CN101333718B - DTY dual-color terylene silk for denim warp thread - Google Patents
DTY dual-color terylene silk for denim warp thread Download PDFInfo
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- CN101333718B CN101333718B CN2008100636492A CN200810063649A CN101333718B CN 101333718 B CN101333718 B CN 101333718B CN 2008100636492 A CN2008100636492 A CN 2008100636492A CN 200810063649 A CN200810063649 A CN 200810063649A CN 101333718 B CN101333718 B CN 101333718B
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Abstract
The invention relates to a DTY two-color polyester filament used on the meridian of the denim, which is prepared by the following procedures: (1) color master batch is tested by the computer to be matched color, and then dried, and compound color matched master batch is obtained; (2) a tackifier is added into polyester chips, then the polyester chips are pre-crystallized and dried, then the polyester chips and the compound color matched master batch are both added into a screw extruder to be spun and winded, and a dyed yarn POY or MOY is obtained; (3) the polyester chips are pre- crystallized and dried, then are added into the screw extruder to be spun and winded, and a white yarn POY or MOY is obtained; (4) the dyed yarn POY or MOY and the white yarn POY or MOY are overfeeding textured in variable frequency through slight tension control and networked two-color compound processed, and the DTY two-color polyester filament used on the meridian of the denim is prepared. The DTY two-color polyester filament realizes color matching effect of multicolor and compound color, keeps production processes of colored polyester filament material clean and environmental protective, and realizes the two-color effect of the spun polyester filament and the <color stripping> appearance styles of stone mills and water washing, etc. peculiar to the meridian of the denim.
Description
(1) technical field
The present invention relates to a kind of DTY dual-color terylene silk for denim warp thread.
(2) background technology
In recent years, the development of China polyester industrial rapidly, polyester fiber output is 772.2 ten thousand tons of 1,900 ten thousand tons of developing into for the year ends 2007 at the beginning of 2002, average annual growth rate surpasses 20%, PR turned over before 5 years more than.Terylene has become the fine kind of closing of output maximum in the chemical fibre, is widely used in wearing clothes, the various aspects of decoration, household textiles, fabrics for industrial use and national economy such as national defence, Industrial Engineering.Also will keep 15% speed increment from now on, and estimate to reach 2,000 ten thousand tons by 2010.But as textile material, polyester fiber also has significant disadvantages, and for example hygroscopicity is poor with dyeability, the product designs and varieties are relative single.Therefore, the dye technology of selection science, efficient, high-quality, energy-saving and environmental protection enriches product variety, to adapting to and promoting that the high speed sustainable development of polyester industrial, polyster fibre is most important.On the other hand, fast development and application along with computer and information technology, the digital textile technology obtains fast development, the electronic dobby look is knitted the new lover who becomes International Textile market with the computer jacquard textiles, various high added value fancy yarns looks are knitted with jacquard fabric and are widely used in each field of clothes, household and decoration, export volume and selling market explosive growth, digital textile emerges in an endless stream with colored fancy yarns new product on the market, the colored fancy yarns product specification of once-forming is single, pattern is dull but chemical fibre is produced, the product supply is limited, far can not satisfy the production demand.On the other hand, in textiles family, also there is not any product just to become the clothing fashion of young man's pursuit generation by generation from being born certainly, and to be unfailing eternal theme in the popular lining always as denim.But for a long time, (10-16) adopted in denim production always
s/ 1 or (40-60)
s/ 2 purified cotton yarns look behind dyeing of rope form ball warp or batch warping package dyeing is knitted and is formed, and not only product variety is single, and its key technology---warp dyeing production process dye loss is big, contaminated wastewater is serious; The dyeing cotton fiber filoplume that forms because of the friction of warp thread high frequency of weaving process comes off, and flyings are a lot of, cause production environment extremely abominable, and influence is when the turner physical and mental health.
(3) summary of the invention
Technical problem to be solved by this invention provides pollution-free in a kind of production process, clean environment firendly, weaves the high DTY dual-color terylene silk for denim warp thread of fabric COLOR FASTNESS that forms.
