CN102499492B - Production process of elastic leisure trousers - Google Patents
Production process of elastic leisure trousers Download PDFInfo
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- CN102499492B CN102499492B CN201110366799.2A CN201110366799A CN102499492B CN 102499492 B CN102499492 B CN 102499492B CN 201110366799 A CN201110366799 A CN 201110366799A CN 102499492 B CN102499492 B CN 102499492B
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Abstract
Production process of elastic leisure trousers relates to garments and comprises a spinning step; a weaving step; a dyeing step: scattered bath dyeing, reduction water washing, activating bath dyeing and soaping are carried out successively after pre-shaping ; and a garment water washing step, so that the elastic leisure trousers are produced. The elastic leisure trousers are produced after spinning, weaving, dyeing and garment water washing. Cotton and PTT (polytrimethylene terephthalate) fibers are blended to form warps, and the elastic leisure trousers are formed after scattered bath dyeing and activated bath dyeing. The production process has the advantages that the elastic leisure trousers made by the production process feel soft, retaining stability is good, elastic resilience is good, and breathability is excellent.
Description
Technical field
The present invention relates to a kind of clothes, especially relate to a kind of production technology of elastic leisure trousers.
Background technology
The tensile property of traditional cotton class or polyester cotton blending class casual pants is all poor, the conventional flexible method of increase fabric extension recovery is in fabric, to sneak into a certain proportion of spandex fibre at present, but, when sneaking into the elastomers such as spandex, not only strengthened the difficulty of processing of factory, increased production cost, and the ultimate strength of the casual pants fabric that contains spandex is also generally on the low side.
PTT (polytrimethylene terephthalate) fiber is a kind of polyester fiber of excellent performance, it is to be formed by PTA and PDO polycondensation, strand presents the helical structure that is similar to wool protein strand, there is significantly " Z " font conformation, cause its macromolecular chain to have deformation and the deformation recovery ability as spring, under longitudinal External Force Acting, strand is easy to extend, and after external force is removed, restore to the original state again, give its good resilience.
Although do garment material about cotton/ptt fiber, have at home multinomial patent, it adopts is multifilament blended fabric, and feel is comparatively thick and stiff; In addition, although all have, preferably keep stability and elasticity recovery, in gas permeability, all do not gain ground.Because clothes is often known from experience and contacted with people, therefore gas permeability is an important indicator actually in actual applications.
Chinese patent CN101756368A discloses a kind of casual pants, and it comprises the waist of trousers and two trouser legs, and described trouser legs comprise trouser legs top and trouser legs bottom, and described trouser legs top is dismountable split type connection with described trouser legs bottom.Therefore, trouser legs bottom can be pulled down to regulate the length of trouser legs, both can be used as trousers dress and also can be used as pants dress, improve and worn utilization rate, especially adapt to the needs of teenager's growth in stature, avoid waste.
Summary of the invention
The object of the present invention is to provide a kind of production technology of elastic leisure trousers.
The present invention includes following steps:
1) spinning step;
2) weave step;
3) staining procedure: after pre-setting, disperse successively to bathe dyeing, reduction washing, activated bath dyeing and soap;
4) ready-made clothes washing step, obtains elastic leisure trousers.
In step 1) in, the concrete grammar of described spinning step can be: carry out successively blowing, comb and parallel cotton fibers prior to spinning, head also, two also, the operation of rove, spun yarn and rear processing; Weft yarn is selected ptt fiber, and warp thread is selected and cotton carried out blending with ptt fiber, at the content of ptt fiber described in warp thread, can be by mass percentage 30%～50% of warp thread gross mass; Described warp thread spinning carry out successively in step blowing, comb and parallel cotton fibers prior to spinning, head also, two also, three also, the operation of rove, spun yarn and rear processing; Described ptt fiber can adopt Sorona fiber, and in described weft yarn, the grammes per square metre of Sorona fiber can be 60～90dtex/36f; In described warp thread, the grammes per square metre of Sorona fiber can be 90～180dtex/36f.
