WO2005093153A1 - ポリエステル/ポリウレタン複合繊維の分散染料による染色方法、ポリエステル/ポリウレタン複合繊維染色物およびその製造方法 - Google Patents
ポリエステル/ポリウレタン複合繊維の分散染料による染色方法、ポリエステル/ポリウレタン複合繊維染色物およびその製造方法 Download PDFInfo
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- WO2005093153A1 WO2005093153A1 PCT/JP2005/005744 JP2005005744W WO2005093153A1 WO 2005093153 A1 WO2005093153 A1 WO 2005093153A1 JP 2005005744 W JP2005005744 W JP 2005005744W WO 2005093153 A1 WO2005093153 A1 WO 2005093153A1
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- fiber
- dyeing
- polyester
- composite fiber
- polyurethane
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Classifications
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- 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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
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- 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
- D06P1/16—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 dispersed, e.g. acetate, dyestuffs
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- 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
- D06P1/44—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 insoluble pigments or auxiliary substances, e.g. binders
- D06P1/52—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 insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
- D06P1/5264—Macromolecular compounds obtained otherwise than by reactions involving only unsaturated carbon-to-carbon bonds
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- 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
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
- D06P3/043—Material containing basic nitrogen containing amide groups using dispersed dyes
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- 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
- D06P3/82—Textiles which contain different kinds of fibres
Definitions
- the present invention relates to a method for dyeing a polyester Z polyurethane composite fiber with a disperse dye, a dyed polyester Z polyurethane composite fiber, and a method for producing the same. More specifically, the present invention relates to a method for increasing the color fastness of the composite fiber.
- Polyurethane fiber products including composite fibers in which polyurethane fibers are coated with other fibers have excellent elasticity characteristic of polyurethane, and therefore have been used for exercise clothing such as swimsuits and underwear. Excellent elasticity At present, it has begun to spread widely to various products such as jackets and coats. As the uses of polyurethane fibers have expanded, the development of more comfortable materials has been required.Composite fibers in which polyurethane fibers are coated with polyester fibers or composite fibers in which polyester fibers and polyurethane fibers are knitted have been developed. Some or all of them have begun to be used.
- Patent Document 1 discloses that a polyester / polyurethane composite material is dyed with a disperse dye in the presence of a synthetic tannin to suppress the dyeing property on the polyurethane side of the composite material and dye on the polyester side. It is disclosed that the property can be improved.
- Patent Document 2 discloses that, when a fiber product containing at least a part of a disperse dye-dyeable fiber and a polyurethane-based fiber is dyed with a disperse dye, the fiber product is dyed before dyeing or Z or dyeing. There is disclosed a method for improving the color fastness by treating with a treatment solution containing at least one of a sulfone group-containing compound, a polyhydric phenol compound and an acid anhydride.
- Patent Document 3 discloses that a composite fiber material including a polyurethane fiber and a polyester fiber is dyed using a disperse dye, and then a cleaning agent represented by polyoxyethylene alkylamine, an alkali agent, and a reducing agent are used. Disclosed is a technique for removing a disperse dye dyed on a polyurethane fiber by a reduction washing treatment in the presence of the dye, thereby reducing contamination and obtaining a dyed product.
- Patent Document 4 discloses that a polyurethane elastic fiber to which a finish is attached contains or adheres an antifouling agent such as synthetic tannin to the disperse dye of the polyurethane elastic fiber itself. It is disclosed that by reducing the coloring, it is possible to produce a dyed fabric mixed with a disperse dye-dyeable fiber, which has excellent dyeing fastness and in particular reduces liquid contamination during dry cleaning.
