CN111549409B - Device and process for producing different-twist and different-dyeing composite yarn and composite yarn - Google Patents
Device and process for producing different-twist and different-dyeing composite yarn and composite yarn Download PDFInfo
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- CN111549409B CN111549409B CN202010350448.1A CN202010350448A CN111549409B CN 111549409 B CN111549409 B CN 111549409B CN 202010350448 A CN202010350448 A CN 202010350448A CN 111549409 B CN111549409 B CN 111549409B
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H7/00—Spinning or twisting arrangements
- D01H7/92—Spinning or twisting arrangements for imparting transient twist, i.e. false twist
- D01H7/926—Spinning or twisting arrangements for imparting transient twist, i.e. false twist by means of traversing devices
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/26—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre with characteristics dependent on the amount or direction of twist
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/36—Cored or coated yarns or threads
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Abstract
The invention relates to the technical field of spinning. The invention discloses a device for producing different-twist and different-dyeing composite yarns, which comprises a feeding roller, a first hot box, a cooling plate, a yarn guide device, a twisting device, a converging yarn guide device, a second hot box, a rear roller and a winding device which are sequentially connected; also discloses a production process of the different-twist different-dyed composite yarn by using the production device of the different-twist different-dyed composite yarn and the different-twist different-dyed composite yarn. The production device for the different-twist and different-dyeing composite yarn can realize that the chemical fiber filaments are mutually wrapped to form self-twist while being elasticized; according to the production process of the different-twist and different-dyeing composite yarn, three processes of texturing, self-twisting and coating are completed through one process, the process flow is short, and the production efficiency is high; the surface of the different-twist different-dyeing composite yarn is in a Z-twist-S-twist-untwisted alternating state, and due to different twist degrees, the tightness degree of each section is different, so that the yarn presents a section color effect after being dyed; has different twisting style, can achieve the effect of different dyeing in the same cylinder, and has the wool-like feeling.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to a device and a process for producing different-twist and different-dyeing composite yarn and the composite yarn.
Background
With the improvement of living standard of people, textile consumption trend is more and more diversified, various fancy yarns are in endless at present, however, the fancy yarns on the market are produced on a two-for-one twister, two procedures are needed for manufacturing, the process flow is additionally increased, and the production efficiency is lower; for a long time, chemical fiber texturing processes are mainly used for producing DTY, the yarn style is single, and the market competitiveness is insufficient.
For example, chinese patent publication No. CN108823715A discloses a process for producing parallel composite yarn and fabric thereof in 2018, 11 and 16, which comprises the following steps: adopting the traditional water-soluble vinylon plying and untwisting process to spin the untwisted yarn; the non-twisted yarns and the skeleton yarns are combined by a doubling winder, then the two-for-one twister is adopted for twisting, the parallel composite yarns with the non-twisted yarns inside and the skeleton yarns outside are obtained, the novel parallel composite yarns and the novel parallel fabric are processed and manufactured by adopting the traditional textile technology, so that the investment risk at the initial stage of the project can be avoided, and the consumption requirements of the market and consumers on the bionic functional fabric are met as early as possible. But the composite yarn still needs to be manufactured through a plurality of working procedures, the process flow is still more complicated, and the manufactured composite yarn has a single style and lacks of market competitiveness.
Also, for example, chinese patent publication No. CN103184606A discloses a yarn and a method for producing the same capable of increasing the yarn elasticity and improving the textile elasticity in 2013, 7/3.a yarn provided by the present invention is obtained by twisting a common finished yarn twice, and a method for producing the same capable of increasing the yarn elasticity and improving the textile elasticity by increasing the yarn elasticity includes the following steps: twisting the common finished yarn for the second time to improve the twist; spinning by using the twice-twisted yarns to obtain a textile fabric; the technical scheme provided by the invention is that a double-twisting mode is adopted for the textile finished yarn, and the yarn with a certain twist is twisted for the second time, so that the elasticity of the yarn is increased, the characteristics of the yarn are combined, and the natural elasticity of the textile is improved by combining a proper after-finishing technology. However, the above problem still exists, the yarn obtains elasticity by adopting a secondary twisting mode, and the process flow is still complicated.
