CN102605619A - Sericin post-finishing method for cotton fabrics - Google Patents
Sericin post-finishing method for cotton fabrics Download PDFInfo
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- CN102605619A CN102605619A CN2012100820162A CN201210082016A CN102605619A CN 102605619 A CN102605619 A CN 102605619A CN 2012100820162 A CN2012100820162 A CN 2012100820162A CN 201210082016 A CN201210082016 A CN 201210082016A CN 102605619 A CN102605619 A CN 102605619A
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Abstract
The invention discloses a sericin post-finishing method for cotton fabrics, which comprises the following steps: (a) configuring settling impregnation liquid: dissolving 3-5% of dissolvable sericin powder counted by mass in hot water, and then adding 1-3% of chitosan quaternary ammonium salt, fully stirring and dissolving, and adding 4-6% of cross-linking agent, and (b) completely steeping the cotton fabrics in the settling impregnation liquid at a solution bath ratio of 1:(30-50), steeping for at least 20 minutes, twice steeping and twice rolling, keeping mangle expression more than 80%, and drying, thereby obtaining the cotton fabrics. The invention develops the post-finishing method special for the cotton fabrics. The cotton fabrics prepared according to the post-finishing method have better washing fastness and anti-bacteria rate; after the cotton fabrics are washed for five times, a dissolving loss rate is about 0.21% and the anti-bacteria rate is 93.8%; the practical use requirement is fully met; and an extraordinary technical effect is obtained.
Description
Technical field
The present invention relates to a kind of sericin afterfinish method of COTTON FABRIC.
Background technology
The main body of silk fiber is a fibroin, is coating silk gum in the fibroin periphery, and silk gum plays protective effect and adhesive action to fibroin.Silk gum is a kind of biomaterial of function admirable, for developing new functional biological material very important use material is provided.For example, silk gum can be used as the additive of synthesized polymer material, and the physical property of the macromolecular material of gained can not only improve, and its macromolecular material can be degraded rapidly by microorganism, becomes excellent environment-friendly materials; Mixing the silk protein membrane of forming by silk gum and fibroin will be a kind of artificial skin that the exploitation future is arranged.Along with the research of Chinese scholars to silk gum structure and performance, silk gum has all obtained extensive use in all fields.Research shows; Small-molecular weight (mean molecule quantity is that 15000 ~ 30000D) silk gum and hydrolysate thereof have excellent moisture absorption, moisture releasing performance and oxidation resistance, and have restraint of tyrosinase active, improve looks, nourish skin, suppress many effects such as melanin.Therefore, the textiles of sericin afterfinish particularly is applied to directly contact the underwear material of human body skin, has caused the great attention of Chinese scholars.Why people extremely dote on the textiles of sericin afterfinish, be since have through the textiles of sericin afterfinish good preserve moisture, damping performance, antistatic property, soft and comfortable, the fabric that scribbles silk gum simultaneously also has significant antibacterial effect.Therefore silk gum has the wide development prospect as a kind of new textile health hygienic finishing functions material.
Yet, because sericin lacks and the functional group of fiber-reactive,, must select the crosslinking agent of high response in order to obtain the finishing effect of durability, sufficient covalent cross-linking reaction takes place between sericin and the fiber so that make.Existing crosslinking agent mainly contains epoxy compounds; It can be coated in silk gum on the fabric equably, the fabric after applying, and hygroscopicity has bigger improvement; But needing the high temperature through about 150 ℃ to bake, this crosslinking agent could on fabric, accomplish crosslinking curing; And high temperature bakes and very easily causes the fabric yellowing, the hidden danger that exists fabric strength to descend, and its feel is relatively poor.
Japanese patent laid-open 9-31847 has reported a kind of functional textile product and manufacturing approach thereof, with the chitin be crosslinking agent with the silk gum coating in textiles.Yet the textiles feel that it obtains is coarse, and washability is relatively poor.
Chinese invention patent CN101694060B discloses a kind of sericin afterfinish method of cashmere product; The washability of the cashmere product of its acquisition is better, but experiment showed, when said method applies to COTTON FABRIC; The washability of the COTTON FABRIC that obtains is relatively poor; The dissolve-loss ratio that is silk gum is higher, can't normal use, and said method and reckon without the problem of bacteriostasis rate.
