CN111139649B - Preparation method of waterproof fabric and waterproof vamp - Google Patents
Preparation method of waterproof fabric and waterproof vamp Download PDFInfo
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- CN111139649B CN111139649B CN201911398524.XA CN201911398524A CN111139649B CN 111139649 B CN111139649 B CN 111139649B CN 201911398524 A CN201911398524 A CN 201911398524A CN 111139649 B CN111139649 B CN 111139649B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
- D06M15/277—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof containing fluorine
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/0205—Uppers; Boot legs characterised by the material
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/12—Special watertight footwear
-
- 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
- C08F283/008—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers provided for in C08G18/00 on to unsaturated polymers
-
- 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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/242—Catalysts containing metal compounds of tin organometallic compounds containing tin-carbon bonds
-
- 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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
-
- 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
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
-
- 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
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/69—Polymers of conjugated dienes
- C08G18/698—Mixtures with compounds of group C08G18/40
-
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/38—Polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/10—Repellency against liquids
- D06M2200/12—Hydrophobic properties
Abstract
The invention discloses a preparation method of a waterproof fabric and a waterproof vamp. The preparation method of the waterproof fabric comprises the steps of soaking the fabric or the yarn in a modified polyurethane aqueous solution for at least 5 minutes, taking out the fabric or the yarn, and pre-drying and baking the fabric or the yarn to obtain the waterproof fabric or the waterproof yarn; the waterproof yarn is used for weaving the yarn into a waterproof fabric; the modified polyurethane aqueous solution is a side-chain fluorine-containing aqueous polyurethane aqueous solution. Waterproof upper, characterized in that it is made of a waterproof fabric obtained by the process for the preparation of a waterproof fabric according to any one of claims 1 to 9. The waterproof shoe cover disclosed by the invention has good waterproof performance and rebound resilience, is good in air permeability and is beneficial to improving the use experience of consumers.
Description
Technical Field
The invention relates to the field of water prevention of fabrics, in particular to a preparation method of a waterproof fabric and a waterproof vamp.
Background
Along with the improvement of living standard, the needs of the vamp of the waterproof and high-elastic sports shoe are more and more increased; the existing waterproof shoe upper has the following three production modes: 1. the waterproof layer formed by the thermoplastic polyurethane film is covered on the vamp fabric, although a certain waterproof effect is achieved, the moisture permeability of the vamp fabric is poor, and discomfort is brought to consumers after long-time wearing; 2. after the resin is added with the waterproof auxiliary agent, the resin is sliced, yarn-formed and woven into the waterproof fabric, the consumption of the auxiliary agent is large, and the waterproof performance of the fabric is reduced due to the influence of high temperature or other factors in the spinning and dyeing and finishing processes; 3. the fabric is soaked in the waterproof emulsion and then taken out and dried to obtain the waterproof fabric, the mode is common, but the waterproof emulsion is generally an organic solution, is not an environment-friendly material, has great harm to human bodies and environment, and has poor environmental protection performance.
Disclosure of Invention
The invention aims to overcome the defects or problems in the background art and provide a preparation method of a waterproof fabric with good waterproof performance and good fabric resilience and air permeability and a waterproof vamp.
In order to achieve the purpose, the invention adopts the following technical scheme:
a preparation method of a waterproof fabric comprises the steps of soaking a fabric or yarn in a modified polyurethane aqueous solution for at least 5 minutes, taking out the fabric or yarn, and pre-drying and baking the fabric or yarn to obtain the waterproof fabric or yarn; the waterproof yarn is used for weaving into a waterproof fabric; the modified polyurethane aqueous solution is a side-chain fluorine-containing aqueous polyurethane aqueous solution.
Further, the polymer concentration of the side chain fluorine-containing aqueous polyurethane solution is 100g/L-150g/L.
Further, the mass fraction of fluorine elements in the aqueous polyurethane solution containing fluorine in the side chain is more than 6%.
Further, the side-chain fluorine-containing aqueous polyurethane solution is a highly fluorinated polyurethane solution obtained by grafting a fluorine-containing acrylate monomer after hydroxyl-terminated butadiene modified polyurethane.
Further, the preparation of the highly fluorinated polyurethane aqueous solution comprises the following steps: 4, 4-dicyclohexyl methane isocyanate, hydroxyl-terminated butadiene and polyether glycol are used as raw materials and mixed, and then di-n-butyltin dilaurate and stannous octoate are added to catalyze and synthesize a waterborne polyurethane solution; mixing the aqueous polyurethane solution and the dodecafluoroheptyl methacrylate for reaction to generate the highly fluorinated polyurethane aqueous solution.
Further, the fabric is a pretreated fabric; the pretreatment comprises the steps of washing, spin-drying and drying the fabric.
