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    • 82. 发明授权
    • Dye mixtures, 1:2 cobalt complex formazan dyes and their use
    • 染料混合物,1:2钴络合物甲an染料及其用途
    • US06428582B1
    • 2002-08-06
    • US08592898
    • 1996-01-29
    • Urs LehmannMarcel Frick
    • Urs LehmannMarcel Frick
    • C09B5000
    • C09B50/00C09B67/0033C09B67/0041
    • Dye mixtures which comprise at least one 1:2 cobalt complex dye of the formazan compound of the formula in which X is substituted or unsubstituted C1-C8alkyl, phenyl, naphthyl, furyl or thienyl, R1 and R2 independently of one another are hydrogen or substituted or unsubstituted C1-C8alkyl, phenyl or naphthyl, m is a number from 1 to 4 and the rings I, II, III and IV may be further substituted, together with at least one anthraquinone dye of the formula (2) as defined in claim 1, or together with at least one 1:2 chromium or 1:2 cobalt complex dye of two identical or different azo compounds from the group comprising the compounds of the formulae (3), (4), (5) and (6) as defined in claim 1; and novel 1:2 cobalt complex formazan dyes. The dye mixtures are particularly suitable for dyeing or printing natural and synthetic polyamide fiber materials, dyeings or prints having good fastnesses being obtained.
    • X为取代或未取代的C 1 -C 8烷基,苯基,萘基,呋喃基或噻吩基,R 1和R 2彼此独立地为甲基的甲an化合物的至少一种1:2钴络合物染料的染料混合物为氢或取代或未取代的 C 1 -C 8烷基,苯基或萘基,m是1至4的数,并且环I,II,III和IV可以与至少一种如权利要求1所定义的式(2)的蒽醌染料一起进一步取代,或 以及来自包含式(3),(4),(5)和(6)的化合物的两种相同或不同的偶氮化合物的至少一种1:2铬或1:2钴络合物染料,如 权利要求1;和新颖的1:2钴络合物甲an染料。染料混合物特别适用于染色或印刷天然和合成聚酰胺纤维材料,获得具有良好牢度的染色或印花。
    • 85. 发明授权
    • Direct preparation of pyrrolo[3,4-C]pyrroles
    • 直接制备吡咯并[3,4-C]吡咯
    • US06361594B1
    • 2002-03-26
    • US09503266
    • 2000-02-14
    • Shivakumar B. Hendi
    • Shivakumar B. Hendi
    • C07D48702
    • C07D487/04C09B57/004C09B67/0033
    • A process is disclosed for the direct preparation of pigmentary 1,4-diketopyrrolo-[3,4-c]pyrroles of the formula (I) wherein each of R1 and R2 independently of the other is an isocyclic or heterocyclic aromatic radical, which process comprises heating an appropriate molar ratio of a disuccinate with a nitrile of the formula (II) R1—CN  (II) or of the formula (III) R2—CN  (III) or with mixtures of said nitrites, in an organic solvent and in the presence of a strong base and an effective amount of a selected particle growth inhibitor of formula (IV)-(X), and then obtaining the compound of formula (I) from the reaction product by protolysis. The process yields pigmentary 1,4-diketopyrrolo-[3,4-c]pyrroles directly, i.e., without the need for additional particle-size reducing aftertreatments. Also disclosed is a composition comprising a pigmentary 1,4-diketopyrrolo-[3,4-c]pyrrole and the particle growth inhibitor. These pigment compositions are useful for pigmenting high molecular weight organic materials.