- Patent Document 1 Japanese Patent Application Laid-Open No. 11-172584
- Patent Document 2 Japanese Patent Application Laid-Open No. 2001-336074
- Patent Document 3 JP-A-11-172585
- Patent Document 4 JP 2001-140167 A
- An object of the present invention is to impart sufficient dyeing fastness to the composite fiber even when the polyester Z polyurethane composite fiber is dyed with a disperse dye, and particularly to prevent contamination of the dry Jung solution. It is an object of the present invention to provide a dyeing method that can be sufficiently reduced. Means for solving the problem
- the present inventors have conducted intensive studies to solve the above-mentioned problems, and as a result, surprisingly, polyamine or a salt thereof, which is usually used as a direct dye fixing agent and a reactive dye fixing agent for cotton, has been obtained. It has been found that the use of the polyester / polyurethane conjugate fiber for pretreatment for dyeing significantly improves the color fastness of the dyed product of the conjugate fiber, thereby completing the present invention.
- the present invention relates to a method for dyeing a polyester Z polyurethane composite fiber with a disperse dye, comprising: (1) a first step of treating the composite fiber with a treatment liquid containing a polyvalent phenolic compound; A pretreatment including a second step of treating the conjugate fiber treated in the step (1) with a treatment solution containing a polyamine or a salt thereof is performed. (3) The pretreated conjugate fiber is treated with a disperse dye and a polyvalent dye.
- the present invention relates to a method for dyeing a polyester Z polyurethane composite fiber, which is dyed with a dye solution containing a phenolic compound.
- the present invention also relates to a method for producing a dyed product of a polyester Z-polyurethane composite fiber, which employs the above-mentioned dyeing method.
- the present invention also relates to a dyed polyester Z polyurethane composite fiber dyed by the above dyeing method.
- the dyeing of the disperse dye on the polyurethane fiber can be effectively suppressed, while the dyeing of the polyester fiber with the dye can be effectively increased. Accordingly, sufficient dyeing fastness can be imparted to the polyester / polyurethane conjugate fiber, and in particular, contamination of the dry cleaning solution can be sufficiently reduced.
- a good polyester / polyurethane composite fiber dyed product required in the field which has high color stability of light color and high color fastness of dark color, can be obtained.
- the “polyester / polyurethane conjugate fiber” used in the present invention may have any form as long as it contains a polyester fiber and a polyurethane fiber, for example, a simple fiber such as a mixed fiber of a polyester fiber and a polyurethane fiber. Having the form of fiber Or the form of yarn such as conjugate fiber in which polyurethane fiber is coated with polyester fiber, or the form of cloth such as cross-knitted cloth, cross-woven cloth and non-woven cloth made of fiber of such form or z and yarn, or the relevant cloth It has a powerful product form.
- the polyester z polyurethane composite fiber is in the form of a cross-knitted fabric of polyester fiber and polyurethane fiber, or in the form of a cross-knitted cloth, cross-woven cloth or non-woven fabric made of a composite fiber (yarn) in which polyurethane fiber is coated with polyester fiber. Having.
- the “polyester fiber” used in the present invention may be any “polyester fiber” such as a cationic dyeable polyester fiber and a normal pressure Z pressure dyeable polyester fiber. .
- the "polyurethane fiber” used in the present invention may be a so-called “polyurethane fiber”.
- Lycra trademark
- Espa trademark
- Toyobo Roy
- Asahi Kasei Corporation examples include Riki (trademark), Lexe (trademark) manufactured by Teijin, Spantel (trademark) manufactured by Kuraray, and success (trademark) manufactured by Unitika.
- the mixing ratio of the polyurethane of the polyester Z polyurethane conjugate fiber used in the present invention is 2.0 to 50% by weight, preferably 5 to 30% by weight, based on the weight of the fiber of the power conjugate fiber appropriately determined according to the application. %.
- Examples of the "disperse dye” used in the present invention include known benzene azo dyes, heterocyclic azo dyes, and anthraquinone dyes. These may be used alone or in combination of two or more.
- the amount of the “disperse dye” used is not particularly limited as long as the object of the present invention is achieved.
- the “polyvalent phenolic compound” used in the first step and the dyeing step of the pretreatment may be a common one.
- each may be independently selected from the following: used.
- the ⁇ polyhydric phenolic compound '' used in the first step and the dyeing step of the pretreatment use the same compound.
- known tannins include natural tannins and synthetic tannins.
- the synthetic tannin is preferably a compound obtained by condensing a phenolic compound as a structural unit via formaldehyde. Is good.
