CN108193479B - Hydrophilic polyester and production method of blended fabric thereof - Google Patents
Hydrophilic polyester and production method of blended fabric thereof Download PDFInfo
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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
- D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
- D06M10/04—Physical treatment combined with treatment with chemical compounds or elements
- D06M10/08—Organic compounds
- D06M10/10—Macromolecular compounds
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- 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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
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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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
- D06M13/256—Sulfonated compounds esters thereof, e.g. sultones
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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
- D06M15/227—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of hydrocarbons, or reaction products thereof, e.g. afterhalogenated or sulfochlorinated
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- D—TEXTILES; PAPER
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- 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
- D06M15/327—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
- D06M15/333—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof of vinyl acetate; Polyvinylalcohol
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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
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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
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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
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/10—Repellency against liquids
- D06M2200/11—Oleophobic properties
Abstract
The invention discloses a production method of hydrophilic polyester and blended fabric thereof, which comprises the following steps: (1) refining: adding the scouring solution into the fabric at a bath ratio of 1: 14-16; raising the temperature to 95-100 ℃ at a speed of 1.5 ℃/min, and keeping the temperature for 28-32 min; reducing the temperature to 42-45 ℃ at a speed of 5.0 ℃/min, and washing for 2-3 times at a temperature of 42-45 ℃; the scouring liquid comprises a deoiling agent, a scouring agent, a chelating agent and an alkaline agent; (2) hydrophilic finishing: adding the fabric into the hydrophilic finishing liquid at a bath ratio of 1: 4-6; adding the mixture into a microwave reactor, sealing the reactor, performing microwave for 3 times, performing microwave for 58-61 s each time, and unsealing the reactor between different times of microwave, adjusting the pressure to normal pressure and then sealing; adjusting the pH value of the acetic acid solution to be neutral, and washing for 2-3 times; drying at 105-110 ℃, and shaping at 175-180 ℃; the hydrophilic finishing liquid comprises PVA, EVOH, a catalyst and ethanol; has the advantage of improving durability.
Description
Technical Field
The invention relates to a production method of hydrophilic polyester and a blended fabric thereof.
Background
Although the polyester fabric has the advantages of good elasticity, high strength, high initial modulus and the like, the polyester fabric is a typical hydrophobic fiber, and the standard moisture regain is only 0.4%, so the polyester fabric is easy to generate static electricity and stain, has poor water absorption and sweat absorption, and has stuffy feeling when being taken, thereby influencing the taking comfort of the polyester fabric. Therefore, the hydrophilic finishing agent for the polyester fabric is produced at the same time, and the wearing comfort, the antistatic property and the decontamination performance of the polyester fabric are improved to a certain extent by finishing the polyester fabric through the hydrophilic finishing agent. There are several types of hydrophilic finishing agents available today, but most of them suffer from the drawback of poor durability.
Disclosure of Invention
The invention aims to provide a production method of hydrophilic polyester and a blended fabric thereof, which has the advantage of improving durability.
The technical purpose of the invention is realized by the following technical scheme:
a production method of hydrophilic terylene and blended fabric thereof comprises the following steps:
(1) refining: preparing a refining solution at room temperature; adding a fabric, wherein the bath ratio is 1: 14-16; raising the temperature to 95-100 ℃ at a speed of 1.5 ℃/min, and keeping the temperature for 28-32 min; reducing the temperature to 42-45 ℃ at the speed of 5.0 ℃/min, and changing clean water at the temperature of 42-45 ℃ for washing for 2-3 times;
the formula of the scouring liquid is as follows: 1.5-2.5 g/l of degreaser, 0.8-1.2 g/l of scouring agent, 0.05-0.08 g/l of chelating agent, 3.0-4.0 g/l of alkaline agent and the balance of water;
(2) hydrophilic finishing: preparing hydrophilic finishing liquid at room temperature; adding a fabric, wherein the bath ratio is 1: 4-6; adding the mixture into a microwave reactor, sealing the reactor, rotating the reactor, performing microwave for 3 times, wherein the microwave is used for 58-61 s each time, and performing sealing treatment after the reactor is unsealed and regulated to normal pressure between different times of microwave; then adjusting the pH value to be neutral by using an acetic acid water solution, and changing clear water for washing for 2-3 times; drying at 105-110 ℃, and shaping at 175-180 ℃;
the formula of the hydrophilic finishing liquid is as follows: 40-45 g/l of PVA, 44-48 g/l of EVOH, 1.1-1.3 g/l of catalyst, 2.0-3.0 g/l of ethanol, 30.0-35.0 g/l of water and the balance of DMSO.
