CN111423767A - Preparation method of temperature-responsive color-changing latex ink for textiles - Google Patents
Preparation method of temperature-responsive color-changing latex ink for textiles Download PDFInfo
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- CN111423767A CN111423767A CN201910023813.5A CN201910023813A CN111423767A CN 111423767 A CN111423767 A CN 111423767A CN 201910023813 A CN201910023813 A CN 201910023813A CN 111423767 A CN111423767 A CN 111423767A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/50—Sympathetic, colour changing or similar inks
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/328—Inkjet printing inks characterised by colouring agents characterised by 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
- 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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/30—Ink jet printing
Abstract
The invention discloses a preparation method of temperature-responsive color-changing latex ink for textiles, which comprises the following steps: the method comprises the following steps: preparing 1-15% emulsifier water solution; step two: mixing and dissolving dye particles, an auxiliary emulsifier, a temperature-responsive monomer and a functional monomer, adding the mixture into the solution, emulsifying, keeping the particle size at 190-210nm, then adding an initiator, and initiating a polymerization reaction at 60-90 ℃ for 4-6h to obtain a temperature-responsive color-changing emulsion particle dispersion; step three: mixing the color-changing latex particle dispersoid, a water-soluble cosolvent, a surfactant and deionized water, stirring, and then filtering to obtain the temperature-responsive color-changing latex ink. The ink has good stability, and the fabric printed by the prepared ink can be reflected by color change in real time after the environmental temperature changes.
Description
Technical Field
The invention belongs to the technical field of fine chemical engineering and material science, and particularly relates to a preparation method of temperature-responsive color-changing latex ink for textiles.
Background
In nature, the color of many living things can change with the change of external environment, such as chameleon, octopus, etc. In recent years, some scholars, while studying the mechanism of natural biological discoloration, desire to apply intelligent discoloration to actual production and life. With the development of science and the progress of society, intelligent color change has achieved certain achievements in the fields of camouflage materials, heat preservation materials and the like. In the textile field, it has become a research hotspot to realize the functionalization and intellectualization of textiles to meet the pursuit of people for dynamic colors. For example, chinese patent CN106757492A discloses a method for preparing temperature responsive PDMS fibers, which blends PDMS spinning solution and thermochromic microcapsules to realize intellectualization of fiber products.
The ink-jet printing technology is a brand-new printing mode, complex links of plate making required by traditional printing are abandoned, and the ink is automatically controlled and driven to directly spray and print ink on base materials such as textiles and the like through a computer scanning pattern. The printing precision is improved, the small-batch, multi-variety and multi-color printing is realized, and the problems of large occupied area, serious pollution and the like of the traditional printing are solved. Therefore, the ink-jet printing technology is combined with the intelligent textile, and huge application prospects are brought to the development of the intelligent textile.
The temperature responsiveness is an important component in intelligent response, can realize response under different temperature environments, and has important application in the fields of temperature monitoring, camouflage color-changing clothes and the like. Therefore, it becomes especially important to prepare a color-changing ink suitable for inkjet printing.
Disclosure of Invention
The invention aims to: provides a preparation method of temperature-responsive color-changing latex ink for textiles. The temperature response is achieved by utilizing the shrinkage and swelling characteristics of the temperature response monomer under different temperature environments.
In order to realize the purpose of the invention, the adopted technical scheme is as follows:
a preparation method of temperature-responsive color-changing latex ink for textiles comprises the following steps:
the method comprises the following steps: the preparation method of the emulsifier aqueous solution comprises the following steps: stirring the emulsifier with the mass fraction of 1-15% for 15-60min at the rotating speed of 500-3000rpm to prepare the aqueous solution of the emulsifier.
Step two: the preparation method of the temperature-responsive color-changing latex particle dispersoid comprises the following steps: mixing and dissolving 1-10% of functional monomer relative to the mass fraction of an emulsifier aqueous solution, 0.5-10% of dye particles, 1-10% of co-emulsifier and 0.5-10% of temperature responsive monomer relative to the mass fraction of the functional monomer, adding the mixture into the emulsifier aqueous solution, keeping the rotating speed at 5000-;
step three: the preparation method of the temperature-responsive color-changing latex ink comprises the following steps: 20-50% of the color-changing latex particle dispersoid, 10-50% of water-soluble cosolvent, 0.5-5% of surfactant and the balance of deionized water are complemented, stirred for 25-35min and filtered by a filter membrane with the thickness of 400 nm and 600nm to obtain the temperature-responsive color-changing latex ink.
