Polyamide thermoplastic compositions with improved impact strength properties
    1.
    发明授权
    Polyamide thermoplastic compositions with improved impact strength properties 有权
    具有改善冲击强度性能的聚酰胺热塑性组合物

    公开(公告)号:US07151136B2

    公开(公告)日:2006-12-19

    申请号:US10240560

    申请日:2001-04-03

    IPC分类号: C08L77/00 C08L77/02 C08L77/06

    摘要: The invention relates to a polyamide-based thermoplastic composition comprising, by weight: 50 to 98 parts of a polyamide (A1) nondiamine; 0.2 to 40 parts, preferably 0.2 to 9 parts, of a polyamide (A2) diamine, said polyamide (A2) being different from the polyamide (A1) and the ratio by mass (A2)/(A1) being less than 1; 1 to 60 parts, preferably 1 to 30 parts, of a reactive impact modifier (B) or of a blend of modifiers comprising at least one reactive impact modifier (B) or of a blend (B′) comprising at least one impact modifier and at least one reactive modifier. It also relates to an impact modifier composition and to the process for the preparation of a thermoplastic composition according to the invention using such an impact modifier composition.

    摘要翻译: 本发明涉及一种聚酰胺类热塑性组合物,其包含:50〜98重量份的聚酰胺(A1)壬二胺; 聚酰胺(A2)不同于聚酰胺(A1)和质量比(A2)/(A1)小于1的聚酰胺(A2)二胺的0.2〜40份,优选为0.2〜9份; 1至60份,优选1至30份的反应性抗冲改性剂(B)或包含至少一种反应性抗冲改性剂(B)或包含至少一种抗冲改性剂的共混物(B')的改性剂的共混物,或 至少一种反应性改性剂。 它还涉及抗冲改性剂组合物和使用这种抗冲改性剂组合物制备本发明的热塑性组合物的方法。

    Thermoplastic resins modified by copolymers based on heavy acrylates
    2.
    发明授权
    Thermoplastic resins modified by copolymers based on heavy acrylates 失效
    基于重质丙烯酸酯的共聚物改性的热塑性树脂

    公开(公告)号:US06759480B1

    公开(公告)日:2004-07-06

    申请号:US09670121

    申请日:2000-09-26

    IPC分类号: C08L2904

    摘要: The invention relates to thermoplastic compositions comprising: −40 to 97 parts of a thermoplastic polymer (M) forming a matrix, chosen from polyamides, polyamide block copolymers, fluoro polymers, polycarbonate, styrene resins, PMMA, thermoplastic polyurethanes (TPU), copolymers containing polyester blocks and polyether blocks, polycarbonate-polyester alloys, polyketones, PVC and ethylene-vinyl alcohol copolymers (EVOH), −60 to 3 parts of (B) comprising: either an ethylene-alkyl (meth)acrylate copolymer (B1), the alkyl having at least 5 carbon atoms, which copolymer (B1) carries a functional group or a blend of an ethylene-alkyl (meth)acrylate copolymer (B2), the alkyl having at least 5 carbon atoms, which copolymer (B2) does not carry a functional group, and of an impact modifier which carries a functional group.

    摘要翻译: 本发明涉及热塑性组合物,其包含:-40至97份形成基质的热塑性聚合物(M),其选自聚酰胺,聚酰胺嵌段共聚物,氟聚合物,聚碳酸酯,苯乙烯树脂,PMMA,热塑性聚氨酯(TPU),含有 聚酯嵌段和聚醚嵌段,聚碳酸酯 - 聚酯合金,聚酮,PVC和乙烯 - 乙烯醇共聚物(EVOH), - 60〜3份(B),包括:乙烯 - (甲基)丙烯酸烷基酯共聚物(B1) 具有至少5个碳原子的烷基,该共聚物(B1)携带官能团或乙烯 - (甲基)丙烯酸烷基酯共聚物(B2),该共聚物(B2)不携带的具有至少5个碳原子的烷基的共混物 官能团和带有官能团的抗冲改性剂。

    Flexible translucent polyamide composition
    3.
    发明授权
    Flexible translucent polyamide composition 失效
    柔性半透明聚酰胺组合物

