Process for coating electrically conductive substrates, water-based
coatings and crosslinking agents containing masked NCO groups
    1.
    发明授权
    Process for coating electrically conductive substrates, water-based coatings and crosslinking agents containing masked NCO groups 失效
    用于涂覆导电基材,水性涂料和含有掩蔽的NCO基团的交联剂的方法

    公开(公告)号:US5324402A

    公开(公告)日:1994-06-28

    申请号:US956763

    申请日:1993-02-04

    摘要: The invention relates to a cathodic electro-dipping process wherein the electro-dipping primer employed contains a crosslinking agent which can be obtained by(I) reacting, in a first stage,(a) diphenylmethane diisocyanate and(b) a monoalcohol or a mixture of monoalcohols to give an intermediate product (A) containing isocyanate groups, and(II) reacting this intermediate product (A) in a second stage with(c) a polyol or a mixture of polyols to give an intermediate product (B) containing hydroxyl groups which(III) is reacted in a third stage either with(d) a cycloaliphatic, aliphatic or araliphatic polyisocyanate or a mixture of such polyisocyanates and(e) a monofunctional masking agent or a mixture of such masking agents or with(f) a partially-masked polyisocyanate prepared from (d) and (e)to give a crosslinking agent which is free from isocyanate groups.

    摘要翻译: PCT No.PCT / EP91 / 01011 Sec。 371日期:1993年2月4日 102(e)日期1993年2月4日PCT PCT 1991年5月31日PCT公布。 WO91 / 18952 PCT出版物 日本1991年12月12日。本发明涉及一种阴极电浸法,其中使用的电浸渍底物含有交联剂,其可以通过(I)在第一阶段中使(a)二苯基甲烷二异氰酸酯和( b)一元醇或一元醇的混合物,得到含有异氰酸酯基团的中间产物(A),和(II)使该中间产物(A)在第二阶段与(c)多元醇或多元醇混合物反应,得到 含有羟基的中间产物(B)(III)在第三阶段与(d)脂环族,脂族或芳脂族多异氰酸酯或这些多异氰酸酯的混合物和(e)单官能掩蔽剂或这种掩蔽剂的混合物 (f)由(d)和(e)制备的部分掩蔽的多异氰酸酯,得到不含异氰酸酯基团的交联剂。

    Process for coating electrically conductive substrates, aqueous coating
composition, process for the preparation of a cationic, amine-modified
epoxy resin and cationic, amine-modified epoxy resin prepared according
to this process
    2.
    发明授权
    Process for coating electrically conductive substrates, aqueous coating composition, process for the preparation of a cationic, amine-modified epoxy resin and cationic, amine-modified epoxy resin prepared according to this process 失效
    用于涂覆导电基材的方法,水性涂料组合物,用于制备阳离子,胺改性的环氧树脂和阳离子,根据该方法制备的胺改性的环氧树脂的方法

    公开(公告)号:US5262465A

    公开(公告)日:1993-11-16

    申请号:US777339

    申请日:1991-12-11

    摘要: The invention relates to a cathodic electro-dipcoating process, wherein the electro-dipcoating composition used contains a cationic, amine-modified epoxy resin, which is obtainable by reacting(A) a polyepoxide,(B) an amine and(C) an adduct, which is obtainable by . . . (sic)(c1) a polyether- or polyester-polyol,(c2) a polyisocyanate and(c3) a compound which contains at least one hydrogen atom which is reactive towards isocyanate groups and at least one ketimine group in the molecule, and/or(D) a hydrolysis product of (C)with one another in a relative proportion such that 20 to 90% of the epoxy groups of component (A) are reacted with component (B) and the remaining epoxy groups are reacted with component (C) and/or (D), and--if still necessary--at least partially protonating the reaction product thus obtained.

    摘要翻译: PCT No.PCT / EP90 / 00843 Sec。 371日期1991年12月11日 102(e)日期1991年12月11日PCT 1990年5月25日PCT PCT。 出版物WO90 / 15108 日本1990年12月13日。本发明涉及一种阴极电沉积工艺,其中所用的电沉积涂料组合物含有阳离子胺改性环氧树脂,其可通过使(A)聚环氧化物,(B) 胺和(C)加合物,其可通过以下方式获得。 。 。 (c1)(c1)聚醚或聚酯多元醇,(c2)多异氰酸酯和(c3)含有至少一个对分子中的异氰酸酯基团和至少一个酮亚胺基具有反应性的氢原子的化合物和/ 或(D)(C)的水解产物相对比例使得组分(A)的20-90%的环氧基与组分(B)反应,剩余的环氧基与组分( C)和/或(D),以及 - 如果仍然是必要的 - 至少部分质子化由此获得的反应产物。