- examples of the phenolic compound include phenolsulfonic acid, sulfated dihydroxydiphenylsulfone, and salts thereof. Further, the phenol compound may have both phenol sulfonate and dihydroxydiphenyl sulfone as structural units.
- polyvalent phenolic compound preferably, it is a polycondensate of dihydrooxydiphenyl sulfone formalin, which is a kind of synthetic tannin.
- dihydroxydiphenylsulfonformalin polycondensate refers to a formalin condensate of dihydroxydiphenylsulfone sulfate, a condensate of dihydroxydiphenylsulfone, phenolsulfonate and formaldehyde.
- a formalin condensate of sulfated dihydroxydiphenylsulfone is obtained by sulfonating dihydroxydiphenylsulfone as disclosed in Japanese Patent Application Laid-Open No. 2001-81670 as a synthesis example of a synthetic tannin. It can be produced by condensation with formalin.
- Condensates of dihydroxydiphenylsulfone, phenolsulfonate, and formaldehyde can be obtained by, for example, reacting dihydroxydiphenylsulfone and phenolsulfonic acid in the presence of an alkali as described in JP-A-10-131060. It can be produced by condensation with formaldehyde.
- dihydroxydiphenylsulfone formalin polycondensate preferably, formalin polycondensation having 4,4′-dihydroxydiphenylsulfone and phenolsulfonate as structural units Things.
- the polycondensate may be a commercially available product, for example, a dihydroxydiphenylsulfone formalin polycondensate characterized by having a phenolsulfonate as one of the structural units (CAS No .: 75199-12). — 1; SZ—99 04: content 33% or more (solid content): manufactured by Dainippon Pharmaceutical Co., Ltd.).
- each "polyhydric phenolic compound" used in the pre-treatment and dyeing varies depending on the type and concentration of the product containing the polyhydric phenolic compound to be used. For example, SZ-9904 When (Dainippon Pharmaceutical) is used, it is 1 to 20% owf (on weight of fiber), preferably 1 to 5% owf, based on the fiber weight of the conjugate fiber. If it is less than 1%, the effect is insufficient, and if it exceeds 20%, no further effect can be expected.
- the “polyhydric phenolic compound” is used as an aqueous solution.
- the "polyamine or salt thereof" in the present invention may be a polycationic one.
- polycationic means a property in which two or more amino groups among the amino groups of the compound can be cationic in water.
- examples of the polyamine or a salt thereof include a polymer of monoallylamine or a salt thereof disclosed in JP-B-7-23589 and a monoallylamine or a salt thereof disclosed in JP-A-7-2952583.
- Specific examples thereof include an arylamine hydrochloride polymer and a polycationic polymer or copolymer disclosed in JP-A-2001-20186. Among them, polycationic polydiaryldimethylammonium chloride is preferable.
- a dye fixing agent for direct dyes or reactive dyes containing them may be used. These may be commercially available.
- Suprafix DFC manufactured by Senriki
- Senniki Fix NFC manufactured by Senriki
- Sunfix 555 manufactured by Sanyo Chemical Co., Ltd.
- polydiaryl dimethylammonium-pum chloride content: 15% (Aqueous solution)
- N-cocoalkyl-1,3-diaminopropane content: 3% or less (aqueous solution)
- HIFIX PW-A manufactured by Dainippon Pharmaceutical Co., Ltd.
- Preferred is a dye fixing agent for cotton containing polydiaryl dimethylammonium-dum chloride, specifically HIFIX PW-A.
- the amount of the "polyamine or salt thereof” used varies depending on the type, concentration, etc. of the product containing the polyamine or salt thereof. For example, when HIFIX PW-A (manufactured by Dainippon Pharmaceutical) is used. It is 1 to 20% owf, preferably 1 to 5% owf, based on the fiber weight of the conjugate fiber. If it is less than 1%, the effect is insufficient, and if it exceeds 20%, no further effect can be expected. "Polyamine or a salt thereof" can be used as an aqueous solution.
- the first step of the pretreatment is a step of treating the polyester Z polyurethane composite fiber with a treatment solution containing a polyvalent phenolic compound.
