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    • 111. 发明授权
    • Cationic electrocoating compositions, method of making, and use
    • 阳离子电涂组合物,制备方法和使用
    • US5936012A
    • 1999-08-10
    • US167687
    • 1998-10-07
    • Marvin L. KaufmanPatrick O'NeillRichard F. KarabinGregory J. McCollum
    • Marvin L. KaufmanPatrick O'NeillRichard F. KarabinGregory J. McCollum
    • C08G18/58C08G18/64C09D5/44C09D163/00C09D175/04C09D179/02C08K3/20
    • C08G18/643C09D5/4434Y10T428/31511Y10T428/31551
    • An electrodepositable composition that has: (A) an active hydrogen-containing cationic resin, electrodepositable on a cathode, having: (1) a polyepoxide; (2) an oxygen-substituted diamine compound having the following formula: ##STR1## where n is an integer from 2 to 4; and where R.sup.1 or R.sup.2 are the same or different and either one or both contain at least one oxygen and are alkyl, cycloalkyl, substituted alkyl, or substituted cycloalkyl having from 1 to 6 carbon atoms, or R.sup.1 and R.sup.2 are alkanol groups having from 2 to 6 carbon atoms, or R.sup.1, R.sup.2, and the N atom form a cyclic group which is substituted or unsubstituted such as morpholine and 1-(3-aminopropyl) imidazole; and (B) at least partially blocked isocyanate or polyisocyanate curing agent. The diamine compound of Formula I can be used alone or in conjunction with one or more secondary amines, nonhydroxy group containing amines and/or amines with ring structures. Optionally, the polyepoxide can be chain extended with active hydrogen-containing compounds other than polyoxyalkylene polyamines. Also provided is a method of producing an active hydrogen-containing cationic resin composition, electrodepositable on a cathode, comprised of (a) mixing together in a suitable reaction vessel a polyepoxide, or the precursors of the polyepoxide, a polycarboxylic acid, a blocked isocyanate curing agent; (b) adding to the mixture of (a) a base catalyst and the diamine compound of Formula I; (c) polymerizing the mixture of (b) to form a resinous composition; and (d) neutralizing the resinous composition of (c) by adding the resinous composition to a dilute mixture of acid and water to form an aqueous dispersed electrodepositable cationic resin composition.
    • 一种电沉积组合物,其具有:(A)可阴离子电解的活性含氢阳离子树脂,其具有:(1)聚环氧化物; (2)具有下式的氧取代二胺化合物:其中n是2至4的整数; 并且其中R 1或R 2相同或不同,并且一个或两者含有至少一个氧,并且是具有1至6个碳原子的烷基,环烷基,取代的烷基或取代的环烷基,或者R 1和R 2是具有2个 至6个碳原子,或R 1,R 2和N原子形成取代或未取代的环状基团,例如吗啉和1-(3-氨基丙基)咪唑; 和(B)至少部分封端的异氰酸酯或多异氰酸酯固化剂。 式I的二胺化合物可以单独使用或与一种或多种仲胺,含羟基的胺和/或具有环结构的胺结合使用。 任选地,聚环氧化物可以用除聚氧化烯多胺以外的活性含氢化合物链延伸。 还提供了一种生产可阴离子电沉积的含活性氢的阳离子树脂组合物的方法,其包括(a)在合适的反应容器中在聚环氧化物或聚环氧化物的前体,多元羧酸,封端异氰酸酯 固化剂 (b)向(a)碱催化剂和式I的二胺化合物的混合物中加入; (c)使(b)的混合物聚合以形成树脂组合物; 和(d)通过将树脂组合物加入酸和水的稀混合物中和(c)的树脂组合物,形成水分散的可电沉积阳离子树脂组合物。
    • 119. 发明授权
    • Aminoplast curable compositions containing disulfonic acid esters as
latent acid catalysts
    • 含有二磺酸酯作为潜酸催化剂的氨基塑料可固化组合物
    • US4501854A
    • 1985-02-26
    • US551388
    • 1983-11-14
    • Debra L. SingerGregory J. McCollumRostyslaw Dowbenko
    • Debra L. SingerGregory J. McCollumRostyslaw Dowbenko
    • C08F4/00C08K5/42C09D133/00C08L61/28
    • C07C309/00C08K5/42
    • An improved curable composition capable of acid catalyzed crosslinking is composed of an active hydrogen-containing resin, a curing agent and a sulfonate as latent acid catalyst. The catalyst is represented by the following structural formula: ##STR1## wherein: Z is a radical independently selected from C.sub.1 to C.sub.20 alkyl, C.sub.3 to C.sub.20 cycloalkyl, C.sub.6 to C.sub.18 aryl, halogen, alkoxy, hydroxyl, and aryloxy;R is independently selected from hydrogen, C.sub.1 to C.sub.20 alkyl, C.sub.3 to C.sub.20 cycloalkyl, and C.sub.6 to C.sub.18 aryl;R.sup.1 is independently selected from C.sub.1 to C.sub.20 alkyl, C.sub.3 to C.sub.20 cycloalkyl, hydroxyalkyl, and hydroxycycloalkyl;y is an integer from 0 to 4,w is an integer from 0 to 2, andx is an integer from 1 to 3, with the proviso that when w is 0, y is an integer from 1 to 4 and x is an integer from 2 to 3 and when y is 0, w is an integer from 1 to 2 and x is an integer from 1 to 3.
