Polyurethane polymer
    11.
    发明授权
    Polyurethane polymer 失效
    聚氨酯聚合物

    公开(公告)号:US06992138B2

    公开(公告)日:2006-01-31

    申请号:US10478315

    申请日:2002-05-14

    IPC分类号: C08G18/62 C08F2/38 C08L74/04

    摘要: Provided is a polyurethane polymer which is excellent in oil resistance, weatherability, light resistance, heat resistance, hot water resistance, hydrolysis resistance, strength, chlorine resistance, and chemical resistance, and which can be produced simply and economically. The polyurethane polymer is produced by polymerizing at least two components: a vinyl polymer (A) having a mercapto group at each end of the molecular chain produced by a reversible addition-fragmentation chain transfer polymerization method, and an organic polyisocyanate (B). Also provided are polyurethane-based materials containing the polyurethane polymer, and polyurethane elastic fiber.

    摘要翻译: 本发明提供耐油性,耐气候性,耐光性,耐热性,耐热水性,耐水解性,强度,耐氯性和耐化学性优异的聚氨酯聚合物,其可以简单且经济地制造。 通过聚合至少两种组分来制备聚氨酯聚合物:通过可逆加成 - 断裂链转移聚合方法制备的在分子链的每个末端具有巯基的乙烯基聚合物(A)和有机多异氰酸酯(B)。 还提供了含有聚氨酯聚合物的聚氨酯基材料和聚氨酯弹性纤维。

    Block copolymer
    12.
    发明申请
    Block copolymer 失效
    嵌段共聚物

    公开(公告)号:US20050272865A1

    公开(公告)日:2005-12-08

    申请号:US11203608

    申请日:2005-08-11

    IPC分类号: C08F293/00 C08L51/04

    摘要: The present invention relates to a block copolymer (A) including a (meth)acrylic polymer block (a) and an acrylic polymer block (b). The (meth)acrylic polymer block (a) is preferably copolymerized with a monomer having a functional group having high cohesive force, such as a carboxyl group, so that the 5%-weight-loss temperature is 300° C. or more or the tensile strength is 3 MPa or more, and the hardness measured by a type A durometer according to JIS K6253 is 50 or less, and a compression set measured after 22 hours at 70° C. is 45% or less. The block copolymer (A) exhibits excellent thermal decomposition resistance and low compression set at high temperatures. The block copolymer (A) can be used as a soft material for automobile, and has low hardness, high adhesion, high oil resistance, high weather resistance, high heat resistance, high recycling property, high tensile properties, and high wax remover resistance.

    摘要翻译: 本发明涉及包含(甲基)丙烯酸聚合物嵌段(a)和丙烯酸类聚合物嵌段(b)的嵌段共聚物(A)。 (甲基)丙烯酸系聚合物嵌段(a)优选与具有高凝聚力的官能团的单体如羧基共聚,使得5%重量损失温度为300℃以上或 拉伸强度为3MPa以上,通过根据JIS K6253的A型硬度计测定的硬度为50以下,在70℃下22小时后测定的压缩永久变形量为45%以下。 嵌段共聚物(A)在高温下表现出优异的耐热分解性和低压缩永久变形。 嵌段共聚物(A)可以用作汽车的软质材料,硬度低,附着力高,耐油性高,耐候性高,耐热性高,回收性能好,拉伸性能好,脱蜡性高。

    Process for the preparation of siloxane copolymers and resin compositions containing the siloxane copolymers prepared by the process
    14.
    发明授权
    Process for the preparation of siloxane copolymers and resin compositions containing the siloxane copolymers prepared by the process 失效
    制备含有通过该方法制备的硅氧烷共聚物的硅氧烷共聚物和树脂组合物的方法

    公开(公告)号:US06407193B1

    公开(公告)日:2002-06-18

    申请号:US09051732

    申请日:1998-07-30

    IPC分类号: C08G7708

    摘要: This invention relates to a process of producing a siloxane copolymer comprising the step of reacting at least one diol, at least one dicarbonate and at least one silicon compound as copolymerization components in the presence of an esterification or transesterification catalyst, wherein the silicon compound is represented by the general formulas (I) and (II): wherein R1, R2, R3 and R4 are each independently a hydrogen atom or a substituted or non-substituted organic group; X and Y are each independently a hydrogen atom or a substituted or non-substituted organic group; a represents an integer of 0 to 5,000; and b represents an integer of 3 to 20.

