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    • 5. 发明申请
    • SURFACE-TREATED ORGANIC PIGMENTS
    • 表面处理有机颜料
    • WO2002094944A1
    • 2002-11-28
    • PCT/EP2002/005035
    • 2002-05-07
    • CIBA SPECIALTY CHEMICALS HOLDING INC.BUGNON, PhilippeGRANDGIRARD, Caroline
    • BUGNON, PhilippeGRANDGIRARD, Caroline
    • C09B67/00
    • C09B67/0009C09B69/00
    • The present invention relates to surface-treated pigments of formula (I), wherein Ar 1 and Ar 2 are each independently of the other a phenyl or naphthalene group, n1 and n2 denote a value from 0 to 0.15, the sum of n1 and n2 being a value from 0.01 to 0.15, n is an integer 1 or 2, X 1 is a branched or unbranched alkyl radical or alkenyl radical having from 1 to 25 carbon atoms, it being possible for the alkyl radical to be interrupted by one or more S or O atoms, and is preferably a group -Y-(CH 2 ) m -R 1 , wherein Y is a group -CH 2 -, -O-, -S-, -C(O)O-, -C(O)-, -C(O)-NH-, -SO 2 NH- or -SO 2 - and R 1 is a hydrogen atom or a group -NR 2 R 3 , wherein R 2 and R 3 are each independently of the other a hydrogen atom or a C 1-6 alkyl radical, and m is an integer from 1 to 24, especially from 12 to 18, X 2 is a group -COOH, -SO 3 H or -P(O)OX 3 OX 4 , wherein X 3 and X 4 are each independently of the other a hydrogen atom or a C 1-6 alkyl radical, especially a hydrogen atom, and pigment denotes an organic pigment or a mixture of organic pigments, including solid solutions and crystalline solid solutions. Compared with untreated pigments, the surface-treated pigments exhibit better rheological properties and/or no warping in the pigmenting of partially crystalline plastics.
    • 本发明涉及式(I)的表面处理颜料,其中Ar 1和Ar 2各自独立地为苯基或萘基,n1和n2表示0至0.15的数值,总和 的n1和n2为0.01〜0.15的数,n为1或2的整数,X 1为具有1〜25个碳原子的支链或非支链烷基或烯基,烷基可以 被一个或多个S或O原子中断,优选为-Y-(CH 2)m R 1基团,其中Y为-CH 2 - , - O - , - S - , - C(O)O - , - C(O) - , - C(O)-NH-,-SO 2 NH-或-SO 2 - ,R 1是氢原子或基团-NR 2 R 3, 2>和R 3各自独立地为氢原子或C 1-6烷基,m为1至24,特别是12至18的整数,X 2为-COOH基团, -SO 3 H或-P(O)O X 3 O X 4,其中X 3和X 4各自独立地为氢原子或C 1-6烷基,特别是氢原子,和 颜料表示 有机颜料或有机颜料的混合物,包括固溶体和结晶固溶体。 与未处理的颜料相比,表面处理的颜料在部分结晶塑料的着色中表现出更好的流变性能和/或翘曲。
    • 6. 发明申请
    • SINGLE-PHASE MIXED CRYSTALS OF LAKED MONOAZO DYES
    • 单相混合晶体的单相混合染料
    • WO2002059217A1
    • 2002-08-01
    • PCT/EP2002/000339
    • 2002-01-15
    • CIBA SPECIALTY CHEMICALS HOLDING INC.BUGNON, PhilippeGRANDGIRARD, CarolineCHISHOLM, Greig
    • BUGNON, PhilippeGRANDGIRARD, CarolineCHISHOLM, Greig
    • C09B67/22
    • C09B67/0051C09B63/005C09B67/0029
    • Novel improved mixed crystals of monoazo dyes of formula (I), wherein R 1 is methyl or chlorine, and R 2 , R 3 and R 4 are each independently of the others hydrogen, methyl or chlorine, which dyes have been laked with alkaline earth metal cations and ammonium cations in a molar ratio of about 1 :2. The mixed crystals are single-phase. The products according to the invention, while having a fine particle size, exhibit substantially better fasteness properties than similar known products and are therefore excellently suitable as tinctorially strong pigments. In addition, the part played by after-treatment is less critical. Also claimed is a process for the preparation of a pigment of formula (II), wherein R 1 is methyl or chlorine, R 2 , R 3 and R 4 are each independently of the others hydrogen, methyl or chlorine, R 5 , R 6 , R?7? and R 8 are hydrogen or methyl, and E is Mg, Ca or Sr, by crystallisation from an inert hydrophilic liquid in th epresence of solvated cations E++ and NR 5 R 6 R 7 R 8 + , wherein the pigment is a single-phase mixed crystal and x is a number from 0.33 to 0.62 and y is a number from 0.76 to 1.34, and the concentration of solvated cations E++ at the beginning of the crystallisation is higher than the concentration of solvated cations NR 5 R 6 R 7 R 8 + . Three embodiments are disclosed.
    • 新型改进的式(I)单偶氮染料的混合物,其中R1是甲基或氯,R2,R3和R4各自独立地是氢,甲基或氯,这些染料已经被碱土金属阳离子和铵 摩尔比为约1:2的阳离子。 混晶是单相的。 根据本发明的产品虽然具有细小的颗粒尺寸,但显示出比类似的已知产品更好的柔软性,因此非常适合作为着色强的颜料。 另外,治疗后的部位也不太重要。 还要求的是制备式(II)的颜料的方法,其中R 1是甲基或氯,R 2,R 3和R 4各自独立地是氢,甲基或氯,R 5,R 6,R 7, R 8为氢或甲基,E为Mg,Ca或Sr,通过溶剂化阳离子E ++和NR> 5 6 7 8 8从惰性亲水性液体中析出, α+,其中颜料是单相混合晶体,x是0.33至0.62的数,y是从0.76至1.34的数值,并且在结晶开始时溶剂化阳离子E ++的浓度高于 溶剂化阳离子浓度NR5R6R7R8 +。 公开了三个实施例。