CN107903358A - Solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles - Google Patents
Solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles Download PDFInfo
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- CN107903358A CN107903358A CN201711167034.XA CN201711167034A CN107903358A CN 107903358 A CN107903358 A CN 107903358A CN 201711167034 A CN201711167034 A CN 201711167034A CN 107903358 A CN107903358 A CN 107903358A
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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
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/006—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers provided for in C08G18/00
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
- C08G18/348—Hydroxycarboxylic acids
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
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- C—CHEMISTRY; METALLURGY
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
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- C—CHEMISTRY; METALLURGY
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/61—Polysiloxanes
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6212—Polymers of alkenylalcohols; Acetals thereof; Oxyalkylation products thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
- C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
- C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
- C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/758—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing two or more cycloaliphatic rings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
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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
- D06P1/5207—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- D06P1/525—Polymers of unsaturated carboxylic acids or functional derivatives thereof
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- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a kind of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, include the component of following parts by weight：20 40 parts of polyisocyanates, 100 150 parts of polyalcohols, 35 parts of organosilicons, 5 10 part of first chain extender, 35 part of second chain extender, 0.05 0.1 parts of organic bismuth catalysts, 3 10 parts of polyvinyl alcohol, 5 12 parts of acetone, 50 150 parts of vinyl monomers, 10 15 parts of triethylamines and 400 600 parts of water.The solvent-free self-crosslinking modified aqueous polyurethane resin of the present invention can be used in printing in textiles, it has soft coating, flexibility is good, adhesive force is big, has excellent light fastness, weatherability, the features such as resistance to oxidation stability, high peel strength, excellent wash durability, the requirement of printing in textiles is fully achieved in the softness of the waterborne polyurethane resin drying and forming-film, it is stiff to improve conventional polyurethanes feel at the same time, the defects of washing fastness is poor, without any solvent in the building-up process of waterborne polyurethane resin.
Description
Technical field
The present invention relates to high molecular polymer field, and in particular to a kind of solvent-free self-crosslinking for printing in textiles changes
Property waterborne polyurethane resin and preparation method thereof.
Background technology
Waterborne polyurethane resin is using water as decentralized medium, using organic solvent as solvent, using self-emulsifying or additional emulsification
The method synthesis of agent.At present, waterborne polyurethane resin needs a large amount of organic solvents in process, and organic solvent is to ring
Border and operating personnel cause health hazard.With the improvement of people's environmental awareness, develop environment amenable aqueous polyurethane tree
Fat is a kind of trend, therefore the green synthesis method of waterborne polyurethane resin is increasingly becoming the hot spot of research.
China is one of cradle of world textile product printing technique, common stamp have direct printing, resisting printing and
True Batik etc..The dyestuff or coating that stamp needs have claimed below：Solubility well, high diffusivity, good stabilization
Property, high fixation rate, good light fastness and washing fastness, also require stamp to have certain flexibility.
Organosilicon has had both inorganic material and the performance of organic material, with surface tension is low, viscosity-temperature coefficient is small, compressibility
The fundamental propertys such as height, gas permeability height, and with high-low temperature resistant, resistance to oxidation stability, weatherability, fire retardant, hydrophobic, corrosion resistant
Erosion, the excellent specific property such as nonpoisonous and tasteless, are widely used in aerospace, electric, building, transport, chemical industry, weaving, food, gently
The industries such as work, medical treatment.
The content of the invention
It is an object of the invention to provide a kind of flexibility is good, adhesive force is big, excellent light fastness, washing fastness, resistance to
The solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles of Hou Xing, resistance to oxidation stability.
Another object of the present invention is to provide the preparation that this is used for the solvent-free self-crosslinking modified aqueous polyurethane resin
Method and its application in printing in textiles coating.
