Multilayered enamelling process
    2.
    发明授权
    Multilayered enamelling process 失效
    多层搪瓷工艺

    公开(公告)号:US6165561A

    公开(公告)日:2000-12-26

    申请号:US254168

    申请日:1999-05-17

    摘要: This invention relates to a process for the production of a multilayer lacquer coating on a substrate having an autophoretically coatable, metallic surface, in which a first priming coat of an autophoretically depositable coating composition is autophoretically deposited and then stoved and one or more subsequent coats are then applied by spraying, wherein the autophoretically depositable coating composition contains one or more constituents having an adhesion promoting action and/or wherein before one or more further coats are applied by spraying, the stoved priming layer produced by autophoretic deposition is physically and/or chemically treated and/or provided with an adhesion promoting coat.

    摘要翻译: PCT No.PCT / EP97 / 04702 Sec。 371日期1999年5月17日 102(e)日期1999年5月17日PCT提交1997年9月3日PCT公布。 公开号WO98 / 09737 1998年3月12日发明内容本发明涉及一种在具有自动渗透涂覆的金属表面的基材上生产多层漆层的方法,其中将自动渗透沉积的涂料组合物的第一起动涂层自动沉积并然后烘烤, 然后通过喷涂施加更多的随后的涂层,其中所述自动渗透沉积的涂料组合物含有一种或多种具有粘附促进作用的组分和/或其中在通过喷雾施用一种或多种另外的涂层之前,通过自动渗透沉积制备的烘烤的底漆层是 物理和/或化学处理和/或提供粘附促进涂层。

    Aqueous coating media and their use in single-layer and multi-layer
coating processes
    4.
    发明授权
    Aqueous coating media and their use in single-layer and multi-layer coating processes 失效
    水性涂​​料介质及其在单层和多层涂层工艺中的应用

    公开(公告)号:US5886085A

    公开(公告)日:1999-03-23

    申请号:US849310

    申请日:1997-06-10

    摘要: Coating media and their use in processes for producing single-layer and multi-layer coatings are described. The coating media contain an aqueous mixture comprisingI. 99-70% by weight of a mixture ofA) 50-100% by weight of one or more binder vehicles which at least in part contain ionic groups,B) 0-50% by weight of one or more crosslinking agents, which at least in part may contain ionic groups, for binder vehicle A), wherein the ionic groups which are present have the same charge as those of component A), andII. 1-30% by weight of one or more binder vehicles (component C), which are miscible both with the binder vehicles of component A) at the storage temperature and with each other at the curing temperature of the coating media and which contain ionic groups, the charge of which is opposite to the charge of the ionic groups of component I), wherein the percentages by weight are given with respect to the weight of resin solids in each case and wherein the proportions of components I) and II) are matched to each other so that 0.5 to 70% of the number of charges of the ionic groups of I) are neutralised by the charges of the ionic groups of II), andIII. customary lacquer additives and/or pigments and/or extenders, and optionally one or more customary lacquer solvents.

    摘要翻译: PCT No.PCT / EP95 / 04967 Sec。 371日期:1997年6月10日 102(e)日期1997年6月10日PCT 1995年12月15日PCT PCT。 WO96 / 18693 PCT出版物 日期1996年6月20日涂料介质及其在生产单层和多层涂料工艺中的应用。 涂层介质包含含有99-70%(重量)A至50-100%重量的一种或多种粘合剂载体的混合物的水性混合物,其至少部分含有离子基团,B)0-50% 一种或多种至少部分可以含有离子基团的交联剂对于粘合剂载体A)的重量,其中存在的离子基团具有与组分A)和II相同的电荷。 1-30重量%的一种或多种粘合剂载体(组分C),它们可与组分A的粘合剂载体混合)在储存温度下并且在涂布介质的固化温度下彼此混合并且含有离子基团 ,其电荷与组分I)的离子基团的电荷相反,其中以每种情况下相对于树脂固体的重量给出重量百分比,并且其中组分I)和II)的比例匹配 使得I)的离子性基团的电荷数的0.5〜70%被II)和III的离子性基团的电荷中和。 常规的漆添加剂和/或颜料和/或增量剂,以及任选的一种或多种常规的漆溶剂。

    Process for producing decorative multiple-layer coatings
    5.
    发明授权
    Process for producing decorative multiple-layer coatings 失效
    生产装饰性多层涂料的方法