    公开(公告)号:US5674579A

    公开(公告)日:1997-10-07

    申请号:US560183

    申请日:1995-11-20

    摘要: The invention relates to a translucent and flexible polyamide-based composition, which is easy to process, in particular by extrusion, comprising: (A) from 50 weight-% to 95 weight-% 1) of at least one polyamide resin (I), 2) of various additives (IV) such as stabilizers, mould-release agents, lubricants, crystallization accelerators, pigments, organic and/or inorganic fillers or dyes, or antioxidizing agents, 3) optionally of at least one plasticizing agent (V), and (B) from 5 weight-% to 50 weight-%: (a) of at least one ethylene-alkyl (meth)acrylate-unsaturated dicarboxylic acid anhydride terpolymer (II), (b) of at least one ethylene-alkyl (meth)acrylate copolymer (III) with 1/30.ltoreq.(b)/(a).ltoreq.2. In accordance with the present invention, the flexural modulus of the composition, measured according to ISO standard 178, is less than or equal to 2/3 of the flexural modulus of the PA resin (I) alone and is strictly less than 750 MPa. This composition has good extrudability and can be used to make many articles, in particular pipes.

    摘要翻译: 本发明涉及一种半透明和柔性的聚酰胺基组合物,其易于加工,特别是通过挤出,其包含:(A)50重量%至95重量%的1)至少一种聚酰胺树脂(I) ,2)各种添加剂(IV)如稳定剂,脱模剂,润滑剂,结晶促进剂,颜料,有机和/或无机填料或染料或抗氧化剂,3)任选的至少一种增塑剂(V) ,和(B)5重量%至50重量%:(a)至少一种乙烯 - (甲基)丙烯酸烷基酯 - 不饱和二羧酸酐三元共聚物(II),(b)至少一种乙烯 - 烷基 (甲基)丙烯酸酯共聚物(III),+ E,fra 1/30 + EE(b)/(a) 根据本发明,根据ISO标准178测量的组合物的挠曲模量小于或等于单独的PA树脂(I)的弯曲模量的+ E,fra 2/3 + EE,并且是 严格小于750MPa。 该组合物具有良好的挤出性,可用于制造许多制品,特别是管道。

    Impact-resistant composition based on a polyamide resin and on a blend of at least one graft copolymer with polyamide blocks and a low-density ethylene polymer
    4.
    发明授权
    Impact-resistant composition based on a polyamide resin and on a blend of at least one graft copolymer with polyamide blocks and a low-density ethylene polymer 有权
    基于聚酰胺树脂和至少一种接枝共聚物与聚酰胺嵌段和低密度乙烯聚合物的共混物的抗冲击组合物

    公开(公告)号:US08410216B2

    公开(公告)日:2013-04-02

    申请号:US12445082

    申请日:2007-10-11

    IPC分类号: C08L77/02 C08L77/06

    摘要: The invention relates to a composition based on an impact-resistant thermoplastic polyamide resin, comprising, as a blend—from 60 to 98 wt % of polyamide resin (A) and—from 2 to 40 wt % of a blend of at least one graft copolymer with polyamide blocks (B) composed of a polyolefin backbone and at least one polyamide graft in which the grafts are attached to the backbone by the residues of an unsaturated monomer (X) having a functional group capable of reacting with an amine-terminated polyamide, the residues of the unsaturated monomer (X) being attached to the backbone by grafting or copolymerization via its double bond, and of a non-reactive ethylenic polymer (C) that is miscible with (B) and has a density of below 0.960 g/cm3.

    摘要翻译: 本发明涉及一种基于抗冲击热塑性聚酰胺树脂的组合物,其包含作为共混物的聚合树脂(A)的60至98重量%和至少一种接枝物的共混物的2-40重量% 与由聚烯烃主链和至少一个聚酰胺接枝物组成的聚酰胺嵌段(B)的共聚物,其中接枝物通过具有能与胺封端的聚酰胺反应的官能团的不饱和单体(X)的残基连接到主链上 ,不饱和单体(X)的残基通过其双键接枝或共聚连接到主链上,和与(B)可混溶并且密度低于0.960g的非反应性乙烯性聚合物(C) / cm3。