- a treatment solution containing a polyhydric phenolic compound (1 to 20% owf) and acetic acid is added to a water-based bath containing polyester Z polyurethane composite fiber, and the pH is adjusted to pH 4 to 7, preferably pH 5 to 6. To It can be adjusted and treated at 60-100 ° C, preferably 80-95 ° C for 5-15 minutes.
- the conjugate fiber is washed with water.
- the second step of the pretreatment is a step of treating with a treatment solution containing a polyamine or a salt thereof.
- a treatment solution containing a polyamine or a salt thereof (1 to 20% o.w.f.) is added to a water-based bath containing the composite fiber treated in the first step. C, preferably at 80 to 95 ° C for 5 to 15 minutes.
- the conjugate fiber may be washed with water, and in some cases, may be used without being washed with water in the next step.
- the dyeing step of the present invention is a step of dyeing the polyester Z polyurethane composite fiber pretreated in the first step and the second step with a dyeing solution containing a disperse dye and a polyhydric phenolic compound.
- a polyhydric phenolic compound (1 to 20% owf) a leveling agent (for example, IONET RAP310) and an acid (for example, acetic acid) are added to an aqueous bath containing a pretreated polyester Z polyurethane composite fiber.
- a disperse dye, and dyeing can be carried out at 110 to 135 ° C, preferably 120 to 130 ° C, for 10 to 40 minutes, preferably 20 to 30 minutes.
- the order of adding the polyhydric phenolic compound, the dyeing aid and the disperse dye is as follows: first add the polyhydric phenolic compound and then add the dyeing aid and the disperse dye simultaneously, or separately and in order. It is advisable to add them all at the same time, and it is preferable to squeeze them all at once.
- sodium hydroxide, a reducing agent and a sorbing agent are each added to the bath, preferably as an aqueous solution, and reduction cleaning can be performed at 60 to 100 ° C, preferably 80 to 95 ° C.
- the washing time is 20-40 minutes.
- the product is washed with water and dried to obtain a dyed product dyed with a disperse dye.
- Examples of the reducing agent include known hydrosulfite and diacid thiourea.
- the treatment liquid in each treatment step may be drained independently, and another treatment liquid may be newly prepared for the next step, or may be drained. It may be reused in the next step without any problem.
- the treatment liquid that has already been used is further added with a predetermined compound in the next step and used as the treatment liquid.
- the second step of the pretreatment described above to the dyeing and reduction cleaning treatment can be performed continuously without drainage.
- the process from the first step of the pretreatment to the dyeing and reduction washing treatment can be performed continuously without draining.
- a dyed product of polyester Z polyurethane conjugate fiber excellent in dyeing fastness can be obtained. That is, a method for producing a dyed product of polyester Z polyurethane composite fiber is characterized by employing the dyeing method of the present invention.
- the bath ratio of “mixed knitted cloth”: “bath liquid” was 1:20.
- the “bath ratio” refers to the volume (20 ml) of the bath liquid used for “mixed knitted cloth” lg.
- a notation such as “80% acetic acid lgZL” means 80% acetic acid lg per liter of bath solution.
- the solvent of the solution and the bath solution is water.
- 80% acetic acid is an aqueous solution.
- the methods for measuring various evaluation items such as the color fastness used in Examples are as follows.
- the washing fastness was evaluated with respect to cloth staining and discoloration (staining of washing liquid) according to the JIS L 0844 A-2 method (attached cloth, 6 types of multi-type).
- the stain on the wash fastness of the fabric used in the above-mentioned evaluation method was classified into Class 5 with the best color transfer (contamination) of the dyeing fabric power as an evaluation sample being completely eliminated.
- Inferior grades were determined as Grade 4, Grade 3, Grade 2 and Grade 1, respectively.
- the allowable range of the evaluation result of the cloth stain in the present invention is at least Grade 3, preferably at least Grade 4, most preferably Grade 5.