In step 2) in, described in weave step concrete grammar can adopt the institutional framework of two times twill left to rights on two.
In step 3) in, described pre-setting can carry out under 160 ℃ and speed of a motor vehicle 35m/min; The formula that dyeing is bathed in described dispersion can be: levelling agent: 1～3g/L; Chelated dispersants: 1～3g/L; Sodium acetate: 2～5g/L; Acetic acid: pH is 4.5～5; The concrete grammar that dyeing is bathed in described dispersion can be: in the time of 40 ℃, adds levelling agent and chelated dispersants, after mixing, adds dyestuff, sodium acetate and acetic acid, and be warming up to 110 ℃ with the speed of 1 ℃/min, and insulation 30min, then be down to room temperature washing with 2 ℃/min; The formula of described reduction washing can be: sodium carbonate 2～4g/L; Sodium hydrosulfite 1～3g/L; Described reduction washing concrete grammar can be: add at normal temperatures sodium carbonate, and the powder that takes a policy in the time of 80 ℃, be warming up to 100 ℃ and process 20min; The formula of described activated bath dyeing can be: glauber salt 20～70g/L; Sodium carbonate 15～25g/L; The concrete grammar of described activated bath dyeing can be: in the time of 40 ℃, add sodium carbonate, then add dyestuff, add at twice glauber salt, then be warming up to 80 ℃ with the speed of 1.5 ℃/min, insulation 45～60min, is down to room temperature washing with 2 ℃/min; The described formula of soaping can be soaping agent 1.5g/L; The described concrete grammar of soaping can be at 90 ℃ and processes 20min after washing; In described staining procedure, can be first folding in weft yarn middle, and sew up along two selvedges.
The present invention is by spinning, weave, after dyeing and ready-made clothes washing, can obtain elastic leisure trousers, warp thread in the present invention adopts cotton and ptt fiber blending, and through disperseing to bathe dyeing and activated bath dyeing, the elastic leisure trousers so forming, not only have soft, keep good stability and elasticity recovery good, but also have the advantages that gas permeability is good.
The specific embodiment
In order to further illustrate technical scheme of the present invention, below by specific embodiment, the present invention will be described in detail.
The embodiment of the present invention comprises the following steps:
1) spinning: weft yarn is selected ptt fiber, warp thread selects cotton and ptt fiber to carry out blending, and this ptt fiber occupies whole warp thread proportion 30%～50% (mass percent) in warp thread; Preferably, this ptt fiber adopts Sorona fiber, and in weft yarn, the grammes per square metre of this Sorona fiber is selected from 60～90dtex/36f; In this warp thread, the grammes per square metre of Sorona fiber is 90～180dtex/36f.As a kind of specific embodiment, this weft yarn carry out successively blowing, comb and parallel cotton fibers prior to spinning, head also, two also, the operational sequence of rove, spun yarn and rear processing; This warp thread carry out successively blowing, comb and parallel cotton fibers prior to spinning, head also, two also, three also, the operation of rove, spun yarn and rear processing.
2) weave: the institutional framework that adopts two times twill left to rights on two; In above-mentioned spinning with weave in step, in order to play the effect of antistatic, can in spinning step, add antistatic additive (specifically such as spinning FK-300, the 300B of chemical industry in can adopting); In addition, can also add lubricant to control regain, preferably 30 ℃ and 60% of its temperature and humidities.
3) dyeing: after pre-setting, disperse successively to bathe dyeing and activated bath dyeing, also comprise reduction water-washing step after disperseing to bathe dyeing, and also comprise the step of soaping after activated bath dyeing; This pre-setting is to carry out under 160 ℃ and speed of a motor vehicle 35m/min.
