Polyamide composition
    1.
    发明申请
    Polyamide composition 有权
    聚酰胺组合物

    公开(公告)号:US20160289448A1

    公开(公告)日:2016-10-06

    申请号:US15036724

    申请日:2014-11-07

    Abstract: The invention pertains to A polyannide composition [composition (C)] comprising: —from 20 to 95% wt of at least one polyamide [polyamide (A)]; —from 1 to 30% wt of at least one branched polyamide different from polyamide (A), said branched polyamide comprising recurring units derived from polycondensation of a mixture [mixture (B)] comprising: —at least one polyamine monomer comprising at least three amine functional groups selected from the group consisting of secondary amine group of formula —NH— and primary amine group of formula -MH2 [monomer (FN)], and —ε-caprolactam (or derivates thereof); said branched polyamide possessing a concentration of amine end groups (AEG) and a concentration of carboxylic end groups (CEG) such that the difference AEG−CEG is of at least 100 meq/kg [polyamide (B)]; and —from 0.01 to 3.5% wt of at least one thermal stabilizer [stabilizer (S)], —optionally, from 0 to 60% wt of at least one filler [filler (F)]; —optionally, from 0 to 20% wt of at least one impact modifying rubber [rubber (I)]; —optionally, from 0 to 20% wt of other conventional additives, with above % wt being referred to the total weight of composition (C).

    Abstract translation: 本发明涉及聚酰胺组合物[组合物(C)],其包含: - 20至95重量%的至少一种聚酰胺[聚酰胺(A)]; - 1至30重量%的至少一种不同于聚酰胺(A)的支化聚酰胺,所述支链聚酰胺包含衍生自混合物[混合物(B)]缩聚的重复单元,其包含: - 至少一种多胺单体,其包含至少三个 选自式-NH-的仲胺基团和式-MH2 [单体(FN)]的伯胺基的ε-官能团和-ε-己内酰胺(或其衍生物); 所述支化聚酰胺具有胺端基浓度(AEG)和羧酸端基浓度(CEG),使得AEG-CEG的差异至少为100meq / kg [聚酰胺(B)]; 和至少一种热稳定剂(稳定剂(S))的0.01至3.5重量%, - 至少一种填料[填料(F)] 0至60重量%。 - 选自0至20重量%的至少一种抗冲击改性橡胶[橡胶(I)]; - 0〜20%wt的其他常规添加剂,其中%wt以组合物(C)的总重量计。

    POLYAMIDE MIXTURE HAVING IMPROVED FLUIDITY
    2.
    发明申请

    公开(公告)号:US20170342268A1

    公开(公告)日:2017-11-30

    申请号:US15535536

    申请日:2015-12-21

    Abstract: The invention relates to a thermoplastic composition having improved fluidity in the molten state, comprising at least: (a) a polyamide that has a melt viscosity greater than or equal to 50 Pa·s, and (b) a non-evolutive polyamide having a melt viscosity lower than the melt viscosity of said polyamide (a), above 0.8 Pa·s, and having a number-average molecular weight Mn lower than that of said polyamide (a), said composition having a melt viscosity that is stabilized at a value below the melt viscosity of said polyamide (a), said polyamide (b) having: a concentration of amine end groups (AEG) and/or of carboxyl end groups (CEG) less than or equal to 20 meq/kg, or a concentration of amine end groups (AEG) greater than or equal to 25 meq/kg; a concentration of acid end groups (CEG) greater than or equal to 25 meq/kg; and a concentration of blocked end groups (BEG) greater than or equal to 25 meq/kg.

    Polyamide composition
    6.
    发明申请
    Polyamide composition 有权
    聚酰胺组合物

    公开(公告)号:US20160177094A1

    公开(公告)日:2016-06-23

    申请号:US14906325

    申请日:2014-07-22

    Abstract: The invention pertains to a filled polyamide composition [composition (C)] comprising:—from 35 to 80% wt of at least one polyhydric alcohol-modified polyamide, comprising an amount of polyhydric alcohol (PHA, herein after) residues chemically bonded at least to a part of the polyamide [polyamide (A)] of at least 0.1% wt (based on the total weight of polyamide (A));—from 10 to 65% wt of at least one filler [filler (F)];—from 1 to 10% wt of at least one impact modifying rubber [rubber (I)]; and—from 0.01 to 3% wt of at least one copper-containing stabilizer, with above % wt being referred to the total weight of composition (C).

