CN101403151B - Producing method of special yarn for thermal underwear - Google Patents
Producing method of special yarn for thermal underwear Download PDFInfo
- Publication number
- CN101403151B CN101403151B CN2008101597391A CN200810159739A CN101403151B CN 101403151 B CN101403151 B CN 101403151B CN 2008101597391 A CN2008101597391 A CN 2008101597391A CN 200810159739 A CN200810159739 A CN 200810159739A CN 101403151 B CN101403151 B CN 101403151B
- Authority
- CN
- China
- Prior art keywords
- yarn
- viscose
- long
- cold
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 229920000297 Rayon Polymers 0.000 claims abstract description 34
- 239000000835 fiber Substances 0.000 claims abstract description 26
- 238000009987 spinning Methods 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 238000009960 carding Methods 0.000 claims abstract description 9
- 240000000047 Gossypium barbadense Species 0.000 claims description 31
- 235000009429 Gossypium barbadense Nutrition 0.000 claims description 31
- 229920000742 Cotton Polymers 0.000 claims description 25
- 241000219146 Gossypium Species 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 5
- 239000004744 fabric Substances 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000002505 Centaurea nigra Nutrition 0.000 description 1
- 240000003323 Centaurea nigra Species 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a method for manufacturing yarns suitable for thermal underwear. The yarns are blended by long stapled mutton and viscose fiber which have a weight blended ratio that: 68-72% of long stapled mutton, 28-32% of viscose fiber, and 30-40mm of the length of the long stapled mutton and fineness <=1.43dtex. The long stapled mutton is made into combed sliver by using a combed technology. The viscose fiber is made into the viscose fiber sliver by using a carding technology, then the combed sliver and the viscose fiber sliver are made in the yarns suitable for the thermal underwear after drawing, roving and spinning. The inventive method adopts the prior spinning equipment to manufacture the high-woven yarn used for high range clothing fabric or knitwear such as thermal underwear, and the like; besides, the number of fibrogen inside the cross section of the manufactured high-woven yarn can satisfy the need of cohesive force between fiber and fiber; the yarn strength is improved, thus being capable of adapting to the requirements for manufacturing high range clothing fabric or knitwear such as thermal underwear, and the like.
Description
Technical field
The present invention relates to a kind of blended yarn, especially relate to the production method that a kind of guarantor is applicable to the cold-proof underwear yarn.
Background technology
In recent years, the world clothing lining changes fast, and the popular phase is short, and consumer demand trends towards cotton sticking series, especially underwear, bedding now, has both required elegant in appearancely, requires comfortable practicality again, so being in great demand to the sticking yarn of cotton.And cotton sticking fine-count yarn can be used to weave high-grade fabric and knitted underwear; Productivity effect is not only considerable, and manufactures high-grade fabric or produce knitwear, the cold-proof underwear series products of especially producing with the cotton sticking woven lining of fine-count yarn; Comfortable and easy to wear; Ventilative and hygroscopicity is good, easy dyeing with carry out the back processed, obtained extensively liking of people.The sticking high grade yarn of the cotton that people produce at present, number of fiber is few in the cross section of yarn, and the cohesive force between fiber and the fiber is poor, can not adapt to high-grade fabric or knitwear, the especially production requirement of cold-proof underwear series products.
Summary of the invention
Technical problem to be solved by this invention has provided a kind of production method that is applicable to the cold-proof underwear yarn; The high grade yarn of this cotton blended spinning is used to produce high-grade fabric or knitwear such as cold-proof underwear class, can adapt to the requirement of high-grade fabrics such as producing the cold-proof underwear class or knitwear fully.
Special yarn for thermal underwear of the present invention is to be formed by long-staple cotton and viscose fiber blending, and its weight blending ratio is a long-staple cotton 68～72%; Viscose 28～32%, and this long-staple cotton length 30～40mm, fineness≤1.43dtex; Can be used for producing the blended yarn of all size; In particular for producing yarn count is that 40 English prop up above high grade yarn, props up high grade yarn like 40 English of producing, number of fiber in its yarn cross section>=44.And in line with practicing thrift, the principle of good product quality again, the blending ratio of yarn is a long-staple cotton 70% with the weight blending ratio, viscose 30% is good.