More preferably: in the step (1), the deoiling agent is tween-80.
More preferably: in the step (1), the scouring agent comprises 8-12 wt% of octyl phenol polyoxyethylene ether and 88-92 wt% of dodecyl benzene sulfonate.
More preferably: in the step (2), the catalyst comprises 20-25 wt% of NaHCO3And 75-80 wt% of NaOH.
More preferably: in the step (2), the PVA is selected from a complete alcoholysis type and a low polymerization degree type, the alcoholysis degree of the PVA is 98-100%, and the weight-average molecular weight of the PVA is 2.5 multiplied by 104~3.5×104。
More preferably: in the step (2), the copolymerization proportion of the EVOH is 32-44% of ethylene and 56-68% of vinyl alcohol in terms of molar ratio.
More preferably: in the step (2), the EVOH is F101 type resin available from the company of Coly, Japan.
More preferably: the method comprises the following steps:
(1) refining: preparing a refining solution at room temperature; adding fabric at a bath ratio of 1: 15; heating to 97 deg.C at 1.5 deg.C/min, and maintaining for 30 min; reducing the temperature to 43 ℃ at the speed of 5.0 ℃/min, and changing clean water at the temperature of 43 ℃ for washing for 2-3 times;
the formula of the scouring liquid is as follows: 2.0g/l of degreaser, 1.0g/l of scouring agent, 0.06g/l of EDTA and 3.5g/l of NaOH, and the balance of water;
the deoiling agent is tween-80;
the scouring agent comprises 10wt% of octyl phenol polyoxyethylene ether and 90wt% of dodecyl benzene sulfonate;
(2) hydrophilic finishing: preparing hydrophilic finishing liquid at room temperature; adding fabric at a bath ratio of 1: 5; adding into a microwave reactor, sealing the reactor, rotating the reactor, performing microwave for 3 times (60 s each time the microwave is used), and performing sealing treatment after the reactor is unsealed and regulated to normal pressure between different times of microwave; then adjusting the pH value to be neutral by using an acetic acid water solution, and changing clear water for washing for 2-3 times; drying at 108 deg.C, and shaping at 178 deg.C;
the formula of the hydrophilic finishing liquid is as follows: 42g/l of PVA, 46g/l of EVOH, 1.2g/l of catalyst, 2.5g/l of ethanol, 32.5g/l of water and the balance of DMSO;
the PVA is selected from a complete alcoholysis type and a low polymerization degree type, the alcoholysis degree of the PVA is 98-100%, and the weight-average molecular weight of the PVA is 2.5 multiplied by 104~3.5×104(ii) a EVOH is F101 type resin from Coly corporation; the catalyst comprises 22wt% NaHCO3And 78wt% NaOH.
In conclusion, the invention has the following beneficial effects:
according to the method, impurities in the fabric are removed through scouring, meanwhile scouring liquid in the scouring process is used for conducting primary treatment on the fabric to open a part of structure, a foundation is provided for subsequent hydrophilic finishing, PVA and EVOH in the hydrophilic finishing liquid are permeated into the fabric through microwave energy and are combined with the fabric in a catalyst and ethanol-DMSO environment, and the bonding force is stronger than that of the hydrophilic finishing effect on the market, and the hydrophilic finishing effect and the durability are better; in the hydrophilic finishing process, the high-temperature padding method in the prior art is not adopted, so that the damage of free substances in the high-temperature preparation solution to the fabric structure and the possibility of the reduction of the bonding force of the hydrophilic finishing agent and the fabric can be reduced; the combination of PVA and EVOH and the polyester fabric is adopted, the technology is not found in the prior art, and the combination and combination of polyester can greatly improve the hydrophilic effect in practice.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the present invention.