    IMPACT-RESISTANT COMPOSITION BASED ON A POLYAMIDE RESIN AND ON A BLEND OF AT LEAST ONE GRAFT COPOLYMER WITH POLYAMIDE BLOCKS AND A LOW-DENSITY ETHYLENE POLYMER
    5.
    发明申请
    IMPACT-RESISTANT COMPOSITION BASED ON A POLYAMIDE RESIN AND ON A BLEND OF AT LEAST ONE GRAFT COPOLYMER WITH POLYAMIDE BLOCKS AND A LOW-DENSITY ETHYLENE POLYMER 有权
    基于聚酰胺树脂和至少一种具有聚酰胺嵌段共聚物和低密度乙烯聚合物的混合物的抗冲击组合物

    公开(公告)号:US20100137516A1

    公开(公告)日:2010-06-03

    申请号:US12445082

    申请日:2007-10-11

    IPC分类号: C08L51/06 C08L77/00

    摘要: The invention relates to a composition based on an impact-resistant polyamide thermoplastic resin, comprising, as a blend: from 60 to 98% by weight of polyamide resin (A) and from 2 to 40% by weight of a blend of at least one polyamide-block graft copolymer (B) composed of a polyolefin backbone and of at least one polyamide graft in which the grafts are attached to the backbone by the residues of an unsaturated monomer (X) having a functional group capable of reacting with an amine-terminated polyamide, the residues of the unsaturated monomer (X) being attached to the backbone by grafting or copolymerization via its double bond, and of a non-reactive ethylenic polymer (C) that is miscible with (B) and has a density of less than 0.960 g/cm3. This composition has improved impact resistance properties and also satisfactory melt flow.The invention also relates to the method of obtaining said composition and also to its use for manufacturing products or parts obtained by injection moulding or extrusion.

    摘要翻译: 本发明涉及一种基于耐冲击聚酰胺热塑性树脂的组合物,其包含作为共混物:60至98重量%的聚酰胺树脂(A)和2至40重量%的至少一种 由聚烯烃主链和至少一个聚酰胺接枝物构成的聚酰胺嵌段接枝共聚物(B),其中接枝物通过不饱和单体(X)的残基连接到主链上,所述不饱和单体(X)的残基可具有与胺 - 封端的聚酰胺,不饱和单体(X)的残基通过其双键接枝或共聚而连接到主链上,和与(B)可混溶的非反应性乙烯性聚合物(C)并且具有较小的密度 大于0.960g / cm 3。 该组合物具有改善的耐冲击性能和令人满意的熔体流动性。 本发明还涉及获得所述组合物的方法,以及其用于制造通过注射成型或挤出获得的产品或部件的用途。

    Method for manufacturing a polyester composition having improved impact properties
    6.
    发明授权
    Method for manufacturing a polyester composition having improved impact properties 失效
    具有改善冲击性能的聚酯组合物的制造方法

    公开(公告)号:US08653192B2

    公开(公告)日:2014-02-18

    申请号:US13383533

    申请日:2010-07-13

    摘要: A method for manufacturing a thermoplastic composition including: a polyester resin (c); a mixture including a copolymer (a) of an α-olefin and of a monomer having an ethylenic unsaturation and an epoxy function, as well as a core-shell compound (b); characterized in that said method includes a first step of manufacture the mixture of (a) and (b) by extrusion at a temperature at which the copolymer (a) is in the molten state and at a maximum temperature of 60 to 180° C.; a second step of manufacturing the thermoplastic composition by extrusion or by mixing the polyester resin (c) with the mixture of (a) and (b) produced in the first step.

    摘要翻译: 一种热塑性组合物的制造方法,其特征在于,包括:聚酯树脂(c) 包含α-烯烃的共聚物(a)和具有烯属不饱和度和环氧官能团的单体以及核 - 壳化合物(b)的混合物; 其特征在于所述方法包括通过在共聚物(a)处于熔融状态和最高温度为60至180℃的温度下挤出制备(a)和(b)的混合物的第一步骤。 ; 通过挤出或通过将聚酯树脂(c)与在第一步骤中制备的(a)和(b)的混合物混合来制造热塑性组合物的第二步骤。

    Thermoplastic polyester compositions having improved impact properties
    7.
    发明授权
    Thermoplastic polyester compositions having improved impact properties 失效
    热塑性聚酯组合物具有改进的冲击性能

    公开(公告)号:US06809151B1

    公开(公告)日:2004-10-26

    申请号:US09718426

    申请日:2000-11-24

    IPC分类号: C08G6348

    CPC分类号: C08L67/02 C08L2666/02

    摘要: The present invention relates to the thermoplastic polyesters, which comprise, by weight (i) a thermoplastic polyester; (ii) an impact modifier comprising: (a) a core-shelf copolymer (A); (b) an ethylene copolymer (B) chosen from ethylene-unsaturated carboxylic acid anhydride copolymers (B1), ethylene-saturated epoxide copolymers (B2) and blends thereof; (iii) the (B)/(A) ratio being between 90/10 and 25/75 for proportions of impact modifier between 2 and 40% in 98 to 60% of polyester, respectively; (iv) the (B)/(A) ratio being between 25/75 and 10/90 for proportions of impact modifier between 18 and 40% in 82 to 60% of polyester, respectively. It is particularly useful for PET and PBT.

