Production of aqueous polymer compositions
    3.
    发明授权
    Production of aqueous polymer compositions 失效
    含水聚合物组合物的生产

    公开(公告)号:US5859112A

    公开(公告)日:1999-01-12

    申请号:US737043

    申请日:1996-11-01

    摘要: Process for making organic solvent-free aqueous crosslinkable polymer composition comprising: a) preparing an aqueous solution of an acid-functional olgiomer with Tg below 50.degree. C. and having crosslinker functional groups; b) conducting an aqueous emulsion polymerisation to make an aqueous emulsion of an olefinic hydrophobic polymer in the presence of the aqueous oligomer solution, the hydrophobic polymer having Tg at least 25.degree. C. higher than that of the oligomer and optionally crosslinker functional groups, and c) combining with a crosslinking agent reactable with the crosslinker groups of the oligomer and polymer, said composition having Koenig hardness of .gtoreq.40 sec and minimum film forming temperature (MFFT).ltoreq.55.degree. C. Also the aqueous composition so formed and its use in various applications. The aqueous composition has excellent properties and in particular an advantageous balance of MFFT and Koenig hardness.

    摘要翻译: PCT No.PCT / GB95 / 00948 Sec。 371日期:1996年11月1日 102(e)1996年11月1日PCT PCT 1995年4月27日PCT公布。 WO95 / 29944 PCT公开号 日期1995年11月9日制备无溶剂的含水交联性聚合物组合物的方法,包括:a)制备Tg低于50℃并具有交联剂官能团的酸官能醇的水溶液; b)进行水乳液聚合以在低聚物溶液存在下制备烯属疏水聚合物的水性乳液,所述疏水性聚合物的Tg比低聚物和任选的交联剂官能团的Tg高至少25℃;以及 c)与可与低聚物和聚合物的交联剂基团反应的交联剂组合,所述组合物具有> / = 40秒的Koenig硬度和最低成膜温度(MFFT)<55℃。此外,如此形成的水性组合物 并在各种应用中使用。 水性组合物具有优异的性能,特别是MFFT和Koenig硬度的有利平衡。

    Aqueous polymer dispersions
    4.
    发明授权
    Aqueous polymer dispersions 有权
    聚合物水分散体

    公开(公告)号:US06362273B1

    公开(公告)日:2002-03-26

    申请号:US09509376

    申请日:2000-03-27

    IPC分类号: C08J300

    摘要: Aqueous polymer dispersion containing a water-dispersed polyurethane polymer and a vinyl (preferably acrylic) polymer in a weight ratio of from 30/70 to 5/95, wherein said polyurethane polymer is the reaction product of: A) an isocyanate-terminated polyurethane prepolymer having an acid value of ≧44 mg KOH/g of prepolymer (solids) and formed from reactants comprising an organic polyisocyanate component and an organic poly(isocyanate-reactive) group) component in which the isocyanate-reactive groups are selected from —OH and optionally one or more of —NH2, —NH—, and —SH (usually a polyol), wherein i) at least 70 weight % of said polyisocyanate component is constituted by at least one aliphatic polyisocyanate, ii) said poly(isocyanate-reactive group) component includes at least one acid-bearing poly(isocyanate-reactive group) compound for providing anionic groups which provide or contribute to water-dispersibility, iii) the reactants are used in amounts corresponding to a ratio of isocyanate groups to isocyanate-reactive groups (usually hydroxyl) within the range of 1.4/1 to 2.9/1; and B) an active hydrogen chain-extending compound(s).

    摘要翻译: 含有水分散聚氨酯聚合物和重量比为30/70至5/95的乙烯基(优选丙烯酸))聚合物的水性聚合物分散体,其中所述聚氨酯聚合物是以下物质的反应产物:A)异氰酸酯封端的聚氨酯预聚物 具有> = 44mg KOH / g预聚物(固体)并由包含有机多异氰酸酯组分和有机聚异氰酸酯反应性基团的反应物形成的酸值)组分,其中异氰酸酯反应性基团选自-OH 和任选的一个或多个-NH 2,-NH-和-SH(通常为多元醇),其中i)至少70重量%的所述多异氰酸酯组分由至少一种脂族多异氰酸酯构成,ii)所述聚(异氰酸酯反应性 基团)组分包括提供或有助于水分散性的阴离子基团的至少一种含酸聚(异氰酸酯反应性基团)化合物,iii)反应物以与异氰酸酯的比例相对应的量使用 e至异氰酸酯反应性基团(通常为羟基)在1.4 / 1至2.9 / 1的范围内; 和B)活性氢链延长化合物。

    Production of aqueous polymer compositions
    6.
    发明授权
    Production of aqueous polymer compositions 失效
    含水聚合物组合物的生产

    公开(公告)号:US5962571A

    公开(公告)日:1999-10-05

    申请号:US737091

    申请日:1996-11-01

    摘要: Process for making organic solvent-free aqueous crosslinkable polymer composition comprising: a) preparing an aqueous solution of an acid-functional oligomer with Tg 10 to 125.degree. C. and having crosslinker functional groups; b) conducting an aqueous emulsion polymerization to make an aqueous emulsion of an olefinic hydrophobic polymer in the presence of the aqueous oligomer solution, the hydrophobic polymer having Tg at least 25.degree. C. below that of the oligomer and optionally crosslinker functional groups, and c) combining with a crosslinking agent reactable with the crosslinker groups of the oligomer and polymer, said composition having Koenig hardness of .gtoreq.40 sec and minimum film forming temperature (MFFT) .ltoreq.55.degree. C. Also the aqueous composition so formed and its use in various applications. The aqueous composition has excellent properties and in particular an advantageous balance of MFFT and Koenig hardness.

    摘要翻译: PCT No.PCT / IB95 / 00331 Sec。 371日期:1996年11月1日 102(e)1996年11月1日PCT PCT 1995年4月27日PCT公布。 公开号WO95 / 29963 日期:1995年11月9日制备无机无溶剂的含水可交联聚合物组合物的方法,包括:a)制备具有Tg 10至125℃并具有交联官能团的酸官能低聚物的水溶液; b)进行水性乳液聚合以在低聚物溶液的存在下制备烯属疏水性聚合物的水性乳液,所述疏水性聚合物的Tg低于低聚物和任选的交联剂官能团的Tg至少25℃,c )与可与低聚物和聚合物的交联剂基团反应的交联剂组合,所述组合物具有> / = 40秒的Koenig硬度和最低成膜温度(MFFT)<55℃。此外,如此形成水性组合物, 其在各种应用中的应用。 水性组合物具有优异的性能,特别是MFFT和Koenig硬度的有利平衡。

    Polymeric aqueous coating compositions
    10.
    发明授权
    Polymeric aqueous coating compositions 有权
    聚合物水性涂料组合物

    公开(公告)号:US07217758B2

    公开(公告)日:2007-05-15

    申请号:US10381261

    申请日:2001-10-12

    IPC分类号: C08J3/03

    CPC分类号: C09D201/00 C09D5/02

    摘要: An aqueous coating composition comprising a crosslinkable water-dispersible oligomer(s), a dispersed polymer(s) and optionally a non-crosslinkable water-dispersible oligomer wherein the crosslinkable oligomer(s) and non-crosslinkable oligomer(s) comply with Equation 1 as follows: - 15 × 10 4

    摘要翻译: 一种水性涂料组合物,其包含可交联的水分散性低聚物,分散的聚合物和任选的不可交联的水分散性低聚物,其中所述可交联低聚物和不可交联的低聚物符合等式1 如下: - L = > 1 + Q + { MROW> MMI > / A / MROW> 0.5 - > 4