Impact modified synthetic resins
    1.
    发明授权
    Impact modified synthetic resins 失效
    抗冲改性合成树脂

    公开(公告)号:US5219935A

    公开(公告)日:1993-06-15

    申请号:US454148

    申请日:1989-12-21

    摘要: A composition universally usable as an impact modifier for synthetic resins comprising(A) from 10 to 80 percent by weight of a polymer of the formula ##STR1## wherein R.sub.1 is hydrogen or methyl, R.sub.2 is C.sub.5 -C.sub.7 cycloalkyl or such cycloalkyl substituted by C.sub.1 -C.sub.12 alkyl, y has a value such that the corresponding monomer or monomers are from 5 to 50 percent by weight of polymer (A), and x has a value such that the corresponding monomer, together with up to 20 percent by weight of one or more optional comonomers, is the balance by weight, and(B) from 20 to 90 percent by weight of an optionally crosslinked polymer having a glass transition temperature, T.sub.g, below 10.degree. C. and preferably less than -10.degree. C., polymer (B) being at least partially bonded covalently to polymer (A).

    摘要翻译: 通常可用作合成树脂的抗冲改性剂的组合物,其包含(A)10至80重量%的下式的聚合物,其中R 1为氢或甲基,R 2为C 5 -C 7环烷基或被C1取代的环烷基 -C12烷基,y具有这样的值,使得相应的单体或单体为聚合物(A)的5至50重量%,x具有使相应的单体与高达20重量%的一个 或更多的任选的共聚单体是重量份的重量,和(B)20-90%重量的具有玻璃化转变温度Tg,低于10℃,优选小于-10℃的任选交联的聚合物, 聚合物(B)至少部分地与聚合物(A)键合共价键合。

    Method for the production of branched polymerizates
    2.
    发明授权
    Method for the production of branched polymerizates 失效
    生产支化聚合物的方法

    公开(公告)号:US5693717A

    公开(公告)日:1997-12-02

    申请号:US673110

    申请日:1996-07-01

    摘要: A method for producing branched polymerizates by radical polymerization of monomers in two stages comprising in a first stage, adding 10 to 500 parts by weight of at least one monomer M.sub.1 and 0.1 to 20 parts by weight of a mercaptan with an olefinic, radically polymerizable double bond RM as a molecular weight regulator, and polymerizing said at least one monomer M.sub.1 mercaptan RM to form a copolymer MM.sub.1 in the presence of at least one polymerization initiator and 0 to 100 parts by weight of an inert, non-aqueous solvent, which completely dissolves the monomer M.sub.1, the mercaptan RM and the copolymer MM.sub.1, where the polymerizable double bonds of M.sub.1 and RM have a reactivity, expressed by a copolymerization parameter r, between 0.1 and 10, and in a second stage, adding 10 to 2000 parts by weight of a monomer M.sub.2 and 0.01 to 10 parts by weight of a saturated molecular weight regulator, and optionally, an inert, non-aqueous solvent, to the reaction mixture formed in the first stage, and polymerizing in the presence of at least one polymerization initiator to form a branched polymerizate. Branched polymerizates made by the method.

    摘要翻译: 通过两步单体的自由基聚合制备支化聚合物的方法,包括在第一阶段中,加入10至500重量份的至少一种单体M1和0.1至20重量份的具有烯属可自由基聚合双酚的硫醇 键RM作为分子量调节剂,并在所述至少一种单体M1硫醇RM中聚合以在至少一种聚合引发剂和0至100重量份的惰性非水溶剂的存在下形成共聚物MM1,其完全 溶解单体M1,硫醇RM和共聚物MM1,其中M1和RM的可聚合双键具有表示为0.1至10的共聚参数r的反应性,在第二阶段中,将10至2000份添加至 单体M2的重量和0.01至10重量份的饱和分子量调节剂和任选的惰性非水溶剂加入到第一阶段中形成的反应混合物中,聚合物 在存在至少一种聚合引发剂的情况下形成支化聚合物。 通过该方法制备的支化聚合物。

    Elastomeric arcylic resins
    4.
    发明授权
    Elastomeric arcylic resins 失效
    弹性弧形树脂

    公开(公告)号:US5280073A

    公开(公告)日:1994-01-18

    申请号:US871312

    申请日:1992-04-20

    摘要: Elastomers based on acrylates, which are comprised, in the amount of at least 40 wt. % and as much as 100 wt. %, of one or more copolymers having a molecular weight >50,000 daltons and comprised of units of:i) acrylate monomers in the amount of 50-95 wt. %, andii) macromonomers comprised of a vinylic group and, covalently bonded with such group, a polyvinyl unit selected from the group of acrylates and methacrylates and having a glass transition temperature Tg at least 60.degree. C. and molecular weight 500-100,000 dalton.