    摘要翻译: 本发明涉及一种生产硅氧烷共聚物的方法,其包括在酯化或酯交换催化剂存在下使至少一种二醇,至少一种二碳酸酯和至少一种硅化合物作为共聚成分的反应步骤,其中硅化合物被表示 由通式(I)和(II)表示:其中R 1,R 2,R 3和R 4各自独立地为氢原子或取代或未取代的有机基团; X和Y各自独立地为氢原子或取代或未取代的有机基团; a表示0〜5,000的整数, b表示3〜20的整数。

    Random siloxane copolymer, process for production thereof, and resin
composition containing the copolymer
    15.
    发明授权
    Random siloxane copolymer, process for production thereof, and resin composition containing the copolymer 失效
    无规硅氧烷共聚物,其制备方法和含有共聚物的树脂组合物

    公开(公告)号:US6103837A

    公开(公告)日:2000-08-15

    申请号:US973588

    申请日:1998-02-26

    摘要: The present invention relates to a siloxane random copolymer having a repeating unit represented by the following general formula (I) (II) and (III) at random and a resin composition containing the same. ##STR1## Further, the invention relates to a process of producing a siloxane copolymer comprising the step of reacting at least one polycarbonate and/or dicarbonate of diol and, if needed, at least one diester of dicarboxylic acid with at least one specified silicon compound in the presence of an esterifying or ester exchange catalyst.

    摘要翻译: PCT No.PCT / JP96 / 01503 Sec。 371日期1998年2月26日 102(e)1998年2月26日PCT PCT 1996年6月4日PCT公布。 WO96 / 39460 PCT公开号 日期:1996年12月12日本发明涉及具有以下通式(I)(II)和(III)表示的重复单元的无规硅氧烷无规共聚物和含有它们的树脂组合物。 此外,本发明涉及一种制备硅氧烷共聚物的方法,其包括使二醇的至少一种聚碳酸酯和/或二碳酸酯和(如果需要的话)至少一种二羧酸的二酯与至少一种特定的硅化合物在存在下反应的步骤 的酯化或酯交换催化剂。

    RESIN COMPOSITION
    16.
    发明申请
    RESIN COMPOSITION 审中-公开
    树脂组合物

    公开(公告)号:US20090227738A1

    公开(公告)日:2009-09-10

    申请号:US11915407

    申请日:2006-05-26

    IPC分类号: C08L39/04

    摘要: It is an object of the present invention to provide a resin composition whose birefringence has been controlled. The object can be attained by a resin composition composed essentially of a resin (A) containing glutarimide units and acrylic ester units and a resin (B) containing glutarimide units, acrylic ester units, and aromatic vinyl units. The resin composition of the present invention is easy to manufacture, inexpensive, excellent in terms of transparency and heat resistance, and easily controllable in terms of orientation birefringence. Further, the resin composition of the present invention can be developed to be applied to an optical molding product of which transparency and heat resistance are required.

    摘要翻译: 本发明的目的是提供一种其双折射已被控制的树脂组合物。 该目的可以通过基本上由含有戊二酰亚胺单元和丙烯酸酯单元的树脂(A)和含有戊二酰亚胺单元,丙烯酸酯单元和芳族乙烯基单元的树脂(B)组成的树脂组合物来实现。 本发明的树脂组合物易于制造,廉价,透明性和耐热性优异,并且在取向双折射方面容易控制。 此外,本发明的树脂组合物可以开发适用于需要透明性和耐热性的光学成型产品。

    Imide Resin, Production Method of Imide Resin, and Usage of Imide Resin
    17.
    发明申请
    Imide Resin, Production Method of Imide Resin, and Usage of Imide Resin 审中-公开
    酰亚胺树脂,酰亚胺树脂的制备方法和酰亚胺树脂的用途

    公开(公告)号:US20080318072A1

    公开(公告)日:2008-12-25

    申请号:US10581267

    申请日:2004-12-01

    IPC分类号: B32B15/08 C08F120/06 C08F8/32

    摘要: To realize an imide resin which is favorable in optical use.The imide resin according to the present invention includes: a repeating unit represented by General Formula (1); a repeating unit represented by General Formula (2); and a repeating unit represented by General Formula (3), wherein an orientation birefringence of the imide resin ranges from −0.1×10−3 to 0.1×10−3, where each of R1 and R2 independently represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, and R3 represents a hydrogen atom, an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, or an aryl group having 6 to 10 carbon atoms, where each of R4 and R5 independently represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, and R6 represents an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, or an aryl group having 6 to 10 carbon atoms, where R7 represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, and R8 represents an aryl group having 6 to 10 carbon atoms.

