Abstract: The present invention discloses a yellow dye compound having a structure of the following formula (I): wherein M is H, Li, NH4 or Na. The dye compound of the present invention is particularly applied to yellow dye compound for paper-printing ink jet ink and can be made into yellow ink jet ink with greenish yellow, wide color gamut, and excellent solubility.

Abstract: A method for the preparation of a prostaglandin F analogue presented by the following formula (I): is disclosed, wherein R1, G1, and are as defined in the specification. A novel intermediate compound for the preparation of a prostaglandin F analogue is also disclosed.

Abstract: The present invention relates to a disazo red reactive dyestuff containing quaternary ammonium group of the following formula (1): wherein R?, R?, m, n, Y1 and Y2 are defined the same as in the specification. The disazo red reactive dyestuff of the present invention has a good dye uptake while dyeing cellulose fibers, which satisfies the economical demand of high build up in the market.

Abstract: To obtain a reactive trichromatic set has superior reproducibility, and particularly light fastness and alkali perspiration light fastness under balanced affinity and reactivity, and improving Right First Time production, for dyeing cellulose fibers or cellulosic blended fibers is disclosed in the present invention. A reactive trichromatic set comprising (a) at least one of the following reactive red dye of formula (I), wherein R1, R2, R3, X, D, Z, and n are defined the same as in the specification; (b) at least one reactive yellow dye selected from the following Color Index; C.I. Reactive Yellow 145 and C.I. Reactive Yellow 176; and (c) at least one reactive blue dye selected from the following Color Index; C.I. Reactive Blue 194, C.I. Reactive Blue 221 and C.I. Reactive Blue 222.

Abstract: The present invention relates to a diazo dyestuff compound of the following formula (I) wherein, M is H, Na, or Li. The formula (I) compound is particularly suitable for using as a component in a black dye composition for ink-jet printing ink, and inkjet printing inks with good light-fastness are obtained.

Abstract: A dye composition, which comprising: (a) a mono azo dye of the formula (I) wherein R, R1, K, Y and m are defined the same as the specification; and (b)at least one azo dye selected from the group consisting of the following formula (II), (III) and (IV), wherein R, R2, R3, Y, (W)0˜3, (W?)0˜3, D, D1 and D2 are defined the same as the specification. These kinds of dye composition with good stability and build-up. The dye composition are suitable for dyeing and printing of materials containing either cellulose fibers, such as cotton, artificial cotton, linen, and artificial linen, or synthetic polyamide, such as wool, silk, and nylon etc. Dyed materials with excellent properties can be obtained, showing especially outstanding performance in of wash-off, build-up, level-dyeing, photochromism, wet fastness, ghosting fastness and light fastness.

Abstract: A dye composition, which comprising two or three components, each component is different with another and is selected from the formula (I), (II), or (III). The yellow dye composition disclosed here is a dye composition with good stability of aqueous dye solution, good storage stability, high solubility and excellence light fastness. The yellow dye composition is suitable for the cellulose fibers in dyeing and printing.

Abstract: The present invention relates to a developer composition comprising (a) alkali metal carbonate salt; (b) alkali metal bicarbonate salt; (c) nonionic surfactant of the following formula (I): wherein, R1, R2, n, and m are define the same as the specification; and (d) nonionic surfactant of the following formula (II): wherein, R3, p, and q are define the same as the specification. The present invention also relates to a developer.

Abstract: To obtain a reactive dye composition having satisfactory reproducibility, leveling, washing off and toughness under balanced affinity and reactivity, and improving Right First Time success ratio, for dyeing a cellulose fiber or fiber materials containing the cellulose fiber. A reactive dye composition, which comprising: (a) at least one reactive red dyestuff having an amido group of the following formula (1) wherein R, R1, R2, R3, X and Q are defined the same as the specification; and (b) at least one yellow reactive dyestuff selected from the group consisting of the following Color Index: C.I. Reactive Yellow 145 and C.I. Reactive Yellow 176, and/or at least one blue reactive dyestuff selected from the group consisting of the following Color Index: C.I. Reactive Blue 194, C.I. Reactive Blue 221 and C.I. Reactive Blue 222.

Abstract: The present invention relates to a developer composition comprising: (a) alkali metal carbonate salt; (b) alkali metal bicarbonate salt; (c) nonionic surfactant of formula (I) below wherein, k, n and m are defined as in the description; and (d) nonionic surfactant of formula (II) below wherein, p and q are defined as in the description; wherein with respect to 100 parts by weight of water, the aforementioned component (a) is 0.1˜10 parts by weight, the aforementioned component (b) is 0.1˜10 parts by weight, the aforementioned component (c) is 0.1˜20 parts by weight, and the aforementioned component (d) is 0.1˜20 parts by weight. The present invention also relates to a developer.