Below dispersion bath dyeing, the steps such as washing, activated bath is dyeed and soap of reducing are elaborated respectively:
The formula that dyeing is bathed in described dispersion is:
Levelling agent (can adopt the TF-201 of the Zhejiang development of evil in febrile disease, 203, the DM-2140 of dolantin chemical industry): 1～3g/L;
Chelated dispersants (as the NEOCRYSTALCG-1000G of Guangzhou solar corona, the solid SNS of the moral of German BASF): 1～3g/L;
Sodium acetate: 2～5g/L;
Acetic acid: pH is 4.5～5;
In the time of 40 ℃, add levelling agent and chelated dispersants, add after sufficiently mixing dyestuff, sodium acetate and acetic acid and be warming up to 110 ℃ with the speed of 1 ℃/min, insulation 30min, then be down to room temperature washing with 2 ℃/min.
The formula of described reduction water-washing step is: sodium carbonate 2～4g/L; Sodium hydrosulfite 1～3g/L.
Add at normal temperatures sodium carbonate, and the powder (can adopt sodium dithionite) that takes a policy in the time of 80 ℃, be warming up to 100 ℃ and process 20min.
The formula of described activated bath dyeing is: glauber salt 20～70g/L; Sodium carbonate 15～25g/L.
In the time of 40 ℃, add sodium carbonate, then add dyestuff, add at twice glauber salt (being sodium sulphate), the speed with 1.5 ℃/min is warming up to 80 ℃ afterwards, and insulation 45～60min is down to room temperature washing with 2 ℃/min.
The formula of the described step of soaping is soaping agent 1.5g/L, processes 20min after washing for 90 ℃.
In addition, preferred, carrying out between staining procedure, first folding in weft yarn middle, and sew up along two selvedges.Can avoid like this fabric that contains ptt fiber to contact and abrade with equipment for dyeing and finishing when dyeing.
4) ready-made clothes washing and form finished product: also comprised the step that checks rust staining, greasy dirt before washing, by checking that whether paint spot is cleaned, and only can wash after paint spot is cleaned;
When carrying out ready-made clothes washing, can distinguish and carry out following steps according to the feature of clothes:
Conventional soft washing:
Clothes complete wetting, in 40 ℃ of water, is added to 3% softener, washing 30min, dewatered drying after taking out.
Enzyme is washed method: mainly in the casual pants of imitative cowboy style;
Clothes complete wetting, in 50 ℃ of water, is added to cellulase 1% (owf), regulate pH (be adjusted to 4～5 for acid enzyme, be adjusted to 6～7 for neutral enzyme), washing 40min.After taking-up, be placed in burrstone mill, granite-wash 20min (mass ratio of clothes and stone is 1: 1～2) bath, (synthetic detergent 1g/L processes 20min for the 60 ℃) washing of soaping, then carry out the soft washing of routine, dewatered drying.
In sum, the elastic leisure trousers production technology the present invention relates to, it is by spinning, weave, after dyeing and ready-made clothes washing, can obtain elastic leisure trousers, warp thread in the present invention adopts cotton and ptt fiber blending, and process disperses to bathe dyeing and activated bath is dyeed, so the elastic leisure trousers of its formation, its not only have soft, keep good stability and elasticity recovery good, but also have the advantages that gas permeability is good.
Above-described embodiment non-limiting product form of the present invention and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present invention.