In a preferred embodiment of the present invention, the initiator used in the preparation of the emulsion dispersion includes any one or more of a water-soluble initiator or an oil-soluble initiator.
In a preferred embodiment of the present invention, the water-soluble initiator comprises any one or more of potassium persulfate and ammonium persulfate.
In a preferred embodiment of the invention, the oil-soluble initiator comprises any one or more of azobisisobutylamidine hydrochloride, azobisisobutyronitrile.
In a preferred embodiment of the present invention, the emulsifier used in the preparation of the emulsion dispersion is any one or more of anionic, nonionic and reactive surfactants.
In a preferred embodiment of the present invention, the anionic surfactant comprises any one or more of sodium dodecyl sulfate, sodium dodecyl sulfonate, sodium dodecyl benzene sulfonate, potassium oleate, sodium alkyl naphthalene sulfonate or sodium abietate.
In a preferred embodiment of the invention, the nonionic includes polyoxyethylene alkylphenol condensates, such as OP-7, OP-10 or OP-15; polyoxyethylene fatty alcohol condensates such as peregal O-10, peregal O-20, peregal O-25 or peregal A-20; polyoxyethylene polyol ether fatty acid esters such as Tween40, Tween60, Tween65, Tween 80; polyoxyethylene esters of fatty acids, such as one or more of SG-10, SE-10, and OE-15.
In a preferred embodiment of the invention, the reactive surfactant is any one or more of 1-allyloxy-3- (4-nonylphenol) -2-propanol polyoxyethylene (10) ether ammonium sulfate DNS-86.
In a preferred embodiment of the present invention, the coemulsifier used in step two is any one or more of Hexadecane (HD), hexadecanol (CA) or dodecyl mercaptan.
In a preferred embodiment of the invention, the dye particles comprise any one or more of disperse red 60, disperse red R L Z, disperse pink R3L, disperse pink S-F L0, disperse brilliant red E-R L N, disperse violet 4BN, disperse violet R L, disperse violet H-FR L, disperse brilliant violet 3R L S, disperse blue GF L, disperse blue E-BR, disperse blue 2B L N, disperse turquoise blue H-G L and disperse blue BG L.
In a preferred embodiment of the present invention, the temperature-responsive monomer is N-methylolacrylamide (NIPAM).
In a preferred embodiment of the present invention, the functional monomer comprises any one or more of ethyl acrylate, butyl acrylate, isooctyl acrylate, lauryl acrylate, 2-ethylhexyl acrylate, lauryl methacrylate, n-octyl methacrylate, butadiene, styrene, methyl acrylate, methyl methacrylate, ethyl methacrylate, butyl methacrylate, vinyl acetate, methyl vinyl ether, acrylonitrile, acrylamide, isoprene, and dicyclopentadiene.
In a preferred embodiment of the present invention, the water-soluble cosolvent comprises any one or more of ethanol, n-propanol, n-butanol, pentaerythritol, isopropanol, polyethylene glycol 200, and polyethylene glycol 400.
In a preferred embodiment of the present invention, the surfactant includes any one or more of anions and non-ions.
In a preferred embodiment of the present invention, the anionic surfactant comprises any one or more of sodium dodecyl sulfate, sodium dodecyl sulfonate, sodium dodecyl benzene sulfonate, potassium oleate, sodium alkyl naphthalene sulfonate or sodium abietate.
In a preferred embodiment of the present invention, the nonionic surfactant comprises a polyoxyethylene alkylphenol condensate such as OP-7, OP-10 or OP-15; polyoxyethylene fatty alcohol condensates such as peregal O-10, peregal O-20, peregal O-25 or peregal A-20; polyoxyethylene polyol ether fatty acid esters, such as tween40, tween60, tween65, tween 80; polyoxyethylene esters of fatty acids, such as one or more of SG-10, SE-10, and OE-15.
The main innovation points of the invention are as follows:
the temperature responsive monomer is copolymerized to coat dye molecules, so that the ink has good stability.
The temperature-responsive latex ink prepared by simple miniemulsion polymerization can realize color conversion at different temperatures, and fabrics printed by the prepared ink can be reflected by color change in real time after the environmental temperature changes, so that intelligent wearable application is realized.
Drawings
FIG. 1 is a schematic representation of the color of the ink as a function of temperature.
FIG. 2 is a schematic representation of the stability of a disperse dye ink and a temperature responsive latex color-changing ink.