The technical solution adopted by the present invention is：A kind of solvent-free self-crosslinking modified aqueous polyurethane for printing in textiles
Resin, includes the component of following parts by weight：
Preferably, the solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including following parts by weight
Several components：
Organosilicon has had both inorganic material and the performance of organic material, with surface tension is low, viscosity-temperature coefficient is small, compressibility
The fundamental propertys such as height, gas permeability height, and with high-low temperature resistant, resistance to oxidation stability, weatherability, fire retardant, hydrophobic, corrosion resistant
The excellent specific property such as erosion, nonpoisonous and tasteless, is made an addition to waterborne polyurethane resin, can assign the paint of waterborne polyurethane resin formation
Film has excellent high-low temperature resistant, resistance to oxidation stability, weatherability and washing fastness.
Preferably, the polyisocyanates is selected from toluene di-isocyanate(TDI), isophorone diisocyanate, diphenyl methane
Diisocyanate, hexamethylene diisocyanate, benzene dimethylene diisocyanate, naphthalene -1,5- diisocyanate, polymethylene are more
Phenyl isocyanate, tetramethylxylylene diisocyanate, Methylcyclohexyl diisocyanate and dicyclohexyl methyl hydride two
One or more in isocyanates.
Preferably, it is polynary to be selected from polycaprolactone polyol, polycarbonate polyol, polytetrahydrofuran ether for the polyalcohol
Alcohol, polyethylene oxide polyol, polyoxypropylene polyol and end hydroxy butadiene and polysiloxane polyhydric alcohol and polyester ether
One or more in polyalcohol.
Preferably, the polyalcohol is selected from dihydric alcohol.
Preferably, the dihydric alcohol be caprolactone dihydric alcohol, it is polycarbonate glycol, polytetrahydrofuran ether dihydric alcohol, poly-
One kind or several in ethylene oxide dihydric alcohol, polypropylene oxide glycol and end hydroxy butadiene and polysiloxane binary alcohol
Kind.
Polyalcohol is added, can make to reach optimum balance between the crystallinity of waterborne polyurethane resin and mechanical strength.
Preferably, the ratio between polyisocyanates group and molal quantity of hydroxyl group in polyalcohol are in polyisocyanates
0.97-0.98:1。
Preferably, first chain extender is selected from dihydromethyl propionic acid, dimethylolpropionic acid, dihydroxymethyl valeric acid and dihydroxy
One or more in methyloctanoic acid.
Preferably, second chain extender is selected from ethylene glycol, diglycol, 1,4-butanediol, 2,3-butanediol, 1,
One kind or several in 6- hexylene glycols, neopentyl glycol, diethylene glycol (DEG), glycerine, sorbierite, trimethylolpropane and hydroxymethyl-cyclohexane
Kind.
Preferably, the organic bismuth catalyst is selected from Coscat83, organo-bismuth 1610, organo-bismuth 2010, organo-bismuth 2810
With the one or more in organo-bismuth 2808.
Preferably, the vinyl monomer be selected from methyl methacrylate, butyl acrylate, ethyl acrylate, hydroxypropyl acrylate,
One or more in hydroxyl ethyl ester, acrylic acid, AAEM, DAAM, NMA and GMA.Vinyl monomer act as adjustment reaction solution
Viscosity, adjustment film forming feel.The additive amount of vinyl monomer can need to take the circumstances into consideration to add according to reaction.
Present invention also offers the preparation side of the solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles
Method, comprises the following steps：
1) polyalcohol and polyisocyanates are reacted into 2-3h at 85-95 DEG C；
2) the first chain extender, the second chain extender, polyvinyl alcohol, acetone, organosilicon and vinyl monomer are added in 75-85
1-3h is reacted at DEG C；
3) add organic bismuth catalyst and react 2-3h at 65-75 DEG C；It is cooled to 35-45 DEG C and adds triethylamine neutralization；
4) water is added, through reacting 2-3h at 85-95 DEG C, obtains the solvent-free self-crosslinking modified water-soluble for printing in textiles
Polyurethane resin.
Present invention also offers the solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles in textile
Application in stamp.
The method of application is：After the thickening of solvent-free self-crosslinking modified aqueous polyurethane resin, wetting, defoaming treatment, use
In directly coating.
Thickening described above, wetting, defoaming treatment step are carried out using usual way in the prior art.
