Method for strengthening fibrous articles
    32.
    发明授权
    Method for strengthening fibrous articles 失效
    强化纤维制品的方法

    公开(公告)号:US4476182A

    公开(公告)日:1984-10-09

    申请号:US455661

    申请日:1983-01-05

    摘要: What are disclosed are a method for the reinforcement of a fibrous article with an aqueous dispersion of a resin, free of formaldehyde and acrylonitrile, comprising at least 40 weight percent of alkyl acrylates and/or methacrylates having at least 4 carbon atoms in the alkyl group; up to 57 weight percent of alkyl acrylates or methacrylates having not more than 3 carbon atoms in the alkyl group, or of styrene; less than 1 weight percent of acrylic acid or of methacrylic acid; and from 3 to 15 weight percent of a hydroxyalkyl ester of an unsaturated carboxylic acid, as well as reinforced fibrous articles made by this method and distinguished by high wet strength and by low loss of the resin binder on washing with boiling water.

    摘要翻译: 所公开的是使用不含甲醛和丙烯腈的树脂的水性分散体增强纤维制品的方法,其包括至少40重量%的在烷基中具有至少4个碳原子的丙烯酸烷基酯和/或甲基丙烯酸烷基酯 ; 至多57重量%的烷基中具有不超过3个碳原子的丙烯酸烷基酯或甲基丙烯酸烷基酯或苯乙烯; 丙烯酸或甲基丙烯酸少于1重量%; 和3至15重量%的不饱和羧酸的羟烷基酯,以及通过该方法制备的增强纤维制品,其特征在于高湿强度和用沸水冲洗时树脂粘合剂的低损失。

    Resin dispersions having high pigment binding capacity
    33.
    发明授权
    Resin dispersions having high pigment binding capacity 失效
    具有高颜料结合能力的树脂分散体

    公开(公告)号:US4395515A

    公开(公告)日:1983-07-26

    申请号:US334228

    申请日:1981-12-24

    摘要: What are disclosed are methods for making an aqueous dispersion of a synthetic resin copolymer, said dispersion having high pigment binding capacity and adaptable to use in the preparation of printing inks or pastes, said copolymer comprising a predominant amount of water insoluble monomers together with from 3 to 8 percent by weight of an acid component which is a water soluble acid or salt, which method comprises gradually adding said water insoluble monomers, together with a portion of said acid component, to an aqueous medium containing the balance of the acid component in the form of a dissolved water soluble salt; aqueous synthetic resin dispersions made by these methods; and printing inks comprising such an aqueous synthetic resin dispersion which has been neutralized and combined with such an amount of an organic solvent as converts the dispersion into a solution or colloidal dispersion of the synthetic resin.

    摘要翻译: 所公开的方法是制备合成树脂共聚物的水分散体的方法,所述分散体具有高的颜料结合能力并且适用于制备印刷油墨或浆料,所述共聚物包含主要量的水不溶性单体和3 至8重量%的作为水溶性酸或盐的酸组分,该方法包括将所述水不溶性单体与一部分所述酸组分逐渐加入到含有余量的酸组分的水性介质中 溶解的水溶性盐的形式; 通过这些方法制备的水性合成树脂分散体; 以及包含这样的水性合成树脂分散体的印刷油墨,其被中和并与这种量的有机溶剂组合以将分散体转化为合成树脂的溶液或胶体分散体。

    Polymerisable mass with cross-linking nanoparticles
    34.
    发明授权
    Polymerisable mass with cross-linking nanoparticles 有权
    具有交联纳米粒子的可聚合物质

    公开(公告)号:US08470945B2

    公开(公告)日:2013-06-25

    申请号:US12988263

    申请日:2009-04-20

    摘要: The invention provides a polymerizable composition which comprises: a) acrylates and/or methacrylates, b) 0.05% to 70% by weight of SiO2 particles having an average particle size of 1 to 30 nm which have polymerizable groups of the methacryloyl, acryloyl, styryl, itaconyl, crotonyl, vinyl, allyl and/or alkenyl type on the surface and are present in dispersion in the acrylates and/or methacrylates, at least 50% of the SiO2 particles consisting of individual, unaggregated or unagglomerated primary particles, c) not more than 2% by weight of crosslinker molecules.