Chinese invention patent application CN101279103A discloses a kind of fibroin composite coating liquid and preparation method thereof and application, and its used crosslinking agent is silkworm chrysalis chitosan, shitosan or hydrocarbyl si lanes compounds and catalyst ZnCl
2Compound.Yet, experiment showed, and utilize above-mentioned coating liquid that COTTON FABRIC is carried out the back arrangement that the washability of the COTTON FABRIC of acquisition is relatively poor, can't normal use.
Therefore, how COTTON FABRIC is carried out sericin afterfinish,, become the technical barrier of thirsting in the industry solving always but failing all the time to succeed to obtain the good COTTON FABRIC of washability.
Summary of the invention
The object of the invention provides a kind of sericin afterfinish method of COTTON FABRIC.
For achieving the above object, the technical scheme that the present invention adopts is: a kind of sericin afterfinish method of COTTON FABRIC comprises the steps:
(a) configuration arrangement maceration extract: in mass, 3 ~ 5% ease of solubility sericin powder is used the hot water dissolving,, fully after the stirring and dissolving, add 4 ~ 6% crosslinking agent again to the chitosan quaternary ammonium salt that wherein adds 1 ~ 3%;
The mean molecule quantity of said ease of solubility sericin powder is 18000 ~ 25000D; The temperature of said hot water is 80 ~ 95 ℃; Said crosslinking agent comprises dispersant Sodium Polyacrylate and silane coupler, and both mass ratioes are 3.0 ~ 3.5:3 ~ 4; Said silane coupler is selected from vinyl silanes, amino silane, methacryloxy silane, hydrosulphonyl silane or urea groups silane;
(b) with the COTTON FABRIC thorough impregnation in above-mentioned arrangement maceration extract, solution bath flood 20 minutes than for 1:30 ~ 50 at least, two soak two rolls, pick-up rate is dried greater than 80%, can obtain COTTON FABRIC.
In the technique scheme, said step (b) is boiled COTTON FABRIC more than 30 minutes before in advance in boiling water, washing, oven dry.
The present invention asks for protection the COTTON FABRIC that obtains according to above-mentioned afterfinish method simultaneously.
Mechanism of the present invention is: the pH value of silk gum isoelectric point is 3.8 ~ 4.5; Lagos rubber negative electrical charge in (the pH value is 7.0) in the aqueous solution; And the chitosan quaternary ammonium salting liquid is positively charged, can well combine with electronegative silk gum, has formed microparticle; This microparticle itself has certain adhesive action to COTTON FABRIC, and the effect through crosslinking agent has further improved stickiness and the washability of silk gum to COTTON FABRIC again.
Because the technique scheme utilization, the present invention compared with prior art has advantage:
1. the present invention has developed a kind of afterfinish method that is exclusively used in COTTON FABRIC, has washability and bacteriostasis rate preferably by its COTTON FABRIC that makes, and has solved the technical barrier of thirsting in the industry solving always but failing all the time to succeed.
2. experiment showed, the silk gum coated cotton fabric that the present invention makes, be about 0.21% at the dissolve-loss ratio that washs after 5 times, its bacteriostasis rate is 93.8%, satisfies actual instructions for use fully, has obtained beyond thought technique effect.
3. amino acid analysis shows; The hydrophilic amino acid content of the cotton goods that the present invention obtains improves, and its absorb-discharge humid, heat-insulating property and poisture-penetrability be improved, and soft, have a smooth feeling; Having improved the wearing comfort of human body dress, is a kind of cotton goods of novel high added value.
4. preparation method of the present invention is simple, easy operating, but and energy savings, have a good application prospect.
Description of drawings
Accompanying drawing 1 is the humidity absorption and release performance comparison figure of the COTTON FABRIC before and after the silk gum arrangement in the embodiment of the invention one.
The specific embodiment
Below in conjunction with embodiment the present invention is further described:
Embodiment one
A kind of sericin afterfinish method of COTTON FABRIC comprises the steps:
(a) configuration arrangement maceration extract: in mass, 5% ease of solubility sericin powder is used the hot water dissolving,, fully after the stirring and dissolving, add 5% crosslinking agent again to the chitosan quaternary ammonium salt that wherein adds 2%;
The mean molecule quantity of said ease of solubility sericin powder is 25000D; The temperature of said hot water is 90 ℃; Said crosslinking agent comprises dispersant Sodium Polyacrylate and silane coupler, and both mass ratioes are 3.0:4; Said silane coupler is selected from vinyl silanes, amino silane, methacryloxy silane, hydrosulphonyl silane or urea groups silane;
(b) with the COTTON FABRIC thorough impregnation in above-mentioned arrangement maceration extract, solution bath flood 20 minutes than for 1:40 at least, two soak two rolls, pick-up rate is dried greater than 80%, can obtain COTTON FABRIC.