The method have the benefit that：The solvent-free self-crosslinking modified aqueous polyurethane resin of the present invention can be used in
Printing in textiles, it has soft coating, its flexibility is good, adhesive force is big, has excellent light fastness, weatherability, resistance to
The features such as oxidation stability, high peel strength, excellent wash durability, the softness of the waterborne polyurethane resin drying and forming-film
The requirement of printing in textiles is fully achieved, while improves the defects of conventional polyurethanes feel is stiff, and washing fastness is poor, water-based
Without any solvent in the building-up process of polyurethane resin, directly using vinyl monomer as solvent, trigger crosslinking after emulsification, significantly
The technique for simplifying solvent removed by vacuum, shortens the production time.
Embodiment
Embodiment 1
A kind of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including following parts by weight
Component：
Wherein, diisocyanate ester group and hydroxyl in polysiloxane polyhydric alcohol in tetramethylxylylene diisocyanate
The ratio between molal quantity of group is 0.97:1.
A kind of preparation method of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including it is following
Step：
1) polyalcohol (polysiloxane polyhydric alcohol) and polyisocyanates (tetramethylxylylene diisocyanate) are existed
3h is reacted at 85 DEG C；
2) the first chain extender (dimethylolpropionic acid), the second chain extender (neopentyl glycol+ethylene glycol), polyethylene are added
Alcohol, acetone, organosilicon and vinyl monomer (hydroxyl ethyl ester+acrylic acid) react 1h at 85 DEG C；
3) add organic bismuth catalyst (organo-bismuth 2010) and react 2h at 75 DEG C；35 DEG C are cooled to add in triethylamine
With；
4) water is added, through reacting 3h at 95 DEG C, obtains the solvent-free poly- ammonia of self-crosslinking modified water-soluble for printing in textiles
Ester resin.
Embodiment 2
A kind of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including following parts by weight
Component：
Wherein, isocyanate groups and hydroxyl group in polyethylene oxide glycol in polymethylene multi-phenenyl isocyanate
The ratio between molal quantity be 0.98:1.
A kind of preparation method of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including it is following
Step：
1) by polyalcohol (polyethylene oxide glycol) and polyisocyanates (polymethylene multi-phenenyl isocyanate) 95
2h is reacted at DEG C；
2) the first chain extender (2,3- butanediols), the second chain extender (sorbierite+trimethylolpropane), polyethylene are added
Alcohol, acetone, organosilicon and vinyl monomer (hydroxyl ethyl ester+acrylic acid) react 1h at 85 DEG C；
3) add organic bismuth catalyst (organo-bismuth 2010+ organo-bismuths 2810) and react 3h at 75 DEG C；It is cooled to 45 DEG C
Triethylamine is added to neutralize；
4) water is added, through reacting 3h at 85 DEG C, obtains the solvent-free poly- ammonia of self-crosslinking modified water-soluble for printing in textiles
Ester resin.
Embodiment 3
A kind of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including following parts by weight
Component：
Wherein, diisocyanate ester group and hydroxyl in polyethylene oxide glycol in tetramethylxylylene diisocyanate
The ratio between molal quantity of base group is 0.97:1.
A kind of preparation method of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including it is following
Step：
1) by polyalcohol (polyethylene oxide glycol) and polyisocyanates (tetramethylxylylene diisocyanate)
2.5h is reacted at 90 DEG C；
2) the first chain extender (dihydroxymethyl valeric acid), the second chain extender (diglycol), polyvinyl alcohol, third are added
Ketone, organosilicon and vinyl monomer (ethyl acrylate) react 2h at 80 DEG C；
3) add organic bismuth catalyst (organo-bismuth 2010) and react 2h at 70 DEG C；40 DEG C are cooled to add in triethylamine
With；
4) water is added, through reacting 3h at 90 DEG C, obtains the solvent-free poly- ammonia of self-crosslinking modified water-soluble for printing in textiles
Ester resin.
Embodiment 4
A kind of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including following parts by weight
Component：
Wherein, diisocyanate ester group and hydroxyl base in polyoxypropylene polyol in dicyclohexyl methyl hydride diisocyanate
The ratio between molal quantity of group is 0.97:1.