And the production method of this special yarn for thermal underwear is: adopt combing to make the combing sliver, adopt general comb carding process to make the viscose bar viscose long-staple cotton respectively, afterwards combing sliver and viscose bar are made special yarn for thermal underwear behind drafting, rove and spun yarn.Technological process that it is concrete and use equipment are:
Long-staple cotton adopts combing to make the combing sliver
Long-staple cotton → opening picking (like LA004 series opening picking combination machine) → comb and parallel cotton fibers prior to spinning (like the A186 carding machine) → in advance also (like the FA304 drawing frame) → rolling (like the FA331 sliver lap machines) → comb and parallel cotton fibers prior to spinning (like the FA261 combing machine) → combing sliver;
Viscose adopts general comb carding process to make the viscose bar
Viscose → blowing → comb and parallel cotton fibers prior to spinning (like the FA231 carding machine) → viscose bar;
Combing sliver and viscose bar → drafting (like the FA306 drawing frame) → rove (like the A454 Speed frames) → spun yarn (like the FA506 fine spining machine) → finished product.And is furnished with the YJ2-142 reel cage on the fine spining machine.
The raw material long-staple cotton and the viscose fiber blending weight ratio that adopt are long-staple cotton 68～72%; Viscose 28～32%, and this long-staple cotton length 30～40mm, fineness≤1.43dtex; The blending ratio of preferred yarn is a long-staple cotton 70% for the weight blending ratio, viscose 30%.Can be used for producing the blended yarn of all size, is that 40 English prop up above high grade yarn in particular for producing yarn count, props up high grade yarn like 40 English of producing, number of fiber in its yarn cross section >=44.
Wherein require in each operation:
Blow room system requires: improve griping cotton machine and hopper running rate, shorten the distance that hired roughneck's blade stretches out rib, its duty is grabbed less grab, the cotton piece of extracting is few and even, improves mixed cotton quantity.The hired roughneck's speed that suitably slows down reduces the strike number on the fiber unit are, reaches the purpose of " many pines are few to be beaten, and many pines return less, caducous few broken, fully mixes ".
Clear comb joins and carding process requires: with the generation that reduces short flannel with remove short flannel and fine impurities is main; The part grasp bigger than normal of spacing; The grasp on the low side of the speed of each critical piece, feed plate-licker-in is divided into 0.3 ± 0.05mm, and mote knife-licker-in is divided into 0.38 ± 0.05mm; Licker-in speed is controlled at 915 ± 5r/min, to reduce the damage and the fracture of fiber; Install forward and backward securing cover plate additional; Improve the degree of orientation and the separating degree of fiber; 5 0.2 ± 0.05mm that space of cover plate-cylinder, 0.18 ± 0.05mm, 0.15 ± 0.05mm, 0.15 ± 0.05mm, 0.18 ± 0.05mm, the import 5 ± 0.1mm that spaces at the bottom of licker-in-little leakage, doffer speed 16 ± 2r/min; Tension draft is 1.37 ± 0.01 times, guarantees web quality.
Combing requires: the technological principle that adopt " weak point gives cotton length for light cotton rolling quantity, high combing linters rate ".Long-staple cotton is the shortest to be 5.61 ± 0.02mm to cotton length, achieving the above object simultaneously, improves web quality.The hairbrush speed selection is moderate, and the impurities removal effect is strengthened in fan speed grasp bigger than normal.Roller draft grasp bigger than normal is to alleviate the quantitative of yarn.For the bar that guarantees yarn is done; The hardness of detaching top roller adopts Shao Er A84 degree; Drafting rubber roller hardness is adopted Shao Er A80 degree, and all handle with composite coating on detaching top roller and drafting rubber roller surface, as adopting BS type composite coating or tetrafluoro coating; To solve phenomenons such as lap-ups, respond well because of causing because of reasons such as static.