Disclosure of Invention
In order to solve the problems, the invention provides a device for producing the different-twist different-dyeing composite yarn, which can directly finish three procedures of texturing, self-twisting and coating by one process, has short process flow and high production efficiency;
the invention provides a production process of different-twist different-dyeing composite yarns of a different-twist different-dyeing composite yarn production device;
the invention also provides a composite yarn produced by the production process of the different-twist different-dyeing composite yarn and the production device of the different-twist different-dyeing composite yarn as claimed in claim 1.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a device for producing different-twist and different-dyeing composite yarns comprises a feeding roller, a first hot box, a cooling plate, a yarn guide device, a twisting device, a converging yarn guide device, a second hot box, a rear roller and a winding device which are sequentially connected; the feeding rollers comprise a first feeding roller, a second feeding roller or a third feeding roller, and at least comprise a first feeding roller and a second feeding roller; the guide wire device moves periodically; the twisting device comprises two twisting rollers which rotate around the shaft and move back and forth along the axial direction.
Preferably, the yarn guiding device comprises two yarn guiding rings, wherein the first yarn guiding ring is fixed, the second yarn guiding ring is connected with the traversing cylinder through the traversing shaft, the traversing cylinder is connected with the controller, and the controller controls the traversing cylinder to drive the traversing shaft to move periodically.
The filament guiding device can be moved periodically to control the two strands of monofilament to be separated or combined on the twisting roller periodically. A transverse cylinder in the yarn guide device drives a transverse moving shaft to move rightwards, the transverse moving shaft drives a second yarn guide ring to move rightwards, a first single yarn and a second single yarn are separated, and false twisting is respectively carried out on a twisting roller; when a transverse cylinder in the yarn guiding device drives a transverse moving shaft to move leftwards, the transverse moving shaft drives a second yarn guiding ring to move leftwards, a first yarn guiding ring and a second yarn guiding ring are overlapped in the horizontal direction, and a first single yarn and a second single yarn are combined under the vertical pressure of a twisting roller to form a yarn.
Preferably, the two twisting rollers on the twister rotate around the shafts thereof in opposite directions and reciprocate in opposite directions along the shafts thereof.
The twisting roller rotates and reciprocates, the yarn before the twisting roller is in a drafting state and the yarn after the twisting roller is in an overfeed state through the cooperation of the twisting roller and the feeding roller and the back roller
A production process of different-twist different-dyeing composite yarns by using a different-twist different-dyeing composite yarn production device comprises the following two production processes:
the first production process is that the first single yarn and the second single yarn are fed by a first feeding roller and a second feeding roller respectively, pass through a hot box, a cooling plate and a yarn guide device and then pass through a twisting device; the first single yarn and the second single yarn form yarn after passing through the twisting roller and reach the converging yarn guide, and then are wound up through the winding device after passing through the converging yarn guide, the second hot box and the back roller;
or the like, or, alternatively,
the second production process is that the first single yarn and the second single yarn are fed by a first feeding roller and a second feeding roller respectively, pass through a hot box, a cooling plate and a yarn guide device and then pass through a twisting device; the first single yarn and the second single yarn form yarn after passing through the twisting roller and reach the converging yarn guide, the third single yarn is fed into the converging yarn guide by a third feeding roller to be converged with the yarn formed by the first single yarn and the second single yarn to form composite yarn, and then the composite yarn is wound by a winding device through a second hot box and a back roller.
Preferably, the speed ratio of the twisting roller to the feeding roller is 1.6-1.9, and the speed ratio of the twisting roller to the rear roller is 1.03-1.09.
Preferably, the thread guide device is periodically moved to control the first single yarn and the second single yarn to be periodically separated and combined on the twisting roller.
Preferably, the traverse cylinder in the yarn guide device drives the traverse shaft to move periodically, and the periodic movement of the traverse shaft drives the second yarn guide ring to move periodically.
Preferably, a transverse moving cylinder in the yarn guide device drives a transverse moving shaft to move rightwards, the transverse moving shaft drives a second yarn guide ring to move rightwards, the first single yarn and the second single yarn are separated, and false twisting is respectively carried out on the twisting rollers; when a transverse cylinder in the yarn guiding device drives a transverse moving shaft to move leftwards, the transverse moving shaft drives a second yarn guiding ring to move leftwards, a first yarn guiding ring and a second yarn guiding ring are overlapped in the horizontal direction, and a first single yarn and a second single yarn are combined under the vertical pressure of a twisting roller to form a yarn.
