Classifications

• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
  • D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
  • D06P1/38—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using reactive dyes
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
  • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
  • C09B67/0046—Mixtures of two or more azo dyes
  • C09B67/0047—Mixtures of two or more reactive azo dyes
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
  • C09B62/002—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the linkage of the reactive group being alternatively specified
  • C09B62/006—Azodyes
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
  • C09B62/002—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the linkage of the reactive group being alternatively specified
  • C09B62/006—Azodyes
  • C09B62/008—Monoazo dyes
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
  • C09B62/02—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring
  • C09B62/04—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring to a triazine ring
  • C09B62/08—Azo dyes
  • C09B62/09—Disazo or polyazo dyes
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
  • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
  • C09B67/0041—Blends of pigments; Mixtured crystals; Solid solutions mixtures containing one azo dye
  • C09B67/0042—Mixtures containing two reactive dyes one of them being an azo dye
  • C09B67/0045—Mixtures containing two reactive dyes one of them being an azo dye both having the reactive group not directly attached to a heterocyclic system
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
  • D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
  • D06P1/38—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using reactive dyes
  • D06P1/384—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using reactive dyes reactive group not directly attached to heterocyclic group
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
  • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
  • D06P3/58—Material containing hydroxyl groups
  • D06P3/60—Natural or regenerated cellulose
  • D06P3/66—Natural or regenerated cellulose using reactive dyes
  • D06P3/666—Natural or regenerated cellulose using reactive dyes reactive group not directly attached to heterocyclic group

Definitions

• the present invention relates to a reactive dye composition suitable for dyeing a cellulose fiber and a fibrous material containing Itodabi and cellulose fibers, and a dyeing method using the same.
• Reactive dyes are widely used for dyeing cellulosic fibers such as cotton and rayon. In dyeing cellulosic fiber materials using reactive dyes, it is useful to use yellow, red, and blue reactive dyes as dyes for the three primary colors, and blend them in various proportions to dye. Are known.
• the present invention solves the above-mentioned problems, and provides a cellulose fiber or a cellulose fiber-containing fiber material with excellent reproducibility and washability, good levelness, and high reproducibility with high fastness.
• the purpose is to develop reactive dye compositions and dyeing methods for dyeing.
• a blue reactive dye composition containing a specific blue reactive dye, or a specific red reactive dye and a specific yellow reactive dye or a specific yellow reactive dye By using a reactive dye composition containing a reactive dye, the affinity and dyeing speed of each of the dyes constituting the dye composition are matched, and the leveling and reproducibility of the cellulose fiber is achieved. They found that they could be dyed well, and completed the present invention.
• R represents a hydrogen atom, a halogen atom or a C 1 to C 4 alkoxy group.
• —S 0 2 CH 2 CH 2 OS 0 3 H group is formed by decomposition thereof.
• 0 2 CH may be CH 2 groups.
• R 2 is each independently a hydrogen atom or an alkyl group which may be substituted
• X i is a halogen atom
• S 0 2 CH CH 2 or S 0 2 CH 2 CH 2 ZJ (where Z! Represents a group which is eliminated by the action of an alcohol).
• m 2 is an integer of 0 to 2, is 0 or 1
• R and R 4 are each independently a hydrogen atom or an optionally substituted hydrogen atom.
• X 2 represents a halogen atom
• Y 2 represents —SCCH 2 CH or S 0 2 CH 2 CH 2 Z 2 (Z 2 represents a group which is eliminated by the action of an alkyl group).
• m 3 is an integer of 0 to 2
• n 2 is 0 or 1
• R and R fi are each independently a hydrogen atom or an optionally substituted alkyl group
• X 3 is the Nono androgenic atom
• m 4 represents an integer of 1 to 3
• R 7 and R 8 each independently represent a hydrogen atom, an alkyl group, an alkoxy group, an acylamino group or a peridode group
• R 9 and R 9 10 is each independently a hydrogen atom or substituted
• X 4 represents a halogen atom
• composition ratio of the blue reactive dye composition described in the above 1 or 3 to the red reactive dye represented by the formula (2) and / or the formula (3) is 99 to 50% by mass:;
• a method for dyeing a cellulose fiber or a fiber material containing a cellulose fiber characterized by using the reactive dye composition according to any one of the above 1 to 6.