Process of roving requires: the technology that adopts " bigger roving-drafting multiple is concentrated the proparea drawing-off ".Selecting for use of jaw, grasp less than normal does not go out hardhead with rove and is as the criterion.Guaranteeing under the normal situation of spinning-drafting, roving twist factor grasp bigger than normal, the misdraft when alleviating the spun yarn unwinding, and help in the spinning-drafting process control to floating fiber.Roller gauge is 9mm * 21mm * 26mm, and the positive and negative 1mm of roller gauge deviation is advisable, and roller is pressurised into 15dan * 20dan * 20dan * 20dan; The positive and negative 2dan of pressurization deviation is advisable; Nip gauge 4.5 ± 0.1mm, back area draft are 1.19 ± 0.02 times, twist factor 90 ± 2.
Spinning process requires: adopt the technological principle of " two big two is little ", promptly roving twist factor is big, and spun yarn back zone ratch is big, back area draft is little; Nip gauge is little, and the back zone ratch is 60 ± 2mm, and back zone drafting multiple is 1.14 ± 0.01 times; Nip gauge 2.0 ± 0.1mm; Roller gauge is 14mm * 10mm * 14mm, and the positive and negative 1mm of roller gauge deviation is advisable, and twist factor is 350 ± 5.Can adopt WIC-965 type rubber roll like preceding rubber roll, to have improved yarn quality.Steel bell model is selected PG1/2-4254 for use, and the steel traveler model is 0SS 15/0, has not only reduced spinning end breaking, and coal-dust stained yarn also obviously reduces.
This is applicable to the production method of cold-proof underwear yarn; Adopt present spinning equipment to produce to be used to produce the high grade yarn of high-grade fabrics such as cold-proof underwear class or knitwear; And number of fiber can satisfy the demand of the cohesive force between fiber and the fiber fully in the high grade yarn cross section of producing; Improve yarn strength, therefore can adapt to the requirement of high-grade fabrics such as producing the cold-proof underwear class or knitwear fully, satisfied people's the requirement and the demand in market.
The specific embodiment
Below in conjunction with the specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Embodiment one
With long-staple cotton and viscose is that raw material production 40 English prop up, and the blending weight ratio is the cold-proof underwear yarn of long-staple cotton 70%, viscose 30%, this long-staple cotton length 30～40mm wherein, and fineness≤1.43dtex, the process conditions flow process does,
Respectively long-staple cotton is adopted combing: long-staple cotton → opening picking → comb and parallel cotton fibers prior to spinning → in advance also → rolling → comb and parallel cotton fibers prior to spinning → make combing sliver; Viscose is adopted general comb carding process: viscose → blowing → comb and parallel cotton fibers prior to spinning → make viscose bar; Afterwards with combing sliver and viscose bar → drafting → rove → spun yarn → cold-proof underwear yarn.
Technological requirement when clear comb couplet and comb and parallel cotton fibers prior to spinning: 5 0.2mm that space of cover plate-cylinder, 0.18mm, 0.15mm, 0.15mm, 0.18mm; Import 5mm spaces at the bottom of licker-in-little leakage; Doffer speed 16r/min, tension draft is 1.37 times, feed plate-licker-in is divided into 0.3mm; Mote knife-licker-in is divided into 0.38mm, and licker-in speed is controlled at 915r/min.
Combing: long-staple cotton is the shortest to be 5.61mm to cotton length, and the hardness of detaching top roller adopts Shao Er A84 degree, and drafting rubber roller hardness is adopted Shao Er A80 degree, and detaching top roller and drafting rubber roller all adopt composite coating to handle.
Process of roving requires: roller gauge is 9mm * 21mm * 26mm, and roller is pressurised into 15 * 20 * 20 * 20dan, and nip gauge 4.5mm, back area draft are 1.19 times, twist factor 90.
Spinning process requires: the back zone ratch is 60mm, and back zone drafting multiple is 1.14 times, nip gauge 2.0mm, and roller gauge is 14mm * 10mm * 14mm, twist factor is 350.
Number of fiber is 50 in the yarn cross section of the cold-proof underwear yarn of producing.