Further, the waterproof fabric is woven by one or more yarns of cotton, polyester and spandex.
Further, the time for soaking the fabric or the yarn in the modified polyurethane aqueous solution is 5-12min.
Further, the pre-drying temperature is 50-70 ℃, and the pre-drying time is 30-50h; the baking temperature is 80-120 deg.C, and the baking time is 60-180s.
The invention also provides a waterproof vamp, which is prepared from the waterproof fabric prepared by the preparation method of the waterproof fabric.
As can be seen from the above description of the present invention, the present invention has the following advantages over the prior art:
the side chain fluorine-containing waterborne polyurethane has good water solubility and film forming performance, the side chain fluorine-containing waterborne polyurethane is used as a waterproof reagent, the side chain fluorine-containing waterborne polyurethane can enter a fiber surface layer of a fabric or yarn in the form of aqueous solution to form a waterproof film, hydrogen bonds in the side chain fluorine-containing waterborne polyurethane are destroyed after the side chain fluorine-containing waterborne polyurethane is heated in the pre-drying and baking processes, so that the constraint on the migration of a fluorine-containing chain segment in the side chain fluorine-containing waterborne polyurethane is removed, the fluorine-containing chain segment can migrate to the surface of the waterproof film to form a hydrophobic layer, the waterproof effect is achieved, the air permeability of the fabric is not influenced, the process is simple, the used solvent is water, no auxiliary agent is added, the material is environment-friendly, and the energy consumption of post-treatment is low.
Because the polyurethane has good resilience, the water-proof performance is realized by adopting the side-chain fluorine-containing waterborne polyurethane to form a film, and the resilience of the fabric or the yarn can be effectively improved after the film is formed on the fabric or the yarn.
By using the hydroxyl-terminated butadiene modified polyurethane, the polyurethane can be ensured to have more functional groups to react with the fluorine-containing acrylate monomer.
Di-n-butyltin dilaurate and stannous octoate were used as catalysts.
The mass fraction of fluorine elements in the aqueous polyurethane solution containing fluorine in the side chain is more than 6 percent, and the higher the content of the fluorine elements is, the better the hydrophobic property is.
Correspondingly, the waterproof vamp provided by the invention has the advantages of good waterproof performance, good moisture permeability and air permeability, good vamp resilience and comfortable wearing for consumers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. It is to be understood that the described embodiments are presently preferred embodiments of the invention and are not to be taken as an exclusion of other embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the claims, the specification, including the claims, as well as the claims, which follow, when using the terms "including", "having" and their variants, is intended to mean "including, but not limited to".
Example one
The present embodiment provides a waterproof upper, which is specifically prepared through the following steps:
preparing a high fluorinated polyurethane aqueous solution, mixing 4, 4-dicyclohexyl methane isocyanate, hydroxyl-terminated butadiene and polyether glycol serving as raw materials, and adding di-n-butyltin dilaurate and stannous octoate to catalyze and synthesize a water-based polyurethane solution; mixing the aqueous polyurethane solution and dodecafluoroheptyl methacrylate for reaction to generate highly fluorinated polyurethane aqueous solution with the fluorine content of 6.5 percent.
The highly fluorinated polyurethane aqueous solution was prepared to be a highly fluorinated polyurethane aqueous solution having a polymer concentration of 100 g/L.
And (3) pretreating the vamp fabric, namely washing, spin-drying and drying the vamp fabric, wherein the flooding color and oil stain on the surface of the vamp fabric can be removed through washing, so that the vamp fabric can be fully contacted with the high-fluorinated polyurethane aqueous solution.
Putting the pretreated vamp fabric into a prepared high-fluorinated polyurethane aqueous solution with the polymer concentration of 100g/L for soaking for 8min, so that the surface of the vamp fabric is fully contacted with the high-fluorinated polyurethane aqueous solution; and (3) after taking out the vamp fabric, pre-drying for 50min at 60 ℃ to enable the yarn surface of the vamp fabric to be well filmed, and then drying for 180s at 120 ℃ to obtain the waterproof vamp fabric.
And cutting the waterproof vamp fabric into pieces to obtain the waterproof vamp. .
Example two
The present embodiment provides a waterproof upper, which is specifically prepared through the following steps:
preparing a highly fluorinated polyurethane aqueous solution, mixing 4, 4-dicyclohexyl methane isocyanate, hydroxyl-terminated butadiene and polyether glycol serving as raw materials, and adding di-n-butyltin dilaurate and stannous octoate to catalyze and synthesize a waterborne polyurethane solution; mixing the aqueous polyurethane solution and dodecafluoroheptyl methacrylate for reaction to generate highly fluorinated polyurethane aqueous solution with the fluorine content of 6.3 percent.
