Polyamides
    4.
    发明授权
    Polyamides 有权
    聚酰胺

    公开(公告)号:US08268955B2

    公开(公告)日:2012-09-18

    申请号:US10531225

    申请日:2003-10-28

    IPC分类号: C08G69/08

    CPC分类号: C08G69/02 C08G69/48

    摘要: Polyamide containing a compound which bears at least one hydroxy group and has chemical bonding by way of an amide group to the end of the polymer chain, process for preparing this polyamide, and also fibers, films, and moldings, comprising at least one such polyamide.

    摘要翻译: 含有至少一个羟基并通过酰胺基化学键合到聚合物链末端的化合物的聚酰胺,以及制备该聚酰胺的方法,以及包含至少一种这样的聚酰胺的纤维,膜和模制品 。

    Inherently crosslinkable polyamides
    7.
    发明授权
    Inherently crosslinkable polyamides 有权
    固有可交联的聚酰胺

    公开(公告)号:US07285601B2

    公开(公告)日:2007-10-23

    申请号:US10511107

    申请日:2003-04-14

    IPC分类号: C08L77/00 C08F283/04

    摘要: A polyamide which contains a monoolefinically unsaturated compound chemically bonded at the end of the polymer chain, a process for preparing this polyamide, a polyamide obtainable by crosslinking this polyamide, and also fibers, films, and moldings, comprising at least one such polyamide.

    摘要翻译: 包含在聚合物链末端化学结合的单烯属不饱和化合物的聚酰胺,制备该聚酰胺的方法,通过交联该聚酰胺获得的聚酰胺,以及包含至少一种这样的聚酰胺的纤维,膜和模制品。

    Polyamides
    8.
    发明申请
    Polyamides 有权
    聚酰胺

    公开(公告)号:US20060063907A1

    公开(公告)日:2006-03-23

    申请号:US10531225

    申请日:2003-10-28

    IPC分类号: C08G69/08

    CPC分类号: C08G69/02 C08G69/48

    摘要: Polyamide containing a compound which bears at least one hydroxy group and has chemical bonding by way of an amide group to the end of the polymer chain, process for preparing this polyamide, and also fibers, films, and moldings, comprising at least one such polyamide.

    摘要翻译: 含有至少一个羟基并通过酰胺基化学键合到聚合物链末端的化合物的聚酰胺,以及制备该聚酰胺的方法,以及包含至少一种这样的聚酰胺的纤维,膜和模制品 。

    Polyamide
    9.
    发明授权
    Polyamide 有权
    聚酰胺

    公开(公告)号:US06958381B2

    公开(公告)日:2005-10-25

    申请号:US10416466

    申请日:2001-11-22

    CPC分类号: C08G69/16 C08G69/04 C08G69/28

    摘要: A process for preparing polyamides comprises polymerizing starting monomers in the presence of from 2.3 to 10 mmol, based on 1 mol of carboxamide group of the polyamide, of a chain regulator containing a nitrile group and a functional group capable of forming a carboxamide group.

    摘要翻译: 制备聚酰胺的方法包括在2.3至10mmol存在下,基于1摩尔聚酰胺的羧酰胺基,含有腈基和能够形成羧酰胺基的官能团的链调节剂聚合起始单体。

    Continuous method for producing polyamides from aminonitriles
    10.
    发明授权
    Continuous method for producing polyamides from aminonitriles 失效
    从氨腈生产聚酰胺的连续方法

    公开(公告)号:US06815527B2

    公开(公告)日:2004-11-09

    申请号:US10332579

    申请日:2003-01-10

    IPC分类号: C08G6904

    CPC分类号: C08G69/04 C08G69/08 C08G69/16

    摘要: The continuous process for preparing a polyamide by reacting at least one aminonitrile with water comprises: (1) reacting at least one aminonitrile with water in the presence of an organic liquid diluent at from 90 to 400° C. and from 0.1 to 35×106 Pa in a flow tube containing a Brönsted acid catalyst selected from a beta-zeolite catalyst, a sheet-silicate catalyst or a titanium dioxide catalyst comprising from 70 to 100% by weight of anatase and from 0 to 30% by weight of rutile and in which up to 40% by weight of the titanium dioxide may be replaced by tungsten oxide, to obtain a reaction mixture, (2) further reacting the reaction mixture at from 150 to 400° C. and a pressure which is lower than the pressure in stage 1 in the presence of a Brönsted acid catalyst selected from a beta-zeolite catalyst, a sheet-silicate catalyst or a titanium dioxide catalyst comprising from 70 to 100% by weight of anatase and from 0 to 30% by weight of rutile and in which up to 40% by weight of the titanium dioxide may be replaced by tungsten oxide, the temperature and pressure being selected so as to obtain a first gas phase and a first liquid phase or a first solid phase or a mixture of first solid and first liquid phases and so that the first gas phase is separated from the first liquid phase or first solid phase or from the mixture of first liquid and first solid phases, and (3) admixing the first liquid or the first solid phase or the mixture of first liquid and first solid phases with a gaseous or liquid phase comprising water at from 150 to 370° C. and from 0.1 to 30×106 Pa, to obtain a product mixture.

    摘要翻译: 通过使至少一种氨基腈与水反应制备聚酰胺的连续方法包括:(1)在有机液体稀释剂存在下,在90至400℃和0.1至35×10 6时使至少一种氨基腈与水反应 在含有选自β-沸石催化剂,片状硅酸盐催化剂或二氧化钛催化剂的布朗斯台德酸催化剂的流动管中包含70至100重量%的锐钛矿和0至30重量%的金红石和 其中高达40重量%的二氧化钛可以被氧化钨代替,以获得反应混合物,(2)使反应混合物在150-400℃下进一步反应,并且压力低于压力 在选自β-沸石催化剂,片状硅酸盐催化剂或二氧化钛催化剂的布朗斯台德酸催化剂存在下,其包含70至100重量%的锐钛矿和0至30重量%的金红石,以及 其中高达40%的重量 二氧化钛可以被氧化钨代替,选择温度和压力以获得第一气相和第一液相或第一固相或第一固相和第一液相的混合物,使得第一气相 与第一液相或第一固相或第一液相和第一固相的混合物分离,和(3)将第一液体或第一固相或第一液相和第一固相的混合物与气体或 液相,其包含150至370℃和0.1至30×10 6 Pa的水,以获得产物混合物。