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    • 13. 发明授权
    • Self-dispersing curable epoxy resin dispersions and coating compositions
made therefrom
    • 自分散固化环氧树脂分散体和由其制成的涂料组合物
    • US5643976A
    • 1997-07-01
    • US366189
    • 1994-12-29
    • Kartar S. AroraMichael S. Wiggins
    • Kartar S. AroraMichael S. Wiggins
    • C08G59/06C08G59/10C08G59/22C09D163/00C08K3/20
    • C09D163/00C08G59/066C08G59/10C08G59/226
    • There is disclosed a self-dispersing curable epoxy resin composition comprising the addition product of reactants comprising (a) 1.0 reactive equivalent of an epoxy resin, (b) from about 0.40 to 0.95 reactive equivalents of a polyhydric phenol, and (c) from about 0.005 to 0.5 reactive equivalents of an amine-epoxy adduct comprising the addition product of reactants comprising 1.0 reactive equivalent of a polyepoxide and from about 0.3 to 0.9 reactive equivalents of a polyoxyalkyleneamine having the structural formula:R.sub.1 --O--R.sub.2 --CH.sub.2 CH(R.sub.3)--X--R.sub.4 --NH2wherein:R.sub.1 designates a monovalent organic radical selected from the group consisting of C.sub.1 to C.sub.12 aliphatic, alicyclic or aromatic hydrocarbons, andR.sub.2 represents a polyoxyalkylene chain having the structural formula:(CH.sub.2 --CH.sub.2 --O).sub.a --(CH.sub.2 --CH(R.sub.5)--O).sub.b wherein:R.sub.5 is a monovalent organic radical selected from the group consisting of C.sub.1 to C.sub.4 aliphatic hydrocarbons, `a` designates a number of ethoxy groups (CH.sub.2 --CH.sub.2 --O), `b` designates a number of monosubstituted ethoxy groups (CH.sub.2 --CH(R.sub.5)O) where the substitution of one monosubstituted ethoxy group is independent from the substitution of any other monosubstituted ethoxy group in the polyoxyalkylene chain, the sum of `a` and `b` is equal to or greater than 10 but less than or equal to 200, and where the sequence of ethoxy and monosubstituted ethoxy groups within a polyoxyalkylene chain may be completely random and/or there may be blocks of ethoxy and/or monosubstituted ethoxy groups, andR.sub.3 designates H or a monovalent organic radical selected from the group consisting of C.sub.1 to C.sub.4 aliphatic hydrocarbons.R.sub.4 designates aliphatic, cycloaliphatic or aromatic radical containing 6 to 18 carbon atoms and X is OC(O)NH.
    • 公开了一种自分散可固化环氧树脂组合物,其包含反应物的加成产物,其包含(a)1.0反应当量的环氧树脂,(b)约0.40至0.95反应性当量的多元酚,和(c)约 0.005至0.5反应当量的胺 - 环氧加合物,其包含反应物的加成产物,其包含1.0反应性当量的聚环氧化物和约0.3至0.9的反应当量的具有以下结构式的聚氧亚烷基胺:R 1 -O-R 2 -CH 2 CH(R 3) -X-R4-NH2其中R1表示选自C1至C12脂族,脂环族或芳族烃的一价有机基团,R2表示具有以下结构式的聚氧化烯链:(CH 2 -CH 2 -O)a - ( CH2-CH(R5)-O)b其中:R5是选自C1-C4脂族烃的一价有机基团,'a'表示多个乙氧基(CH 2 -CH 2 -O),'b' 指定一些monosub 取代乙氧基(CH 2 -CH(R 5)O),其中一个单取代的乙氧基的取代独立于聚氧化烯链中任何其它单取代的乙氧基的取代,“a”和“b”之和等于或等于 大于10但小于或等于200,并且其中聚氧化烯链中的乙氧基和单取代的乙氧基的顺序可以是完全无规的,和/或可以有乙氧基和/或单取代的乙氧基的嵌段,并且R 3表示H或 选自C1-C4脂族烃的一价有机基团。 R 4表示含有6至18个碳原子且X为OC(O)NH的脂族,脂环族或芳族基团。
    • 18. 发明授权
    • Polyoxyethylene diamine derivatives of diglycidyl ethers
    • 多羟基乙烷的聚氧乙烯二胺衍生物
    • US5091574A
    • 1992-02-25
    • US660305
    • 1991-02-25
    • Jiang-Jen LinGeorge P. Speranza
    • Jiang-Jen LinGeorge P. Speranza
    • C07D303/24C08G59/10C08G59/18C08G59/32C08L63/00
    • C08G59/3227C07D303/24C08G59/10C08G59/184C08L63/00
    • Tetrafunctional amine derivatives of digyclidyl ethers of Bisphenol A that are liquid at ambient temperatures and that are useful as curing agents for epoxy resins are disclosed together with the method by which they are prepared which comprises the steps of:dissolving the diglycidyl ether in a solvent (acetone or methyl ethyl ketone) and adding a polyoxyalkylene diamine in the mole ratio of about 4 to about 5 moles of the diglycidyl ether per mole of said polyoxyalkylene diamine to provide an initial reaction mixture,heating the initial reaction mixture with agitation at a temperature of about 80.degree. to about 160.degree. C. for about 1 to about 4 hours sufficient to permit the diglycidyl ether to quantitatively react with the polyoxyalkylene diamine and to substantially completely volatilize the solvent to thereby form an intermediate reaction product,adding to the intermediate reaction product about 4 moles or more of a polyoxyethylene diamine per mol of initially used polyoxyalkylene diamine and heating the thus-formed second reaction mixture at a temperature of about 100.degree. to about 150.degree. C. for about 0.5 to about 5 hours, to form the tetrafunctional amine derivative.
    • 公开了在环境温度下为液态并可用作环氧树脂固化剂的双酚A的二环氧基醚的四官能胺衍生物及其制备方法,其包括以下步骤:将二缩水甘油醚溶解在溶剂( 丙酮或甲基乙基酮),并且每摩尔所述聚氧亚烷基二胺以约4至约5摩尔的二缩水甘油醚的摩尔比加入聚氧亚烷基二胺以提供初始反应混合物,在初始反应混合物的搅拌下,在 约80至约160℃约1至约4小时足以使二缩水甘油醚与聚氧亚烷基二胺定量反应并基本上完全挥发溶剂,从而形成中间反应产物,向中间反应产物 每摩尔最初使用的聚氧化烯约4摩尔以上的聚氧乙烯二胺 二胺,并将由此形成的第二反应混合物在约100至约150℃的温度下加热约0.5至约5小时,以形成四官能胺衍生物。