Abstract: The present invention provides disazo reactive dyestuffs containing the quaternary group compounds of the general formula (1) wherein R, (W)0˜3, (W?)0˜3, Y1 and Y2 are defined the same as the specification. The dyes of the invention are distinguished by high fixation and a very good build-up. They are distinguished also by high washing off and a low nylon stain, and they have fiber-reactive properties and are very highly suitable for dyeing and printing of materials containing either cellulose fibers, such as cotton, synthetic cotton, hemp, and synthetic hemp, or amide containing fibers such as wool and nylon.

Abstract: The present invention provides a positive-tone photosensitivity resin composition comprising (A) an alkali-soluble acrylic resin, the alkali-soluble acrylic resin containing at least one structure unit selected from the group consisting of the following structure unit (1), structure unit (2), and structure unit (3), wherein R1, R2, R3, R4, R5, R, U, V, X, Y and Z are defined the same as the specification; (B) a naphthoquinone-diazide group containing compound; and (C) an solvent, the solvent is selected from the group consisting of ethers, ketones, esters, aromatic hydrocarbons and acetoacetates.

Abstract: The present invention relates to a black dyes composition for ink-jet printing ink comprising (A) a compound of the following formula (I) wherein, R1 is —SO2CH2CH2OSO3H or —SO2CH?CH2 or —SO2CH2CH2OH; M is H, Na or Li; (B) a compound of the following formula (II) wherein, R1 is —SO2CH2CH2OSO3H or —SO2CH?CH2 or —SO2CH2CH2OH; M is H, Na or Li; and (C) a compound of the following formula (III) wherein, R1 is —SO2CH2CH2OSO3H or —SO2CH?CH2 or —SO2CH2CH2OH; M is H, Na or Li; these compositions are particularly suitable for using in paper inkjet printing ink, and inkjet printing inks with good light-fastness and solubility are obtained.

Abstract: The present invention relates to a developer composition comprising (a) alkali metal carbonate salt; (b) alkali metal bicarbonate salt; (c) nonionic surfactant of the following formula (I): wherein, R1, R2, n, and m are define the same as the specification; and (d) nonionic surfactant of the following formula (II): wherein, R3, p, and q are define the same as the specification. The present invention also relates to a developer.

Abstract: A dye composition, which comprising (A) at least one disazo dye selected from the formula (I) or (II), wherein R, R1, R2, D1 and D2 are defined the same as the specification; and (B) a diazo dye of the formula (III), wherein (R9)0-2, (R10)0-2, Q1 and Q2 are defined the same as the specification. These kinds of dye composition with high fixation and good build-up. They are distinguished also by high washing off and a low nylon stain and they are suitable for dyeing and printing of materials containing either cellulose fibers, such as cotton, artificial cotton, linen, and artificial linen, or polyamide fibers, such as wool, silk, and nylon etc. Dyed materials with excellent properties can be obtained, showing especially outstanding performance in of washing off, levelness, build-up, wet fastness and light fastness.

Abstract: A dye composition, which comprising: a monoazo dye of the formula and a disazo dye of the formula (II) wherein R, R1, R2, R3, R4, Y, K, D are defined in this document ; these kinds of dye composition have good stability and build-up. The dye composition are suitable for dyeing and printing of materials containing cellulose fibers, such as cotton, artificial cotton, linen, and artificial linen, or synthetic polyamide, such as wool, silk, and nylon etc.

Abstract: A method for preparing a prostaglandin F-type compound. Also disclosed is an intermediate of the following formula (II) compound wherein R?, X and A have the same meaning as given in the specification.

Abstract: The present invention provides disazo reactive dyestuffs containing the quaternary group compounds of the general formula (1) wherein R, (W)0˜3, (W?)0˜3, Y1 and Y2 are defined the same as the specification. The dyes of the invention are distinguished by high fixation and a very good build-up. They are distinguished also by high washing off and a low nylon stain, and they have fiber-reactive properties and are very highly suitable for dyeing and printing of materials containing either cellulose fibers, such as cotton, synthetic cotton, hemp, and synthetic hemp, or amide containing fibres such as wool and nylon.

Abstract: The present invention provides a compound of the following formula (I): wherein R1 is methyl or 4-aminobutyl, which may be acylated; X is phenyl or substituted phenyl; W is an esterified group removable by hydrogenolysis. Also disclosed is the preparation method and the application of formula (I) compound.

Abstract: A photoresist composition for LCD light diffuse reflecting film is disclosed, which comprises (a) 8 to 90% by weight of base-soluble resin; (b) 1 to 30% by weight of polyfunctional unit; (c) 0.1 to 20% by weight of photopolymerization initiator; (d) 0.1 to 20% by weight of thermosetting cross-linking reagent; (e) 0.01 to 10% by weight of ultraviolet absorber; and (f) 8 to 90% by weight of solvent.