BINDER FOR AN AQUEOUS COATING COMPOSITION

    公开(公告)号:US20220098406A1

    公开(公告)日:2022-03-31

    申请号:US17423002

    申请日:2020-01-30

    摘要: The invention relates to a self-emulsifying polymer US comprises Michael donor groups, wherein the Michael donor groups are acidic C—H groups from activated methylene and/or methine groups, to an aqueous polymer dispersion containing a mixture thereof with compounds having Michael acceptor groups which are activated olefinically unsaturated groups, activated by an electron-withdrawing group, and a catalyst to promote the Michael reaction, to a paint binder prepared from the mixture and the catalyst, and to coating compositions comprising the paint binder and appropriate additives.

    HARDENER COMPOSITION FOR EPOXY RESIN BASED COATING COMPOSITIONS, PROCESS FOR THEIR PREPARATION AND USE THEREOF

    公开(公告)号:US20200299536A1

    公开(公告)日:2020-09-24

    申请号:US16086098

    申请日:2017-03-16

    摘要: This invention relates to a hardener composition for an epoxy resin based two-pack coating formulation wherein the hardener composition comprises moieties having at least one structural element of formula >N-D1-NH2, and moieties having at least one structural element of formula >N-D2-NH—C(O)-Q, wherein D1 is a bivalent group, D2 is a bivalent group, and Q is a univalent group, to epoxy resin based two-pack coating formulations comprising at least one epoxy resin which is a polymer containing, on average, at least two epoxide groups per molecule, and the hardener composition, and at least one of diglycerides which are esters of glycerol with two molecules of fatty acid, monoglycerides which are esters of glycerol with one molecule of fatty acid, or glycerol, or the reaction products of at least one of diglycerides or monoglycerides or glycerol with organic compounds having at least one reactive group selected from the group consisting of acylesters, acylanhydrides, isocyanates, epoxides, cyclocarbonates, and aziridines, and to the use of these epoxy resin based two-pack coating formulations as protective coatings on metallic and mineral substrates.

    CATIONIC WATER-DILUTABLE BINDERS
    3.
    发明申请
    CATIONIC WATER-DILUTABLE BINDERS 有权
    阳离子水可拌粘合剂

    公开(公告)号:US20160272823A1

    公开(公告)日:2016-09-22

    申请号:US15028742

    申请日:2014-10-17

    IPC分类号: C09D5/44 C25D5/50 C25D9/02

    摘要: The invention relates to a process for cationic electrodeposition coating using cationic water-dilutable binders comprising a water-soluble bismuth salt or chelate complex B, and a chain-extended epoxy-amine adduct EA which comprises moieties derived from epoxide compounds E2 having at least two epoxide groups per molecule, low molar mass epoxide compounds E3 having two epoxide groups per molecule, one or more of amidoamines A41 having at least one amide group and at least one amino group, made from amines A1 having at least two amino groups per molecule and a fatty acid A4, further amines A1, an amine A2 which has at least one secondary amino group per molecule, an amine A3 having at least one tertiary, and at least one primary amino group per molecule, fatty acids A4, and phenolic compounds A5 having at least two phenolic hydroxyl groups.

    摘要翻译: 本发明涉及使用含有水溶性铋盐或螯合络合物B的阳离子水可稀释粘合剂和扩链环氧 - 胺加合物EA的阳离子电沉积涂覆方法,其包含衍生自环氧化合物E2的部分,其具有至少两个 每分子的环氧基团,每分子具有两个环氧基团的低摩尔质量环氧化合物E3,一个或多个具有至少一个酰胺基和至少一个氨基的酰氨基胺A41,其由每个分子具有至少两个氨基的胺A 1制成, 脂肪酸A4,其它胺A1,每分子具有至少一个仲氨基的胺A2,每分子具有至少一个叔胺和至少一个伯氨基的胺A3,脂肪酸A4和酚类化合物A5 具有至少两个酚羟基。

    COATING COMPOSITION
    4.
    发明公开
    COATING COMPOSITION 审中-公开

    公开(公告)号:US20240141200A1

    公开(公告)日:2024-05-02

    申请号:US18280577

    申请日:2022-03-10

    摘要: The present invention relates to a coating composition comprising a blend of polyesters, said blend comprising:—from 0.1 to 99.9% by weight of one or more saturated polyesters (A) and—from 99.9 to 0.1% by weight of one or more unsaturated polyesters (B), based on the total weight of polyesters (A) and (B); said one or more (A) and one or more (B) having a Weight Average Molecular Weight (Mw) of at least 15,000 g/mole, as measured by Gel Permeation Chromatograph using tetrahydrofuran as solvent, and a glass transition temperature, as measured by Differential Scanning Calorimetry, according to DIN EN 61006, method A, of at least 60° C. The present invention also relates to a high molecular weight polyester as such, the method for producing a coated substrate, the coated substrate as such, and use of the coating composition.