CN104452266A - Antibacterial modifying method for towels - Google Patents
Antibacterial modifying method for towels Download PDFInfo
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- CN104452266A CN104452266A CN201410728746.4A CN201410728746A CN104452266A CN 104452266 A CN104452266 A CN 104452266A CN 201410728746 A CN201410728746 A CN 201410728746A CN 104452266 A CN104452266 A CN 104452266A
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Abstract
The invention relates to an antibacterial modifying method for towels. The method comprises the steps of antibacterial pretreatment of raw materials, preparation of towels and antibacterial posttreatment of the towels, wherein a cellulose fiber modifying agent CM is used for antibacterial pretreatment, and a quaternary ammonium salt antibacterial agent is used for posttreatment. The produced towels obtained according to the method remain the excellent properties of cellulose fiber after the pretreatment and posttreatment, achieve higher antibacterial rate due to obviously smaller consumption of the antibacterial than that of the simple after-finishing method, have durable antibacterial property, feel good, and have no influence on the characteristics of air permeability, moisture absorption, skin care, good elasticity and the like.
Description
Technical field
The present invention relates to a kind of antibacterial modified method of towel, belong to anti-biotic material technical field.
Background technology
Fibre is varied in actual life, and wherein towel is fibre common in life.The Fiber Materials of towel is also varied, common are cotton textiles, viscose, sky silk, Modal fibre etc.The fibres such as towel in use can grow a lot of bacterium, as process will bring inconvenience to life not in time, textiles not only can be caused to stink, cause towel to destroy, and easily cause cross infection, transmission and human injury, therefore, antibacterial treatment carried out to fibres such as towels particularly important.
Chinese patent document CN1657686A discloses a kind of processing method of antibacterial towel, relates to the antibacterial processing method of textile fabric.The finished product towel of 60% is greater than after the aqueous impregnation process with antibacterial action by cotton textiles or containing cotton, again through centrifuge dripping, heat drying process forms, contain in the REPUTEX20 antiseptic of the 1%-5% of the towel weight of butt and with the neopelex of the 5%-10% of this antiseptic weighing scale in this aqueous solution, the addition of water can be immersed in solution for lower bound with towel; And at 10-60 DEG C of temperature, dip time 30-60 minute.But the method produces antimicrobial product not wash resistant, antibacterial functions is lasting, and the finishing agent concentration used causes more greatly fabric feeling poor, and gas permeability reduces, and is applicable to disposable product, and production towel drawback is very large.
Chinese patent document CN1620978A discloses a kind of chitin base biomembrane antibiotic health care towel and manufacture method thereof.Comprise towel body, it is characterized in that covering or coated one deck chitin base biomembrane in towel body or fiber.Manufacture method adopts with the leaching in the 1%-15% of finishing agent JKMO opposed fabric net weight consumption and towel production technology-roll-dry or soak-roll-bakings-roasting technique, also can adopt to soak to pile or spray process.Namely the chitin base biomembrane finishing agent utilizing chitin and derivative thereof to prepare gives one deck chitin base biomembrane by the method for Final finishing on towel fiber.But the method belongs to organic matter additive process, less stable, non-refractory, and the easy diseaseful resistance to the action of a drug, unfavorable to human immunity.
Chinese patent document CN104013335A discloses a kind of antibacterial towel, belongs to bath accessory technical field.The present invention includes first that cellulose sulfuric acid ester is soluble in water, the marine alga being less than 1 micron with aloe water extract and particle diameter, stirs, obtained spinning solution; Spinning solution is carried out spinning, weaves cotton cloth; Cloth carried out boiling, dyeing, washing, soften, dewater, dry and the process of strip limit, obtain this antibacterial towel.But the method belongs to organic matter and adds spin processes, mainly a kind of fiber preparation method, and the towel elasticity that this method is worked it out is poor, and do not have shape and texture, result of use is poor.
Antibacterial fabric is a lot of in the market, and the method for preparation mainly contains finishing method, the antibacterial additive process of organic matter, inorganic matter additive process, has respective feature, but also has respective drawback.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of antibacterial modified method of towel.