    摘要翻译: 本发明提供一种可聚合组合物,其包含:a)丙烯酸酯和/或甲基丙烯酸酯,b)0.05%至70%重量的平均粒度为1至30nm的SiO 2颗粒,其具有甲基丙烯酰基,丙烯酰基,苯乙烯基 ,烯丙基和/或烯基类,存在于丙烯酸酯和/或甲基丙烯酸酯中的分散体中,至少50%的由单独的,未聚集的或未聚集的初级颗粒组成的SiO 2颗粒,c)不 大于2重量%的交联剂分子。

    Polymerisable mass with cross-linking nanoparticles
    35.
    发明授权
    Polymerisable mass with cross-linking nanoparticles 有权
    具有交联纳米粒子的可聚合物质

    公开(公告)号:US08466245B2

    公开(公告)日:2013-06-18

    申请号:US12988260

    申请日:2009-04-20

    摘要: The invention relates to a polymerizable composition containing: a) acrylates and/or methacrylates which have a glass transition temperature Tg of 0° C. or less, b) from 0.5 to 70% by weight of SiO2 particles which have an average particle size of from 1 to 150 nm and have polymerizable groups on the surface and are present in dispersed form in the acrylates and/or methacrylates, with at least 50% of the SiO2 particles being individual unaggregated or unagglomerated primary particles, where the composition contains not more than 2% by weight of crosslinker molecules.

    摘要翻译: 本发明涉及一种可聚合组合物,其含有:a)玻璃化转变温度Tg为0℃以下的丙烯酸酯和/或甲基丙烯酸酯,b)0.5〜70重量%的平均粒径为 1至150nm,并且在表面上具有可聚合基团并且以分散形式存在于丙烯酸酯和/或甲基丙烯酸酯中,至少50%的SiO 2颗粒是单个未聚集或未聚集的初级颗粒,其中组合物不超过 2重量%的交联剂分子。

    Plastic particles with a high thermostability
    36.
    发明授权
    Plastic particles with a high thermostability 失效
    具有高耐热性的塑料颗粒

    公开(公告)号:US5714261A

    公开(公告)日:1998-02-03

    申请号:US575041

    申请日:1995-12-19

    摘要: The invention concerns crosslinked plastic particles based on polymethyl (meth)acrylate PP with a particle diameter of 1-15 .mu.m, synthesized from the monomers: A) methyl methacrylate in fractions of 20 to 99.9 wt %; B) methacrylic acid ester of formula I: ##STR1## wherein R.sub.1 stands for a C.sub.2-8 alkyl radical, a C.sub.5-6 cycloalkyl radical, a C.sub.5-6 cycloalkyl radical substituted with C.sub.1 -C.sub.4 alkyl, a C.sub.6-14 aryl radical, a substituted C.sub.6-14 aryl radical or an aralkyl radical, in fractions of 0 to 79 wt %; C) acrylic acid ester of formula II: CH.sub.2 =CH--COOR.sub.2 (II) wherein R.sub.2 stands for a C.sub.1-8 alkyl radical, a C.sub.5-6 cycloalkyl radical which can be substituted with C.sub.1 -C.sub.4 alkyl, or a perhaps substituted C.sub.6-14 aryl radical or an aralkyl radical, in fractions of 0 to 50; D) at least one crosslinking monomer CM, which is, in fact, known, containing at least two radically polymerizable groups in the molecule in fractions of 0.1 to 20 wt %, using molecular weight regulators MR, preferably so-called sulfur regulators, in fractions of 0.01 to 1 part by weight, based on the plastic particles PP.

    摘要翻译: 本发明涉及由单体A)甲基丙烯酸甲酯以20〜99.9重量%的分数合成的基于聚甲基丙烯酸甲酯(PP)的交联塑料颗粒,其粒径为1-15μm。 B)式I的甲基丙烯酸酯:其中R1代表C2-8烷基,C5-6环烷基,被C1-C4烷基取代的C5-6环烷基,C6-14 芳基,取代的C 6-14芳基或芳烷基,其分数为0至79重量%; C)式II的丙烯酸酯:CH 2 = CH-COOR 2(II)其中R 2表示C 1-8烷基,可被C 1 -C 4烷基取代的C 5-6环烷基或可被取代的C 6 - 14芳基或芳烷基,分数为0至50; D)使用分子量调节剂MR,优选所谓的硫调节剂,至少一种事实上已知的交联单体CM,其分子中含有至少两个可自由基聚合的基团,分数为0.1至20重量%,优选所谓的硫调节剂 基于塑料颗粒PP的0.01至1重量份的分数。

