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    • 3. 发明申请
    • COATING MATERIAL WITH HIGH SCRATCH RESISTANCE
    • 具有高耐蚀性的涂料
    • US20150191625A1
    • 2015-07-09
    • US14409583
    • 2013-06-17
    • Rainer LomoelderHans GoerlitzerMarkus HallackTobias Unkelhaeusser
    • Rainer LomoelderHans GoerlitzerMarkus HallackTobias Unkelhaeusser
    • C09D175/06C08K5/3435C08K5/3475
    • C09D175/06C08G18/718C08G18/778C08K5/3435C08K5/3475C09D175/04
    • The present invention relates to a coating material comprising at least one aliphatic or cycloaliphatic polyisocyanate having an NCO functionality of at least 2, preferably 2.8 to 6, optionally at least one binder, preferably a hydroxyl-containing binder, at least one adduct of an isocyanatotrialkoxysilane and a polyhydric alcohol, with more than 90, more preferably more than 95, most preferably more than 99 percent of the hydroxyl groups in the polyhydric alcohol having been converted by reaction with the isocyanatotrialkoxysilane, and less than 0.1 wt % of the isocyanate groups from the isocyanatotrialkoxysilane being reactive in the adduct, at least one catalyst selected from the group consisting of Lewis acids, phosphoric acid or phosphorous acid and esters thereof, blocked or non-blocked sulphonic acids, sulphuric acid, carboxylic acids having a melting point >60° C. and tetraalkylammonium carboxylates, optionally at least one auxiliary, preferably at least one further crosslinker, and/or adjuvant, and optionally organic solvents, and also to a process comprising providing, applying to a surface and curing the coating material, to a coating obtainable by curing the coating material, and to use of the coating material for coating a metal, glass, plastic or wood surface.
    • 本发明涉及包含至少一种具有NCO官能度至少为2,优选2.8至6,任选至少一种粘合剂,优选含羟基粘合剂,至少一种异氰酸酯三烷氧基硅烷加合物的脂族或脂环族多异氰酸酯的涂料 和通过与异氰酸根合三烷氧基硅烷反应而转化为多元醇中的多于90个,更优选大于95个,最优选大于95个,最优选大于99%的羟基,并且少于0.1重量% 异氰酸酯三烷氧基硅烷在加合物中是反应性的,至少一种催化剂选自路易斯酸,磷酸或亚磷酸及其酯,封端或未封端的磺酸,硫酸,熔点> 60℃的羧酸 C和四烷基铵羧酸盐,任选地至少一种辅助剂,优选至少一种其它交联剂 r和/或佐剂,以及任选的有机溶剂,以及包括提供施用于表面并固化涂层材料的涂层可通过固化涂层材料获得的涂层以及用于涂覆涂层的涂层 金属,玻璃,塑料或木材表面。
    • 7. 发明授权
    • Isophorone urethane polyamine, a process for its preparation and its use
    • 异佛尔酮聚氨酯多胺,其制备及其用途
    • US5459204A
    • 1995-10-17
    • US206854
    • 1994-03-07
    • Rainer LomoelderWilfried PaulenFelix SchmittElmar Wolf
    • Rainer LomoelderWilfried PaulenFelix SchmittElmar Wolf
    • C07D251/30C07C269/02C07C271/32C07C271/34C07D251/34C08G59/50C08G59/54C07C271/36C08G18/10C08G18/32
    • C08G59/54C07C271/32C07D251/34C07C2101/14
    • The invention relates to a new polyamine of the following composition: ##STR1## wherein 1.gtoreq.n.gtoreq.6, R represents the hydrocarbon radical of a (cyclo)aliphatic, araliphatic or aromatic diisocyanate having 6-20 C atoms or a trimer thereof andwherein when 2.gtoreq.n.gtoreq.6,R.sup.1 represents an n-valent organic radical such as is formed by removal of n OH groups from a polyhydroxy compound which optionally contains ether oxygen atoms and has an average molecular weight Mn of between 60 and 5,000; andwhen n=1,R.sup.1 represents ##STR2## It furthermore relates to a process for the preparation of a polyamine, in which certain diisocyanates, adducts of diisocyanates with polyols or trimers thereof are reacted with the Schiff base of the following composition: ##STR3## wherein R.sup.2 =H or a branched or unbranched C.sub.1-14 -alkyl radical and R.sup.3 =a branched or unbranched C.sub.1-14 -alkyl radical, an C.sub.1-14 alkyl-substituted phenyl radical or a C.sub.1 -C.sub.8 -cycloalkyl radical and, when the reaction has taken place, the polyazomethine formed (poly-Schiff base) is hydrolyzed completely with excess water and the carbonyl compound formed is distilled off.The polyamine according to the invention is employed for curing epoxy resins.
    • 本发明涉及以下组合物的新型多胺:其中R 1表示(环)脂族,芳脂族或芳族的烃基(II), 具有6-20个碳原子的二异氰酸酯或其三聚体,并且其中当R 2表示n价有机基团时,例如通过从多羟基化合物中除去n个OH基团而形成,所述多羟基化合物任选地含有醚 氧原子,平均分子量Mn为60〜5000; 并且当n = 1时,R 1表示其还涉及制备多胺的方法,其中将二异氰酸酯与多元醇或其三聚体的加合物与下列组成的席夫碱反应:其中R 2 = H或支链或非支链C 1-14 - 烷基,且R 3 =支链或非支链C 1-14 - 烷基,C 1-14烷基取代的苯基或C 1 -C 8环烷基, 发生反应,形成的多偶氮甲碱(聚席夫碱)用过量水完全水解,形成的羰基化合物被蒸馏掉。 本发明的多胺用于固化环氧树脂。