    摘要翻译: 本发明涉及热塑性聚酯,其包含(i)热塑性聚酯;(ii)抗冲改性剂,其包含:(a)核 - 架共聚物(A);(b)乙烯共聚物(B) 选自乙烯 - 不饱和羧酸酐共聚物(B1),乙烯 - 饱和环氧化物共聚物(B2)及其共混物;(iii)(B)/(A)的比例为90/10至25/75, 改性剂在98至60%的聚酯中分别为2至40%;(iv)(B)/(A)比为25/75至10/90,冲击改性剂的比例为82至82% 60%的聚酯。 它对PET和PBT特别有用。

    Thermoplastic resin composition and molded articles
    9.
    发明授权
    Thermoplastic resin composition and molded articles 失效
    热塑性树脂组合物和模塑制品

    公开(公告)号:US06576705B1

    公开(公告)日:2003-06-10

    申请号:US09117872

    申请日:1999-02-09

    IPC分类号: C08L6702

    摘要: The objective of the present invention lies in providing a resin composition which enables water vapor permeability to be controlled over a broad range while maintaining a high gas permeability, together with molded articles or packaging materials comprising said composition, in particular a packaging material for foodstuffs like fruit and vegetables. A thermoplastic resin composition which is characterized in that a polymer (A) containing polyether chains as structural units, polyethylene (B) of density as specified in JIS K6760 of less than 0.91 g/cm3 and a compatibilizing agent (C) are blended together in proportions by weight of A/B/C=99.5 to 0.5/0.5 to 99.5/0 to 30 (where A+B+C=100); and molded articles comprising said composition, in particular a packaging material for vegetables and fruit cultivation or foodstuffs storage.

    摘要翻译: 本发明的目的在于提供一种能够在保持高透气性的情况下在宽范围内控制水蒸气透过性的树脂组合物,以及包含所述组合物的成型制品或包装材料,特别是用于食品的包装材料 水果和蔬菜。 一种热塑性树脂组合物,其特征在于,含有作为结构单元的聚醚链的聚合物(A),JIS K6760规定的密度的聚乙烯(B)小于0.91g / cm 3,相容剂(C) A / B / C = 99.5〜0.5 / 0.5〜99.5 / 0〜30(A + B + C = 100)的重量比。 以及包含所述组合物的模塑制品,特别是用于蔬菜和水果栽培或食品储存的包装材料。

    Impact-resistant injected polyamide components
    10.
    发明授权
    Impact-resistant injected polyamide components 失效
    抗冲击注射聚酰胺组分

    公开(公告)号:US6077905A

    公开(公告)日:2000-06-20

    申请号:US843590

    申请日:1997-04-16

    CPC分类号: C08L77/00 C08L77/02 C08L77/06

    摘要: The invention relates to injected components based on polyamide resin (A) and on at least one copolymer (B) of ethylene and of an unsaturated epoxide, the copolymer (B) being obtained by copolymerization or by grafting the epoxide. The copolymer (B) is advantageously an ethylene/alkyl (meth)acrylate/glycidyl (meth)acrylate copolymer. The melt flow index of the compositions containing (A) and (B) is greater than the ratio of the melt flow index of (A) over 0.175 times the weight percentage of (B).

    摘要翻译: 本发明涉及基于聚酰胺树脂(A)和至少一种乙烯和不饱和环氧化物的共聚物(B)的注入组分,所述共聚物(B)通过共聚或通过接枝环氧化物获得。 共聚物(B)有利地是乙烯/(甲基)丙烯酸烷基酯/(甲基)丙烯酸缩水甘油酯共聚物。 含有(A)和(B)的组合物的熔体流动指数大于(A)的熔体流动指数超过(B)重量百分比的0.175倍的比率。