Claims (5)
1. a production technology for elastic leisure trousers, is characterized in that comprising the following steps:
1) spinning step: carry out successively blowing, comb and parallel cotton fibers prior to spinning, head also, two also, the operation of rove, spun yarn and rear processing; Weft yarn is selected ptt fiber, and warp thread is selected and cotton carried out blending with ptt fiber, at the content of ptt fiber described in warp thread, is 30%～50% of warp thread gross mass by mass percentage; Described warp thread spinning carry out successively in step blowing, comb and parallel cotton fibers prior to spinning, head also, two also, three also, the operation of rove, spun yarn and rear processing; Described ptt fiber adopts Sorona fiber, and in described weft yarn, the grammes per square metre of Sorona fiber is 60～90dtex/36f; In described warp thread, the grammes per square metre of Sorona fiber is 90～180dtex/36f;
2) weave step;
3) staining procedure: after pre-setting, disperse successively to bathe dyeing, reduction washing, activated bath dyeing and soap; The formula that dyeing is bathed in described dispersion is: levelling agent: 1～3g/L; Chelated dispersants: 1～3g/L; Sodium acetate: 2～5g/L; Acetic acid: pH is 4.5～5; The formula of described reduction washing is: sodium carbonate 2～4g/L; Sodium hydrosulfite 1～3g/L; Described reduction washing concrete grammar be: add at normal temperatures sodium carbonate, and the powder that takes a policy in the time of 80 ℃, be warming up to 100 ℃ and process 20min; The formula of described activated bath dyeing is: glauber salt 20～70g/L; Sodium carbonate 15～25g/L; The concrete grammar of described activated bath dyeing is: in the time of 40 ℃, add sodium carbonate, then add dyestuff, add at twice glauber salt, then be warming up to 80 ℃ with the speed of 1.5 ℃/min, insulation 45～60min, is down to room temperature washing with 2 ℃/min;
4) ready-made clothes washing step, obtains elastic leisure trousers.
2. the production technology of a kind of elastic leisure trousers as claimed in claim 1, is characterized in that in step 2) in, described in weave step concrete grammar adopt the institutional framework of two times twill left to rights on two.
3. the production technology of a kind of elastic leisure trousers as claimed in claim 1, is characterized in that in step 3), and described pre-setting carries out under 160 ℃ and speed of a motor vehicle 35m/min.
4. the production technology of a kind of elastic leisure trousers as claimed in claim 1, it is characterized in that in step 3), the concrete grammar that dyeing is bathed in described dispersion is: in the time of 40 ℃, add levelling agent and chelated dispersants, after mixing, add dyestuff, sodium acetate and acetic acid, and be warming up to 110 ℃ with the speed of 1 ℃/min, insulation 30min, then be down to room temperature washing with 2 ℃/min.
5. the production technology of a kind of elastic leisure trousers as claimed in claim 1, is characterized in that in step 3), described in the formula soaped be soaping agent 1.5g/L; The described concrete grammar of soaping is for processing 20min after washing at 90 ℃; In described staining procedure, first folding in weft yarn middle, and sew up along two selvedges.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110366799.2A CN102499492B (en) | 2011-11-18 | 2011-11-18 | Production process of elastic leisure trousers |
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| CN201110366799.2A CN102499492B (en) | 2011-11-18 | 2011-11-18 | Production process of elastic leisure trousers |
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| CN102499492A CN102499492A (en) | 2012-06-20 |
| CN102499492B true CN102499492B (en) | 2014-04-30 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102995266A (en) * | 2012-11-27 | 2013-03-27 | 绍兴县舒丽乐纺织品有限公司 | Novel biomass elastic short fiber blended sports knitted fabric |
| CN103031637B (en) * | 2013-01-11 | 2015-03-25 | 劲霸男装（上海）有限公司 | Sorona/wool semi-worsted spinning yarn as well as manufacturing process thereof and application thereof |
| CN103306006B (en) * | 2013-05-14 | 2015-08-19 | 徐州斯尔克纤维科技股份有限公司 | A kind of chemical fibre cotton functionality memory calms down the preparation method of fabric |
| CN103938351B (en) * | 2014-03-24 | 2016-03-09 | 江阴芗菲服饰有限公司 | Sorona/ combing cotton fibre blended knitted fabric |
| CN106987965B (en) * | 2017-02-14 | 2018-10-23 | 浙江富润印染有限公司 | A kind of production technology of the high-elastic blended yarn weaved fabric of Suo Luona cottons |
| CN109837769B (en) * | 2019-03-06 | 2021-08-17 | 佛山市中汇纺织印染有限公司 | Preparation process for self-forming bamboo-like knitted fabric and woven fabric thereof |
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