Technical scheme of the present invention is as follows:
An antibacterial modified method for towel, step is as follows:
(1) the antibacterial pre-treatment of raw material
I.. by prepare towel the sodium hydroxide solution take cellulose fibre as the textile raw material concentration of main chemical compositions being 5-20g/L in 100 DEG C of kiering 30-40min;
Ii. the raw water after step I kiering is washed till neutrality, pads modification 30-40min with the cellulose fiber modifier CM of concentration 5-15g/L in 50-65 DEG C;
Iii. by be disposed in step I i raw material washing, dehydration, dry for standby;
(2) towel preparation
By the raw material after step (1) pre-treatment, prepare towel;
Or with the raw material after part steps (1) pre-treatment and undressed raw material or/and other textile raw materials prepare towel jointly;
(3) the antibacterial post processing of towel
The quaternary ammonium salt antiseptic solution normal temperature padding finishing of the towel concentration 5-20g/L that step (2) is prepared, pick-up rate 70%, in 100 DEG C-110 DEG C oven dry, and adopts 160 DEG C to shape 60-90 second;
Or based on the quaternary ammonium salt antiseptic immersion treatment 5-10min of towel dry weight 0.35-1.5%, bath raio 1:(12-15), the towel after processing, in 100 DEG C-110 DEG C oven dry after dehydration, then bakes 60-90s in 160 DEG C, to obtain final product.
According to the present invention, preferably, in step I, the concentration of NaOH is 5-20g/L; The textile raw material of main chemical compositions that described with cellulose is, includes but not limited to that cotton, fiber crops, viscose, tencel fiber, Modal fibre, single thread are or/and strand.
According to the present invention, preferably, the towel prepared in step (2) is three-decker, and be respectively tow sides superficial layer and middle basalis, the thickness of superficial layer is 3-5mm, and the thickness of basalis is 0.5-1mm.
According to the present invention, preferably, the raw material in step (2) after superficial layer employing pre-treatment, basalis adopts the raw material not doing pre-treatment;
Or superficial layer and basalis all adopt the raw material after pre-treatment.
According to the present invention, preferably, in step (3), when padding finishing, the concentration of described quaternary ammonium salt antiseptic solution is 10-18g/L; When immersion treatment, the concentration of described ammonium salt antimicrobial is the 0.5-1.0% based on towel dry weight.
Principle of the present invention:
The present invention is based on the principle of cationic antimicrobial, and the cell membrane of bacterium and cell membrane are made up of Phospholipids bilayer, electronegative in neutral conditions.Therefore, bacterium easily attract by the CATION (as organic quaternary ammonium salt group) on anti-biotic material, thus reduce the mobility of bacterium, suppress its respiratory function, make it occur " contact is dead ".In addition, bacterium is under the effect of electric field gravitation, and the negative electrical charge skewness on cell membrane and cell membrane causes distortion, causes physical property to break, and " bacteriolyze " phenomenon occurs, and bacterium loses breeding and survival ability and dead.
The present invention is by carrying out arrangement modification with the various semi-products of cellulose fiber modifier to cotton, fiber crops, viscose, tencel fiber, Modal fibre and above-mentioned fiber, cellulose fibre is wherein made to have cationic characteristic, also just become cationic fiber, thus there is antibacterial functions.Meanwhile, adopt quaternary ammonium salt antiseptic as post-finishing agent, increase antibacterial effect.
In the present invention, the structure of towel can be divided into three layers, and tow sides are superficial layer, and centre is basalis, and superficial layer and basalis, by cation-modified raw material composition, also can only have superficial layer to adopt cation-modified raw material.
The present invention is through pre-treatment step and post-processing step, the towel of preparation remains the premium properties of cellulose fibre itself, antiseptic use amount is significantly less than simple finishing method, make towel obtain higher antibiotic rate simultaneously, there is lasting antibiotic property, and do not affect textile fabric itself gas permeability, hygroscopicity, pro-skin, good springiness, hold the features such as texture is strong, have employed pre-treatment and modification is carried out to towel raw material, make the consumption of quaternary ammonium salt antiseptic in post processing few, and reach better antibacterial effect.
Cellulose fiber modifier of the present invention can oneself be prepared, also cellulose fiber modifier CM can directly be purchased from the market, CM is conventional commercial products, also can prepare by prior art, can see " synthesis of cellulose fiber modifier CM and application and research; Wu Weidong, " printing and dyeing " 05 phase in 1994 ".
Quaternary ammonium salt antiseptic of the present invention is conventional quaternary ammonium salt antiseptic, directly can buy use from market.