The room temperature of the application is 20-30 ℃.
Example 1: a production method of hydrophilic terylene and blended fabric thereof comprises the following steps:
(1) refining: preparing a refining solution at room temperature; adding fabric at a bath ratio of 1: 15; heating to 97 deg.C at 1.5 deg.C/min, and maintaining for 30 min; reducing the temperature to 43 ℃ at the speed of 5.0 ℃/min, and changing clean water at the temperature of 43 ℃ for washing for 2-3 times;
the formula of the scouring liquid is as follows: 2.0g/l of degreaser, 1.0g/l of scouring agent, 0.06g/l of EDTA and 3.5g/l of NaOH, and the balance of water;
the deoiling agent is tween-80;
the scouring agent comprises 10wt% of octyl phenol polyoxyethylene ether and 90wt% of dodecyl benzene sulfonate;
(2) hydrophilic finishing: preparing hydrophilic finishing liquid at room temperature; adding fabric at a bath ratio of 1: 5; adding into a microwave reactor, sealing the reactor, rotating the reactor, performing microwave for 3 times (60 s each time the microwave is used), and performing sealing treatment after the reactor is unsealed and regulated to normal pressure between different times of microwave; then adjusting the pH value to be neutral by using an acetic acid water solution, and changing clear water for washing for 2-3 times; drying at 108 deg.C, and shaping at 178 deg.C;
the formula of the hydrophilic finishing liquid is as follows: 42g/l of PVA, 46g/l of EVOH, 1.2g/l of catalyst, 2.5g/l of ethanol, 32.5g/l of water and the balance of DMSO;
the PVA is selected from a complete alcoholysis type and a low polymerization degree type, the alcoholysis degree of the PVA is 98-100%, and the weight-average molecular weight of the PVA is 2.5 multiplied by 104~3.5×104；
EVOH is F101 type resin of the Nippon Coli company, and the copolymerization proportion of the EVOH is 32 percent of ethylene and 68 percent of vinyl alcohol according to the molar ratio;
the catalyst comprises 22wt% NaHCO3And 78wt% NaOH.
Example 2: a production method of hydrophilic terylene and blended fabric thereof is different from the embodiment 1 in that EVOH is E151 type resin of Japan Coly company, and the copolymerization proportion is 44% of ethylene and 56% of vinyl alcohol according to molar ratio.
Example 3: the production method of hydrophilic polyester and blended fabric thereof is different from the production method of the embodiment 1 in that EVOH is self-made, and the copolymerization ratio of the EVOH is 20% of ethylene and 80% of vinyl alcohol according to molar ratio. Q6
Example 4: the production method of hydrophilic polyester and blended fabric thereof is different from the production method of the embodiment 1 in that EVOH is self-made, and the copolymerization ratio of the EVOH is 60% of ethylene and 40% of vinyl alcohol according to molar ratio. Q6
Example 5: the difference between the production method of the hydrophilic polyester and the production method of the hydrophilic polyester blended fabric in the embodiment 1 is that the PVA is selected from a partial alcoholysis type and a medium polymerization degree type, the alcoholysis degree is 80-84%, and the weight-average molecular weight is 12 multiplied by 104~15×104。
Example 6: the difference between the production method of the hydrophilic polyester and the production method of the hydrophilic polyester blended fabric in the embodiment 1 is that a catalyst is NaOH.
Example 7: the difference between the production method of the hydrophilic polyester and the production method of the hydrophilic polyester blended fabric in the embodiment 1 is that the scouring agent is a commercial scouring agent.
Example 8: the difference between the production method of the hydrophilic polyester and the production method of the hydrophilic polyester blended fabric in the embodiment 1 is that the degreaser is sodium dodecyl benzene sulfonate.