• the dye bath containing the blue reactive dye represented by the formula (A) and the blue reactive dye represented by the formula (1) in the form of the free acid contains cellulosic fiber or cellulose fiber.
• a method for dyeing cellulose fiber or cellulose fiber-containing fiber material which is characterized by treating the fiber material;
• the blue reactive dye of the formula (A) and also the blue reactive dye of the formula (1) and the free acid in the form of the formula (2) and / or (3) Cellulose fiber or cellulose fiber-containing fiber material is treated in a dye bath containing a yellow reactive dye represented by the formula (4) in the form of a red reactive dye and / or a free acid represented by the formula (4):
• a method for dyeing a fiber material containing a fiber or a cellulose fiber BEST MODE FOR CARRYING OUT THE INVENTION
• R is preferably a hydrogen atom
• a particularly preferred specific example of the blue reactive dye represented by the formula (A) is represented by the following formula (B).
• the blue reactive dye represented by the formula (A) is one of Japanese Patent Publication No.
• a hydrazone compound represented by the formula (a-13) is synthesized from the compounds represented by the following formulas (a-1) and (a-2). Then, the expression (a)
• the sulfone group and the carboxyl group are in the form of a free acid, and R is a hydrogen atom, a halogen atom or a CC4 alkoxy group.
• R 2 R 3 R 4 R 5 s R 6 R 9 and R 1 Q are a hydrogen atom or an alkyl group which may be substituted.
• Preferable are a hydrogen atom, a methyl group and an ethyl group, and a hydrogen atom is particularly preferable.
• alkyl group which may be substituted include, for example, an alkyl group, hydroxy, cyano, C; -C4 alkoxy, carboxy, carnomoyl, C1-C4 alkoxycarbonyl, C1-C4 alkylcarbonyloxy, sulfo, sulfamoyl, or optionally substituted with nitrogen
• alkyl group which may be substituted include, for example, an alkyl group, hydroxy, cyano, C; -C4 alkoxy, carboxy, carnomoyl, C1-C4 alkoxycarbonyl, C1-C4 alkylcarbonyloxy, sulfo, sulfamoyl, or optionally substituted with nitrogen
• Examples include 1 to 4 alkyl groups.
• alkyl group examples include methyl, ethyl, ⁇ -propyl,
• n — butyl is 0 — butyl, sec — butyl and the like, as a C 1 -C 4 alkyl group substituted by hydroxy or C 1 -C 4 alkoxy.
• Examples of the C 1 -C 4 alkyl group substituted with cyano include cyanomethyl, 2-cyanoethyl, 3-cyanopropyl and the like, and C 1 -substituted with nitrogen.
• Examples of the -C4 alkyl group include chloromethyl, bromomethyl, 2—chloromethyl, 2—bromoethyl, 3—chloropropyl, 3—bromopropyl, and 4-methylpropyl.
• Examples of C 1 -C 4 alkyl groups substituted with carboxy, such as chlorobutyl, 4-bromobutyl, etc., include, for example, carboxymethyl, 2-carboxyethyl, and 3-carboxypropyl.
• Examples of the C 1 -C 4 alkyl group substituted by a C 1 -C 4 alkoxycarbonyl include methoxycarbonylmethyl, ethoxycarboxylic leponylmethyl, 2-methoxyethoxycarbonyl, and 2-hydroxyalkyl.
• Toxoxycarbonylethyl, 3-methoxycarbonylpropyl, 3-ethoxycarbonylpropyl, 4-methoxycarbonyl And C 1 -C 4 alkylcarbonyloxy for example, methylcarboxyoxymethyl, 2-methylcarbonyloxyshetyl, 2-ethylcarbonyl, and the like.
• Examples of the sulfo-substituted C;!-C4 alkyl group include sulfomethyl, 2-sulfoethyl, 3-sulfrehopopyl, 4-sulfobutyl, etc., and C1-C4 substituted with sulfamoyl.
