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    • 35. 发明授权
    • Demineralization of aqueous liquid dye composition
    • 水性液体染料组合物的脱矿质
    • US4842614A
    • 1989-06-27
    • US039954
    • 1987-04-20
    • Noriaki YamauchiKunihiko ImadaYutaka Kayane
    • Noriaki YamauchiKunihiko ImadaYutaka Kayane
    • C09B67/26
    • C09B67/0073
    • An aqueous liquid composition containing a reactive dye of the following formulaD--SO.sub.2 X).sub.nwherein D is an organic dye residue having 1 to 3 sulfonic acid grups, X is a group of --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 Y in which Y is a splittable group by the action of an alkali, and n is a number of 1 or 2, in an amount of 5 to 50% by weight based on the weight of the composition, which composition is improved in storage stability at a low temperature, is produced by preparing an undemimeralized agueous solution of the dye of the above formula, dissolving at least one additive selected from lactams and aminoalcohols in the solution, controlling the resulting solution to a temperature of -10.degree. C. to 5.degree. C. to crystallized inorganic salts contained therein, and separating the crystallized inorganic salts, the said additive being used in an amount of 0.1 to 20% by weight based on the weight of the composition.
    • 含有下式D-SO2X)n的活性染料的含水液体组合物,其中D是具有1至3个磺酸基团的有机染料残基,X是-CH = CH 2或-CH 2 CH 2 Y的基团,其中Y是可分裂的 通过碱的作用组合,n为1或2的数量,以组合物的重量计为5〜50重量%,该组合物在低温下的保存稳定性得到改善 通过制备上述式的染料的未未成矿的酸性溶液,将至少一种选自内酰胺和氨基醇的添加剂溶解在溶液中,将所得溶液控制在-10℃至5℃的温度至结晶的无机盐 并且分离结晶的无机盐,所述添加剂的用量为组合物重量的0.1-20重量%。
    • 39. 发明授权
    • Reactive yellow dye having both monochlorotriazinyl and vinylsulfone
type reactive groups
    • 具有单氯三嗪基和乙烯基砜型反应性基团的活性黄色染料
    • US4378313A
    • 1983-03-29
    • US153633
    • 1980-05-27
    • Yutaka KayaneMasaki SunamiYasuo Tezuka
    • Yutaka KayaneMasaki SunamiYasuo Tezuka
    • C09B62/44C09B62/085D06P1/382D06P3/66
    • C09B62/4413
    • The compounds represented, in the form of free acid, by the following general formula (I): ##STR1## (wherein A is ##STR2## (wherein R.sub.3 and R.sub.4 are each hydrogen or a methyl, ethyl, methoxy, ethoxy, acetylamino, propionylamino, benzoylamino or ureido group, and R.sub.5 and R.sub.6 are each hydrogen or a methyl or methoxy group), R.sub.1 and R.sub.2 are each hydrogen or a methyl, ethyl or sulfomethyl group, X.sub.1 and X.sub.2 are each hydrogen, chlorine or a methyl, methoxy, carboxyl or sulfonic acid group, m is a number of 0, 1 or 2, and n is a number of 1 or 2, provided that the sum of m and n is 1, 2 or 3).These compounds are capable of dyeing cellulose fibers in yellow with excellent color fastness to hypochlorite, light, perspiration and sunlight and high acid stability.
    • 化合物以游离酸的形式由以下通式(I)表示:其中A为(其中R 3和R 4各自为氢或甲基,乙基,甲氧基,乙氧基 ,乙酰氨基,丙酰氨基,苯甲酰氨基或脲基,R 5和R 6各自为氢或甲基或甲氧基),R 1和R 2各自为氢或甲基,乙基或磺基甲基,X 1和X 2各自为氢,氯或 甲基,甲氧基,羧基或磺酸基,m为0,1或2的数,n为1或2的数,条件是m和n之和为1,2或3)。 这些化合物能够以黄色染色纤维素纤维,对次氯酸盐,光,汗和阳光具有优异的色牢度和高酸稳定性。