Example 9: a production method of hydrophilic terylene and blended fabric thereof comprises the following steps:
(1) refining: preparing a refining solution at room temperature; adding fabric at a bath ratio of 1: 14; heating to 95 deg.C at 1.5 deg.C/min, and maintaining for 32 min; reducing the temperature to 42 ℃ at the speed of 5.0 ℃/min, and changing clean water at the temperature of 42 ℃ for washing for 2-3 times;
the formula of the scouring liquid is as follows: 1.5g/l of degreaser, 1.2g/l of scouring agent, 0.05g/l of EDTA and 3.0g/l of NaOH, and the balance of water;
the deoiling agent is tween-80;
the scouring agent comprises 10wt% of octyl phenol polyoxyethylene ether and 90wt% of dodecyl benzene sulfonate;
(2) hydrophilic finishing: preparing hydrophilic finishing liquid at room temperature; adding fabric at a bath ratio of 1: 4; adding into a microwave reactor, sealing the reactor, rotating the reactor, performing microwave for 3 times, wherein the microwave is used for 58s each time, and performing sealing treatment after the reactor is unsealed and regulated to normal pressure between different times of microwave; then adjusting the pH value to be neutral by using an acetic acid water solution, and changing clear water for washing for 2-3 times; drying at 105 deg.C, and shaping at 175 deg.C;
the formula of the hydrophilic finishing liquid is as follows: 40g/l of PVA, 44g/l of EVOH, 1.1g/l of catalyst, 2.0g/l of ethanol, 30.0g/l of water and the balance of DMSO;
the PVA is selected from a complete alcoholysis type and a low polymerization degree type, the alcoholysis degree of the PVA is 98-100%, and the weight-average molecular weight of the PVA is 2.5 multiplied by 104~3.5×104；
EVOH is F101 type resin of the Nippon Coli company, and the copolymerization proportion of the EVOH is 32 percent of ethylene and 68 percent of vinyl alcohol according to the molar ratio;
the catalyst comprises 22wt% NaHCO3And 78wt% NaOH.
Example 10: a production method of hydrophilic terylene and blended fabric thereof comprises the following steps:
(1) refining: preparing a refining solution at room temperature; adding fabric at a bath ratio of 1: 16; heating to 100 deg.C at 1.5 deg.C/min, and maintaining for 28 min; reducing the temperature to 45 ℃ at a speed of 5.0 ℃/min, and changing clean water at the temperature of 45 ℃ to wash for 2-3 times;
the formula of the scouring liquid is as follows: 2.5g/l of degreaser, 0.8g/l of scouring agent, 0.08g/l of EDTA and 4.0g/l of NaOH, and the balance of water;
the deoiling agent is tween-80;
the scouring agent comprises 10wt% of octyl phenol polyoxyethylene ether and 90wt% of dodecyl benzene sulfonate;
(2) hydrophilic finishing: preparing hydrophilic finishing liquid at room temperature; adding fabric at a bath ratio of 1: 6; adding into a microwave reactor, sealing the reactor, rotating the reactor, performing microwave for 3 times, wherein the microwave is used for 61s each time, and performing sealing treatment after the reactor is unsealed and regulated to normal pressure between different times of microwave; then adjusting the pH value to be neutral by using an acetic acid water solution, and changing clear water for washing for 2-3 times; drying at 110 deg.C, and shaping at 180 deg.C;
the formula of the hydrophilic finishing liquid is as follows: 45g/l of PVA, 48g/l of EVOH, 1.3g/l of catalyst, 3.0g/l of ethanol, 35.0g/l of water and the balance of DMSO;
PVA is selected and used upA full alcoholysis type and a low polymerization degree type, wherein the alcoholysis degree is 98-100%, and the weight average molecular weight is 2.5 multiplied by 104~3.5×104；
EVOH is F101 type resin of the Nippon Coli company, and the copolymerization proportion of the EVOH is 32 percent of ethylene and 68 percent of vinyl alcohol according to the molar ratio;
the catalyst comprises 22wt% NaHCO3And 78wt% NaOH.
Performance characterization
1. Hydrophilic finishing Effect test
The test contents are as follows: the surface energy is used as an index for judging the hydrophilic finishing effect. The tests were carried out with reference to known literature (journal of textile, vol. twenty-two, fourth phase P247[47], chenmingzhen, erbituita). The parallel test is carried out for 5 times, and the average value is taken.