    Abstract translation: 本发明涉及填充聚酰胺组合物[组合物(C)],其包含: - 35至80重量%的至少一种多元醇改性的聚酰胺,其包含一定量的多元醇(PHA,本文后)至少化学键合的残基 到聚酰胺[聚酰胺(A)]的至少0.1重量%(基于聚酰胺(A)的总重量))的一部分; - 10至65重量%的至少一种填料[填料(F)]; 至少一种抗冲击改性橡胶(橡胶(I))为1〜10%wt。 和至少一种含铜稳定剂的0.01至3重量%,其中wt%以组合物(C)的总重量计。

    Polyamide composition
    8.
    发明申请
    Polyamide composition 有权
    聚酰胺组合物

    公开(公告)号:US20160168380A1

    公开(公告)日:2016-06-16

    申请号:US14906321

    申请日:2014-07-22

    Abstract: The invention pertains to filled polyamide compositions [composition (C)] comprising: —at least one polyhydric alcohol-modified polyamide, comprising an amount of polyhydric alcohol (PHA, herein after) residues chemically bonded at least to a part of the polyamide [polyamide (A)] of at least 0.1% wt (based on the total weight of polyamide (A)); —at least one filler [filler (F)]; and —at least one polyamide, different from polyamide (A), more than 50% moles of recurring units thereof being of formula —HN—(CH2)5—CO— [polyamide (PA6)], in an amount of 5 to 50% wt, based on the combined weight of polyamide (A) and polyamide (PA6).

    Abstract translation: 本发明涉及填充的聚酰胺组合物[组合物(C)],其包含: - 至少一种多元醇改性的聚酰胺,其包含一定量的多元醇(PHA,本文后)残留物至少部分化学键合至聚酰胺[聚酰胺 (A)]为至少0.1重量%(基于聚酰胺(A)的总重量)); - 至少一种填料[填料(F)]; 和至少一种不同于聚酰胺(A)的聚酰胺,其多于50%摩尔的重复单元为式-HN-(CH2)5-CO- [聚酰胺(PA6)],其量为5至50 (wt%),基于聚酰胺(A)和聚酰胺(PA6)的组合重量。

    POLYAMIDES COMPRISING ME-BHT, COMPOSITIONS COMPRISING SUCH A POLYAMIDE, SHAPED ARTICLES COMPRISING SUCH A POLYAMIDE OR SUCH A COMPOSITION
    10.
    发明申请
    POLYAMIDES COMPRISING ME-BHT, COMPOSITIONS COMPRISING SUCH A POLYAMIDE, SHAPED ARTICLES COMPRISING SUCH A POLYAMIDE OR SUCH A COMPOSITION 审中-公开
    包含ME-BHT的聚酰胺,包含这种聚酰胺的组合物,包含这种聚酰胺或其组合物的成型制品

    公开(公告)号:US20160108174A1

    公开(公告)日:2016-04-21

    申请号:US14894845

    申请日:2014-05-23

    Abstract: The invention concerns a polymer, chosen from polyamide, polyimide and polyamideimide, obtained through polymerisation of at least one or several alkyl-BHT diamine chosen from methyl-bis hexamethylene triamine, ethyl-bis hexamethylene triamine, n-propyl-bis hexamethylene triamine and/or i-propyl-bis hexamethylene triamine, and one or several polycarboxylic acid, chosen from aliphatic polycarboxylic acids, aryl polycarboxylic acids, alkylaryl polycarboxylic acids and arylalkyi polycarboxylic acids, said polymer comprising a minimum amount of alkyl-BHT diamine of 1 mol % relative to the total mole amount of diamine monomers comprised in the polymer, a composition comprising such a polyamide, a shaped article comprising such a composition or such a polyamide, a powder comprising particles comprising such a polyamide and a method of obtaining a shaped article comprising such a polyamide.

    Abstract translation: 本发明涉及通过聚合至少一种或多种选自甲基 - 双六亚甲基三胺,乙基 - 双六亚甲基三胺,正丙基 - 双六亚甲基三胺和/或其混合物的至少一种或几种烷基-BHT二胺获得的聚酰胺,聚酰亚胺和聚酰胺酰亚胺, 或异丙基双六亚甲基三胺,以及选自脂肪族多元羧酸,芳基多元羧酸,烷基芳基多元羧酸和芳基烷基多元羧酸的一种或数种多元羧酸,所述聚合物包含最少量的1摩尔%相对的烷基-BHT二胺 相对于包含在聚合物中的二胺单体的总摩尔量,包含这种聚酰胺的组合物,包含这种组合物的成型制品或这种聚酰胺,包含这种聚酰胺的颗粒的粉末,以及获得包含这种聚酰胺的成型制品的方法 聚酰胺。

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