Beneficial effect of the present invention is as follows:
1, the present invention adopts the method for strand grafting to carry out modification to fiber, fully retains the premium properties of cellulose fibre itself, pro-skin, moisture absorption, soft flexible, good permeability.
2, cellulose fiber modifier CM of the present invention and the less use amount of quaternary ammonium salt antiseptic can reach good anti-microbial property.
3, the inventive method has no side effect safely.
4, the inventive method is simple, adapts to industrial production, low production cost.
Detailed description of the invention
Below by specific embodiment, the present invention will be further described, but be not limited thereto.
In embodiment, cellulose fiber modifier CM used prepares as follows:
In the three-necked bottle that thermometer, agitator are housed, add the tertiary amine of 10g, add 30g isopropyl alcohol, stir, add hydrochloric acid to neutral, then add 4.6g epoxychloropropane; After being added dropwise to complete, be warming up to 80 DEG C, continue reaction 4h, obtain cellulose fiber modifier CM 30ml.
Ripe with above-mentioned synthesis technique, actual production operation can be adapted to, also can directly buy cellulose fiber modifier CM from the market.
Quaternary ammonium salt antiseptic: Mei Chun bio tech ltd, Nanjing is on sale.
Embodiment 1
An antibacterial modified method for towel, step is as follows:
(1) the antibacterial pre-treatment of raw material
I. be that the sodium hydroxide solution of 5g/L is in 100 DEG C of kiering 30min by preparing the raw material viscose of towel, tencel fiber or Modal fibre concentration;
Ii. the raw water after step I kiering is washed till neutrality, pads modification 30min with the cellulose fiber modifier CM of concentration 5g/L in 50 DEG C;
Iii. by be disposed in step I i raw material washing, dehydration, dry for standby;
(2) towel preparation
Towel is prepared in viscose, tencel fiber or Modal fibre spinning after step (1) pre-treatment, the towel prepared is three-decker, be respectively tow sides superficial layer and middle basalis, the thickness of superficial layer is 3-5mm, and the thickness of basalis is 0.5-1mm.
(3) the antibacterial post processing of towel
Be 5g/L quaternary ammonium salt antiseptic solution normal temperature padding finishing by the towel concentration that step (2) prepares, pick-up rate 70%, in 100 DEG C-110 DEG C oven dry, and adopts 160 DEG C of 60s that shape, to obtain final product.
Embodiment 2
An antibacterial modified method for towel, step is as follows:
(1) the antibacterial pre-treatment of raw material
I.. be that the sodium hydroxide solution of 20g/L is in 100 DEG C of kiering 30min by pure cotton fiber concentration;
Ii. the cotton textiles after step I kiering are washed to neutrality, pad modification 30min with the cellulose fiber modifier CM of concentration 15g/L in 60 DEG C;
Iii. by be disposed in step I i cotton textiles washing, dehydration, dry for standby;
(2) towel preparation
Towel is prepared in cotton textiles spinning after step (1) pre-treatment, and the towel prepared is three-decker, and be respectively tow sides superficial layer and middle basalis, the thickness of superficial layer is 3-5mm, and the thickness of basalis is 0.5-1mm;
(3) the antibacterial post processing of towel
Be 5g/L quaternary ammonium salt antiseptic solution normal temperature padding finishing by the towel concentration that step (2) prepares, pick-up rate 70%, in 100 DEG C-110 DEG C oven dry, and adopts 160 DEG C of 90s that shape, to obtain final product.
Embodiment 3
An antibacterial modified method for towel, step is as follows:
(1) the antibacterial pre-treatment of raw material
I.. be that the sodium hydroxide solution of 20g/L is in 100 DEG C of kiering 40min by flax fibre concentration;
Ii. the flax fibre after step I kiering is washed to neutrality, pads modification 30min with the cellulose fiber modifier CM of concentration 15g/L in 65 DEG C;
Iii. by be disposed in step I i flax fibre washing, dehydration, dry for standby;
(2) towel preparation
Fibrilia spinning after step (1) pre-treatment is prepared towel, and the towel prepared is three-decker, and be respectively tow sides superficial layer and middle basalis, the thickness of superficial layer is 3-5mm, and the thickness of basalis is 0.5-1mm;
(3) the antibacterial post processing of towel
Be 5g/L quaternary ammonium salt antiseptic solution normal temperature padding finishing by the towel concentration that step (2) prepares, pick-up rate 70%, in 100 DEG C-110 DEG C oven dry, and adopts 160 DEG C of 90s that shape, to obtain final product.