- Liquid contamination during dry cleaning can be performed by a simple dry cleaning method (filtering perchlor ethylene). It was evaluated by dripping it onto a dyed cloth placed on paper and observing the state of contamination (in Table 1, simply referred to as “park drop”). Washing fastness or liquid contamination during dry cleaning was determined according to the gray scale JIS-L-0805 for contamination. Specifically, the best grade with no fading was rated grade 5, and those with progressively worse grades were graded 4, 3, 3 and 2, respectively.
- the allowable range of the liquid contamination evaluation result in the present invention is at least Grade 3, preferably at least Grade 4, most preferably at Grade 5.
- cross knitted fabric (85Z15) used in Examples means a cross knitted fabric of polyester fiber (85% by weight) and polyurethane fiber (15% by weight).
- disperse dyes CI Orange 30, i.Red 167, Foron Blue RD-GLF
- ionone RAP310 manufactured by Sanyo Chemical Co., Ltd.
- 0.5 gZL, 80% acetic acid 0.4 gZL, and SZ — 9904 Add 3.0% owf to the above bath solution, dye the mixed knitted fabric in the bath solution at 125 ° C for 30 minutes, and wash with water.
- Example 1 The polyurethane fiber of Example 1 was replaced with Roy force (manufactured by Asahi Kasei Corporation), and dyed in the same manner as in Example 1.
- Dyeing was carried out in the same manner as in Example 1 except that the polyurethane fiber of Example 1 was changed to Lexe (manufactured by Teijin Limited).
- Example 6 in which the polyurethane fiber of Example 4 was replaced with Roy's force and dyed with the same formulation as in Example 4
- Example 7 The polyurethane fiber of Example 4 was replaced with Lexe and dyed with the same formulation as in Example 4.Example 7
- Example 8 The polyurethane fiber of Example 7 was replaced with Roy force and dyed in the same manner as in Example 7.
- the bath was gradually cooled to 60 ° C, and at this temperature, disperse dyes (C ⁇ Orange 30, CI Red 167, Foron Blue RD-GLF) each 1.0% owf, ionnet RAP310 0.5gZL, 80% acetic acid 0.4 g ZL and SZ-9904 3.0% owf are added to the above bath solution, and the mixed knitted fabric is dyed in the bath solution at 125 ° C for 30 minutes, and then washed with water.
- 2 g ZL of sodium hydroxide (solid), 4 g ZL of diacid thiourea, and 0.5 g ZL of Sandogen DTC-L are added to the above bath solution, and mixed in the bath solution at 90 ° C for 20 minutes. Was washed with water and dried.
- Example 9 The polyurethane fiber of Example 9 was replaced with Roy force and dyed in the same manner as in Example 9.
- the bath was gradually cooled to 60 ° C, and at this temperature, disperse dyes (C Orange 30, CIRed 167, Foron Blue RD-GLF) each 1.0% owf, Yonet RAP310 0.5gZL, 80% acetic acid 0% 4g ZL and SZ-9904 3.0% owf are added to the above bath solution, and in this bath solution, the knitted fabric is dyed at 125 ° C for 30 minutes, and then the dyeing bath is gradually cooled to 90 ° C. .
- Sodium hydroxide (solid) 2gZL, and diacid 4 g ZL of thiourea chloride was added, and the mixed knitted fabric was reduced and washed in the bath solution at 90 ° C. for 20 minutes, and then washed with water and dried.
- Example 12 The polyurethane fiber of Example 12 was replaced with Roy force and dyed with the same formulation as in Example 12.o
- Example 12 The polyurethane fiber of Example 12 was replaced with Lexe and dyed in the same manner as in Example 12.o
- Polyester fiber and lycra mixed and knitted fabric (85Z15) was applied to disperse dyes (C ⁇ Orange 30, ClRed 167, Foron Blue RD—GLF) 1.0% owf each, Yonet RAP310 0.5g / L and 80% acetic acid 0 After dyeing at 125 ° C for 30 minutes in an aqueous bath containing 4 g ZL, wash with water. Next, 2 g ZL of sodium hydroxide and sodium (solid), 4 g ZL of diacid thiourea, and 0.5 g ZL of sandogen DTC-L are added to the above bath solution, and mixed and knitted at 90 ° C for 20 minutes in the bath solution. , And then washed with water and dried.