The different-twist different-dyeing composite yarn is produced by a different-twist different-dyeing composite yarn production process and a different-twist different-dyeing composite yarn production device.
Preferably, the different-twist different-dyed composite yarn comprises a plurality of S-twist areas, transition areas, Z-twist areas and untwisted areas which alternately appear in sequence.
The manufacturing principle of the invention is as follows: the single yarn after false twisting by the twisting roller has untwisting torque, when the single yarn meets two conditions of self-twisting (1), the single yarn is arranged in parallel, the single yarn is in full contact with the single yarn (2), when the false twisting is released in time, two or three strands of the single yarn with the untwisting torque are entangled around an axis to form a twist, and when the twisting roller moves in a reciprocating manner, two S + Z twists are continuously formed; the yarn guide device with special periodic motion enables the two strands of single yarns on the twisting roller to be separated to form the self-twisting phenomenon, when the yarn guide device with special periodic motion enables the two strands of single yarns on the twisting roller to be combined, the two strands of single yarns are combined into one strand of yarn, only the false twisting-untwisting actions are simply repeated, and the composite yarn does not twist; when the third single yarn is introduced at the converging yarn guide, if the third single yarn is in a tensed state, the first and second single yarns having untwisting moment and in a relaxed state are liable to spontaneously wrap on the third single yarn, forming a core-spun yarn.
Therefore, the invention has the following beneficial effects:
the device for producing the different-twist and different-dyeing composite yarn can realize that chemical fiber filaments are mutually wrapped to form self-twist while being elasticized, and even can form core-spun yarn through a special process;
the production process of the different-twist different-dyeing composite yarn is realized by using the production device of the different-twist different-dyeing composite yarn, the chemical fiber filaments are mutually wrapped to form self-twisting while being subjected to texturing, three procedures of texturing, self-twisting and wrapping can be directly finished through one process, the process flow is short, and the production efficiency is high;
the different-twist different-dyeing composite yarn is produced by a different-twist different-dyeing composite yarn production process by using a different-twist different-dyeing composite yarn production device, the surface of the different-twist different-dyeing composite yarn is in a Z-twist-S-twist-no-twist alternative shape, and the integral style of the yarn is unique; due to different twist degrees and different tightness degrees of all sections, the dyed yarn has a section color effect; has different twisting style, can achieve the effect of different dyeing in the same cylinder, has wool-like feeling and good market prospect.
Drawings
FIG. 1 is a schematic view of an apparatus for producing a hetero-twisted hetero-dyed composite yarn in example 1 of the present invention;
FIG. 2 is a schematic view of an apparatus for producing a hetero-twisted hetero-dyed composite yarn in example 2 of the present invention;
FIG. 3 is a schematic view of a yarn guide device in an apparatus for producing a hetero-twisted and hetero-dyed composite yarn according to the present invention;
FIG. 4 is a schematic structural view of a composite yarn dyed by the present invention;
in the figure: the device comprises a first feeding roller 1, a second feeding roller 2, a third feeding roller 3, a hot box 4, a cooling plate 5, a special yarn guide 6, a twisting roller 7, a converging yarn guide 8, a second hot box 9, a rear roller 10, a winding device 11, a first yarn guide ring 12, a second yarn guide ring 13, a transverse moving shaft 14 and a transverse moving cylinder 15; a first single yarn A, a second single yarn B and a third single yarn C; an S-twist region 200, a transition region 210, a Z-twist region 220, and an untwisted region 230.
Detailed Description
The technical solution of the present invention will be further described with reference to the following embodiments.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present invention, all the equipments and materials are commercially available or commonly used in the industry, and the methods in the following examples are conventional in the art unless otherwise specified.
General example:
as shown in fig. 1-3, a device for producing a different-twist and different-dyeing composite yarn comprises a feeding roller, a hot box 4, a cooling plate 5, a yarn guide device 6, a twisting device 7, a converging yarn guide device 8, a second hot box 9, a back roller 10 and a winding device 11 which are connected in sequence; the feeding rollers comprise a first feeding roller 1, a second feeding roller 2 or a third feeding roller 3, and at least comprise a first feeding roller and a second feeding roller; the guide wire device moves periodically; the twisting device comprises two twisting rollers which rotate around the shaft and move back and forth along the axial direction; the yarn guiding device comprises two yarn guiding rings, wherein a first yarn guiding ring 12 is fixed, a second yarn guiding ring 13 is connected with a traversing cylinder 15 through a traversing shaft 14, the traversing cylinder is connected with a controller (not shown in the figure), and the controller controls the traversing cylinder to drive the traversing shaft to move periodically; two twisting rollers on the twisting device rotate oppositely around the shaft and move reciprocally along the axial direction.