    • 公开了用于直接制备式(I)的颜料1,4-二酮吡咯并[3,4-c]吡咯的方法,其中R 1和R 2各自独立地是一个环状或杂环的芳族基团,该方法 包括在有机溶剂中和在强碱和有效量的存在下,将二琥珀酸与式(II)或式(III)的腈或与所述亚硝酸酯的混合物的合适摩尔比加热 选择的式(IV) - (X)的颗粒生长抑制剂,然后通过原溶解从反应产物获得式(I)化合物。 该方法直接产生颜料1,4-二酮吡咯并[3,4-c]吡咯,即不需要额外的粒度减小后处理。 还公开了包含颜料1,4-二酮吡咯并[3,4-c]吡咯和颗粒生长抑制剂的组合物。 这些颜料组合物可用于着色高分子量有机材料。
    • 87. 发明申请
    • Dye mixtures, 1:2 cobalt complex formazan dyes and their use
    • 染料混合物,1:2钴络合物甲an染料及其用途
    • US20010014733A1
    • 2001-08-16
    • US09790782
    • 2001-02-22
    • Urs LehmannMarcel Frick
    • C09B067/00
    • C09B50/00C09B67/0033C09B67/0041Y10S8/918Y10S8/924
    • Dye mixtures which comprise at least one 1:2 cobalt complex dye of the formazan compound of the formula 1 in which X is substituted or unsubstituted C1-C8alkyl, phenyl, naphthyl, furyl or thienyl, R1 and R2 independently of one another are hydrogen or substituted or unsubstituted C1-C8alkyl, phenyl or naphthyl, m is a number from 1 to 4 and the rings I, II, III and IV may be further substituted, together with at least one anthraquinone dye of the formula (2) as defined in claim 1, or together with at least one 1:2 chromium or 1:2 cobalt complex dye of two identical or different azo compounds from the group comprising the compounds of the formulae (3), (4), (5) and (6) as defined in claim 1; and novel 1:2 cobalt complex formazan dyes. The dye mixtures are particularly suitable for dyeing or printing natural and synthetic polyamide fiber materials, dyeings or prints having good fastnesses being obtained.
    • X为取代或未取代的C 1 -C 8烷基,苯基,萘基,呋喃基或噻吩基,R 1和R 2彼此独立地为下式的甲an化合物的至少一种1:2钴络合物染料的染料混合物为氢或取代的 或未取代的C 1 -C 8烷基,苯基或萘基,m为1至4的数,并且环I,II,III和IV可以与至少一种如权利要求1所定义的式(2)的蒽醌染料一起进一步取代 1,或与来自包含式(3),(4),(5)和(6))的化合物的两种相同或不同的偶氮化合物的至少一种1:2铬或1:2钴络合物染料, 如权利要求1所定义; 和新型1:2钴复合甲an染料。 染料混合物特别适用于染色或印刷天然和合成聚酰胺纤维材料,获得具有良好牢度的染色或印花。
    • 90. 发明授权
    • Shading of paper
    • 纸张遮蔽
    • US06187059B1
    • 2001-02-13
    • US09494402
    • 2000-01-31
    • Bertil Ahlinder
    • Bertil Ahlinder
    • C09B6722
    • C09B67/0033D21H21/28D21H27/10D21H27/30D21H27/38Y10S8/919
    • A method and a color mixture for shading paper, and a shaded paper that comprises or consists of one or more layers made of the same or different pulps, which paper is intended to be used in connection with foodstuffs. The pulp or paper layer is treated with a color mixture of at least two optically cooperating pigments that are approved for foodstuffs, one of which is quinacridone red with the FDA registration details C.I. pigment violet 19, C.I. No. 73900 (Code of Federal Regulations, Food and Drugs, Title 21, Part 170-199), and constituting the primary component of the color mixture, in order to obtain a shaded paper with a value for the color coordinate b* that is between 0 and 3. The primary component may comprise between about 75-85 per cent of the color mixture with the rest at least one blue pigment, such as phthalocyanine blue.
    • 用于遮蔽纸的方法和颜色混合物以及包含由相同或不同纸浆制成的一层或多层的阴影纸,该纸用于与食品结合使用。 纸浆或纸层用批准用于食品的至少两种光学配合颜料的混合物处理,其中之一是喹吖啶酮红,具有FDA注册细节C.I. 颜料紫19,C.I。 第73900号(联邦法规,食品和药物标准,第21部分,第170-199部分),并且构成色彩混合物的主要成分,以获得具有颜色坐标值b *的阴影纸 在0和3之间。主要组分可以包含约75-85%的颜色混合物,其余为至少一种蓝色颜料,例如酞菁蓝。