    • 能够进行酸催化交联的改进的可固化组合物由含活性氢的树脂,固化剂和作为潜酸催化剂的磺酸盐组成。 催化剂由以下结构式表示:其中:Z是独立地选自C 1至C 20烷基,C 3至C 20环烷基,C 6至C 18芳基,卤素,烷氧基,羟基和芳氧基的基团; R独立地选自氢,C1至C20烷基,C3至C20环烷基和C6至C18芳基; R 1独立地选自C 1至C 20烷基,C 3至C 20环烷基,羟基烷基和羟基环烷基; y是0至4的整数,w是0至2的整数,x是1至3的整数,条件是当w为0时,y为1至4的整数,x为整数 2〜3,y为0时,w为1〜2的整数,x为1〜3的整数。
    • 120. 发明授权
    • Aromatic acid catalysts providing improved humidity resistance
    • 提供改善的耐湿性的芳香族酸催化剂
    • US4500680A
    • 1985-02-19
    • US551389
    • 1983-11-14
    • Debra L. SingerGregory J. McCollumRostyslaw DowbenkoJames B. O'Dwyer
    • Debra L. SingerGregory J. McCollumRostyslaw DowbenkoJames B. O'Dwyer
    • C08K5/42C08L61/20C08L67/00C08L75/00
    • C08K5/42
    • Curable compositions with improved humidity resistance are composed of an active hydrogen-containing resin which is essentially free of glycidyl groups, a curing agent present externally and/or internally as a part of the active hydrogen-containing resin, and a catalytic amount of a sulfonic acid having a molecular weight of less than 500 and represented by the following structural formula: ##STR1## wherein: Z is a radical independently selected from C.sub.1 to C.sub.20 alkyl, C.sub.3 to C.sub.20 cycloalkyl, C.sub.6 to C.sub.18 aryl, halogen, alkoxy, and aryloxy;R is independently selected from hydrogen, C.sub.1 to C.sub.20 alkyl, C.sub.3 to C.sub.20 cycloalkyl and C.sub.6 to C.sub.18 aryl;y is an integer from 0 to 4; w is an integer from 0 to 2;x is an integer from 1 to 3, with the proviso that when w is 0, y is an integer from 1 to 4 and x is an integer from 2 to 3 and when y is 0, w is an integer from 1 to 2 and x is an integer from 1 to 2.
    • 具有改善的耐湿性的可固化组合物由基本上不含缩水甘油基的活性含氢树脂,外部存在和/或内部作为活性含氢树脂的一部分存在的固化剂和催化量的磺酸 分子量小于500并由以下结构式表示的酸:其中:Z是独立地选自C 1至C 20烷基,C 3至C 20环烷基,C 6至C 18芳基,卤素,烷氧基和芳氧基 ; R独立地选自氢,C1至C20烷基,C3至C20环烷基和C6至C18芳基; y为0〜4的整数; w为0〜2的整数; x为1〜3的整数,条件是当w为0时,y为1〜4的整数,x为2〜3的整数,y为0时,w为1〜2的整数, x是1到2的整数。