    摘要翻译: 基于丙烯酸酯的弹性体,其含量至少为40wt。 %和多达100wt。 %的一种或多种具有分子量> 50,000道尔顿的共聚物,并且包含以下单元:i)50-95重量%的丙烯酸酯单体, %,和ii)由乙烯基组成并与该基团共价结合的大分子单体,选自丙烯酸酯和甲基丙烯酸酯的聚乙烯基单元,并且玻璃化转变温度Tg至少为60℃,分子量为500-100,000道尔顿 。

    Method for the production of branched polymerizates
    5.
    发明授权
    Method for the production of branched polymerizates 失效
    生产支化聚合物的方法

    公开(公告)号:US5859140A

    公开(公告)日:1999-01-12

    申请号:US877640

    申请日:1997-06-17

    摘要: A method for producing branched polymerizates by radical polymerization of monomers in two stages comprisingin a first stage, adding 10 to 500 parts by weight of at least one monomer M.sub.1 and 0.1 to 20 parts by weight of a mercaptan with an olefinic, radically polymerizable double bond RM as a molecular weight regulator, and polymerizing said at least one monomer M.sub.1 and mercaptan RM to form a copolymer MM.sub.1 in the presence of at least one polymerization initiator and 0 to 100 parts by weight of an inert, non-aqueous solvent, which completely dissolves the monomer M.sub.1, the mercaptan RM and the copolymer MM.sub.1, where the polymerizable double bonds and M.sub.1 and RM have a reactivity, expressed by a copolymerization parameter r, between 0.1 and 10, andin a second stage, adding 10 to 2000 parts by weight of a monomer M.sub.2 and 0.01 to 10 parts by weight of a saturated molecular weight regulator, and optionally, an inert, non-aqueous solvent, to the reaction mixture formed in the first stage, and polymerizing in the presence of at least one polymerization initiator to form a branched polymerizate. Branched polymerzates made by the method.

    摘要翻译: 通过两步单体的自由基聚合制备支化聚合物的方法,包括在第一阶段中,加入10至500重量份的至少一种单体M1和0.1至20重量份的具有烯属可自由基聚合双酚的硫醇 键RM作为分子量调节剂,并且在至少一种聚合引发剂和0至100重量份的惰性非水溶剂的存在下,聚合所述至少一种单体M1和硫醇RM以形成共聚物MM1,其中 完全溶解单体M1,硫醇RM和共聚物MM1,其中可聚合双键和M1和RM具有由共聚参数r表示的反应性,为0.1至10,在第二阶段中,加入10至2000份 的单体M2和0.01至10重量份的饱和分子量调节剂和任选的惰性非水溶剂加入到第一阶段中形成的反应混合物中,和聚 在存在至少一种聚合引发剂的情况下化合以形成支化聚合物。 通过该方法制备的支化聚合物。

    Thermoplastically processible elastomers with improved optical properties
    6.
    发明授权
    Thermoplastically processible elastomers with improved optical properties 失效
    具有改进光学性能的热塑性可加工弹性体

    公开(公告)号:US5483003A

    公开(公告)日:1996-01-09

    申请号:US214491

    申请日:1994-03-18

    CPC分类号: C08F290/046

    摘要: Thermoplastically processible elastomers based on acrylates, which contain 40-100 wt. % of one or more comb polymers having a molecular weight greater than 50,000 Dalton, comprised of:(A) 5-50 wt. % of macromonomers comprised of methyl methacrylate or copolymers of methyl methacrylate with comonomers chosen from other (meth)acrylic acid esters and styrenes;containing a terminal unit with a radically polymerizable group and having a glass transition temperature (Tg) of at least 60.degree. C., a molecular weight in the range 500-100,000 Dalton, and an index of refraction in the range n.sub.D =1.48-1.50;(B) 5-90 wt. %, based on the total weight of the comb polymer, of monomers or monomer mixtures of formula I: ##STR1## where R.sub.1 is a C.sub.1 -C.sub.12 -alkyl group; and (C) 5-50 wt. % based on the total weight of the comb polymer, of a phenyl group-containing radically polymerizable monomer.