• Examples of the alkyl group include sulfamoylmethyl, 2-sulfamoylethyl, 3-sulfamoylpropyl, and 4-sulfamoylbutyl.
• examples of the alkyl group represented by R 7 and R 8 include C 1 to C 4 alkyl such as methyl and ethyl, and examples of the alkoxy group include methoxy and ethoxy. C1 to C4 alkoxy such as toxic is exemplified, and a methyl group and a methoxy group are preferred.
• examples of the acylamino group represented by R 7 and R 8 include acetylamino, propionylamino and the like. As particularly preferable combinations of R 7 and R 8 , one is a hydrogen atom and the other is ⁇ . Raid group.
• Z t, Z 2, Z 3 and as a leaving radicals by the action of shown frolicking alkaline by Z 4 is, for example, sulfuric ester group, Chio sulfate group,-phosphate ester groups, acetate ester Groups, halogen atoms and the like. Preferably it is a sulfate group. These ester groups are easily removed, preferably in water, in the presence of alkalis such as sodium carbonate, sodium bicarbonate and sodium hydroxide.
• the reactive dye represented by the formula (1) is disclosed in Japanese Patent Publication No. 11-28787, Japanese Patent Application Laid-Open No. 56-128380 (Japanese Patent Publication No. 62-10636).
• the reactive dyes represented by the formulas (2) and (3) are described in EP-A-225575
• the reactive dyes represented by the formula (4) are disclosed in JP-A-56-1. These are described in, for example, Japanese Patent Publication No. 54881, and can be produced according to the methods described therein.
• the dye represented by the formula (1) as a blue reactive dye is preferably a dye represented by the following formula (5) or (6) in the form of a free acid, but is not limited thereto. Not something.
• the red reactive dye represented by the formula (2) is not particularly limited, but a dye represented by the following formula (7) in the form of a free acid is preferred.
• the red reactive dye represented by the formula (3) is not particularly limited, but a dye represented by the following formula (8) in the form of a free acid is preferred.
• the blue reactive dye composition contains a reactive dye represented by the formula (A) and a reactive dye represented by the formula (1) as essential components.
• the composition ratio of the reactive dye represented by the formula (A) to the reactive dye represented by the formula (1) is usually 95% by mass to 5% by mass: 5% by mass to 95% by mass, preferably 85% by mass. % By mass to 15% by mass: 15% by mass to 85% by mass, and more preferably 75% by mass to 55% by mass: 25% by mass to 45% by mass.
• a reactive dye represented by the formula (A) and a reactive dye other than the reactive dye represented by the formula (1) can be used in combination.
• the reactive dye to be used in combination is preferably a reactive dye having the same type of reactive group, and may be red or other for color matching (mixing several types of dyes to obtain a desired hue). Reactive dyes with different hues can be used in combination.
• the red reactive dye that can be used in this case is preferably a reactive dye represented by the formula (2) and (a) or (3), more preferably a formula (7) and / or Or a reactive dye represented by the formula (8).
• the composition ratio of the above-described blue reactive dye composition to the red reactive dye represented by the formula (2) and / or the formula (3) is usually from 99% by mass to 50% by mass: 1% by mass. 50% by mass, preferably 99% by mass to 70% by mass: 1% by mass to 30% by mass, more preferably 99% by mass 80% by mass: 1% to 20% by mass.
• the red reactive dye preferably used in the present invention is composed of the dyes represented by the formulas (2) and (3), and preferably the dyes represented by the formulas (7) and (8). It is a combination.
• the composition ratio is usually 90% by mass to 10% by mass: 10% by mass to 90% by mass, preferably 80% by mass to 20% by mass: 20% by mass to 80% by mass. More preferably, it is 70% by mass to 40% by mass: 30% by mass to 60% by mass.
• reactive dyes other than the reactive dyes represented by the formulas (2) and (3) can be used in combination.