    公开(公告)号:US5681622A

    公开(公告)日:1997-10-28

    申请号:US564343

    申请日:1996-02-13

    摘要: A process and a coating medium for producing a decorative multilayer coating on a substrate, wherein a base lacquer coat is applied and is overpainted with a transparent lacquer coat, wherein an aqueous, self-crosslinking base lacquer is used, which contains, as a binder vehicle, an aqueous polyurethane resin dispersion based on a polyurethane resin having a number average molecular weight (Mn) of 2500 to 120,000, a content of 10 to 400 mmole of lateral and/or terminal hydroxyl and/or R'O groups bonded to silicon, where R'=a C.sub.1 to C.sub.8 alkyl or C(O)R''', and R'''=a C.sub.1 to C.sub.10 alkyl, per 100 g solid resin, a hydroxyl number of 0 to 150, wherein hydroxyl groups bonded to silicon are not included in the calculation of the OH number, and a content of ionic groups, groups convertible into ionic groups and/or hydrophilic groups of 5 to 200 mEqu per 100 g solid resin.

    摘要翻译: PCT No.PCT / EP95 / 01410 Sec。 371日期1996年2月13日 102(e)日期1996年2月13日PCT提交1995年4月14日PCT公布。 公开号WO95 / 28428 日期1995年10月26日一种用于在基材上生产装饰性多层涂层的方法和涂布介质,其中施加基漆漆并用透明漆涂层涂覆,其中使用水性自交联基漆,其中 含有作为粘合剂载体的基于数均分子量(Mn)为2500〜120,000的聚氨酯树脂的水性聚氨酯树脂分散体,含有10〜400mmole的侧面和/或末端羟基和/或R' O基团,其中R'= C 1至C 8烷基或C(O)R“',并且R”'= C 1至C 10烷基,每100克固体树脂,羟基数为0至150,其中 结合硅的羟基不包括在OH数的计算中,离子基团的基团,可转换成离子基团和/或亲水基团的基团为每100克固体树脂为5至200mEqu。

    Aqueous polyurethane resin dispersion, processes for its preparation,
and its use in aqueous coating compositions
    6.
    发明授权
    Aqueous polyurethane resin dispersion, processes for its preparation, and its use in aqueous coating compositions 失效
    水性聚氨酯树脂分散体,其制备方法及其在水性涂料组合物中的应用

    公开(公告)号:US5552496A

    公开(公告)日:1996-09-03

    申请号:US394553

    申请日:1995-02-27

    摘要: An aqueous coating composition which is self-drying or is crosslinked by external agents, processes and dispersions for its preparation and its use. The coating composition comprises:I) 40 to 100% by weight of a film-former in the form of an aqueous dispersion of one or more polyurethane resins having a number-average molecular mass (Mn) of from 2500 to 1,000,000 and a content of ionic groups, groups which can be converted to ionic groups, and/or hydrophilic groups of from 5 to 200 meq per 100 g of solid resin, and at least one CH-acid group per molecule and a OH-number of 0 to 100, wherein some or all of the Ch-acid groups can be reacted with one ore more compounds which are able to react with at least two CH-acid groups for chain-lengthening, andII) 60 to 0% by weight of one or more crosslinkers based on compounds which can react with at least two CH-acidic groups, based on formaldehyde condensation resins and/or polyisocyanates containing free or blocked isocyanate groups,the percentages by weight of I) and II) relating to the resin solids content and adding up to 100% by weight, and optionally pigments, fillers, organic solvents and/or conventional coating additives.

    摘要翻译: 一种水性涂料组合物,其自干燥或通过外用剂,其制备方法和分散体及其用途进行交联。 涂料组合物包括:I)40-100重量%的数均分子量(Mn)为2500至1,000,000的一种或多种聚氨酯树脂的水分散体形式的成膜剂,其含量为 离子基团,可以转化为离子基团的基团和/或每100克固体树脂为5至200meq的亲水基团,每分子至少一个CH酸基团和0-100个OH-基团, 其中一些或全部的Ch酸基团可以与一个或多个能够与至少两个CH-酸基团反应以进行链延长的化合物反应,和II)60至0重量%的一种或多种交联剂 基于可以与至少两个CH-酸性基团反应的化合物,基于甲醛缩合树脂和/或含有游离或封闭的异氰酸酯基团的多异氰酸酯,I)和II)的重量百分比与树脂固体含量相关并加起来 至100重量%,以及任选的颜料,填料,有机溶剂 和/或常规涂料添加剂。

    Aqueous coatings, the production thereof and the use thereof in the
production of multi-layer paint coatings
    8.
    发明授权
    Aqueous coatings, the production thereof and the use thereof in the production of multi-layer paint coatings 失效
    水性涂​​料,其制备方法及其在多层涂料涂料生产中的应用