Comparative Examples one
Disclosed method according to Chinese invention patent CN101694060B is carried out sericin afterfinish to COTTON FABRIC, obtains COTTON FABRIC.
Comparative Examples two
Adopt the disclosed fibroin composite coating liquid of Chinese invention patent application CN101279103A that COTTON FABRIC is carried out the back arrangement, obtain COTTON FABRIC.
COTTON FABRIC to embodiment one and Comparative Examples one, Comparative Examples two carries out the test of dissolve-loss ratio and bacteriostasis rate then, and the result is following:
Visible by above-mentioned test, with respect to Comparative Examples one and Comparative Examples two for, the COTTON FABRIC that present embodiment one obtains has washability and bacteriostasis rate preferably, can satisfy the instructions for use of reality fully, has obtained beyond thought technique effect.
The COTTON FABRIC that then above-mentioned preparation method is obtained is tested, and is specific as follows:
Test one
Tested the gaining effect and the washability of the COTTON FABRIC of present embodiment, it is as shown in the table for the result:
Visible by last table, compare before the COTTON FABRIC after the arrangement and the arrangement, wash 2 weightening finishes 2.30%, wash 3 times and increase weight 1.92%, wash 5 times and increase weight 1.73%, dissolve-loss ratio is relatively low later on to wash 3 times.Therefore its washing-resistant effect is better.
Test two
Tested the regain of the COTTON FABRIC after silk gum is put in order, and contrasted with common unfinished COTTON FABRIC thing, the result is as shown in the table:
The regain of COTTON FABRIC before and after the silk gum arrangement
From table, can find out; The regain of unfinished COTTON FABRIC is 7.34; The regain of the COTTON FABRIC after the silk gum arrangement (not washing) is 7.43; This explanation is along with the increase of fabric face content of silk gum (hydrophilic amino acid content), and the regain of the COTTON FABRIC after the silk gum arrangement improves gradually, even has surpassed unfinished COTTON FABRIC.
Test three
Tested the drapability of the COTTON FABRIC after silk gum is put in order, and contrasted with common unfinished COTTON FABRIC thing, the result is as shown in the table:
The drapability of COTTON FABRIC before and after the silk gum arrangement
From table, can find out; The suspended coefficient of the COTTON FABRIC after silk gum arrangement is bigger, and when the fabric sample area that dangles is big more, promptly suspended coefficient is big more; The wrinkle resistance of expression fabric increases, and therefore the wrinkle resistance of the COTTON FABRIC of explanation after the silk gum arrangement has had raising to a certain degree.
Test four
Tested the poisture-penetrability of the COTTON FABRIC after silk gum is put in order, and contrasted with common unfinished COTTON FABRIC thing, the result is as shown in the table:
The vapor transfer rate of COTTON FABRIC before and after the silk gum arrangement
Above-mentioned test result all is the mean value after repeatedly testing, and from table, can find out, in the sample of the COTTON FABRIC before and after the silk gum arrangement, the average vapor transfer rate of the COTTON FABRIC of COTTON FABRIC and silk gum arrangement is respectively 2849.34 g/m
2.d, i.e. the COTTON FABRIC poisture-penetrability of silk gum arrangement is better, and along with the increase of silk gum concentration, the vapor transfer rate of the COTTON FABRIC after the arrangement also increases thereupon.Steam sees through fabric and mainly contains dual mode, and a kind of is the fiber of the one side that contacts with highly humid air of fabric, moisture absorption from highly humid air, and steam is by the another side that is passed to fabric in the fiber, and moisture releasing in hanging down humid air; Another kind of mode is that steam is directly through between the yarn in the fabric and the space between the fiber, to the diffusion on the other hand of fabric.In this experiment because size of sample, the finishing condition chosen are identical, therefore can think poisture-penetrability difference mainly be since before a kind of mode cause, promptly be because silk gum causes in the set amount of fabric face.The shared large percentage of hydrophilic amino acid in the silk gum, the hydrophilic group on COTTON FABRIC surface after the silk gum arrangement increases, so under identical condition, the poisture-penetrability of the COTTON FABRIC of silk gum arrangement is better.
Test five
Tested the humidity absorption and release performance of the COTTON FABRIC after silk gum is put in order, and contrasted with common unfinished COTTON FABRIC thing, the result is shown in accompanying drawing 1.Can be known that by figure the moisture absorption and desorption property of the COTTON FABRIC after the silk gum arrangement is greater than unfinished COTTON FABRIC, this explains the surface of cotton fabric adhering sericin after silk gum arrangement, and moisture absorption and desorption property is better relatively, has improved the wearing comfort that human body wears clothes.