Embodiment two
With long-staple cotton and viscose is that raw material production 45 English prop up, and the blending weight ratio is the cold-proof underwear yarn of long-staple cotton 72%, viscose 28%, this long-staple cotton length 30～40mm wherein, and fineness≤1.43dtex, the process conditions flow process is with embodiment one.
Technological requirement when clear comb couplet and comb and parallel cotton fibers prior to spinning: 5 0.15mm that space of cover plate-cylinder, 0.13mm, 0.1mm, 0.1mm, 0.13mm; Import 4.9mm spaces at the bottom of licker-in-little leakage; Doffer speed 14r/min, tension draft is 1.36 times, feed plate-licker-in is divided into 0.25mm; Mote knife-licker-in is divided into 0.33mm, and licker-in speed is controlled at 910r/min.
Combing: long-staple cotton is the shortest to be 5.59mm to cotton length, and the hardness of detaching top roller adopts Shao Er A84 degree, and drafting rubber roller hardness is adopted Shao Er A80 degree, and detaching top roller and drafting rubber roller surface all adopt BS type composite coating to handle.
Process of roving requires: roller gauge is 8mm * 20mm * 25mm, and roller is pressurised into 13dan * 18dan * 18dan * 18dan, and nip gauge 4.4mm, back area draft are 1.17 times, twist factor 88.
Spinning process requires: the back zone ratch is 58mm, and back zone drafting multiple is 1.13 times, nip gauge 1.9mm, and roller gauge is 13mm * 9mm * 13mm, twist factor is 345.
Number of fiber is 46 in the yarn cross section of the cold-proof underwear yarn of producing.
Embodiment three
With long-staple cotton and viscose is that raw material production 42 English prop up, and the blending weight ratio is the cold-proof underwear yarn of long-staple cotton 68%, viscose 32%, this long-staple cotton length 30～40mm wherein, and fineness≤1.43dtex, the process conditions flow process is with embodiment one.
Technological requirement when clear comb couplet and comb and parallel cotton fibers prior to spinning: 5 0.25mm that space of cover plate-cylinder, 0.23mm, 0.2mm, 0.2mm, 0.23mm; Import 5.1mm spaces at the bottom of licker-in-little leakage; Doffer speed 18r/min, tension draft is 1.38 times, feed plate-licker-in is divided into 0.35mm; Mote knife-licker-in is divided into 0.43mm, and licker-in speed is controlled at 920r/min.
Combing: long-staple cotton is the shortest to be 5.63mm to cotton length, and the hardness of detaching top roller adopts Shao Er A84 degree, and drafting rubber roller hardness is adopted Shao Er A80 degree, and detaching top roller and drafting rubber roller surface all adopt tetrafluoro coating to handle.
Process of roving requires: roller gauge is 10mm * 22mm * 27mm, and roller is pressurised into 17dan * 22dan * 22dan * 22dan, and nip gauge 4.6mm, back area draft are 1.21 times, twist factor 92.
Spinning process requires: the back zone ratch is 62mm, and back zone drafting multiple is 1.15 times, nip gauge 2.1mm, and roller gauge is 15mm * 11mm * 15mm, twist factor is 355.
Number of fiber is 52 in the yarn cross section of the cold-proof underwear yarn of producing.
Claims (6)
1. be applicable to the production method of cold-proof underwear yarn; It is characterized in that: this yarn is to be formed by long-staple cotton and viscose fiber blending; Its weight blending ratio is long-staple cotton 68～72%, viscose 28～32%, and this long-staple cotton length 30～40mm, fineness≤1.43dtex; Be to adopt combing to make the combing sliver, adopt carding process to make the viscose bar viscose long-staple cotton respectively, afterwards combing sliver and viscose bar made special yarn for thermal underwear behind drafting, rove and spun yarn;
Wherein, clear comb couplet and carding process requirement do
5 0.2 ± 0.05mm that space of cover plate-cylinder, 0.18 ± 0.05mm, 0.15 ± 0.05mm, 0.15 ± 0.05mm, 0.18 ± 0.05mm; Import 5 ± 0.1mm spaces at the bottom of licker-in-little leakage; Doffer speed 16 ± 2r/min, tension draft is 1.37 ± 0.01 times, feed plate-licker-in is divided into 0.3 ± 0.05mm; Mote knife-licker-in is divided into 0.38 ± 0.05mm, and licker-in speed is controlled at 915 ± 5r/min.
