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    Water dispersible acrylic based graft copolymers, a method of manufacture and aqueous paints
    1.
    发明授权
    Water dispersible acrylic based graft copolymers, a method of manufacture and aqueous paints 失效
    水分散性丙烯酸基接枝共聚物，制造方法和水性涂料

    公开(公告)号：US5856408A

    公开(公告)日：1999-01-05

    申请号：US803581

    申请日：1997-02-20

    申请人： Yoshiaki Matsukura ,  Atsuhiro Sakai ,  Hitoshi Taniguchi ,  Yoshiaki Kawamura

    发明人： Yoshiaki Matsukura ,  Atsuhiro Sakai ,  Hitoshi Taniguchi ,  Yoshiaki Kawamura

    IPC分类号： C08F290/04 ,  C08L55/00 ,  C09D155/00 ,  C08F285/00

    CPC分类号： C09D155/005 ,  C08F290/046 ,  C08L55/005

    摘要： Provided are aqueous paints with which paint films which have excellent paint film properties such as water resistance and resistance to chemical attack, and excellent finished appearance are obtained, and which have excellent painting operability and storage stability. The invention further provides water dispersible acrylic based graft copolymers, aqueous paints incorporating same and a method to make such paints, wherein an unsaturated bond-containing acrylic based copolymer (a) obtained by reacting an acrylic based copolymer (a1) of acid value 35-120 mg.KOH/gram, hydroxy group value 50-150 mg.KOH/gram, glass transition temperature -20.degree.-+50.degree. C. and number average molecular weight 4500-9000 and an unsaturated monomer mixture (a2), which has functional groups which can react with hydroxy groups, in a mol ratio of a2/a1=0.4-1.5, and a monomer composition (b) compounded in such a way that the acid value is not more than 15 and the hydroxy group value is 50-150 are reacted in the proportions by weight of a/b=10/90-60/40 to produce the claimed water dispersible acrylic based graft copolymer.

    摘要翻译： 本发明提供了具有耐水性，耐化学腐蚀性等优异的涂膜特性，外观优异的油漆膜的水性涂料，其涂装操作性和贮存稳定性优异。 本发明还提供了水分散性丙烯酸系接枝共聚物，含有它的水性涂料和制造这种涂料的方法，其中通过使酸值为35〜35的丙烯酸系共聚物（a1） 120mgKOH /克，羟基值50-150mg.KOH /克，玻璃化转变温度-20℃〜50℃，数均分子量4500-9000，不饱和单体混合物（a2），其具有 可以以a2 / a1 = 0.4-1.5的摩尔比与羟基反应的官能团和单体组合物（b）以使酸值不超过15并且羟基值为50的方式复合 -150以a / b = 10 / 90-60 / 40的重量比反应，以产生要求保护的水分散性丙烯酸基接枝共聚物。

    Water-dispersible acrylic based graft copolymers, a method for making them and water-based paints thereof
    2.
    发明授权
    Water-dispersible acrylic based graft copolymers, a method for making them and water-based paints thereof 失效
    水分散性丙烯酸系接枝共聚物，其制造方法和水性涂料

    公开(公告)号：US6127479A

    公开(公告)日：2000-10-03

    申请号：US803580

    申请日：1997-02-20

    申请人： Yoshiaki Matsukura ,  Atsuhiro Sakai ,  Hitoshi Taniguchi ,  Yoshiaki Kawamura

    发明人： Yoshiaki Matsukura ,  Atsuhiro Sakai ,  Hitoshi Taniguchi ,  Yoshiaki Kawamura

    IPC分类号： C08L51/00 ,  C08F265/00 ,  C08F265/04 ,  C08L51/06 ,  C09D5/00 ,  C09D151/00 ,  C08F265/02 ,  C08F265/06

    CPC分类号： C09D151/003 ,  C08F265/04

    摘要： Provided are paint films with outstanding paint film performance traits such as water resistance and chemical resistance, etc., and outstanding finished appearance. The water-based paints are easy to apply and have outstanding storage stability. The invention further provides an acrylic graft copolymer obtained by reacting a acrylic copolymer (a) of acid number 35 to 120 mg KOH/g, hydroxyl group number 50 to 150 mg KOH/g, glass transition temperature -20 to +50.degree. C. and number average molecular weight 4500 to 9000, and a monomer combination (b) comprising an unsaturated monomer (b1) containing a glycidyl group and an unsaturated monomer (b2) containing a hydroxyl group to give an acid number of .ltoreq.15 mg KOH/g and a hydroxyl group number of 50 to 150 mg KOH/g. Copolymer (a) and monomers (b) are reacted in specified proportions in a single stage to make the claimed water-dispersible acrylic graft copolymer which has an acid number of 10 to 30 mg KOH/g, a hydroxyl group number of 50 to 150 mg KOH/g, a glass transition temperature of -20 to +50.degree. C. and a number-average molecular weight of 10,000-100,000 by grafting side chains formed from the aforementioned (b) to a main chain from the aforementioned (a), and this graft copolymer is dispersed in an aqueous medium to obtain the claimed water-based paint.

