摘要:
A phthalocyanine compound which is represented by a free acid of the following formula, ##STR1## wherein Pc is a metal-free or metal-containing phthalocyanine residue, W is a group of ##STR2## in which R' and R" are independently a hydrogen atom or a methyl or ethyl group, and n is an integer of from 2 to 6, R is an unsubstituted or substituted lower alkyl group, A is an unsubstituted or substituted phenylene or naphthylene group, Y is a group of --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z in which Z is a group capable of being split by the action of an alkali, a is a positive number of from 1 to 3, and b and c are independently a positive number of from 0 to 3, provided that a, b and c statisfy 0
摘要:
A compound of the formula, ##STR1## wherein D is an organic dye moiety, R.sub.1 and R.sub.2 are independently hydrogen or a substituted or unsubstituted lower alkyl group, R.sub.3 is hydrogen or a substituted or unsubstituted lower alkyl, phenyl or naphthyl group, X.sub.1 and X.sub.2 are independently hydrogen, halogen or a lower alkyl, cyano, carbamoyl, vinyl, .beta.-hydroxyethyl, .beta.-sulfoethyl, .beta.-sulfatoethyl, carboxyl, carboxylic acid ester or sulfonic acid group, and Z is appended to the above-defined D or R.sub.3 and stands for --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Y, in which Y is a group capable of being split by the action of an alkali, which is useful for dyeing hydroxyl or amido group-containing fiber materials with excellent build-up properties, thereby giving dyed products having excellent various fastness properties.
摘要翻译:下式的化合物,其中D是有机染料部分,R1和R2独立地是氢或取代或未取代的低级烷基,R3是氢或取代或未取代的低级烷基,苯基或萘基,X1和 X 2独立地是氢,卤素或低级烷基,氰基,氨基甲酰基,乙烯基,β-羟基乙基,β-磺基乙基,β-磺基乙基,羧基,羧酸酯或磺酸基,并且Z附加到上述定义的D或 R3代表-SO2CH = CH2或-SO2CH2CH2Y,其中Y是能够通过碱的作用分裂的基团,其可用于染色具有优异累积性质的含羟基或含酰胺基的纤维材料,因此 给出具有优异的各种牢度特性的染色产品。
摘要:
An improved process for dimerizing lower .alpha.-olefins using a novel nickel-containing Ziegler catalyst system including(A) an organic acid salt or complex of nickel,(B) a trialkylaluminum,(C) a trivalent phosphorus compound of the formula:PR.sup.1 R.sup.2 R.sup.3 (I)P(NR.sup.1.sub.2).sub.3 (II)P(OR.sup.1).sub.3 (III) wherein R.sup.1, R.sup.2, R.sup.3 are alkyl, cycloalkyl, aryl or aralkyl,(D) a fluorinated isopropanol of the formula: ##STR1## wherein m and n are in 4.ltoreq.m+n.ltoreq.6, and optionally (E) a catalyst co-activator: halogenated compounds of the formulae: ##STR2## wherein X is halogen, R.sup.4, R.sup.5, R.sup.6 are alkyl, and n is 1 to 3, and further optionally,(F) a compound selected from aliphatic alcohol and aliphatic carboxylic acid or ester thereof,which yields the dimers with high selectivity of isomers and uniformity of the catalyst without corrosion of the apparatus.