阅读说明：本技术 一种数码印花用分散染料墨水及其制备方法 (Disperse dye ink for digital printing and preparation method thereof ) 是由 苏勇志 杨泽辉 江启明 于 2020-06-25 设计创作，主要内容包括：本发明公开了一种数码印花用分散染料墨水,按质量份数,其组成为：分散染料30～40份；硫二甘醇15～25份；二甘醇8～15份；异丙醇3～10份；杀菌剂0.1～0.5份；吸湿剂10～20份；分散剂2～3份；渗透剂6～10份；稳定剂1～5份；去离子水35～45份。分散染料墨水在织物上的反应速度快、成本降低、色力度、色牢度、色彩重现性好,打样效果好。满足数码印花用需求,分散染料墨水,各项指标均达标,稳定性好,储存时间长。(The invention discloses a disperse dye ink for digital printing, which comprises the following components in parts by weight: 30-40 parts of a disperse dye; 15-25 parts of thiodiglycol; 8-15 parts of diethylene glycol; 3-10 parts of isopropanol; 0.1-0.5 part of a bactericide; 10-20 parts of a moisture absorbent; 2-3 parts of a dispersing agent; 6-10 parts of a penetrating agent; 1-5 parts of a stabilizer; 35-45 parts of deionized water. The disperse dye ink has the advantages of high reaction speed on fabrics, low cost, good color intensity, color fastness and color reproducibility and good proofing effect. The requirements for digital printing are met, various indexes of the disperse dye ink reach the standard, the stability is good, and the storage time is long.)

1. A disperse dye ink for digital printing comprises the following components in parts by weight:

2. the disperse dye ink for digital printing according to claim 1, which comprises the following components in parts by weight:

3. a disperse dye ink for digital printing according to claim 1 or 2, wherein: the disperse dye is as follows: c.i. disperse yellow, c.i. disperse orange, c.i. disperse red, c.i. disperse blue, c.i. disperse violet.

4. A disperse dye ink for digital printing according to claim 3, wherein: the C.I. disperse yellow is one or a mixture of more of C.I. disperse yellow 54, 64, 70, 71, 100, 114 and 242;

the C.I. dispersed orange is one or a mixture of more of C.I. dispersed oranges 25 and 119;

the C.I. disperse red is selected from one or a mixture of more of C.I. disperse red 50, 60, 65, 92, 146, 239 and 343;

the C.I. disperse blue is selected from one or a mixture of more of C.I. disperse blue 55, 56, 60, 81, 91, 354 and 366; the C.I. disperse violet is C.I. disperse violet 27.

5. A disperse dye ink for digital printing according to claim 1 or 2, wherein: the bactericide is one or a mixture of more of 5-chloro-2-methyl-4-isothiazolin-3-one, 1, 2-benzisothiazolin-3-one, s-triazine, 1, 6-dihydroxy-2, 5-dioxan and isothiazolinone.

6. A disperse dye ink for digital printing according to claim 1 or 2, wherein: the dispersing agent is selected from sodium methylene dinaphthalene sulfonate, a copolymer of sodium acrylate and propionamide, sodium polyacrylate, a condensate of naphthalenesulfonic acid, alkylphenol polyoxyethylene ether phosphate, sodium fatty acid methyl ester sulfonate, polyaspartic acid (sodium), hydrolytic polymaleic anhydride, TH-164 phosphono polyacrylic acid, polyacrylic acid and 2-amino-2-methyl-1-propanol, one or more of dimethyl-1-amino-1-ethanol, citric acid, phosphate, fatty alcohol-polyoxyethylene ether, C6-C18 fatty alcohol-polyoxyethylene ether, C6-C18 fatty ester-polyoxyethylene ether, styrene phenol sodium sulfonate, sodium polyacrylate, maleic acid-acrylic acid copolymer, polyvinyl alcohol, vinyl acetate copolymer, methacrylate and maleic anhydride copolymer.

7. A disperse dye ink for digital printing according to claim 1 or 2, wherein: the moisture absorbent is one or more of diethylene glycol dosage, polyethylene glycol 400, glycerol, 1, 4-butanediol, glycerol, ethylene glycol, sorbitol, urea and sodium pyrrolidone carboxylate.

8. A disperse dye ink for digital printing according to claim 1 or 2, wherein: the penetrating agent is one or a mixture of several of isooctanol, diethylene glycol monobutyl ether, dialkyl (hexyl, butyl and octyl) sulfosuccinate, hexanediol and isopropanol.

9. A disperse dye ink for digital printing according to claim 1 or 2, wherein: the stabilizer is one or a mixture of more of polyurethane, acrylate, acrylamide, amino trimethylene phosphonic acid, hydroxyethylidene diphosphonic acid, sodium ethylene diamine tetra methylene phosphonic acid, diethylene triamine penta methylene phosphonic acid, 2-phosphonic butane-1, 2, 4-tricarboxylic acid, 2-hydroxyphosphonoacetic acid and hexamethylene diamine tetramethylene phosphonic acid.

10. A method of preparing a disperse dye ink for digital printing according to claims 1 to 9, comprising the steps of: firstly, uniformly mixing disperse dye, a dispersant, an organic cosolvent and water, grinding the mixture in a grinder until the dye particles are less than 0.5um to prepare disperse dye dispersion, and then adding a bactericide, a moisture absorbent, a penetrating agent and a stabilizer to uniformly mix to obtain the disperse dye ink for digital printing.

Technical Field

The invention belongs to ink for digital printing, and particularly relates to disperse dye ink for digital printing and a preparation method thereof.