Use for the preparation method and embodiment 3 of the solvent-free self-crosslinking modified aqueous polyurethane resin of printing in textiles
It is identical in the preparation method of the solvent-free self-crosslinking modified aqueous polyurethane resin of printing in textiles.
Embodiment 5
A kind of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, including following parts by weight
Component：
Wherein, diisocyanate ester group and hydroxyl group in polypropylene oxide glycol in isophorone diisocyanate
The ratio between molal quantity is 0.98:1.
Use for the preparation method and embodiment 3 of the solvent-free self-crosslinking modified aqueous polyurethane resin of printing in textiles
It is identical in the preparation method of the solvent-free self-crosslinking modified aqueous polyurethane resin of printing in textiles.
Solvent-free self-crosslinking modified aqueous polyurethane resin prepared by embodiment 1-5 can be used in printing in textiles, it has
There is the coating of softness, its flexibility is good, adhesive force is big, has excellent light fastness, a weatherability, resistance to oxidation stability, high
The features such as peel strength, excellent wash durability.
Claims (10)
1. a kind of solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles, it is characterised in that including following
The component of parts by weight：
2. the solvent-free self-crosslinking modified aqueous polyurethane resin according to claim 1 for printing in textiles, it is special
Sign is that the polyisocyanates is selected from toluene di-isocyanate(TDI), isophorone diisocyanate, diphenylmethane diisocyanate
Ester, hexamethylene diisocyanate, benzene dimethylene diisocyanate, naphthalene -1,5- diisocyanate, polymethylene polyphenyl isocyanide
Acid esters, tetramethylxylylene diisocyanate, Methylcyclohexyl diisocyanate and dicyclohexyl methyl hydride diisocyanate
In one or more.
3. the solvent-free self-crosslinking modified aqueous polyurethane resin according to claim 1 for printing in textiles, it is special
Sign is that the polyalcohol is selected from polycaprolactone polyol, polycarbonate polyol, PolyTHF ethoxylated polyhydric alcohol, polycyclic oxygen
In ethane polyalcohol, polyoxypropylene polyol and end hydroxy butadiene and polysiloxane polyhydric alcohol and polyesterether polyols
It is one or more of.
4. the solvent-free self-crosslinking modified aqueous polyurethane resin according to claim 1 for printing in textiles, it is special
Sign is that the polyalcohol is dihydric alcohol；Mole of polyisocyanates group and hydroxyl group in polyalcohol in polyisocyanates
The ratio between number is 0.97-0.98:1.
5. the solvent-free self-crosslinking modified aqueous polyurethane resin according to claim 4 for printing in textiles, it is special
Sign is that the dihydric alcohol is caprolactone dihydric alcohol, polycarbonate glycol, polytetrahydrofuran ether dihydric alcohol, polyethylene oxide
One or more in dihydric alcohol, polypropylene oxide glycol and end hydroxy butadiene and polysiloxane binary alcohol.
6. the solvent-free self-crosslinking modified aqueous polyurethane resin according to claim 1 for printing in textiles, it is special
Sign is that first chain extender is selected from dihydromethyl propionic acid, dimethylolpropionic acid, dihydroxymethyl valeric acid and dihydroxymethyl octanoic acid
In one or more；Second chain extender is selected from ethylene glycol, diglycol, 1,4- butanediols, 2,3- butanediols, 1,
One kind or several in 6- hexylene glycols, neopentyl glycol, diethylene glycol (DEG), glycerine, sorbierite, trimethylolpropane and hydroxymethyl-cyclohexane
Kind.
7. the solvent-free self-crosslinking modified aqueous polyurethane resin according to claim 1 for printing in textiles, it is special
Sign is that the organic bismuth catalyst is selected from Coscat83, organo-bismuth 1610, organo-bismuth 2010, organo-bismuth 2810 and organo-bismuth
One or more in 2808.