Detailed Description
The outstanding advantages and salient features of the invention are further elucidated below by means of an embodiment example, but the invention is by no means limited to the embodiment example.
Example 1
Dissolving 0.15g of sodium dodecyl benzene sulfonate into 50m L water and stirring for 30min at the rotating speed of 500rpm to form a uniform emulsifier aqueous solution, then slowly adding 5g of styrene, 10g of butyl acrylate, 0.225g N-hydroxymethyl acrylamide, 0.1125g of co-emulsifier HD and 0.225g of disperse red 60 into the prepared solution after dissolving, keeping the rotating speed of 5000rpm, emulsifying at high speed for about 30min, then transferring into a four-neck flask with a condensation reflux and stirring device, raising the temperature to 60 ℃ at the stirring speed of 800rpm, then adding 0.15g of ammonium persulfate aqueous solution, and reacting for 5h to obtain the temperature-responsive color-changing latex particle dispersion.
Stirring 25g of the prepared latex particle dispersion, 10g of pentaerythritol, 12g of ethylene glycol, 7g of glycerol, 2g of isopropanol, 1g of Tween40 and 43g of deionized water for 30min, and filtering with a 500nm filter membrane to obtain the temperature-responsive color-changing latex ink. The ink color change with temperature is shown in fig. 1.
Example 2
Dissolving 0.30g of OP-10 into 50m L of water and stirring for 45min at the rotating speed of 1500rpm to form a uniform emulsifier aqueous solution, then slowly adding 5g of methyl methacrylate, 10g of ethyl acrylate, 0.45g of N-hydroxymethyl acrylamide, 0.1125g of co-emulsifier HD and 0.45g of disperse violet H-FR L after dissolving into the prepared solution, keeping the rotating speed of 10000rpm, emulsifying at high speed for about 30min, then transferring into a four-neck flask with a condensation reflux and stirring device, raising the temperature to 70 ℃ at the stirring speed of 800rpm, then adding 0.15g of azobisisobutyronitrile, and reacting for 5H to obtain the temperature-responsive color-changing latex particle dispersion.
Stirring 50g of the prepared latex particle dispersion, 5g of pentaerythritol, 10g of ethylene glycol, 7g of glycerol, 2g of isopropanol, 1g of Tween40 and 25g of deionized water for 30min, and filtering with a 500nm filter membrane to obtain the temperature-responsive color-changing latex ink.
Example 3
Dissolving 0.87G of DNS-86 into 50ml of water and stirring at 3000rpm for 60min to form a uniform emulsifier aqueous solution, then slowly adding 5G of methyl acrylate, 10G of ethyl acrylate, 1.0G of N-hydroxymethyl acrylamide, 0.1125G of co-emulsifier HD and 0.9G of disperse turquoise blue H-G L into the prepared solution after dissolving, keeping the rotation speed of 20000rpm, emulsifying at high speed for about 30min, then transferring into a four-neck flask with a condensation reflux and stirring device, raising the temperature to 75 ℃ at the stirring speed of 800rpm, then adding 0.15G of potassium persulfate aqueous solution, and reacting for 2H to obtain the temperature-responsive color-changing latex particle dispersion.
Stirring 40g of the prepared latex particle dispersion, 5g of pentaerythritol, 10g of ethylene glycol, 7g of glycerol, 2g of isopropanol, 1g of Tween40 and 35g of deionized water for 30min, and filtering with a 500nm filter membrane to obtain the temperature-responsive color-changing latex ink.
The temperature responsive monomer is copolymerized to coat dye molecules, so that the ink has good stability. In addition, the temperature-responsive latex ink prepared by simple miniemulsion polymerization can realize color conversion at different temperatures, and fabrics printed by the prepared ink can be reflected by color change in real time after the environmental temperature changes, so that intelligent wearable application is realized.
Comparative example 1
After the dispersion red 60 used in example 1 was dispersed by a high-speed disperser, a dye dispersion having a particle size of 190-210nm was prepared by means of a mill.
And then taking 25g of the dispersion, adding 10g of pentaerythritol, 12g of ethylene glycol, 7g of glycerol, 2g of isopropanol, 1g of tween40 and 43g of deionized water, stirring for 30min, and filtering with a 500nm filter membrane to obtain the disperse dye ink.
Using the formulation in example 1, a disperse dye ink was prepared. The stability of the disperse dye ink and the temperature-responsive latex color-changing ink were compared, and the results are shown in fig. 2.
Referring to fig. 1 and 2, it can be seen that the temperature-responsive emulsion color-changing ink of the present invention can show different colors at different temperatures, and plays roles of temperature indication and intelligent wearing.