Described DTY dual-color terylene silk for denim warp thread, adopt the preparation of following step and get:
(1) Masterbatch is surveyed color matching through computer, and drying obtains composite Masterbatch;
(2) in polyester slice, add tackifier, carry out pre-crystallization, drying, the composite Masterbatch with step (1) adds screw extruder jointly then, and spinning silk winding obtains POY or MOY look silk;
(3) polyester slice is through pre-crystallization, drying, and then enter the screw extruder spinning silk winding and get POY or the white silk of MOY;
(4) POY or MOY look silk and POY or MOY Bai Sijing difference parts power control of conversion overfeeding a little and adds bullet and networked double-colored Compound Machining, makes DTY dual-color terylene silk for denim warp thread.
Further, in the step (2): the tackifier addition is controlled at the 20%-25% of polyester slice weight; Dried polyester slice is moisture≤and 0.003%, inherent viscosity＞0.67dL/g.Before spin in the process section and composite look grain crystallizing and drying fully in advance be very important.Because added dye molecule in the Masterbatch, play plasticization, reduced macromolecular internal friction, melt characteristic viscosity is low excessively, and the fusing point of Masterbatch is lower, melt characteristic viscosity is lower, when with the section mix after, the viscosity of melt is between pure PET and Masterbatch, increase with color master-batch content, under external force, big molecule is easier to flow, and melt viscosity decreases.Therefore, before the pre-crystallization of section, should add the spinning tackifier of big metering,, prevent that the proparea melt flows backwards in PET thermal degradation and the screw rod to promote melt viscosity.
Further, in the step (4): adopt difference to part power frequency conversion overfeeding technology a little and control two kinds of different form and aspect POY silk change at random overfeeding input quantities, make light POY tension force be slightly larger than dark POY relatively, add bullet synchronously after network degree 90-110/cm, the nozzle of interlace gas pressure 3.5Kg/cm
2Networked Compound Machining, a dark silk fibril is tried one's best is distributed in the periphery of finished net reeling on the high sidely, realize denim warp color outer dark in shallow dyestuff penetration effect.
Further, step (4) adopts Ba Mage FK6-900 type computer high speed elasticizer, POY or MOY look silk reasonably are conveyed into the first hot case by different rollers respectively after the coupling with POY or MOY Bai Sijing, and through cooling, twisting, stretch, networking is compound, enter the second hot case typing back coiling and molding and finished product
Adopt the network combined low-stretch yarn of dual-color terylene of the present invention to make warp, raw white cotton yarn or other terylene thread are as parallel, adopt 1/1 plain weave, 2/1 twill, 3/1 twill and 5/3 through tissues such as face satin weaves, be equipped with coloured filler rod of pure color or fancy, the imitative jean of a plurality of designs and varieties of different series that can develop different size with and the decoration lining.Its follow-up textile dyeing and finishing process need not warp dyeing and starching, do not produce dyeing waste water, not only enriched the variety design of denim product, and provide abundant product reference scheme for weaving enterprise, realized the extension of imitative cowboy's dual-color terylene network composite filament new material exploitation to end product markets such as fabrics, open up new technological approaches for the raising of production, specific yield and the production efficiency etc. of ecological environment-friendly type denim product, had vast market prospect.
Beneficial effect of the present invention is:
(1) adopt the Masterbatch computer to survey color technology, the polychrome of having realized Masterbatch section molten spinning colored terylene silk is a secondary color color matching effect, and production process need not be processed in yarn refining dyeing, does not produce dyeing waste water, guaranteed the clean environment firendly of color polyester wire material production process, no environment harm.Simultaneously, because the formed silk thread pigment of Masterbatch section melt spinning is distributed in the silk thread inside configuration, therefore,, can or perspire to cause and fade and staining product quality class height because of washing in order to weave the fabric COLOR FASTNESS height that forms.
(2) spining technology of employing Masterbatch section melt spinning and the composite application of tackifier and " difference parts power control of conversion overfeeding a little " technology, through " it is double-colored compound to add bullet+networking ", " stripping " appearance styles such as the contrast effect of the terylene thread that spins and the distinctive stone mill of denim warp, washing have been realized, enriched the designs and varieties of denim warp, can replace (40-60) respectively fully
s/ 2 or (10-16)
s/ 1 cotton textiles or polyester cotton blending staple fibre yarn chromonema line have improved pliability, body bone stiffness and the surface smoothing of finished product silk thread as the denim warp, have improved the intensity of denim warp, have reduced denim warp cost.
(4) description of drawings
Fig. 1 is the technological process of production figure of DTY dual-color terylene silk for denim warp thread of the present invention.