    Process for the coating of electrically conducting substrates, aqueous
paint, epoxide-amine adduct and use of the epoxide-amine adduct as
grinding resin in the production of pigment pastes
    3.
    发明授权
    Process for the coating of electrically conducting substrates, aqueous paint, epoxide-amine adduct and use of the epoxide-amine adduct as grinding resin in the production of pigment pastes 失效
    导电基材的涂布方法,水性涂料,环氧胺 - 加合物以及环氧胺 - 胺加合物作为研磨树脂在颜料浆生产中的应用

    公开(公告)号:US5324404A

    公开(公告)日:1994-06-28

    申请号:US862577

    申请日:1992-07-28

    CPC分类号: C09D5/4492

    摘要: In order to increase the stone chip resistance of automobile finishes aqueous electrocoating paints are used which are produced by the use of a pigment paste which contains as grinding resin an at least partially protonated epoxide-amine adduct which is obtainable by reacting(A) a glycidyl ether of a polyphenol which contains on statistical average at least one epoxide group in the molecule, or a mixture of such glycidyl ethers,(B) a polyglycidyl ether of a polyol which contains on statistical average more than 1.0 epoxide groups in the molecule, or a mixture of such polyglycidyl ethers, and(C) a compound which contains a primary amino group in the molecule or a mixture of such compoundswith each other in such a stoichiometric ratio that an epoxide-amine adduct is obtained in which on statistical average at least 2.0 primary amino groups of the component (C) are incorporated in a chain-extending function with the formation of tertiary amino groups and the resultant epoxide-amine addict is at least partially protonated.

    摘要翻译: PCT No.PCT / EP90 / 02211 Sec。 371日期:1992年7月28日 102(e)日期1992年7月28日PCT 1990年12月17日PCT PCT。 出版物WO91 / 09917 日本1991年7月11日。为了提高汽车漆的石芯片电阻,使用通过使用含有作为研磨树脂的至少部分质子化的环氧化物 - 胺加合物的颜料浆料制成的水性电涂料,其可获得 通过使(A)在分子中含有至少一个环氧基团的多酚的缩水甘油醚或这种缩水甘油醚的混合物,(B)多元醇的聚缩水甘油醚,其统计平均值大于1.0 分子中的环氧基团或这种多缩水甘油醚的混合物,和(C)在分子中含有伯氨基的化合物或这些化合物的混合物以化学计量比使得环氧胺 - 胺加合物为 其中在统计学上平均,组分(C)的至少2.0个伯氨基被并入形成叔氨基的扩链功能中,结果是 nt环氧 - 胺瘾剂至少部分质子化。

    Process for coating electrically conductive substrates, water-based
coatings and crosslinking agents containing masked NCO groups
    5.
    发明授权
    Process for coating electrically conductive substrates, water-based coatings and crosslinking agents containing masked NCO groups 失效
    用于涂覆导电基材,水性涂料和含有掩蔽的NCO基团的交联剂的方法

    公开(公告)号:US5410001A

    公开(公告)日:1995-04-25

    申请号:US216864

    申请日:1994-03-23

    摘要: The invention relates to a cathodic electro-dipping process wherein the electro-dipping primer employed contains a crosslinking agent which can be obtained by(I) reacting, in a first stage,(a) diphenylmethane diisocyanate and(b) a monoalcohol or a mixture of monoalcohols to give an intermediate product (A) containing isocyanate groups, and(II) reacting this intermediate product (A) in a second stage with(c) a polyol or a mixture of polyols to give an intermediate product (B) containing hydroxyl groups which(III) is reacted in a third stage either with(d) a cycloaliphatic, aliphatic or araliphatic polyisocyanate or a mixture of such polyisocyanates and(e) a monofunctional masking agent or a mixture of such masking agents or with(f) a partially-masked polyisocyanate prepared from (d) and (e)to give a crosslinking agent which is free from isocyanate groups.

    摘要翻译: 本发明涉及一种阴极电浸渍方法,其中所用的电浸渍底物含有交联剂,其可以通过(I)在(a)二苯基甲烷二异氰酸酯和(b)一元醇或混合物 的一元醇,得到含有异氰酸酯基团的中间产物(A),和(II)使该中间产物(A)在第二阶段与(c)多元醇或多元醇的混合物反应,得到含羟基的中间产物(B) (III)在第三阶段与(d)脂环族,脂族或芳脂族多异氰酸酯或这些多异氰酸酯的混合物和(e)单官能掩蔽剂或这种掩蔽剂的混合物或与(f) 由(d)和(e)制备的部分掩蔽的多异氰酸酯得到不含异氰酸酯基团的交联剂。

    Process for coating electrically conducting substrates, substrates
coated by this process and aqueous electrocoating baths
    6.
    发明授权
    Process for coating electrically conducting substrates, substrates coated by this process and aqueous electrocoating baths 失效
    用于涂覆导电基材,通过该方法涂覆的基材和水性电泳浴的方法

    公开(公告)号:US5380412A

    公开(公告)日:1995-01-10

    申请号:US126669

    申请日:1993-09-24

    摘要: The invention relates to a cathodic electrocoating process, which uses electrocoating baths which contain a cationc amine-modified epoxy resin otainable by reacting(A) a diepoxy compound of an epoxy equivalent weight below 2000B) a compound monofunctionally reactive toward the epoxide groups and containign an alcoholic OH group, a phenolic OH group or an SH group, and(C) an amine,the components (A) and (B) being used in molar ratio of 10:1 to 1:1, preferably 4:1 to 1.5:1 and the positive charges being introduced by protonization of the reaction product and/or by use of amine salts as the component (C). The electrocoating baths used are distinguished by containing at least 7.5% by weight of a polyoxyalkylenepolyamine, the percentage by weight referring to the total amount of binders contained in the electrocoating bath.