A production process of different-twist different-dyeing composite yarns by using a different-twist different-dyeing composite yarn production device comprises the following two production processes:
the first production process is that the first single yarn and the second single yarn are fed by a first feeding roller and a second feeding roller respectively, pass through a hot box, a cooling plate and a yarn guide device and then pass through a twisting device; the first single yarn and the second single yarn form yarn after passing through the twisting roller and reach the converging yarn guide, and then are wound up through the winding device after passing through the converging yarn guide, the second hot box and the back roller;
or the like, or, alternatively,
the second production process is that the first single yarn and the second single yarn are fed by a first feeding roller and a second feeding roller respectively, pass through a hot box, a cooling plate and a yarn guide device and then pass through a twisting device; the first single yarn and the second single yarn form yarn after passing through the twisting roller and reach the converging yarn guide, the third single yarn is fed into the converging yarn guide by a third feeding roller to be converged with the yarn formed by the first single yarn and the second single yarn to form composite yarn, and then the composite yarn is wound by a winding device through a second hot box and a back roller.
The yarn guide device moves periodically to control the first single yarn and the second single yarn to be separated and combined periodically on the twisting roller; a transverse cylinder in the thread guiding device drives a transverse moving shaft to move periodically, and the periodic movement of the transverse moving shaft drives a second thread guiding ring to move periodically; a transverse cylinder in the yarn guide device drives a transverse moving shaft to move rightwards, the transverse moving shaft drives a second yarn guide ring to move rightwards, a first single yarn and a second single yarn are separated, and false twisting is respectively carried out on a twisting roller; when a transverse cylinder in the yarn guiding device drives a transverse moving shaft to move leftwards, the transverse moving shaft drives a second yarn guiding ring to move leftwards, a first yarn guiding ring and a second yarn guiding ring are overlapped in the horizontal direction, and a first single yarn and a second single yarn are combined under the vertical pressure of a twisting roller to form a yarn.
As shown in fig. 4, the different-twist different-dyed composite yarn is produced by a different-twist different-dyed composite yarn production process by using a different-twist different-dyed composite yarn production device, and comprises a plurality of S-twist regions 200, transition regions 210, Z-twist regions 220 and untwisted regions 230 which alternately appear in sequence.
Example 1
A production method of an over-twisted and over-dyed composite yarn comprises the following steps: the first single yarn A is flame-retardant cation pre-oriented yarn (POY), the breaking strength is 3.0cN/dtex, the elongation at break is 90%, the specification is 83dtex/36f, the second single yarn B is antibacterial polyester fiber (POY), the breaking strength is 2.5cN/dtex, the elongation at break is 110%, the specification is 83dtex/36f, the third single yarn C is PTT elastic Fiber (FDY), the breaking strength is 2.3cN/dtex, the elongation at break is 40%, and the specification is 78dtex/48 f;
as shown in fig. 1, a first single yarn a and a second single yarn B are fed by a first feeding roller 1 and a second feeding roller 2 respectively, pass through a hot box 4, a cooling plate 5, a yarn guide device 6, a twister 7 and reach a converging yarn guide 8; a third single yarn C is fed by a third feeding roller 3 and finally reaches a converging yarn guide 8; when the yarn guide device 6 is in a merging state, the composite yarn is repeatedly twisted and untwisted, and the composite yarn has no twist; when the yarn guiding device 6 is in a separated state, the first single yarn A and the second single yarn B are wrapped around the third single yarn C in a tense state under the action of untwisting moment after passing through the converging yarn guiding device 8, and when the twisting roller moves in the opposite direction, the composite yarn forms the opposite twisting direction;
in the production process, the speed is 200m/min, the speed ratio of the twisting roller to the feeding roller is 1.6, the temperature of a first hot box is 170 ℃, the temperature of a second hot box is 140 ℃, the speed ratio of the twisting roller to a rear roller is 1.08, the speed ratio of the rear roller to a third feeding roller is 1.17, and the winding overfeed rate is determined according to the package condition;
the properties of the obtained hetero-twisted and hetero-dyed composite yarn were as follows: the breaking strength is 2.17cN/dtex, the elongation at break is 21%, the linear density is 196.5dtex, three sections of S + Z + untwisted yarn surface appear alternately (as shown in figure 4), and the yarn has wool-like feeling; the dyed fabric shows a three-color segment color effect; because three strands of single yarns with different dyeing properties are selected, each section in the composite yarn can also show a different dyeing effect, and the yarn has unique integral style and changeable color; the elastic PTT fiber is wrapped in the elastic PTT fiber, so that the elastic PTT fiber has excellent elasticity, has a core-spun yarn effect, and also has the effects of flame retardance and bacteria resistance.