The highly fluorinated polyurethane aqueous solution was prepared to have a polymer concentration of 120 g/L.
And (3) pretreating the vamp fabric, namely washing, spin-drying and drying the vamp fabric, wherein the flooding and oil stains on the surface of the vamp fabric can be removed by washing, so that the vamp fabric can be fully contacted with the high-fluorinated polyurethane aqueous solution.
Putting the pretreated vamp fabric into a prepared high-fluorinated polyurethane aqueous solution with the polymer concentration of 120g/L for soaking for 6min, so that the surface of the vamp fabric is fully contacted with the high-fluorinated polyurethane aqueous solution; and (3) after taking out the vamp fabric, pre-drying for 50min at 50 ℃ to enable the yarn surface of the vamp fabric to be well filmed, and then drying for 180s at 120 ℃ to obtain the waterproof vamp fabric.
And cutting the waterproof vamp fabric into pieces to obtain the waterproof vamp.
EXAMPLE III
The present embodiment provides a waterproof upper, which is specifically prepared through the following steps:
preparing a high fluorinated polyurethane aqueous solution, mixing 4, 4-dicyclohexyl methane isocyanate, hydroxyl-terminated butadiene and polyether glycol serving as raw materials, and adding di-n-butyltin dilaurate and stannous octoate to catalyze and synthesize a water-based polyurethane solution; mixing the aqueous polyurethane solution and dodecafluoroheptyl methacrylate for reaction to generate highly fluorinated polyurethane aqueous solution with the fluorine content of 6.9 percent.
The highly fluorinated polyurethane aqueous solution was prepared to have a polymer concentration of 130 g/L.
And (3) pretreating the vamp fabric, namely washing, spin-drying and drying the vamp fabric, wherein the flooding and oil stains on the surface of the vamp fabric can be removed by washing, so that the vamp fabric can be fully contacted with the high-fluorinated polyurethane aqueous solution.
Putting the pretreated vamp fabric into a prepared high-fluorinated polyurethane aqueous solution with the polymer concentration of 130g/L for soaking for 6min, so that the surface of the vamp fabric is fully contacted with the high-fluorinated polyurethane aqueous solution; and (3) after taking out the vamp fabric, pre-drying for 40min at 60 ℃ to enable the yarn surface of the vamp fabric to be well filmed, and then drying for 150s at 120 ℃ to obtain the waterproof vamp fabric.
And cutting the waterproof vamp fabric into pieces to obtain the waterproof vamp. .
The performance tests of the waterproof shoe uppers obtained in the three examples were carried out according to the standards, and the test results are shown in table 1.
TABLE 1 physical Properties of the products of the examples
As can be seen from the data in the table, the waterproof vamp prepared by the method has the advantages that the polyurethane waterproof film with the hydrophobic property is covered on the surface of the yarn, so that the waterproof performance is high, meanwhile, the prepared vamp fabric has good air permeability and water washing resistance, the waterproof effect is good in durability, the quality of the product is improved, and the prepared product meets the national relevant physical performance standard.
The side chain fluorine-containing waterborne polyurethane has good water solubility and film forming performance, the side chain fluorine-containing waterborne polyurethane is used as a waterproof reagent, the side chain fluorine-containing waterborne polyurethane can enter a fiber surface layer of a fabric or yarn in the form of aqueous solution to form a waterproof film, after the side chain fluorine-containing waterborne polyurethane is heated in the pre-drying and baking processes, hydrogen bonds inside the side chain fluorine-containing waterborne polyurethane are destroyed, so that the constraint on the migration of a fluorine-containing chain segment inside the side chain fluorine-containing waterborne polyurethane is removed, the fluorine-containing chain segment can migrate to the surface of the waterproof film to form a hydrophobic layer, the waterproof effect is achieved, the air permeability of the fabric is not influenced, the process is simple, the used solvent is water, no auxiliary agent is added, the material is environment-friendly, and the energy consumption of post-treatment is low.
Because the polyurethane has good resilience, the lateral chain fluorine-containing waterborne polyurethane is adopted to form a film to realize water resistance, and the resilience of the fabric or yarn can be effectively improved after the film is formed on the fabric or yarn.
By using the hydroxyl-terminated butadiene modified polyurethane, the polyurethane can be ensured to have more functional groups to react with the fluorine-containing acrylate monomer.
Di-n-butyltin dilaurate and stannous octoate were used as catalysts.
The mass fraction of fluorine elements in the aqueous polyurethane solution containing fluorine in the side chain is more than 6 percent, and the higher the content of the fluorine elements is, the better the hydrophobic property is.
The waterproof vamp provided by the invention has the advantages of good waterproof performance, good moisture permeability and air permeability, good vamp resilience and comfort for consumers.