- disperse dyes C ⁇ Orange 30, ClRed 167, Foron Blue RD—GLF
- Comparative Example 4 The polyurethane fiber of Comparative Example 1 was replaced with Lexe and dyed in the same manner as in Comparative Example 1. [0045] Comparative Example 4
- Polyester fiber and lycra mixed knitted fabric (85Z15) was treated with disperse dyes (C ⁇ Orange 30, ClRed 167, Foron Blue RD—GLF) 1.0% owf each, Yonet RAP310 0.5g / L, 80% acetic acid. 4gZL and SZ-9904 3. Dye in an aqueous bath containing 3.0% owf at 125 ° C for 30 minutes and wash with water. Next, 2 g ZL of sodium hydroxide (solid), 4 g ZL of thiourea dioxide, and 0.5 g ZL of sandogen DTC-L were added to the above bath solution, and the mixed and knitted fabric was reduced and washed in the bath solution at 90 ° C. for 20 minutes. Then, washing and drying were performed. Five
- HIFIX PW-A 2.0% o.w.f. is added to a water bath containing polyester fiber and lycra mixed knitted fabric (85Z15) and treated at 90 ° C for 10 minutes. After washing with water, 1.0% owf of each disperse dye (CI Orange 30, CIRed 167, Foron Blue RD-GLF), 0.5 g of Zionet RAP310, and 0.4 g of 80% acetic acid are added to the above bath solution. The mixed knitted fabric is dyed in the bath at 125 ° C for 30 minutes, and then washed with water.
- each disperse dye CI Orange 30, CIRed 167, Foron Blue RD-GLF
- 0.5 g of Zionet RAP310 0.5 g of Zionet RAP310
- 0.4 g of 80% acetic acid are added to the above bath solution.
- the mixed knitted fabric is dyed in the bath at 125 ° C for 30 minutes, and then washed with water.
- HIFIX PW-A 2.0% owf to a water bath containing polyester fiber and lycra mixed knitted fabric (85Z15) and treat at 90 ° C for 10 minutes. After washing with water, disperse dyes (CI Orange 30, CI Red 167, Foron Blue RD-GLF) each 1.0% owf, Zionet RAP310 0.5g ZL, 80% acetic acid 0.4g ZL, and SZ-9904 3.0% owf
- the mixed knitted fabric is dyed in the bath solution at 125 ° C for 30 minutes and then washed with water.
- the dyeing method of the present invention was superior to the comparative example in that it satisfied the grade required by the factory, as well as the washing fastness and contamination of the dry cleaning solution.
- the method for dyeing a disperse dye of the present invention satisfies the washing fastness required in the market, and It is possible to provide a dyed product of a polyester z polyurethane composite fiber, which is extremely free from liquid contamination during the cleaning.
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WO2022030384A1 (ja) * | 2020-08-05 | 2022-02-10 | 山陽色素株式会社 | 顔料分散体組成物による染色に適する合成繊維構造体の前処理方法 |
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JPH09310288A (ja) * | 1996-05-20 | 1997-12-02 | Daisutaa Japan Kk | 含窒素繊維類の染色法及び染色物 |
JP2001336074A (ja) * | 2000-05-29 | 2001-12-07 | Komatsu Seiren Co Ltd | 繊維製品及びその製造方法 |
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JP2002194681A (ja) * | 2000-12-19 | 2002-07-10 | Senka Kk | 複合繊維の染色法 |
JP2003293271A (ja) * | 2002-03-28 | 2003-10-15 | Senka Kk | 複合繊維の染色法 |
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JPH09310288A (ja) * | 1996-05-20 | 1997-12-02 | Daisutaa Japan Kk | 含窒素繊維類の染色法及び染色物 |
JP2001336074A (ja) * | 2000-05-29 | 2001-12-07 | Komatsu Seiren Co Ltd | 繊維製品及びその製造方法 |
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WO2022030384A1 (ja) * | 2020-08-05 | 2022-02-10 | 山陽色素株式会社 | 顔料分散体組成物による染色に適する合成繊維構造体の前処理方法 |
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