(5) specific embodiment
Below by embodiment the present invention is made preferably specific description, but protection scope of the present invention is not limited to this.
Embodiment 1～3
A kind of DTY dual-color terylene silk for denim warp thread, adopt the preparation of following step and get:
(1) Masterbatch is surveyed color matching through computer, and drying obtains composite Masterbatch;
(2) in polyester slice, add tackifier, carry out pre-crystallization, drying, the composite Masterbatch with step (1) adds screw extruder jointly then, and spinning silk winding obtains POY or MOY look silk;
(3) polyester slice is through pre-crystallization, drying, and then enter the screw extruder spinning silk winding and get POY or the white silk of MOY;
(4) POY or MOY look silk and POY or MOY Bai Sijing difference parts power control of conversion overfeeding a little and adds bullet and networked double-colored Compound Machining, makes DTY dual-color terylene silk for denim warp thread.
In the step (2): the tackifier addition is controlled at the 20%-25% of polyester slice weight; Dried polyester slice is moisture≤and 0.003%, inherent viscosity＞0.67dL/g.
In the step (4): adopt difference to part power frequency conversion overfeeding technology a little and control two kinds of different form and aspect POY silk change at random overfeeding input quantities, make light POY tension force be slightly larger than dark POY relatively, add bullet synchronously after network degree 90-110/cm, the nozzle of interlace gas pressure 3.5Kg/cm
2Networked Compound Machining, a dark silk fibril is tried one's best is distributed in the periphery of finished net reeling on the high sidely, realize denim warp color outer dark in shallow dyestuff penetration effect.
(4) adopt Ba Mage FK6-900 type computer high speed elasticizer, POY or MOY look silk reasonably are conveyed into the first hot case by different rollers respectively after the coupling with POY or MOY Bai Sijing, and through cooling, twisting, stretch, networking is compound, enter the second hot case typing back coiling and molding and finished product.
Different DTY dual-color terylene silks that make and former white silk carry out physical index according to FZ/T54002-1991 " drafted polyester network yarn " standard detection as than, the result is as shown in table 1 below:
Table 1
| Color and luster | Former white silk | Indigo double-colored | The rose gold is double-colored | Amber is double-colored |
| Master batch content % | 0 | 1.5 | 0.4 | 0.7 |
| Specification dtex/f | 111.1/72 | 222.2/144 | 222.2/144 | 222.2/144 |
| Line density dtex | 111.6 | 223.1 | 223.3 | 223.0 |
| Deviation % | 0.5 | 0.4 | 0.5 | 0.4 |
| Line density CV % | 0.55 | 0.75 | 0.62 | 0.55 |
| Fracture strength Cn/dtex | 4.38 | 4.21 | 4.35 | 4.06 |
| Intensity CV % | 2.68 | 5.85 | 3.31 | 6.61 |
| Percentage elongation % | 20.6 | 21.3 | 21.5 | 20.7 |
| Elongation CV % | 6.64 | 9.70 | 5.41 | 7.81 |
| Crimp shrinkage rate % | 18 | 23 | 24 | 17 |
| Crimp shrinkage CV % | 8.40 | 6.02 | 4.95 | 9.13 |
| Modulus % curls | 10.6 | 14.9 | 15.1 | 10.4 |
| Stability % curls | 80.1 | 77.2 | 75.7 | 74.2 |
| Boiling water shrinkage % | 5.7 | 6.1 | 6.3 | 6.4 |
| Oil content % | 2.3 | 2.5 | 2.7 | 2.7 |
Claims (3)
1. DTY dual-color terylene silk for denim warp thread is characterized in that adopting following step preparation and gets:
(1) Masterbatch is surveyed color matching through computer, and drying obtains composite Masterbatch;
(2) in polyester slice, add tackifier, carry out pre-crystallization, drying, the composite Masterbatch with step (1) adds screw extruder jointly then, and spinning silk winding obtains POY or MOY look silk;
(3) polyester slice is through pre-crystallization, drying, and then enter the screw extruder spinning silk winding and get POY or the white silk of MOY;
(4) POY or MOY look silk and POY or MOY Bai Sijing difference parts power control of conversion overfeeding a little and adds bullet and networked double-colored Compound Machining, makes DTY dual-color terylene silk for denim warp thread.