    摘要翻译: PCT No.PCT / EP89 / 01163 Sec。 371 1990年9月18日第 102(e)1990年9月18日PCT PCT日期:1988年12月15日PCT公布。 出版物WO89 / 06672 日本时间1989年7月27日。本发明涉及一种阴极电泳工艺,其使用含有阳离子胺改性环氧树脂的电泳浴,其可通过使(A)环氧当量重量低于2000B的二环氧化合物与化合物单功能 对环氧基反应并含有醇OH基团,酚OH基或SH基,和(C)胺,组分(A)和(B)的摩尔比为10:1至1:1 ,优选4:1至1.5:1,并且通过反应产物的质子化和/或通过使用胺盐作为组分(C)引入正电荷。 使用的电泳浴的特征在于含有至少7.5重量%的聚氧亚烷基多胺,重量百分比是指包含在电泳浴中的粘合剂的总量。

    Process for coating electrically conductive substrates, a water-based
coating and a crosslinking agent containing masked NCO groups
    8.
    发明授权
    Process for coating electrically conductive substrates, a water-based coating and a crosslinking agent containing masked NCO groups 失效
    用于涂覆导电基材,水性涂料和含有掩蔽的NCO基团的交联剂的方法

    公开(公告)号:US5451305A

    公开(公告)日:1995-09-19

    申请号:US955703

    申请日:1994-02-09

    IPC分类号: C08G18/80 C09D5/44 C25D13/10

    摘要: The invention relates to a cathodic electro-dipping process wherein the electro-dipping primer employed contains a crosslinking agent which can be obtained by reactinga) a diol and/or a triol or a mixture of diols and/or a mixture of triols,b) diphenylmethane 4,4'-diisocyanate the melting point of which has been depressed, by partial reaction with a monool and/or polyol or a mixture of monools and/or a mixture of polyols, so far that it is liquid at room temperature andc) a masking agent or a mixture of masking agentsto give a crosslinking agent which is free from isocyanate groups.

    摘要翻译: PCT No.PCT / EP91 / 01012 Sec。 371日期1994年2月9日 102(e)1994年2月9日PCT PCT 1991年5月31日PCT公布。 出版物WO92 / 00358 日本1992年1月9日。本发明涉及一种阴极电浸法,其中所用的电浸渍底物含有交联剂,其可通过使a)二醇和/或三醇或二醇和/ 或三醇的混合物,b)二苯基甲烷4,4'-二异氰酸酯,其熔点已经被抑制,通过与一元醇和/或多元醇或单醇和/或多元醇的混合物的混合物的部分反应,至目前为止 在室温下为液体,c)掩蔽剂或掩蔽剂混合物,得到不含异氰酸酯基团的交联剂。

    Three-layer metal pipe coating compositions and process for the exterior coating or metal pipes by a three-layer method
    10.
    发明授权
    Three-layer metal pipe coating compositions and process for the exterior coating or metal pipes by a three-layer method 失效
    三层金属管涂料组合物及其制备方法,采用三层方法对外涂层或金属管进行

    公开(公告)号:US06174569B1

    公开(公告)日:2001-01-16

    申请号:US08892081

    申请日:1997-07-14

    IPC分类号: B05D136

    摘要: The invention relates to three-layer metal pipe coating compositions based on a powder primer, on a thermoplastic hard adhesive and on a polyolefin cladding. The powder primer contains epoxidized novolak resins, phenolic crosslinking agents and fillers based on crystalline silicic acid modifications. The invention likewise relates to a process for the exterior coating of metal pipes by a three-layer method, in which the powder primer described is applied to the metal pipe, a thermoplastic hard adhesive is applied to the powder primer, and subsequently a polyolefin cladding is applied.

    摘要翻译: 本发明涉及基于粉末底漆,热塑性硬粘合剂和聚烯烃包层的三层金属管涂料组合物。 粉末底漆含有环氧化酚醛清漆树脂,酚类交联剂和基于结晶硅酸改性的填料。 本发明同样涉及一种通过三层方法对金属管外涂层的方法,其中所述的粉末底漆应用于金属管,将热塑性硬质粘合剂施加到粉末底漆上,随后将聚烯烃包层 被申请;被应用。