Embodiment 4
The antibacterial modified method of towel as described in Example 1, unlike in step (3):
Or give the quaternary ammonium salt antiseptic immersion treatment 10min of towel dry weight 1.0%, bath raio 1:15, the towel after processing, in 100 DEG C-110 DEG C oven dry after dehydration, then bake 60-90s in 160 DEG C, to obtain final product.
Comparative example 1
The antibacterial modified method of towel as described in Example 1, unlike not carrying out the antibacterial post-processing step of towel.
Comparative example 2
The antibacterial modified method of towel as described in Example 1, unlike not carrying out the antibacterial pre-treatment step of raw material.
Comparative example 3
The antibacterial modified method of towel as described in Example 1, unlike in the antibacterial pre-treatment ii of step (1) raw material, the concentration of cellulose fiber modifier CM is 2g/L, and padding temperature is 70 DEG C;
In the antibacterial post processing of step (3) towel,
The concentration of quaternary ammonium salt antiseptic solution is 0.5g/L, and padding temperature is 50 DEG C.
Comparative example 4
The antibacterial modified method of towel as described in Example 1, unlike in the antibacterial pre-treatment ii of step (1) raw material, the concentration of cellulose fiber modifier CM is 2g/L, and padding temperature is 40 DEG C;
In the antibacterial post processing of step (3) towel,
The concentration of quaternary ammonium salt antiseptic solution is 1g/L, and padding temperature is 50 DEG C.
Effect example
Towel embodiment 1 and comparative example 1-4 prepared carries out anti-microbial property, and antibacterial durability test, result is as shown in table 1.
Table 1
Note: the bacteriostasis rate index of 18h antibacterial towel: staphylococcus aureus >=80%, Escherichia coli >=70%
Known by table 1, the towel anti-microbial property after the inventive method process is better.
Claims (7)
1. an antibacterial modified method for towel, step is as follows:
(1) the antibacterial pre-treatment of raw material
I.. by prepare towel the sodium hydroxide solution take cellulose fibre as the textile raw material concentration of main chemical compositions being 5-20g/L in 100 DEG C of kiering 30-40min;
Ii. the raw water after step I kiering is washed till neutrality, pads modification 30-40min with the cellulose fiber modifier CM of concentration 5-15g/L in 50-65 DEG C;
Iii. by be disposed in step I i raw material washing, dehydration, dry for standby;
(2) towel preparation
Raw material after step (1) pre-treatment is prepared towel;
Or with the raw material after part steps (1) pre-treatment and undressed raw material or/and other textile raw materials prepare towel jointly,
(3) the antibacterial post processing of towel
The quaternary ammonium salt antiseptic solution normal temperature padding finishing of the towel concentration 5-20g/L that step (2) is prepared, pick-up rate 70%, in 100 DEG C-110 DEG C oven dry, and adopts 160 DEG C to shape 60-90 second;
Or based on the quaternary ammonium salt antiseptic immersion treatment 5-10min of towel dry weight 0.35-1.5%, bath raio 1:(12-15), the towel after processing, in 100 DEG C-110 DEG C oven dry after dehydration, then bakes 60-90s in 160 DEG C, to obtain final product.
2. the antibacterial modified method of towel according to claim 1, is characterized in that, in step I, the concentration of NaOH is 10-18g/L.
3. the antibacterial modified method of towel according to claim 1, is characterized in that, the raw material described in step I includes but not limited to that cotton, fiber crops, viscose, tencel fiber, Modal fibre, single thread are or/and strand.
4. the antibacterial modified method of towel according to claim 1, is characterized in that, the towel prepared in step (2) is three-decker, is respectively tow sides superficial layer and middle basalis.
5. the antibacterial modified method of towel according to claim 4, is characterized in that, in step (2), the thickness of superficial layer is 3-5mm, and the thickness of basalis is 0.5-1mm.
6. the antibacterial modified method of towel according to claim 4, is characterized in that, the raw material in step (2) after superficial layer employing pre-treatment, and basalis adopts the raw material not doing pre-treatment;
Or superficial layer and basalis all adopt the raw material after pre-treatment.