    公开(公告)号:US6069218A

    公开(公告)日:2000-05-30

    申请号:US254416

    申请日:1999-03-08

    摘要: Aqueous coatings for the multi-layer painting of motor vehicles based on one or more binders and optionally crosslinking agents, pigments and/or fillers, paint industry additives and/or solvents, which contain as binder an aqueous dispersion based on polyurethane/polymer hybrid polymers having a numerical average of the molar mass (Mn) of 8000 to 1500000, a ratio by weight of polyurethane to polymer content of 0.05:1 to 50:1, a hydroxyl number of 0 to 150 mg KOH/g, based on solid resin, hydroxyl groups bound to silicon not being included when calculating the OH number, and an acid number of 1.5 to 40 mg KOH/g, based on solid resin, and a content of 0.5 to 150 mmole of silicon per 100 g of solid resin in the form of siloxane bridges (--Si--O--Si--) bound into the polyurethane content and/or in the form of silanol groups bound to the polyurethane content.

    摘要翻译: PCT No.PCT / EP97 / 04821 Sec。 371日期1999年3月8日 102(e)1999年3月8日PCT 1997年9月5日PCT公布。 公开号WO98 / 日期1998年3月12日基于一种或多种粘合剂和任选的交联剂,颜料和/或填料,涂料工业添加剂和/或溶剂的机动车辆多层涂料的水性涂料,其包含作为粘合剂的基于 数均摩尔质量(Mn)为8000〜1500000的聚氨酯/聚合物混合聚合物,聚氨酯与聚合物含量的重量比为0.05:1〜50:1,羟值为0〜150mgKOH / g ,基于固体树脂,当计算OH值时不包括与硅结合的羟基,并且基于固体树脂的酸值为1.5至40mg KOH / g,并且每100个含量为0.5至150mmol的硅 g的结合到聚氨酯含量的硅氧烷桥(-Si-O-Si-)形式的固体树脂和/或与聚氨酯含量结合的硅烷醇基的形式。

    Aqueous dispersion of silane-functional polyurethane resins, coating
compositions and use thereof
    9.
    发明授权
    Aqueous dispersion of silane-functional polyurethane resins, coating compositions and use thereof 失效
    硅烷官能聚氨酯树脂的水分散体,涂料组合物及其用途

    公开(公告)号:US5908895A

    公开(公告)日:1999-06-01

    申请号:US879971

    申请日:1997-06-20

    摘要: Aqueous dispersion of silane-functional polyurethane resins having a number average molecular weight of 10000 to 500000 and a silicon content of 1 to 30 mmol per 100 g of resin solids obtainable by reacting(A) adducts containing NCO groups, which adducts are obtainable by reactinga) one or more compounds having at least one ionic or ionisable and/or hydrophilic nonionic group, and more than one isocyanate-reactive group withb) one or more organic diisocyanates,(B) with polyesters having an OH value of 150 to 300 mg of KOH/g and more than three OH groups per molecule, which are obtainable by reactingc) polyalcohols withd) polycarboxylic acids ande) monofatty acids(C) optionally with linear polyesters having an OH value of 40 to less than 150 mg of KOH/g, which contain no monofatty acids, and(D) with organic polyisocyanates, wherein at least a proportion of the polyisocyanates has at least one functional group R.sup.1 OSi.tbd. in whichR.sup.1 means C.sub.1 to C.sub.8 alkyl or --C(O)R.sup.2 and R.sup.2 means C.sub.1 to C.sub.10 alkyl,and converting the reaction product into an aqueous dispersion.

    摘要翻译: 数均分子量为10000〜500000,硅含量为1〜30mmol的硅烷官能聚氨酯树脂的水分散体,每100克树脂固体可通过使(A)含有NCO基团的加合物反应得到,该加合物可通过使 a)一种或多种具有至少一种离子或可离子和/或亲水性非离子基团的化合物,以及多于一种异氰酸酯反应性基团,其中b)一种或多种有机二异氰酸酯,(B)与OH值为150至300的聚酯 mg / g和每个分子多于三个OH基团,它们可通过使c)多元醇与d)多元羧酸和e)单糖(C)任选地具有OH值为40至小于150mg的线性聚酯 不含单糖的KOH / g,和(D)有机多异氰酸酯,其中至少一部分多异氰酸酯具有至少一个官能团R1OSi 3BOND,其中R1表示C1至C8烷基或-C(O)R2 而R2意味着 C1-C10烷基,并将反应产物转化成水分散体。