Test samples: the terylene material in the application is used as a blank contrast, commercially available terylene subjected to hydrophilic finishing is used as a reference 1, and products prepared in examples 1 to 10 are used as test articles (the raw materials are all terylene materials).
And (3) testing results: as shown in table 1. Table 1 shows: compared with a blank control, the surface energy and the surface energy of the hydrophilic part of the control 1 and the examples 1-10 are higher, the surface energy of the hydrophobic part is lower, and the examples 1-10 are obviously superior to the control 1 sold in the market, which shows that the hydrophilic polyester prepared by the production method has better hydrophilic finishing effect and better hydrophilicity.
Table 1 hydrophilic finishing effect test
2. Durability test
The test contents are as follows: the surface energy of the hydrophilic part is used as an index for judging the hydrophilic finishing effect. The tests were carried out with reference to known literature (journal of textile, vol. twenty-two, fourth phase P247[47], chenmingzhen, erbituita). The parallel test is carried out for 5 times, and the average value is taken.
Test samples: commercially available hydrophilic polyester fibers were used as a control, and the products prepared in examples 1 to 10 were used as test articles (all the raw materials were polyester raw materials). The sample was washed with 25 ℃ clear water, 37 ℃ clear water, 25 ℃ soap solution, and 37 ℃ soap solution, respectively, for a plurality of times, and then subjected to the test. Preparing a soap solution: AATCC 1993 standard soaping powder WOB (containing no brightener) is taken and prepared into 0.5wt% soap solution by using clean water.
And (3) testing results: as shown in tables 2 and 3. Tables 2 and 3 show: compared with a reference substance, after the cleaning is carried out for multiple times, the surface energy of the clear water part in the examples 1-10 is reduced to a smaller extent, which shows that the hydrophilic effect of the hydrophilic terylene has durability; examples 1, 2 and 9, 10 are preferred.
TABLE 2 durability test in clear Water (hydrophilic part surface energy, dyn/cm)
TABLE 3 persistence test in soap solution (hydrophilic part surface energy, dyn/cm)
Claims (3)
1. The production method of the hydrophilic polyester and the blended fabric thereof is characterized by comprising the following steps:
(1) refining: preparing a refining solution at room temperature; adding a fabric, wherein the bath ratio is 1: 14-16; raising the temperature to 95-100 ℃ at a speed of 1.5 ℃/min, and keeping the temperature for 28-32 min; reducing the temperature to 42-45 ℃ at the speed of 5.0 ℃/min, and changing clean water at the temperature of 42-45 ℃ for washing for 2-3 times;
the formula of the scouring liquid is as follows: 1.5-2.5 g/l of degreaser, 0.8-1.2 g/l of scouring agent, 0.05-0.08 g/l of chelating agent, 3.0-4.0 g/l of alkaline agent and the balance of water;
the deoiling agent is Tween-80, and the scouring agent comprises 8-12 wt% of octyl phenol polyoxyethylene ether and 88-92 wt% of dodecyl benzene sulfonate;
(2) hydrophilic finishing: preparing hydrophilic finishing liquid at room temperature; adding a fabric, wherein the bath ratio is 1: 4-6; adding the mixture into a microwave reactor, sealing the reactor, rotating the reactor, performing microwave for 3 times, wherein the microwave is used for 58-61 s each time, and performing sealing treatment after the reactor is unsealed and regulated to normal pressure between different times of microwave; then adjusting the pH value to be neutral by using an acetic acid water solution, and changing clear water for washing for 2-3 times; drying at 105-110 ℃, and shaping at 175-180 ℃;
the formula of the hydrophilic finishing liquid is as follows: 40-45 g/l of PVA, 44-48 g/l of EVOH, 1.1-1.3 g/l of catalyst, 2.0-3.0 g/l of ethanol, 30.0-35.0 g/l of water and the balance of DMSO;
the catalyst comprises 20-25 wt% of NaHCO3And 75-80 wt% of NaOH;
in the step (2), the PVA is selected from a complete alcoholysis type and a low polymerization degree type, the alcoholysis degree of the PVA is 98-100%, and the weight-average molecular weight of the PVA is 2.5 multiplied by 104～3.5×104；
In the step (2), the copolymerization proportion of the EVOH is 32-44% of ethylene and 56-68% of vinyl alcohol in terms of molar ratio.