In addition, compared with the traditional disperse dye ink, the temperature response type latex color-changing ink disclosed by the invention has better ink stability than the existing disperse dye ink under different temperature conditions. Therefore, the temperature response type latex color-changing ink has larger processing and application extent.
Claims (9)
1. A preparation method of temperature-responsive color-changing latex ink for textiles is characterized by comprising the following steps:
the method comprises the following steps: the preparation method of the emulsifier aqueous solution comprises the following steps: stirring the emulsifier with the mass fraction of 1-15% for 15-60min at the rotating speed of 500-3000rpm to prepare the aqueous solution of the emulsifier.
Step two: the preparation method of the temperature-responsive color-changing latex particle dispersoid comprises the following steps: mixing and dissolving 1-10% of functional monomer relative to the mass fraction of an emulsifier aqueous solution, 0.5-10% of dye particles, 1-10% of co-emulsifier and 0.5-10% of temperature responsive monomer relative to the mass fraction of the functional monomer, adding the mixture into the emulsifier aqueous solution, keeping the rotating speed at 5000-;
step three: the preparation method of the temperature-responsive color-changing latex ink comprises the following steps: 20-50% of the color-changing latex particle dispersoid, 10-50% of water-soluble cosolvent, 0.5-5% of surfactant and the balance of deionized water are complemented, stirred for 25-35min and filtered by a filter membrane with the thickness of 400 nm and 600nm to obtain the temperature-responsive color-changing latex ink.
2. The method of claim 1, wherein the initiator used in the preparation of the emulsion dispersion comprises one or more of a water-soluble initiator and an oil-soluble initiator.
3. The method for preparing temperature-responsive color-changing emulsion ink for textile according to claim 1, wherein the emulsifier used in the preparation of the emulsion dispersion is one or more of anionic, nonionic and reactive surfactants.
4. The method for preparing the temperature-responsive color-changing latex ink for textiles according to claim 1, wherein the co-emulsifier used in the second step is any one or more of Hexadecane (HD), hexadecanol (CA) or dodecyl mercaptan.
5. The method of claim 1, wherein the dye particles comprise at least one of disperse red 60, disperse red R L Z, disperse pink R3L, disperse pink S-F L0, disperse brilliant red E-R L N, disperse violet 4BN, disperse violet R L, disperse violet H-FR L, disperse brilliant violet 3R L S, disperse blue GF L, disperse blue E-BR, disperse blue 2B L N, disperse turquoise blue H-G L, and disperse blue BG L.
6. The method for preparing the temperature-responsive color-changing latex ink for textiles according to claim 1, wherein the temperature-responsive monomer is N-methylolacrylamide (NIPAM).
7. The method of claim 1, wherein the functional monomer comprises one or more of ethyl acrylate, butyl acrylate, isooctyl acrylate, lauryl acrylate, 2-ethylhexyl acrylate, lauryl methacrylate, n-octyl methacrylate, butadiene, styrene, methyl acrylate, methyl methacrylate, ethyl methacrylate, butyl methacrylate, vinyl acetate, methyl vinyl ether, acrylonitrile, acrylamide, isoprene, and dicyclopentadiene.
8. The method for preparing the temperature-responsive color-changing latex ink for textiles according to claim 1, wherein the water-soluble cosolvent comprises any one or more of ethanol, n-propanol, n-butanol, pentaerythritol, isopropanol, polyethylene glycol 200 and polyethylene glycol 400.
9. The method for preparing the temperature-responsive color-changing latex ink for textiles according to claim 1, wherein the surfactant comprises any one or more of anions and non-ions.
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| CN201910023813.5A CN111423767A (en) | 2019-01-10 | 2019-01-10 | Preparation method of temperature-responsive color-changing latex ink for textiles |
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| CN201910023813.5A CN111423767A (en) | 2019-01-10 | 2019-01-10 | Preparation method of temperature-responsive color-changing latex ink for textiles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112816463A (en) * | 2020-12-30 | 2021-05-18 | 温诗渺 | Judge-able public textile for preventing illegal repeated use of public textile and judging method |
| CN112832033A (en) * | 2021-01-07 | 2021-05-25 | 武汉纺织大学 | High-sensitivity reversible color-changing fabric and preparation method and application thereof |
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| CN112832033A (en) * | 2021-01-07 | 2021-05-25 | 武汉纺织大学 | High-sensitivity reversible color-changing fabric and preparation method and application thereof |
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