The description of the above specification and examples is intended to be illustrative of the scope of the present invention and is not intended to be limiting. Modifications, equivalents and other improvements which may occur to those skilled in the art and which may be made to the embodiments of the invention or portions thereof using a reasonable analysis, inference or limited experimentation based on the teachings of the invention or the embodiments described above, and/or the common general knowledge, knowledge of the ordinary skill in the art and/or the prior art, are intended to be included within the scope of the invention.
Claims (6)
1. A preparation method of waterproof fabric is characterized in that the fabric or yarn is soaked in modified polyurethane aqueous solution for 5-12 minutes and then taken out for pre-drying and baking to obtain the waterproof fabric or the waterproof yarn; the pre-drying temperature is 50-70 ℃, and the pre-drying time is 30-50h; the baking temperature is 80-120 ℃, and the baking time is 60-180s; the waterproof yarn is used for weaving into a waterproof fabric; the modified polyurethane aqueous solution is a side-chain fluorine-containing aqueous polyurethane aqueous solution; the side chain fluorine-containing aqueous polyurethane solution is a highly fluorinated polyurethane solution obtained by grafting a fluorine-containing acrylate monomer after hydroxyl-terminated butadiene modified polyurethane, and the mass fraction of fluorine elements in the side chain fluorine-containing aqueous polyurethane solution is more than 6%.
2. The method of claim 1, wherein the polymer concentration of the aqueous solution of the aqueous polyurethane containing fluorine in the side chain is 100g/L to 150g/L.
3. The method for preparing a waterproof fabric according to claim 1, wherein the preparation of the highly fluorinated polyurethane aqueous solution comprises the steps of: 4, 4-dicyclohexyl methane isocyanate, hydroxyl-terminated butadiene and polyether glycol are used as raw materials and mixed, and then di-n-butyltin dilaurate and stannous octoate are added to catalyze and synthesize a waterborne polyurethane solution; mixing the aqueous polyurethane solution and the dodecafluoroheptyl methacrylate for reaction to generate the highly fluorinated polyurethane aqueous solution.
4. The method of claim 1, wherein the fabric is a pretreated fabric; the pretreatment comprises the steps of washing, spin-drying and drying the fabric.
5. The method of claim 1, wherein the waterproof fabric is woven from one or more yarns selected from the group consisting of cotton, polyester, and spandex.
6. A waterproof upper characterized in that it is obtained from a waterproof fabric obtained by the method for the production of a waterproof fabric according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911398524.XA CN111139649B (en) | 2019-12-30 | 2019-12-30 | Preparation method of waterproof fabric and waterproof vamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911398524.XA CN111139649B (en) | 2019-12-30 | 2019-12-30 | Preparation method of waterproof fabric and waterproof vamp |
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| CN111139649A CN111139649A (en) | 2020-05-12 |
| CN111139649B true CN111139649B (en) | 2022-10-18 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040061587A (en) * | 2002-12-31 | 2004-07-07 | 주식회사 효성 | Process for preparing a non-coating of moisture transpiration-water proof woven |
| CN101041709A (en) * | 2007-03-30 | 2007-09-26 | 东华大学 | Fluorine-containing aqueous polyurethane and preparation method and application thereof |
| CN104328663A (en) * | 2014-11-14 | 2015-02-04 | 沙嫣 | Preparation method of waterproof fabric |
| CN104892850A (en) * | 2015-05-27 | 2015-09-09 | 华侨大学 | Preparation method of side-chain fluorine-containing water-based polyurethane |
| CN105714562A (en) * | 2016-05-06 | 2016-06-29 | 盐城工学院 | Compound fishing agent of intelligent temperature control moisture permeable fabric and preparation method of compound fishing agent as well as method for finishing textile by using fishing agent |
-
2019
- 2019-12-30 CN CN201911398524.XA patent/CN111139649B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040061587A (en) * | 2002-12-31 | 2004-07-07 | 주식회사 효성 | Process for preparing a non-coating of moisture transpiration-water proof woven |
| CN101041709A (en) * | 2007-03-30 | 2007-09-26 | 东华大学 | Fluorine-containing aqueous polyurethane and preparation method and application thereof |
| CN104328663A (en) * | 2014-11-14 | 2015-02-04 | 沙嫣 | Preparation method of waterproof fabric |
| CN104892850A (en) * | 2015-05-27 | 2015-09-09 | 华侨大学 | Preparation method of side-chain fluorine-containing water-based polyurethane |
| CN105714562A (en) * | 2016-05-06 | 2016-06-29 | 盐城工学院 | Compound fishing agent of intelligent temperature control moisture permeable fabric and preparation method of compound fishing agent as well as method for finishing textile by using fishing agent |
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| CN111139649A (en) | 2020-05-12 |
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