 to 60% by weight of other additives, where the total of the percentages by weight of components A) to C) is 100%.

    摘要翻译: 热塑性模塑组合物,其包含A)10至98重量%的至少一种聚甲醛均聚物或共聚物,B)0.01至50重量%的B1)至少一种高度支化或超支化聚碳酸酯,其OH数为 1至600mg KOH / g聚碳酸酯(根据DIN 53240,第2部分)或B2)至少一种高度支化或超支化的A x B B y y y型聚酯, 其中x为至少1.1,y为至少2.1,或其混合物,C)0至60重量%的其它添加剂,其中组分A)至C)的重量百分比的总和为100重量% 。

    THERMOPLASTIC POLYAMIDES HAVING POLYETHER AMINES
    8.
    发明申请
    THERMOPLASTIC POLYAMIDES HAVING POLYETHER AMINES 有权
    具有聚氨酯的热塑性聚氨酯

    公开(公告)号:US20110009566A1

    公开(公告)日:2011-01-13

    申请号:US12809478

    申请日:2008-12-15

    IPC分类号: C08L77/00

    摘要: Thermoplastic molding compositions comprising A) from 10 to 99% by weight of at least one thermoplastic polyamide, B) from 0.01 to 30% by weight of at least one highly branched or hyperbranched polyetheramine, C) from 0 to 70% by weight of further added materials, where the total of the percentages by weight of components A) to C) is 100%; the use of polyetheramines for improving the flowability and/or thermal stability of polyamides; and to the use of the molding compositions for the production of fibers, of foils, or of moldings of any type, and also to the resultant fibers, foils, or moldings.

    摘要翻译: 热塑性模塑组合物,其包含A)10至99重量%的至少一种热塑性聚酰胺,B)0.01至30重量%的至少一种高度支化或超支化的聚醚胺,C)0-70重量% 组分A)至C)的重量百分比的总和为100%; 使用聚醚胺改善聚酰胺的流动性和/或热稳定性; 以及用于生产纤维,箔或任何类型的模制品的成型组合物的用途,以及所得纤维,箔或模制品的使用。