    摘要翻译： 提供具有优异的漆膜性能特征如耐水性和耐化学性等的漆膜，并且具有优异的成品外观。 水性涂​​料易于使用，具有出色的储存稳定性。 本发明还提供一种通过酸值35至120mg KOH / g，羟基数为50至150mg KOH / g的丙烯酸共聚物（a），玻璃化转变温度-20至+50℃反应而获得的丙烯酸接枝共聚物。 和数均分子量4500〜9000的单体组合（b），含有含有缩水甘油基的不饱和单体（b1）和含有羟基的不饱和单体（b2）的单体组合（b），得到酸值< g，羟基数为50〜150mgKOH / g。 共聚物（a）和单体（b）在一个阶段中以规定比例反应，以制备所要求的水分散性丙烯酸接枝共聚物，其酸值为10至30mg KOH / g，羟基数为50至150 mg KOH / g，玻璃化转变温度为-20〜+ 50℃，数均分子量为10,000〜10000，通过将上述（b）形成的侧链与上述（a）的主链接枝， ，并将该接枝共聚物分散在水性介质中，得到要求保护的水性涂料。

    Water-based paint composition
    3.
    发明授权
    Water-based paint composition 失效
    水性油漆组成

    公开(公告)号：US5942570A

    公开(公告)日：1999-08-24

    申请号：US875029

    申请日：1997-09-11

    申请人： Yoshiaki Matsukura ,  Atsuhiro Sakai ,  Hitoshi Taniguchi ,  Yoshiaki Kawamura

    发明人： Yoshiaki Matsukura ,  Atsuhiro Sakai ,  Hitoshi Taniguchi ,  Yoshiaki Kawamura

    IPC分类号： C09D5/00 ,  C08L51/00 ,  C08L61/20 ,  C09D5/38 ,  C09D133/04 ,  C09D133/06 ,  C09D151/00 ,  C09D151/06 ,  C09D151/08 ,  C08L33/00

    CPC分类号： C09D133/062 ,  C09D151/06 ,  C08L2205/18 ,  C08L51/00 ,  C08L61/20

    摘要： A water-based paint composition comprising (A) from 10-90% by weight, based on total weight of resin solids of a water-dispersible acrylic graft copolymer having an acid value of 10-30 mg and a hydroxyl value of 50-150, wherein the polymer is obtained by graft polymerization of an acrylic copolymer of an acid value of 35-120 mg KOH/g and a hydroxyl value 50-150 mg KOH/g, and an acrylic copolymer of acid value .ltoreq.15 and a hydroxyl value of 50-150, and (B) from 10-90% by weight, based on total weight of resin solids of internally non-crosslinked acrylic fine particles having an acid value 15-200 and a hydroxyl value of 15-200 made by emulsion polymerizing .alpha.,.beta.-ethylenically unsaturated monomers.

    摘要翻译： PCT No.PCT / EP96 / 00107 Sec。 371日期：1997年9月11日 102（e）1997年9月11日PCT PCT 1996年1月11日PCT公布。 公开号WO96 / 22339 日期1996年7月25日一种水性涂料组合物，其包含（A）10-90重量％，基于树脂固体的总重量，其酸值为10-30mg的水分散性丙烯酸接枝共聚物和羟基 值为50-150，其中所述聚合物通过酸值为35-120mg KOH / g和羟基值为50-150mg KOH / g的丙烯酸共聚物和酸值< / = 15，羟基值为50-150，和（B）10-90重量％，基于树脂固体的酸值为15-200的内部非交联的丙烯酸类细颗粒和羟基值 的15-200通过乳液聚合α，β-烯属不饱和单体制成。

    Aqueous polyurethane resin and grafted polymer thereon
    7.
    发明授权
    Aqueous polyurethane resin and grafted polymer thereon 失效
    水性聚氨酯树脂及其上的接枝聚合物

    公开(公告)号：US5916965A

    公开(公告)日：1999-06-29

    申请号：US77907

    申请日：1998-07-06

    申请人： Satoshi Matsumoto ,  Yoshiaki Matsukura

    发明人： Satoshi Matsumoto ,  Yoshiaki Matsukura

    IPC分类号： C08F290/00 ,  C08F290/14 ,  C08G18/00 ,  C08G18/08 ,  C08G18/32 ,  C08G18/38 ,  C08G18/65 ,  C08G18/66 ,  C08G18/67 ,  C09D155/00 ,  C08J3/00 ,  C08K3/20 ,  C08L75/00

    CPC分类号： C08F290/147 ,  C08G18/675

    摘要： To obtain water-based paint compositions which have outstanding storage stability and can also form paint films with outstanding appearance and water resistance.Water-based paint composition containing a hardener at 50-10 parts by weight to 50-90 parts by weight (solids) of an aqueous dispersion obtained by polymerizing an aqueous dispersion of a polyurethane resin of a number-average molecular weight of 1000-50,000, an acid value from carboxyl groups of .ltoreq.50 mg KOH/g, a sulfonate group content of 0.05-0.6 mol/1000 g, an allyl content of 0.1-1.1 mol/molecule and an acetate tolerance of .gtoreq.5 in the aqueous dispersion with ethylenic unsaturated monomers in a proportion as a weight ratio of polyurethane resin/ethylenic unsaturated monomer of 5/95-60/40.

    摘要翻译： PCT No.PCT / EP96 / 05168 Sec。 371日期：1998年7月6日 102（e）1998年7月6日PCT PCT 1996年11月22日PCT公布。 出版物WO97 / 20874 日期1997年6月12日为了获得具有优异的储存稳定性并且还可以形成具有出色的外观和耐水性的油漆膜的水性油漆组合物。 含有50〜10重量份〜50〜90重量份（固体）水分散体的固化剂的水性涂料组合物，其通过使数均分子量为1000〜5000的聚氨酯树脂的水性分散体 ，羧基的酸值为50mg KOH / g，磺酸盐基含量为0.05-0.6mol / 1000g，烯丙基含量为0.1-1.1mol /分子，乙酸盐耐量为≥5 具有烯键式不饱和单体的水分散体，其比例为聚氨酯树脂/烯属不饱和单体的重量比为5 / 95-60 / 40。