2. DTY dual-color terylene silk for denim warp thread according to claim 1, it is characterized in that in the step (2): the tackifier addition is controlled at the 20%-25% of polyester slice weight; Dried polyester slice is moisture≤and 0.003%, inherent viscosity＞0.67dL/g.
3. DTY dual-color terylene silk for denim warp thread according to claim 1, it is characterized in that step (4) adopts Ba Mage FK6-900 type computer high speed elasticizer, POY or MOY look silk reasonably are conveyed into the first hot case by different rollers respectively after the coupling with POY or MOY Bai Sijing, and through cooling, twisting, stretch, networking is compound, enter the second hot case typing back coiling and molding and finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100636492A CN101333718B (en) | 2008-06-30 | 2008-06-30 | DTY dual-color terylene silk for denim warp thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100636492A CN101333718B (en) | 2008-06-30 | 2008-06-30 | DTY dual-color terylene silk for denim warp thread |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101333718A CN101333718A (en) | 2008-12-31 |
| CN101333718B true CN101333718B (en) | 2011-07-06 |
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| CN2008100636492A Expired - Fee Related CN101333718B (en) | 2008-06-30 | 2008-06-30 | DTY dual-color terylene silk for denim warp thread |
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| CN102677238B (en) * | 2012-05-17 | 2014-06-04 | 绍兴文理学院 | Production process of environment-friendly heather grey effect composite textured filament for knitting |
| CN102965813A (en) * | 2012-11-26 | 2013-03-13 | 江苏申利实业股份有限公司 | Deep color easily-dyed thick-stitch single-side velvet and production method thereof |
| CN106087102A (en) * | 2016-06-17 | 2016-11-09 | 上海洋帆实业有限公司 | A kind of original liquid coloring tent fabric and preparation method thereof |
| CN106868677A (en) * | 2017-04-07 | 2017-06-20 | 长乐恒申合纤科技有限公司 | Draw a design device and the proofing method of a kind of network yarn |
| CN106987955A (en) * | 2017-05-25 | 2017-07-28 | 揭东巴黎万株纱华纺织有限公司 | A kind of environmentally friendly embroidery gauze of anhydrous coloring and its technique |
| CN107012556A (en) * | 2017-06-13 | 2017-08-04 | 揭东巴黎万株纱华纺织有限公司 | A kind of production technology of environmental protection flower yarn |
| CN107916565A (en) * | 2017-11-17 | 2018-04-17 | 江阴市博帆化纺有限公司 | A kind of environment protection process technique for exempting to contaminate low elastic polyester filament |
| CN107858781A (en) * | 2017-11-17 | 2018-03-30 | 江阴市博帆化纺有限公司 | A kind of environment-protective process of cloud satin dye silk |
| CN108708015A (en) * | 2018-06-14 | 2018-10-26 | 杭州辰泽新材料有限公司 | A kind of double-colored yarn production system and technique |
| CN108823725B (en) * | 2018-07-09 | 2021-03-19 | 昆山保扬新型材料科技有限公司 | Preparation method of ultrahigh fiber density polyester fiber |
| CN109234821A (en) * | 2018-09-27 | 2019-01-18 | 桐昆集团股份有限公司 | A kind of production technology of gold coffee fiber |
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Owner name: SHAOXING YUNXIANG CHEMICAL FIBRE CO., LTD. Owner name: SHAOXING UNIVERSITY Free format text: FORMER OWNER: HE GUOXIAN Effective date: 20110428 |
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Free format text: CORRECT: ADDRESS; FROM: 312000 SHAOXING YUNXIANG SYNTHETIC FIBER CO., LTD., NO. 918, ECOLOGICAL PARK, RENMIN EAST ROAD, SHAOXING CITY, ZHEJIANG PROVINCE TO: 312000 NO. 508, HUANCHENG WEST ROAD, SHAOXING CITY, ZHEJIANG PROVINCE |
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Effective date of registration: 20110428 Address after: Shaoxing City, Zhejiang province 312000 Ring Road No. 508 Applicant after: Shaoxing University Co-applicant after: Shaoxing Yunxiang Chemical Fiber Co., Ltd. Address before: 312000 Shaoxing Shaoxing Yunxiang Chemical Fiber Co., Ltd., 918 East ecological garden, Renmin East Road, Zhejiang Applicant before: He Guoxian |
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