    Method of manufacturing monodisperse poly(meth)acrylate particles
    38.
    发明授权
    Method of manufacturing monodisperse poly(meth)acrylate particles 失效
    制造单分散聚(甲基)丙烯酸酯颗粒的方法

    公开(公告)号:US5451650A

    公开(公告)日:1995-09-19

    申请号:US288032

    申请日:1994-08-10

    摘要: The invention relates to a method of manufacturing monodisperse poly(meth)acrylates by the method of precipitation polymerization, comprising polymerizingi) a monomer mixture comprising at least 60 wt. % of monomer of formula I ##STR1## where R represents hydrogen or methyl; andR.sub.1 represents a C.sub.1-8 alkyl group, a C.sub.6-24 aryl group, a C.sub.1-8 alkyl substituted aryl group or an aralkyl group;ii) 0.1-10 wt. % based on the weight of the monomer mixture of a block copolymer having polystyrene components; andiii) 0.02-2 wt. % based on the weight of the monomer mixture of a percarbonic acid ester;in a halogen free solvent comprising 70 to 100 wt. % of cyclohexane.

    摘要翻译: 本发明涉及通过沉淀聚合方法制造单分散聚(甲基)丙烯酸酯的方法,其包括使i)单体混合物聚合至少60重量% %的式I单体(I)其中R表示氢或甲基; 并且R 1表示C 1-8烷基,C 6-24芳基,C 1-8烷基取代的芳基或芳烷基; ii)0.1-10重量% 基于具有聚苯乙烯组分的嵌段共聚物的单体混合物的重量%; 和iii)0.02-2重量% 基于过碳酸酯的单体混合物的重量%; 在无卤素溶剂中,包含70〜100wt。 %的环己烷。

    Polystyrene adhering heat-sealable plastic film
    39.
    发明授权
    Polystyrene adhering heat-sealable plastic film 失效
    聚苯乙烯粘合热封塑料薄膜

    公开(公告)号:US5344889A

    公开(公告)日:1994-09-06

    申请号:US992098

    申请日:1992-12-17

    摘要: The invention relates to a heat-sealable plastic film PF with an at least two-stage construction ranging in thickness up to 400 micrometer, that is suitable for tightly sealing plastic containers, comprising:a) a high molecular weight or crosslinked polymer P with a molecular weight in excess of 50,000 and a glass transition point Tg of

    摘要翻译: 本发明涉及一种具有至多两级结构的可热封塑料膜PF,其厚度至多达400微米,适用于密封塑料容器,包括:a)高分子量或交联聚合物P与 分子量超过50,000,玻璃化转变点Tg <10℃。 和b)玻璃化转变点Tg高于20℃的共聚物CP,其中所述共聚物包含α)20至80重量%的至少一种式I的单体(I),其中R1代表甲基 或乙基(优选甲基); β)80至20重量%的至少一种式II的单体(II)其中R2代表C4-18烷基残基,优选C4-12或不同于环戊基或环己基的C 4-12环烷基残基; 和γ)0至10重量%的可与单体I和II共聚但不同于它们并且不是甲基丙烯酸环己酯的单体,其规定:组分α),β),γ)总是总计 100重量% 并且其中至少2重量%的所述共聚物CP共价结合到所述聚合物P.

    Method for making carrier systems for biologically active materials
    40.
    发明授权
    Method for making carrier systems for biologically active materials 失效
    制备生物活性物质载体体系的方法

    公开(公告)号:US5342646A

    公开(公告)日:1994-08-30

    申请号:US979425

    申请日:1992-11-19

    摘要: What is disclosed is a method for preparing carrier systems, adaptable to the covalent bonding thereto of biologically active materials, consisting of a known solid support material having a surface coated with a polymer containing functional groups suitable for covalent bonding, by coating the support material with a film-forming polymer dispersion and a non-film-forming polymer dispersion, suitably in admixture, at least one of the two polymer dispersions containing a polymer having functional groups suitable for covalent bonding with a biologically active material.

    摘要翻译: 公开的是一种制备载体系统的方法,其适用于生物活性材料的共价键合,其由已知的固体支持材料组成,所述固体支持材料具有涂覆有包含适于共价键合的官能团的聚合物的表面,通过用 一种成膜聚合物分散体和一种非成膜聚合物分散体,适当地混合两种聚合物分散体中的至少一种,其含有具有适于与生物活性材料共价键合的官能团的聚合物。