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    • 3. 发明授权
    • Aqueous binding agent dispersion for cationic electro-dipcoat paint
    • 用于阳离子电泳涂料的水性粘合剂分散体
    • US06274649B1
    • 2001-08-14
    • US09367001
    • 1999-09-02
    • Günther OttHardy ReuterWalter JouckThierry HerningSusanne PiontekUlrich HeimannKarl-Heinz Grosse-Brinkhaus
    • Günther OttHardy ReuterWalter JouckThierry HerningSusanne PiontekUlrich HeimannKarl-Heinz Grosse-Brinkhaus
    • C08K320
    • C08G59/184C08G59/182C09D5/4434
    • The present invention relates to an aqueous binder dispersion for cathodic electrodeposition coatings obtained A) by reacting I. a precursor prepared at temperatures of from 120 to 180° C. from a) a diepoxide compound or a mixture of diepoxide compounds and b) an aromatic or aliphatic compound hydroxyl, carboxyl, phenol and/or thiol groups, or a mixture of such compounds with reaction of the phenolic hydroxyl groups with epoxide groups, II. with at least one organic amine or a mixture of organic amines at a temperature between 60 and about 130° C. to give an epoxide/amine adduct; B) subsequently or simultaneously reacting at least one secondary hydroxyl group of the precursor with an unreacted epoxide group of the epoxide/amine adduct prepared in step A) at a temperatures of from about 110 to about 150° C.; C) adding a crosslinking agent at a temperature of less than about 150° C.; D) neutralizing the resulting binder from step A to C at a temperature of from about 90 to about 110° C.; and E) dispersing the neutralized binder obtained in step A to D in water.
    • 本发明涉及一种用于阴极电沉积涂料的水性粘合剂分散体,其通过使I。 由二环氧化合物或二环氧化合物的混合物和b)芳族或脂族化合物羟基,羧基,苯酚和/或硫醇基团或这些化合物与反应的混合物制备的前体,其温度为120-180℃。 的酚羟基与环氧基团,II。 与至少一种有机胺或有机胺的混合物在60至约130℃之间的温度下反应,得到环氧化物/胺加合物; B)随后或同时使前体的至少一个仲羟基与未反应的环氧化物 在步骤A)中制备的环氧化物/胺加合物基团在约110至约150℃的温度下; C)在小于约150℃的温度下加入交联剂; D)中和所得粘合剂 在步骤A至C的温度为约90至约110℃; 和E)将步骤A中获得的中和的粘合剂分散到D中。
    • 7. 发明授权
    • Dispersion product for producting an electrophoretically precipitable dipping varnish
    • 用于产生电泳可沉淀浸渍清漆的分散产物
    • US06201043B1
    • 2001-03-13
    • US09242146
    • 1999-04-27
    • Wolfgang BremserFrank StrickmannGünther OttKarl-Heinz Grosse-Brinkhaus
    • Wolfgang BremserFrank StrickmannGünther OttKarl-Heinz Grosse-Brinkhaus
    • C08K320
    • C09D151/08C08F283/10C09D5/4473
    • The invention relates to aqueous dispersions. They are obtainable by polymerizing an ethylenically unsaturated monomer or a mixture of ethylenically unsaturated monmers [sic] in an aqueous solution of an at least partially protonated epoxide-amine adduct. It is characterized in that the epoxide-amine adduct is for its part obtainable by reacting (A) a glycidyl ether of a polyphenol that contains on statistical average at least one epoxide group in the molecule, or a mixture of such glycidyl ethers, (B) a polygycidyl [sic] ether of a polyol that contains on statistical average more than 1.0 epoxide groups in the molecule, or a mixture of such polyglycidyl ethers, and (C) a compound that contains a primary amino group in the molecule, or a mixture of such compounds, to give the epoxide-amine adduct, components (A) and (B) being employed in a ratio of equivalents of from 1.0:0.5 to 1.0:8.0 and from 0.3 to 0.7 mol of component (C) being employed per equivalent of epoxide groups of (A) and (B).
    • 本发明涉及水性分散体。 它们可通过在至少部分质子化的环氧化物 - 胺加合物的水溶液中聚合烯属不饱和单体或烯属不饱和单体的混合物而获得。 其特征在于环氧 - 胺加合物部分可通过使(A)分子中含有至少一个环氧基的统计平均数的多酚的缩水甘油醚或这种缩水甘油醚的混合物(B )多元醇的聚环己烷基醚,其在分子中统计平均含有超过1.0个环氧基,或这些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得到环氧化物 - 胺加合物,组分(A)和(B)以当量为1.0:0.5至1.0:8.0和0.3-0.7mol的组分(C)的使用量使用 (A)和(B)的每当量的环氧基团。