Test six
Tested the heat insulating ability of the COTTON FABRIC after silk gum is put in order, and contrasted with common unfinished COTTON FABRIC thing, the result is following:
Visible by last table, insulation rate, the clo value of the COTTON FABRIC after the silk gum arrangement have increased by 2.16% and 0.0212 respectively than unfinished COTTON FABRIC thing, and heat transfer coefficient has reduced 7.32W/m
2. ℃, insulation rate, clo value are big more, explain that the warmth retention property of fabric is good more, and heat transfer coefficient is low more, explains that warmth retention property is good more.Warmth retention property through experiment showed, the COTTON FABRIC after silk gum is put in order increases.
Claims (3)
1. the sericin afterfinish method of a COTTON FABRIC is characterized in that, comprises the steps:
(a) configuration arrangement maceration extract: in mass, 3 ~ 5% ease of solubility sericin powder is used the hot water dissolving,, fully after the stirring and dissolving, add 4 ~ 6% crosslinking agent again to the chitosan quaternary ammonium salt that wherein adds 1 ~ 3%;
The mean molecule quantity of said ease of solubility sericin powder is 18000 ~ 25000D; The temperature of said hot water is 80 ~ 95 ℃; Said crosslinking agent comprises dispersant Sodium Polyacrylate and silane coupler, and both mass ratioes are 3.0 ~ 3.5:3 ~ 4; Said silane coupler is selected from vinyl silanes, amino silane, methacryloxy silane, hydrosulphonyl silane or urea groups silane;
(b) with the COTTON FABRIC thorough impregnation in above-mentioned arrangement maceration extract, solution bath flood 20 minutes than for 1:30 ~ 50 at least, two soak two rolls, pick-up rate is dried greater than 80%, can obtain COTTON FABRIC.
2. the sericin afterfinish method of COTTON FABRIC according to claim 1, it is characterized in that: said step (b) is boiled COTTON FABRIC more than 30 minutes before in advance in boiling water, washing, oven dry.
3. the COTTON FABRIC that afterfinish method according to claim 1 obtains.
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| CN 201210082016 CN102605619B (en) | 2012-03-26 | 2012-03-26 | Sericin post-finishing method for cotton fabrics |
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|---|---|---|---|
| CN 201210082016 CN102605619B (en) | 2012-03-26 | 2012-03-26 | Sericin post-finishing method for cotton fabrics |
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| CN102605619B CN102605619B (en) | 2013-06-19 |
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Cited By (11)
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| CN103132156A (en) * | 2013-02-22 | 2013-06-05 | 广西立盛茧丝绸有限公司 | Silk reparation method |
| CN103790013A (en) * | 2012-11-01 | 2014-05-14 | 西南大学 | Method for preventing rabbit hair fabrics from hair shedding |
| CN106702741A (en) * | 2016-11-24 | 2017-05-24 | 江苏爱西施科技服务咨询股份有限公司 | Antibacterial finishing liquid containing modified sericin protein and preparation method of antibacterial finishing liquid |
| CN106758226A (en) * | 2016-11-24 | 2017-05-31 | 江苏爱西施科技服务咨询股份有限公司 | A kind of dressing liquid of improvement contact changes in temperature sense containing modified sericin and preparation method thereof |
| CN107405277A (en) * | 2014-12-02 | 2017-11-28 | 丝绸医疗公司 | Silk performance clothes and product and preparation method thereof |
| EP3322434A4 (en) * | 2015-07-14 | 2019-01-09 | Silk Therapeutics Inc. | Silk performance apparel and products and methods of preparing the same |
| CN109468833A (en) * | 2018-10-17 | 2019-03-15 | 江苏华东纺织产品检测有限公司 | A kind of silk gum reinforcing finishing technique for shelling squama wool |
| CN109588809A (en) * | 2018-12-27 | 2019-04-09 | 衢州市联橙环保科技有限公司 | A kind of insulation garment fabric |
| CN112552425A (en) * | 2020-11-16 | 2021-03-26 | 浙江技立新材料股份有限公司 | Preparation method of egg white peptide finishing agent for fabric |
| CN113199835A (en) * | 2021-05-21 | 2021-08-03 | 浙江金蓝医疗科技有限公司 | Critical low-resistance mask and production process thereof |