Background

The digital printing is that the pattern is input into the Computer by digital form, and edited and processed by Computer printing color separation and drawing system (CAD-Computer Aided Design), and then the Computer controls the micro-piezoelectric ink jet nozzle to directly spray the special dye liquor onto the textile to form the required pattern.

The production process of the printing is realized by various digital means such as: the method comprises inputting various digital patterns processed by scanning, digital photo, image or computer into computer, processing by computer color separation printing system, directly spray-printing various special dyes (active, disperse, acidic main paint) on various fabrics or other media by special software through spray-printing system, and processing to obtain various high-precision printed products on various textile fabrics.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: provides a disperse dye ink for digital printing.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: a disperse dye ink for digital printing comprises the following components in parts by weight:

the disperse dye ink for digital printing preferably comprises the following components in parts by weight:

the disperse dye is as follows: c.i. disperse yellow, c.i. disperse orange, c.i. disperse red, c.i. disperse blue, c.i. disperse violet.

The C.I. disperse yellow is one or a mixture of more of C.I. disperse yellow 54, 64, 70, 71, 100, 114 and 242;

the C.I. dispersed orange is one or a mixture of more of C.I. dispersed oranges 25 and 119;

the C.I. disperse red is selected from one or a mixture of more of C.I. disperse red 50, 60, 65, 92, 146, 239 and 343;

the C.I. disperse blue is selected from one or a mixture of more of C.I. disperse blue 55, 56, 60, 81, 91, 354 and 366;

the C.I. disperse violet is C.I. disperse violet 27.

The bactericide is selected from one or a mixture of more of 5-chloro-2-methyl-4-isothiazolin-3-one (CM IT), 2-methyl-4-isothiazolin-3-one (M IT), 1, 2-benzisothiazolin-3-one (BIT), s-triazine, 1, 6-dihydroxy-2, 5-dioxan and isothiazolinone.

The dispersing agent is sodium methylenedinaphthalene sulfonate (NNO), sodium methylenedinaphthalene sulfonate (MF), a copolymer of sodium acrylate and propionamide, sodium polyacrylate, a condensate of naphthalenesulfonic acid, alkylphenol polyoxyethylene ether phosphate, sodium fatty acid methyl ester sulfonate, polyaspartic acid (sodium) (PASP), hydrolyzed polymaleic anhydride (water method) (HPMA), TH-164 phosphono polyacrylic acid (PCA), polyacrylic acid (PAA), 2-amino-2-methyl-1-propanol, dimethyl-1-amino-1-ethanol, citric acid, phosphate, fatty alcohol polyoxyethylene ether, C6-C18 fatty alcohol polyoxyethylene ether, C6-C18 fatty ester polyoxyethylene ether, sodium styrene phenol sulfonate, sodium Polyacrylate (PAAS), maleic acid-acrylic acid copolymer (MA-AA), polyvinyl alcohol polyoxyethylene ether, One or more of vinyl acetate copolymer, methacrylate and maleic anhydride copolymer. .

The moisture absorbent is one or more of diethylene glycol, polyethylene glycol 400, glycerol, 1, 4-butanediol, glycerol, ethylene glycol, sorbitol, urea and sodium pyrrolidone carboxylate.

The penetrating agent is one or a mixture of more of isooctanol, diethylene glycol monobutyl ether, dialkyl (hexyl, butyl and octyl) sulfosuccinate, hexanediol and isopropanol.

The stabilizer is one or a mixture of more of polyurethane, acrylate, acrylamide, amino trimethylene phosphonic Acid (ATMP), hydroxyethylidene diphosphonic acid (HEDP), ethylene diamine tetra methylene phosphonic acid sodium (EDTMPS), Ethylene Diamine Tetra Methylene Phosphonic Acid (EDTMPA), diethylenetriamine penta methylene phosphonic acid (DTPMPA), 2-phosphonic acid butane-1, 2, 4-tricarboxylic acid (PBTCA), 2-hydroxyphosphonoacetic acid (HPAA) and hexamethylene diamine tetramethylene phosphonic acid (HDTMPA).

The second technical problem to be solved by the invention is: provides a preparation method of disperse dye ink for digital printing.

The technical scheme is as follows: a preparation method of disperse dye ink for digital printing comprises the following steps: firstly, uniformly mixing disperse dye, a dispersant, an organic cosolvent and water, grinding the mixture in a grinder until the dye particles are less than 0.5um to prepare disperse dye dispersion, and then adding a bactericide, a moisture absorbent, a penetrating agent and a stabilizer to uniformly mix to obtain the disperse dye ink for digital printing.

Has the advantages that: the disperse dye ink has the advantages of high reaction speed on fabrics, low cost, good color intensity, color fastness and color reproducibility and good proofing effect. The requirements for digital printing are met, various indexes of the disperse dye ink reach the standard, the stability is good, and the storage time is long. The ink-jet printing product has bright color, soft hand feeling and good fastness, wherein the light fastness can reach more than 4 grades, the friction fastness can reach more than 4.5 grades, and the washing fastness can reach more than 5 grades.

Detailed Description

The process of the present invention is further illustrated below with reference to examples, but the invention is not limited thereto.

The preparation method of the disperse dye ink for digital printing comprises the following steps: firstly, uniformly mixing disperse dye, a dispersant, an organic cosolvent and water, grinding the mixture in a grinder until the dye particles are less than 0.5um to prepare disperse dye dispersion, and then adding a bactericide, a moisture absorbent, a penetrating agent and a stabilizer to uniformly mix to obtain the disperse dye ink for digital printing.

The disperse dye ink for digital printing comprises the following components in g.