8. the solvent-free self-crosslinking modified aqueous polyurethane resin according to claim 1 for printing in textiles, it is special
Sign is, the vinyl monomer be selected from methyl methacrylate, butyl acrylate, ethyl acrylate, hydroxypropyl acrylate, hydroxyl ethyl ester,
One or more in acrylic acid, AAEM, DAAM, NMA and GMA.
9. the solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles any one of claim 1-8
Preparation method, it is characterised in that comprise the following steps：
1) polyalcohol and polyisocyanates are reacted into 2-3h at 85-95 DEG C；
2) the first chain extender, the second chain extender, polyvinyl alcohol, acetone, organosilicon and vinyl monomer are added at 75-85 DEG C
React 1-3h；
3) add organic bismuth catalyst and react 2-3h at 65-75 DEG C；It is cooled to 35-45 DEG C and adds triethylamine neutralization；
4) water is added, through reacting 2-3h at 85-95 DEG C, obtains the solvent-free poly- ammonia of self-crosslinking modified water-soluble for printing in textiles
Ester resin.
10. the solvent-free self-crosslinking modified aqueous polyurethane tree for printing in textiles any one of claim 1-8
Application of the fat in printing in textiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711167034.XA CN107903358A (en) | 2017-11-21 | 2017-11-21 | Solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711167034.XA CN107903358A (en) | 2017-11-21 | 2017-11-21 | Solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107903358A true CN107903358A (en) | 2018-04-13 |
Family
ID=61846762
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711167034.XA Withdrawn CN107903358A (en) | 2017-11-21 | 2017-11-21 | Solvent-free self-crosslinking modified aqueous polyurethane resin for printing in textiles |
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| Country | Link |
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| CN (1) | CN107903358A (en) |
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| CN108546324A (en) * | 2018-05-17 | 2018-09-18 | 厦门安踏体育用品有限公司 | A kind of non-Newtonian fluid material and intelligent Anti-knocking textile |
| CN108867113A (en) * | 2018-06-06 | 2018-11-23 | 苏州印丝特纺织数码科技有限公司 | A kind of pigment printing adhesive and preparation method thereof |
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| WO2021103376A1 (en) * | 2019-11-26 | 2021-06-03 | 齐河力厚化工有限公司 | Non-ionic waterborne polyurethane, preparation method therefor and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108546324A (en) * | 2018-05-17 | 2018-09-18 | 厦门安踏体育用品有限公司 | A kind of non-Newtonian fluid material and intelligent Anti-knocking textile |
| CN108867113A (en) * | 2018-06-06 | 2018-11-23 | 苏州印丝特纺织数码科技有限公司 | A kind of pigment printing adhesive and preparation method thereof |
| CN109438652A (en) * | 2018-09-29 | 2019-03-08 | 佛山市三水协佳化工有限公司 | A kind of synthetic method of the adhesive for water-based pigment printing |
| WO2021103376A1 (en) * | 2019-11-26 | 2021-06-03 | 齐河力厚化工有限公司 | Non-ionic waterborne polyurethane, preparation method therefor and application thereof |
| US11976158B2 (en) | 2019-11-26 | 2024-05-07 | Qihe Leahou Chemical Co., Ltd. | Non-ionic water based polyurethane and preparation method and use thereof |
| CN113881016A (en) * | 2021-11-03 | 2022-01-04 | 万华化学集团股份有限公司 | Aqueous polyurethane dispersion for improving washing fastness of heavy silicone oil treated cloth and preparation method and application thereof |
| WO2023220923A1 (en) * | 2022-05-17 | 2023-11-23 | Dow Global Technologies Llc | Polyurethane compositions, composite materials prepared with same and preparation methods thereof |
| CN115216982A (en) * | 2022-08-15 | 2022-10-21 | 喻盛 | Natural dry baking-free process water-based paint digital direct injection method |
| CN115216982B (en) * | 2022-08-15 | 2024-03-08 | 喻盛 | Digital direct spraying method for water-based paint in natural drying baking-free procedure |
| CN115746243A (en) * | 2022-11-11 | 2023-03-07 | 安徽聚合辐化化工有限公司 | Waterborne polyurethane resin and preparation method thereof |
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Application publication date: 20180413 |