Example 2
A production method of different-twist and different-dyeing composite yarn comprises the following steps: the first single yarn A is blue terylene POY, the breaking strength is 2.6cN/dtex, the elongation at break is 100 percent, the specification is 78dtex/48f, the second single yarn B is red terylene POY, the breaking strength is 2.48cN/dtex, the elongation at break is 98 percent, the specification is 53dtex/48f, and no third single yarn is arranged;
as shown in fig. 2, a first single yarn a and a second single yarn B are fed by a first feeding roller 1 and a second feeding roller 2 respectively, pass through a hot box 4, a cooling plate 5, a yarn guide device 6, a twister 7 and reach a converging yarn guide 8; when the yarn guide device 6 is in a merging state, the composite yarn is repeatedly twisted and untwisted, and the composite yarn has no twist; when the special yarn guiding device 6 is in a separated state, the first single yarn A and the second single yarn B are mutually wrapped under the action of untwisting moment after passing through the converging yarn guiding device 8, and when the twisting roller 7 moves towards the opposite direction, the composite yarn forms the opposite twisting direction;
in the production process, the speed is 200m/min, the speed ratio of the twisting roller to the feeding roller is 1.9, the temperature of the first hot box is 170 ℃, the temperature of the second hot box is 140 ℃, the speed ratio of the twisting roller to the rear roller is 1.06, and the winding overfeed rate is determined according to the package condition;
the properties of the obtained hetero-twisted and hetero-dyed composite yarn were as follows: the breaking strength is 2.00cN/dtex, the elongation at break is 29%, the linear density is 112.5dtex, three S + Z + untwisted sections on the surface of the yarn appear alternately (as shown in figure 4), and the style is unique; because two strands of single yarns with different colors are selected, the composite yarn has rich integral color and bright color.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (8)
1. The utility model provides a different twist different dyeing composite yarn apparatus for producing which characterized in that:
comprises a feeding roller, a hot box, a cooling plate, a yarn guide device, a twisting device, a converging yarn guide device, a second hot box, a rear roller and a winding device which are connected in sequence;
the feeding rollers comprise a first feeding roller, a second feeding roller or a third feeding roller, and at least comprise a first feeding roller and a second feeding roller;
the guide wire device is moved periodically; the yarn guiding device comprises two yarn guiding rings, wherein a first yarn guiding ring is fixed, a second yarn guiding ring is connected with a transverse moving cylinder through a transverse moving shaft, the transverse moving cylinder is connected with a controller, and the controller controls the transverse moving cylinder to drive the transverse moving shaft to move periodically;
the twisting device comprises two twisting rollers, and the two twisting rollers rotate around the shafts of the two twisting rollers and simultaneously reciprocate along the axial directions of the two twisting rollers; the two twisting rollers on the twisting device rotate oppositely around the shaft of the twisting roller and move back and forth along the axial direction of the twisting roller in opposite directions.
2. A production process of the different-twist different-dyeing composite yarn by using the different-twist different-dyeing composite yarn production device of claim 1 is characterized by comprising the following two production processes:
the first production process is that the first single yarn and the second single yarn are fed by a first feeding roller and a second feeding roller respectively, pass through a hot box, a cooling plate and a yarn guide device and then pass through a twisting device; the first single yarn and the second single yarn form yarn after passing through the twisting roller and reach the converging yarn guide, and then are wound up through the winding device after passing through the converging yarn guide, the second hot box and the back roller;
or the like, or, alternatively,
the second production process is that the first single yarn and the second single yarn are fed by a first feeding roller and a second feeding roller respectively, pass through a hot box, a cooling plate and a yarn guide device and then pass through a twisting device; the first single yarn and the second single yarn form yarn after passing through the twisting roller and reach the converging yarn guide, the third single yarn is fed into the converging yarn guide by a third feeding roller and converged with the yarn formed by the first single yarn and the second single yarn to form composite yarn, and then the composite yarn is wound by a winding device through a second hot box and a rear roller.