    摘要翻译: 实现光学用途有利的酰亚胺树脂。 根据本发明的酰亚胺树脂包括:由通式(1)表示的重复单元; 由通式(2)表示的重复单元; 和由通式(3)表示的重复单元,其中酰亚胺树脂的取向双折射率为-0.1×10-3至0.1×10-3,其中R1和R2各自独立地表示氢原子或具有1个 至8个碳原子,并且R 3表示氢原子,具有1至18个碳原子的烷基,具有3至12个碳原子的环烷基或具有6至10个碳原子的芳基,其中R 4和R 5各自独立地 表示氢原子或碳原子数1〜8的烷基,R 6表示碳原子数1〜18的烷基,碳原子数3〜12的环烷基或碳原子数6〜10的芳基, R7表示氢原子或碳原子数1〜8的烷基,R8表示碳原子数6〜10的芳基。

    Block copolymer
    18.
    发明授权
    Block copolymer 失效
    嵌段共聚物

    公开(公告)号:US07094833B2

    公开(公告)日:2006-08-22

    申请号:US10482963

    申请日:2002-07-01

    IPC分类号: C08F251/00 C08F255/02

    摘要: Provided are a block copolymer including a polymer block containing acrylonitrile or methacrylonitrile as a principal constituent, which is excellent in heat resistance, weatherability, oil resistance, flame retardancy, and low-temperature resistance and which can be economically produced; and a thermoplastic resin composition and an elastomer composition each containing the block copolymer. The block copolymer is produced by reversible addition-fragmentation chain transfer polymerization in the presence of a thiocarbonylthio group-containing compound.

    摘要翻译: 提供一种包含含有丙烯腈或甲基丙烯腈作为主要成分的聚合物嵌段的嵌段共聚物,其耐热性,耐候性,耐油性,阻燃性和耐低温性优异,可以经济地制备; 以及各自含有嵌段共聚物的热塑性树脂组合物和弹性体组合物。 嵌段共聚物是通过在含有硫代羰基硫基的化合物的存在下进行的可逆加成 - 断裂链转移聚合来制备的。

    Process for producing vinyl polymer having alkenyl group at end, vinyl polymer, and curable composition
    19.
    发明申请
    Process for producing vinyl polymer having alkenyl group at end, vinyl polymer, and curable composition 失效
    制备末端具有烯基的乙烯基聚合物的方法,乙烯基聚合物和可固化组合物

    公开(公告)号:US20060004171A1

    公开(公告)日:2006-01-05

    申请号:US11207792

    申请日:2005-08-22

    IPC分类号: C08G77/12 C08G77/04

    摘要: Objects of the present invention are to provide a process for easily producing an alkenyl-terminated vinyl polymer without using a metal compound requiring a complicated purification step, and to provide a curable composition containing the vinyl polymer. An alkenyl group is incorporated into an end of a vinyl polymer having a thiocarbonylthio structure at the end to produce an alkenyl-terminated vinyl polymer. Mixing this vinyl polymer with a compound having a hydrogen-silicon bond and a hydrosilylation catalyst gives the curable composition.

    摘要翻译: 本发明的目的是提供一种在不使用需要复杂的纯化步骤的金属化合物的情况下容易地制备烯基封端的乙烯基聚合物的方法,并提供含有乙烯基聚合物的可固化组合物。 将烯基末端加入至具有硫代羰硫基结构的乙烯基聚合物的末端以产生烯基封端的乙烯基聚合物。 将该乙烯基聚合物与具有氢 - 硅键和氢化硅烷化催化剂的化合物混合,得到可固化组合物。

    Process for producing isobutylene block copolymer

    公开(公告)号:US06515083B2

    公开(公告)日:2003-02-04

    申请号:US09788525

    申请日:2001-02-21

    IPC分类号: C08F29700

    CPC分类号: C08F297/00

    摘要: A process for producing an isobutylene block copolymer, which comprises performing cationic polymerization of a monomer component containing isobutylene as a major monomer and a monomer component whose major monomer is not isobutylene in the presence of an initiator, wherein the polymerization is carried out in a mixed solvent containing a monohalogenated hydrocarbon solvent and a non-halogenated hydrocarbon solvent the monohalogenated hydrocarbon solvent containing a primary monohalogenated hydrocarbon having three to eight carbon atoms and/or a secondary monohalogenated hydrocarbon having three to eight carbon atoms, the non-halogenated hydrocarbon solvent containing an aliphatic hydrocarbon and/or an aromatic hydrocarbon.