2. A method for producing hydrophilic polyester and blended fabrics thereof according to claim 1, wherein in the step (2), the EVOH is F101 type resin from the company jelli, japan.
3. The production method of hydrophilic terylene and blended fabrics thereof according to claim 1, characterized by comprising the following steps:
(1) refining: preparing a refining solution at room temperature; adding fabric at a bath ratio of 1: 15; heating to 97 deg.C at 1.5 deg.C/min, and maintaining for 30 min; reducing the temperature to 43 ℃ at the speed of 5.0 ℃/min, and changing clean water at the temperature of 43 ℃ for washing for 2-3 times;
the formula of the scouring liquid is as follows: 2.0g/l of degreaser, 1.0g/l of scouring agent, 0.06g/l of EDTA and 3.5g/l of NaOH, and the balance of water;
the deoiling agent is tween-80;
the scouring agent comprises 10wt% of octyl phenol polyoxyethylene ether and 90wt% of dodecyl benzene sulfonate;
(2) hydrophilic finishing: preparing hydrophilic finishing liquid at room temperature; adding fabric at a bath ratio of 1: 5; adding into a microwave reactor, sealing the reactor, rotating the reactor, performing microwave for 3 times (60 s each time the microwave is used), and performing sealing treatment after the reactor is unsealed and regulated to normal pressure between different times of microwave; then adjusting the pH value to be neutral by using an acetic acid water solution, and changing clear water for washing for 2-3 times; drying at 108 deg.C, and shaping at 178 deg.C;
the formula of the hydrophilic finishing liquid is as follows: 42g/l of PVA, 46g/l of EVOH, 1.2g/l of catalyst, 2.5g/l of ethanol, 32.5g/l of water and the balance of DMSO;
the PVA is selected from a complete alcoholysis type and a low polymerization degree type, the alcoholysis degree of the PVA is 98-100%, and the weight-average molecular weight of the PVA is 2.5 multiplied by 104～3.5×104(ii) a EVOH is F101 type resin from Coly corporation; the catalyst comprises 22wt% NaHCO3And 78wt% NaOH.
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| CN110158320A (en) * | 2019-05-24 | 2019-08-23 | 森宝(福建)纺织科技发展有限公司 | A kind of textile technology of terylene polar fleece knitting fabric |
| CN114622349B (en) * | 2022-03-31 | 2024-03-19 | 福建恒安集团有限公司 | Hydrophilic and hydrophobic hot air non-woven fabric preparation process |
| CN115584637B (en) * | 2022-10-10 | 2023-07-25 | 江南大学 | Method for carrying out hydrophilic modification on nylon fabric based on protease and laccase |
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| TW467982B (en) * | 1999-06-28 | 2001-12-11 | Ind Tech Res Inst | Method to modify fiber surface |
| JP4656818B2 (en) * | 2003-05-01 | 2011-03-23 | 川澄化学工業株式会社 | Blood filtration filter and method for producing the same |
| CN102733168B (en) * | 2010-11-01 | 2014-06-18 | 浙江台华新材料股份有限公司 | Post-treatment method for comfortable and cool terylene silk-like fabric |
| CN103835084A (en) * | 2012-11-20 | 2014-06-04 | 东丽纤维研究所（中国）有限公司 | Preparation method of hydrophilic polyester yarn and yarn prepared through method |
| CN103480283B (en) * | 2013-09-05 | 2015-07-15 | 西安建筑科技大学 | Preparation method of hydrophilic ethylene/vinyl alcohol copolymer composite flat plate ultrafiltration membrane |
| CN105696372A (en) * | 2014-11-25 | 2016-06-22 | 江阴市长泾花园毛纺织有限公司 | Dyeing and finishing technology of polyester fiber semi-memory fabric |
| CN104911894B (en) * | 2015-06-11 | 2017-07-14 | 中原工学院 | A kind of microwave radiation technology alcoholysis method of surface hydrophilic terylene |
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