3. The process for producing an over-twisted and over-dyed composite yarn according to claim 2, wherein:
the speed ratio of the twisting roller to the feeding roller is 1.6-1.9, and the speed ratio of the twisting roller to the rear roller is 1.03-1.09.
4. The process for producing an over-twisted and over-dyed composite yarn according to claim 2, wherein:
the yarn guide device moves periodically to control the first single yarn and the second single yarn to be separated and combined periodically on the twisting roller.
5. The process for producing an over-twisted and over-dyed composite yarn according to claim 2 or 4, wherein:
the transverse cylinder in the yarn guiding device drives the transverse moving shaft to move periodically, and the periodic movement of the transverse moving shaft drives the second yarn guiding ring to move periodically.
6. The process for producing an over-twisted and over-dyed composite yarn according to claim 2, wherein:
a transverse moving cylinder in the yarn guide device drives a transverse moving shaft to move rightwards, the transverse moving shaft drives a second yarn guide ring to move rightwards, a first single yarn and a second single yarn are separated, and false twisting is respectively carried out on a twisting roller; when a transverse cylinder in the yarn guiding device drives a transverse moving shaft to move leftwards, the transverse moving shaft drives a second yarn guiding ring to move leftwards, a first yarn guiding ring and a second yarn guiding ring are overlapped in the horizontal direction, and a first single yarn and a second single yarn are combined under the vertical pressure of a twisting roller to form a yarn.
7. The different-twist and different-dyeing composite yarn is characterized in that:
the production process of the over-twisted and over-dyed composite yarn is as claimed in claim 2, and the production device of the over-twisted and over-dyed composite yarn is as claimed in claim 1.
8. The hetero-twisted hetero-dyed composite yarn according to claim 7, wherein:
the yarn comprises a plurality of S twist areas, transition areas, Z twist areas and untwisted areas which are sequentially and alternately arranged.
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| US4955189A (en) * | 1987-11-12 | 1990-09-11 | Teijin Limited | Worsted yarn-like false-twisted yarn |
| JPH0797733A (en) * | 1993-09-27 | 1995-04-11 | Toray Textile Kk | Conjugate textured yarn having random pongee tone and its production |
| CN1386148A (en) * | 2000-07-07 | 2002-12-18 | 汉莫尔股份有限公司 | Method and device for producing an automatically twisted yarn |
| JP4502297B2 (en) * | 2000-10-06 | 2010-07-14 | 三菱レイヨン株式会社 | Cellulose acetate false twisted yarn, production method thereof, and woven / knitted fabric thereof |
| JP2003096634A (en) * | 2001-09-25 | 2003-04-03 | Mitsubishi Rayon Co Ltd | Plied-tone finished yarn, method for manufacturing the same and woven knitted fabric using the yarn |
| JP2008190083A (en) * | 2007-02-06 | 2008-08-21 | Toray Ind Inc | Slub-tone composite false-twisted yarn, woven or knit fabric produced by using the same, and method for producing slub-tone composite false-twisted yarn |
| JP2010159521A (en) * | 2009-01-09 | 2010-07-22 | Teijin Fibers Ltd | Antistatic combined-filament false twist polyester yarn and method for producing the same |
| CN102864543A (en) * | 2012-10-08 | 2013-01-09 | 如皋市丁堰纺织有限公司 | Reversely-twisted mixed binary composite yarn, and manufacturing method and fabric of reversely-twisted mixed binary composite yarn |
| CN104420058A (en) * | 2013-09-03 | 2015-03-18 | 东丽纤维研究所（中国）有限公司 | Elastic fabric and production method thereof |
| CN103938320A (en) * | 2014-04-14 | 2014-07-23 | 上海八达纺织印染服装有限公司 | Method for processing self-twist polyester cotton yarn |
| JP2019073807A (en) * | 2017-10-12 | 2019-05-16 | 東レ株式会社 | False twisted yarn and woven or knitted fabric |
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|---|---|
| CN111549409A (en) | 2020-08-18 |
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