7. the antibacterial modified method of towel according to claim 1, is characterized in that, in step (3) when padding finishing, the concentration of described quaternary ammonium salt antiseptic solution is 10-18g/L; When immersion treatment, the concentration of described ammonium salt antimicrobial is the 0.5-1.0% based on towel dry weight.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728746.4A CN104452266B (en) | 2014-12-03 | 2014-12-03 | A kind of antibacterial modified method of towel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728746.4A CN104452266B (en) | 2014-12-03 | 2014-12-03 | A kind of antibacterial modified method of towel |
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| CN104452266A true CN104452266A (en) | 2015-03-25 |
| CN104452266B CN104452266B (en) | 2016-05-11 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106038356A (en) * | 2016-07-04 | 2016-10-26 | 苏州宝丽洁日化有限公司 | Physical antibacterial wet wipe and preparation method thereof |
| CN108442106A (en) * | 2018-03-21 | 2018-08-24 | 河北永亮纺织品有限公司 | A kind of preparation method of antibacterial towel |
| CN110373896A (en) * | 2019-08-02 | 2019-10-25 | 安徽恒益纺织科技有限公司 | A kind of antibacterial finishing process of children's towel |
| CN113089151A (en) * | 2021-04-07 | 2021-07-09 | 罗莱生活科技股份有限公司 | Three-dimensional antibacterial yarn containing cotton fibers, preparation method of three-dimensional antibacterial yarn and towel product |
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| CN101709549A (en) * | 2009-12-18 | 2010-05-19 | 东华大学 | Method for finishing durable function of cellulose fabric |
| CN101914853A (en) * | 2010-08-13 | 2010-12-15 | 江苏格美高科技发展有限公司 | Cellulose fiber cation modifier, preparing method and usage thereof |
| CN103668954A (en) * | 2012-09-21 | 2014-03-26 | 上海韬鸿化工科技有限公司 | Antibacterial finishing agent, antibacterial finishing method of fabrics, and antibacterial fabrics |
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2014
- 2014-12-03 CN CN201410728746.4A patent/CN104452266B/en not_active Expired - Fee Related
Patent Citations (4)
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| CN1657686A (en) * | 2004-02-19 | 2005-08-24 | 邹勇 | Method for processing anti-bacterial towel |
| CN101709549A (en) * | 2009-12-18 | 2010-05-19 | 东华大学 | Method for finishing durable function of cellulose fabric |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106038356A (en) * | 2016-07-04 | 2016-10-26 | 苏州宝丽洁日化有限公司 | Physical antibacterial wet wipe and preparation method thereof |
| CN106038356B (en) * | 2016-07-04 | 2019-02-26 | 苏州宝丽洁日化有限公司 | A kind of physical antibacterial wet tissue and preparation method thereof |
| CN108442106A (en) * | 2018-03-21 | 2018-08-24 | 河北永亮纺织品有限公司 | A kind of preparation method of antibacterial towel |
| CN110373896A (en) * | 2019-08-02 | 2019-10-25 | 安徽恒益纺织科技有限公司 | A kind of antibacterial finishing process of children's towel |
| CN110373896B (en) * | 2019-08-02 | 2022-04-19 | 安徽恒益纺织科技有限公司 | Antibacterial finishing process of towel for children |
| CN113089151A (en) * | 2021-04-07 | 2021-07-09 | 罗莱生活科技股份有限公司 | Three-dimensional antibacterial yarn containing cotton fibers, preparation method of three-dimensional antibacterial yarn and towel product |
| CN113089151B (en) * | 2021-04-07 | 2022-06-17 | 罗莱生活科技股份有限公司 | Three-dimensional antibacterial yarn containing cotton fibers, preparation method of three-dimensional antibacterial yarn and towel product |
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| CN104452266B (en) | 2016-05-11 |
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Effective date of registration: 20180802 Address after: 252100 Luozhuang village, Hu Tun Town, Chiping County, Liaocheng, Shandong Patentee after: Liaocheng whole Colored Cotton Textile Technology Co., Ltd. Address before: 252121 Hu Tun Xiang Industrial Park, Chiping County, Liaocheng, Shandong Patentee before: SHANDONG XINSILI WEAVING TECHNOLOGY CO., LTD. |
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