• the reactive dyes represented by the formulas (2) and (3) are used in an amount of 1% by mass to 3% by mass based on the blue reactive dye composition of the present invention.
• the yellow dye includes the reactive dye represented by the above formula (4).
• the reactive dye represented by the formula (4) are the dyes represented by the following formulas (9) and / or (10) in the form of a free acid, but are not limited thereto. is not. )
• All the reactive dyes represented by the above formulas (1) to (10) exist in the form of a free acid or a salt thereof, and are preferably an alkali metal salt or an alkaline earth metal salt. Preference is given to sodium, potassium and lithium salts
• the method of blending each dye is not particularly limited.
• a method in which each dye is manufactured separately and then mixed a method in which the dyes are mixed in a reaction solution at the time of manufacture and then dried to form a composition, and further, each dye is dissolved in a dye bath, and the dye bath is used.
• the same composition as each of the above-mentioned compositions can be adopted.
• the mixing ratio of the blue reactive dye composition and the red reactive dye and / or the yellow reactive dye is blended according to a desired color tone, and is not particularly limited.
• the composition of the present invention contains known additives such as a concentration adjusting agent, a dispersing agent, a leveling agent, a sedimentation inhibitor, a metal ion sequestering agent, and a reduction inhibitor. Is also good.
• the dyeing bath, etc. are prepared by directly adding the blue reactive dye composition of the present invention or the respective dyes constituting the reactive dye composition and the additives as described above to the dyeing bath, the padding solution and the printing paste.
• the order of dissolving each dye and additive may be any order.
• the amount of each drug used is also determined appropriately according to the above.
• the amount thereof is usually 0.005 to the fiber.
• the blue reactive dye composition and the reactive dye composition of the present invention are useful for dyeing a cellulose fiber material and a fiber material containing the same.
• the target fiber include cellulose fibers, such as cotton, hemp, rayon, polynodine, cuvula, and lyocell, or a mixture thereof.
• these fibers or mixed fibers are mixed with other fibers such as polyamide fibers such as polyester fibers, acetate fibers, polyacrylonitrile fibers, wool, silk, and nylon. Blended or cross-woven products can be mentioned.
• the staining method can be performed according to a method known per se, for example, as described below.
• a blue reactive dye composition and a reactive dye composition of the present invention corresponding to a desired hue and concentration are added to a dye bath, and a known inorganic dye is used.
• Neutral salts such as anhydrous sodium sulfate, common salt, etc.
• acid binders such as sodium carbonate, sodium bicarbonate, caustic soda, sodium tertiary phosphate, etc., alone or in combination Perform staining.
• the amount of the inorganic neutral salt or acid binder used at this time is not particularly limited, but it is preferable to use at least 1 g / L.
• the inorganic neutral salt or the acid binder may be charged into the dyeing bath at a time, or may be charged separately.
• other dyeing assistants such as a softener in the bath and a leveling agent may be used in combination by a known method, but the dyeing assistant is not particularly limited to these.
• the dyeing temperature is from 40 to 90 ° C, preferably from 50 to 70 ° C.
• the bath ratio is usually 1: 5 to 1:50 (dye: dyeing bath).
• an acid binding agent for example, sodium carbonate, sodium bicarbonate, caustic soda, or the like is used alone or in combination with a dye padding solution, padded by a known method, and dried.
• a one-bath padding method of dyeing by drying or steaming by a known method, and a method of padding the dye, drying, and then drying a known inorganic neutral salt such as anhydrous sodium sulfate, Salt, etc., and acid binders for example,
• a two-bath padding method in which caustic soda, sodium silicate, and the like are padded and dyed by dry heat or steam by a known method, is exemplified, but the continuous dyeing method is not limited thereto. .
• sodium alginate, emulsion glue or the like is used as a base paste, and a printing paste containing a dye and an acid binder such as sodium bicarbonate is printed by a known method and then printed. Drying or steaming is carried out in accordance with the above method.
• washing is carried out by a conventional method in a soaking bath containing a commercially available soaking agent containing 0.1 to 5 g / L, and dyeing is completed.