    摘要翻译: 基于丙烯酸酯的热塑性可加工弹性体,其含有40-100wt。 %的一种或多种具有大于50,000道尔顿分子量的梳形聚合物,包括:(A)5-50wt。 由甲基丙烯酸甲酯或甲基丙烯酸甲酯与选自其它(甲基)丙烯酸酯和苯乙烯的共聚单体的共聚物组成的大分子单体的百分比; 含有具有自由基聚合性基团的末端单元,玻璃化转变温度(Tg)为至少60℃,分子量为500-100,000道尔顿,折射率nD = 1.48-1.50 ; (B)5-90重量% 基于梳形聚合物的总重量的式I的单体或单体混合物:其中R 1是C 1 -C 12 - 烷基; 和(C)5-50wt。 基于梳状聚合物,含苯基的自由基聚合性单体的总重量的%。

    High impact strength polymer blends
    7.
    发明授权
    High impact strength polymer blends 失效
    高冲击强度聚合物共混物

    公开(公告)号:US5380797A

    公开(公告)日:1995-01-10

    申请号:US992259

    申请日:1992-12-14

    IPC分类号: C08L51/00 C08L51/04 C08L51/06

    CPC分类号: C08L51/04

    摘要: This invention relates to high impact strength polymer blends containing at least two two-phase or multiphase polymers P1 and P2, which in turn contain at least one toughening phase A1 or A2 and at least one hardness phase B1 or B2. B1 and B2 differ in chemical structure and are thermodynamically compatible with one another. The polymer blend optionally contains another thermoplastic polymer B'3 and/or another two-phase or multiphase polymer P4 contain at least one toughening phase A4 and at least one hardness phase B4, provided that B'3 and/or B4 are different from B1 and B2 and are thermodynamically compatible with B1 and B2.

    摘要翻译: 本发明涉及含有至少两种两相或多相聚合物P1和P2的高冲击强度聚合物共混物,其又包含至少一个增韧相A1或A2和至少一个硬度相B1或B2。 B1和B2在化学结构上是不同的,并且在热力学上彼此相容。 聚合物共混物任选地含有另一种热塑性聚合物B'3和/或另外两相或多相聚合物P4含有至少一个增韧相A4和至少一个硬度相B4,条件是B'3和/或B4不同于B1 和B2,与B1和B2热力学兼容。

    Elastomeric acrylic resins
    8.
    发明授权
    Elastomeric acrylic resins 失效
    弹性丙烯酸树脂

    公开(公告)号:US5155172A

    公开(公告)日:1992-10-13

    申请号:US472251

    申请日:1990-01-30

    摘要: Elastomers based on acrylates, which are comprised, in the amount of at least 40 wt. % and as much as 100 wt. %, of one or more copolymers having a molecular weight>50,000 daltons and comprised of units of:i) acrylate monomers in the amount of 50-95 wt. %, andii) macromonomers comprised of a vinylic group and, covalently bonded with such group, a polyvinyl unit selected from the group of acrylates and methacrylates and having a glass transition temperature Tg at least 60.degree. C. and molecular weight 500-100,000 dalton.

    摘要翻译: 基于丙烯酸酯的弹性体,其含量至少为40wt。 %和多达100wt。 %的一种或多种具有分子量> 50,000道尔顿的共聚物,并且包含以下单元:i)50-95重量%的丙烯酸酯单体, %,和ii)由乙烯基组成并与该基团共价键合的大分子单体,选自丙烯酸酯和甲基丙烯酸酯的聚乙烯基单元,玻璃化转变温度Tg至少为60℃,分子量为500-100,000道尔顿 。

    Bioactive bone cement and method for its production
    10.
    发明授权
    Bioactive bone cement and method for its production 有权
    生物活性骨水泥及其生产方法

    公开(公告)号:US08834845B2

    公开(公告)日:2014-09-16

    申请号:US12750782

    申请日:2010-03-31

    IPC分类号: A61F2/02 A61L24/06

    摘要: A bioactive PMMA (polymethylmethacrylate) bone cement contains a powder component and a reactive monomer liquid, wherein the powder component and the reactive monomer liquid when mixed with one another react with one another and form a polymer-based solid material. The powder component contains particulate polymer powder of polymethylmethacrylates; a radical starter; and anionic copolymer nanoparticles. The anionic copolymer nanoparticles are distributed in nano-particulate form within the particulate powder component or coated as a film on particles of the particulate polymer powder.

    摘要翻译: 生物活性PMMA(聚甲基丙烯酸甲酯)骨水泥含有粉末成分和反应性单体液体,其中当彼此混合时,粉末组分和反应性单体液体彼此反应并形成基于聚合物的固体材料。 粉末成分含有聚甲基丙烯酸甲酯的微粒聚合物粉末; 激进的启动者 和阴离子共聚物纳米粒子。 阴离子共聚物纳米颗粒以纳米颗粒形式分布在颗粒状粉末组分内,或者作为薄膜涂覆在颗粒状聚合物粉末颗粒上。