| US11390988B2 (en) | 2017-09-27 | 2022-07-19 | Evolved By Nature, Inc. | Silk coated fabrics and products and methods of preparing the same |
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Cited By (19)
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| CN103790013A (en) * | 2012-11-01 | 2014-05-14 | 西南大学 | Method for preventing rabbit hair fabrics from hair shedding |
| CN103132156B (en) * | 2013-02-22 | 2016-04-13 | 广西立盛茧丝绸有限公司 | A kind of silk reparation method |
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| AU2015358537B2 (en) * | 2014-12-02 | 2021-08-19 | Evolved By Nature, Inc. | Silk performance apparel and products and methods of preparing the same |
| AU2021266277B2 (en) * | 2014-12-02 | 2023-10-05 | Evolved By Nature, Inc. | Silk performance apparel and products and methods of preparing the same |
| CN107405277A (en) * | 2014-12-02 | 2017-11-28 | 丝绸医疗公司 | Silk performance clothes and product and preparation method thereof |
| EP3226835A4 (en) * | 2014-12-02 | 2018-09-26 | Silk Therapeutics, Inc. | Silk performance apparel and products and methods of preparing the same |
| US11649585B2 (en) | 2014-12-02 | 2023-05-16 | Evolved By Nature, Inc. | Silk performance apparel and products and methods of preparing the same |
| US11453975B2 (en) | 2014-12-02 | 2022-09-27 | Evolved By Nature, Inc. | Silk performance apparel and products and methods of preparing the same |
| CN113564927A (en) * | 2014-12-02 | 2021-10-29 | 丝绸医疗公司 | Silk performance garments and products and methods of making same |
| EP3322434A4 (en) * | 2015-07-14 | 2019-01-09 | Silk Therapeutics Inc. | Silk performance apparel and products and methods of preparing the same |
| US11512425B2 (en) | 2015-07-14 | 2022-11-29 | Evolved By Nature, Inc. | Silk performance apparel and products and methods of preparing the same |
| CN106758226A (en) * | 2016-11-24 | 2017-05-31 | 江苏爱西施科技服务咨询股份有限公司 | A kind of dressing liquid of improvement contact changes in temperature sense containing modified sericin and preparation method thereof |
| CN106702741A (en) * | 2016-11-24 | 2017-05-24 | 江苏爱西施科技服务咨询股份有限公司 | Antibacterial finishing liquid containing modified sericin protein and preparation method of antibacterial finishing liquid |
| US11390988B2 (en) | 2017-09-27 | 2022-07-19 | Evolved By Nature, Inc. | Silk coated fabrics and products and methods of preparing the same |
| CN109468833A (en) * | 2018-10-17 | 2019-03-15 | 江苏华东纺织产品检测有限公司 | A kind of silk gum reinforcing finishing technique for shelling squama wool |
| CN109588809A (en) * | 2018-12-27 | 2019-04-09 | 衢州市联橙环保科技有限公司 | A kind of insulation garment fabric |
| CN112552425A (en) * | 2020-11-16 | 2021-03-26 | 浙江技立新材料股份有限公司 | Preparation method of egg white peptide finishing agent for fabric |
| CN113199835A (en) * | 2021-05-21 | 2021-08-03 | 浙江金蓝医疗科技有限公司 | Critical low-resistance mask and production process thereof |
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Owner name: NAFUER GARMENT ORNAMENT CO., LD., NANTONG Free format text: FORMER OWNER: SUZHOU UNIVERSITY Effective date: 20141017 |
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Free format text: CORRECT: ADDRESS; FROM: 215123 SUZHOU, JIANGSU PROVINCE TO: 226600 NANTONG, JIANGSU PROVINCE |
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Effective date of registration: 20141017 Address after: 226600, silk industrial park, No. 1, East Lake Road, Haian Economic Development Zone, Haian County, Nantong, Jiangsu, China G Patentee after: Nafuer Garment Ornament Co., Ld., Nantong Address before: 215123 Suzhou City, Suzhou Province Industrial Park, No. love road, No. 199 Patentee before: Soochow University |
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Address after: 226600 Haian Jiangsu Development Zone, East Lake Road, No. 1 silk industrial park Patentee after: Jiangsu Xinyuan Silk Science and Technology Co., Ltd. Address before: 226600, silk industrial park, No. 1, East Lake Road, Haian Economic Development Zone, Haian County, Nantong, Jiangsu, China G Patentee before: Nafuer Garment Ornament Co., Ld., Nantong |
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