• the blue reactive dye composition, the reactive dye composition and the dyeing method of the present invention have extremely good levelness and reproducibility in dyeing cellulose fibers and fiber materials containing the same, and have a good build-up property. Excellent dyeing characteristics such as excellent dyeing properties, and a dyed product having various fastnesses can be obtained.
• Table 1 shows the combinations of reactive dyes and their usage.
• C R e a c i t i v e means the color index
• the hue difference of the dyed product obtained at a bath ratio of 1:30 was visually determined.
• Staining was performed in the same manner as in the above 55 ° C staining except that the staining temperature was changed to 65 ° C.
• the hue difference of the dyed product obtained at 65 ° C was visually determined.
• Table 2 shows the comparison results of bath ratio dependency, temperature dependency, absorption, and fixing behavior of Formulation Example 1 (the present invention) and Formulation Examples 2 to 3 (for comparison).
• Judgment method (a) Judgment method (b) Formulation Example 1 ⁇ ⁇ ⁇ ⁇ Formulation Example 2 X ⁇ XX Formulation Example 3 X ⁇ XX Formulation Example 1 Only when dyeing with the combination of Matching dyeing properties of red reactive dye and blue reactive dye Even when the dyeing conditions such as bath ratio, dyeing temperature, dyeing time and the like change, the hue change is small, the fixing speed is almost the same, and the dyeing color reproducibility is excellent.
• Example 1 In place of the combination and use amount of Formulation Example 1 in Example 1 and the combination and use amount (parts) of the dyes shown in Table 3, water was added to 40 parts of anhydrous sodium sulfate to obtain a total amount of 9 parts. 80 parts of dye bath were each prepared. 50 parts of cotton mess was charged into the dye bath, and the temperature was raised to 60 ° C. in 20 minutes. After treatment at 60 ° C for 20 minutes, 20 parts of sodium carbonate was added, and staining was carried out at the same temperature for 60 minutes.
• the hue of the obtained dyed product was blue in Example 2, dark blue in Examples 3 and 4, purple in Example 6, green in Example 7, orange in Example 8, and Example 5 in yellow. Examples 9 to 15 were brown.
• Example 16 to 2 In any of the combinations of Examples 25, excellent leveling properties and reproducibility were excellent, and various dyeing properties such as good building-up property were excellent, and light fastness, sweat light fastness, and chlorine were excellent. The various fastnesses of water etc. were also excellent.
• Example 16 to 2 In any of the combinations of Examples 25, excellent leveling properties and reproducibility were excellent, and various dyeing properties such as good building-up property were excellent, and light fastness, sweat light fastness, and chlorine were excellent. The various fastnesses of water etc. were also excellent.
• the temperature was raised to 60 ° C. After treatment at 60 ° C for 20 minutes, 20 parts of sodium carbonate was added, and staining was carried out at the same temperature for 60 minutes.
• Example 21 was orange.
• Example 16 In any of the combinations of 16 to 21, excellent leveling properties and reproducibility were excellent, and various dyeing properties such as good build-up properties were excellent, and light fastness and sweat light fastness were obtained. Also, various fastnesses such as chlorine water were excellent.
• the color of the obtained dyed product was reddish brown.
• Excellent dyeing properties such as excellent levelness and reproducibility in continuous dyeing, and good build-up properties, as well as various fastnesses such as light fastness, sweat light fastness, and chlorine water. It was excellent.
• the color of the obtained dyed product was reddish brown. Excellent dyeing properties such as extremely good leveling and reproducibility, good build-up, and excellent fastness to light, sweat, and chlorine water. Was.
• cell-mouth fibers or cellulose-containing fibers can be reproduced with balanced affinity and reactivity. It can be dyed with good properties, level dyeing and fastness.

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• 2004
  • 2004-02-20 CN CNB2004800045007A patent/CN1331949C/zh not_active Expired - Lifetime
  • 2004-02-20 KR KR1020057014365A patent/KR101075939B1/ko not_active Expired - Fee Related
  • 2004-02-20 TW TW093104286A patent/TW200502327A/zh not_active IP Right Cessation
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