Methods for dyeing keratinous fibers with compositions which contain
aminoindole couplers, oxidation dye precursors, and oxidizing agents at
acid pHs
    51.
    发明授权
    Methods for dyeing keratinous fibers with compositions which contain aminoindole couplers, oxidation dye precursors, and oxidizing agents at acid pHs 失效
    在酸性pH下用含有氨基吲哚成色剂,氧化染料前体和氧化剂的组合物染色角质纤维的方法

    公开(公告)号:US5752982A

    公开(公告)日:1998-05-19

    申请号:US470274

    申请日:1995-06-06

    CPC classification number: A61K8/492 A61Q5/10

    Abstract: A method for dyeing keratin fibers, wherein a composition is applied to said fibers which contains, in a suitable dyeing medium, at least one coupler having formula (I) ##STR1## wherein R.sub.1 is hydrogen or alkyl; R.sub.2 and R.sub.3 are hydrogen, alkyl, COOR', where R' is alkyl or hydrogen; R.sub.4 is hydrogen, hydroxyalkyl, alkyl, polyhydroxyalkyl or acetyl or aminoalkyl wherein the amine may be mono- or disubstituted by alkyl; Z.sub.1 and Z.sub.2 are hydrogen, alkyl, hydroxy, halogen, alkoxy or a salt thereof; at least one precursor of an oxidation hair dye; and at least one oxidizing agent, the pH of the composition applied to the fibers being less than 7.

    Abstract translation: 一种用于染色角蛋白纤维的方法,其中将组合物施加到所述纤维中,所述纤维在合适的染色介质中包含至少一种具有式(I)的偶联剂:其中R 1是氢或烷基; R2和R3是氢,烷基,COOR',其中R'是烷基或氢; R4是氢,羟烷基,烷基,多羟基烷基或乙酰基或氨基烷基,其中胺可以被烷基单或二取代; Z 1和Z 2是氢,烷基,羟基,卤素,烷氧基或其盐; 氧化染发剂的至少一种前体; 和至少一种氧化剂,施加到纤维上的组合物的pH小于7。

    Dielectric ceramic of barium titanate, lithium oxide and zinc fluoride,
a capacitor and a process
    57.
    发明授权
    Dielectric ceramic of barium titanate, lithium oxide and zinc fluoride, a capacitor and a process 失效
    钛酸钡,氧化锌和氟化锌的介质陶瓷,电容器和工艺

    公开(公告)号:US4475144A

    公开(公告)日:1984-10-02

    申请号:US461496

    申请日:1983-01-27

    CPC classification number: C04B35/4682 H01G4/1227

    Abstract: The present invention provides a dielectric ceramic composition having excellent electric properties and able to be sintered at a temperature between 750.degree. and 1000.degree. C.According to the invention, said composition comprises from 90 to 98% by weight of barium titanate, from 0.5 to 2.5% by weight of lithium oxide and 1.5 to 8% by weight of zinc fluoride.

    Abstract translation: 本发明提供一种电介质陶瓷组合物,其电性能优异,能够在750〜1000℃的温度下烧结。根据本发明,所述组合物包含90-98重量%的钛酸钡,0.5〜 2.5重量%的氧化锂和1.5-8重量%的氟化锌。

    Dye composition using a particular phenolic coupler in a medium rich in fatty substances, processes and devices
    60.
    发明授权
    Dye composition using a particular phenolic coupler in a medium rich in fatty substances, processes and devices 有权
    染料组合物在富含脂肪物质,工艺和装置的介质中使用特定的酚类成色剂

    公开(公告)号:US09241886B2

    公开(公告)日:2016-01-26

    申请号:US14113871

    申请日:2012-04-19

    Abstract: The present invention relates to a composition for dyeing keratin fibers, comprising:—one or more fatty substances,—one or more surfactants;—one or more oxidation bases,—one or more phenol-derived couplers corresponding to the formula (B2) below: * R1, R3, R5, represent a hydrogen; an optionally substituted C1-C8 alkyl or alkenyl radical; —SR or —OR; a saturated C5-C7 cyclic group; a (C1-C4)alkylcarbonyl group; hydrocarbonyl; a sulphonic or carboxylic acid group; * at least one of the radicals R1, R3, R5 representing a hydrogen atom; * R2, R4 represent a hydrogen; an optionally substituted C1-C8 alkyl or alkenyl; —SR; a (C1-C4)alkyl-carbonyl; hydrocarbonyl; a sulphonic or carboxylic acid group; * two groups chosen from R1, R2, R3, R4, R5 and borne by adjacent carbon atoms may form, together with said carbon atoms, a ring or a heterocycle with a single heteroatom, this ring or heterocycle comprising no double bond other than that of the ring to which it is fused; * at least one of the radicals R1, R2, R3, R4, R5 being other than hydrogen;—one or more alkalinizing agents; the fatty substance content representing in total at least 25% by weight relative to the total weight of the composition. The present invention also relates to a process using this composition in the presence of at least one chemical oxidizing agent, and to multicompartment devices suitable for the implementation of the invention.

    Abstract translation: 本发明涉及一种用于染色角蛋白纤维的组合物,其包括: - 一种或多种脂肪物质, - 一种或多种表面活性剂; - 一种或多种氧化碱, - 一种或多种对应于下式(B2)的酚衍生的成色剂 :* R1,R3,R5表示氢; 任选取代的C 1 -C 8烷基或烯基; -SR或-OR; 饱和C5-C7环基; (C 1 -C 4)烷基羰基; 烃基; 磺酸或羧酸基团; *基团中的至少一个R 1,R 3,R 5表示氢原子; * R2,R4表示氢; 任选取代的C 1 -C 8烷基或链烯基; -SR; (C 1 -C 4)烷基 - 羰基; 烃基; 磺酸或羧酸基团; *选自R 1,R 2,R 3,R 4,R 5,并且由相邻碳原子承载的两个基团可以与所述碳原子一起形成具有单个杂原子的环或杂环,该环或杂环不包括除此之外的双键 的融合环; * R1,R2,R3,R4,R5中的至少一个不是氢; - 一个或多个碱化剂; 相对于组合物的总重量,脂肪物质含量总计为至少25重量%。 本发明还涉及在至少一种化学氧化剂存在下使用该组合物的方法,以及适用于实施本发明的多室装置。

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