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    • 1. 发明授权
    • Process for preparing triketoimidazolidines and product
    • 制备三酮咪唑烷和产物的方法
    • US3887507A
    • 1975-06-03
    • US21869172
    • 1972-01-18
    • REICHHOLD ALBERT CHEMIE AG
    • REESE JOHANNESKRAFT KURT
    • C07D233/96C08G18/34C08G18/38C08G18/83C08G73/06C08G33/02C08G33/10
    • C08G73/0616C07D233/96C08G18/34C08G18/3821C08G18/838
    • A process for the manufacture of modified N,N''-substituted 2,4,5-triketoimidazolidines which comprises reacting (a) at least one oxamidic ester having the group -NH-CO-CO-ORv wherein Rv is an aliphatic hydrocarbon group having up to 18 carbon atoms, a cycloaliphatic hydrocarbon group with up to 8 carbon atoms, a mononuclear aromatic hydrocarbon group having up to 14 carbon atoms, a mononuclear aromatic hydrocarbon group being substituted by one or more hydrocarbon groups having a total of up to 14 carbon atoms, (b) at least one isocyanate or isocyanate forming compound and (D) at least one compound selected from the group consisting of (d) an azomethine of formula (37) (cf. formula sheet), (e) a metal chelate of component (d), (f) an azo compound of formula (38), (g) a metal chelate component (f), (h) a combination of at least two of compounds (d) to (g) and, if desired, (c) a polycarboxylic acid, and a film, coating or shaped article prepared from said reaction product.
    • 制备改性的N,N'-取代的2,4,5-三酮咪唑烷的方法,其包括使(a)至少一种具有基团-NH-CO-CO-ORv的酰胺基酯,其中Rv是脂族烃基, 至多18个碳原子,具有至多8个碳原子的脂环族烃基,具有至多14个碳原子的单核芳族烃基,单核芳烃基团被一个或多个总共多达14个碳原子的烃基取代 原子,(b)至少一种异氰酸酯或异氰酸酯形成化合物和(D)至少一种选自(d)式(37)的偶氮甲碱(参见式)的化合物,(e)金属螯合物 组分(d),(f)式(38)的偶氮化合物,(g)金属螯合物组分(f),(h)化合物(d)至(g)中的至少两种的组合, 所需的(c)多羧酸,以及由所述反应产物制备的薄膜,涂层或成型制品。