2. the production method that is applicable to the cold-proof underwear yarn as claimed in claim 1 is characterized in that combing: long-staple cotton is the shortest to be 5.61 ± 0.02mm to cotton length, and the hardness of detaching top roller adopts Shao Er A84 degree, and drafting rubber roller hardness is adopted Shao Er A80 degree.
3. the production method that is applicable to the cold-proof underwear yarn as claimed in claim 2 is characterized in that: all handle with composite coating on detaching top roller and drafting rubber roller surface.
4. the production method that is applicable to the cold-proof underwear yarn as claimed in claim 1; It is characterized in that process of roving requires: roller gauge is 9 ± 1mm * 21 ± 1mm * 26 ± 1mm; Roller is pressurised into 15 ± 2dan * 20 ± 2dan * 20 ± 2dan * 20 ± 2dan; Nip gauge 4.5 ± 0.1mm, back area draft are 1.19 ± 0.02 times, twist factor 90 ± 2.
5. be applicable to the production method of cold-proof underwear yarn according to claim 1; It is characterized in that the spinning process requirement: the back zone ratch is 60 ± 2mm; Back zone drafting multiple is 1.14 ± 0.01 times; Nip gauge 2.0 ± 0.1mm, roller gauge is 14 ± 1mm * 10 ± 1mm * 14 ± 1mm, twist factor is 350 ± 5.
6. like each described production method that is applicable to the cold-proof underwear yarn in the claim 1 to 5, it is characterized in that: the yarn count of yarn is that 40 English prop up, number of fiber in the yarn cross section >=44.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101597391A CN101403151B (en) | 2008-11-06 | 2008-11-06 | Producing method of special yarn for thermal underwear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101597391A CN101403151B (en) | 2008-11-06 | 2008-11-06 | Producing method of special yarn for thermal underwear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101403151A CN101403151A (en) | 2009-04-08 |
| CN101403151B true CN101403151B (en) | 2012-01-11 |
Family
ID=40537304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101597391A Expired - Fee Related CN101403151B (en) | 2008-11-06 | 2008-11-06 | Producing method of special yarn for thermal underwear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101403151B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104726990A (en) * | 2015-03-27 | 2015-06-24 | 江南大学 | Mixed color spinning achievement method and device based on four primary color CMYK rough yarn coupling drafting |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979735A (en) * | 2010-10-28 | 2011-02-23 | 黄冈三泰纺织有限公司 | Bamboo fiber and combed cotton compact siro spinning technology |
| CN103088496B (en) * | 2012-11-29 | 2016-03-23 | 宁波双盾纺织帆布实业有限公司 | A kind of cotton fiber, viscose fiber blended yarn and manufacture method thereof |
| CN103046203B (en) * | 2012-12-31 | 2013-11-06 | 山东滨州亚光毛巾有限公司 | Production method of far infrared anion towel |
| CN104726989B (en) * | 2015-03-27 | 2019-02-01 | 江南大学 | The method and device of mixed colour-spun yarns is realized based on the coupling drawing-off of five primary colours rove of CMYKW |
| CN109680513A (en) * | 2019-02-15 | 2019-04-26 | 四川省宜宾惠美线业有限责任公司 | A kind of colouring method of scribbled |
| CN110004548A (en) * | 2019-04-25 | 2019-07-12 | 江南大学 | Production method of knitted blended yarn |
| CN111945268A (en) * | 2019-05-15 | 2020-11-17 | 张建青 | Novel spun yarn and processing method thereof |
-
2008
- 2008-11-06 CN CN2008101597391A patent/CN101403151B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104726990A (en) * | 2015-03-27 | 2015-06-24 | 江南大学 | Mixed color spinning achievement method and device based on four primary color CMYK rough yarn coupling drafting |
| CN104726990B (en) * | 2015-03-27 | 2019-02-01 | 江南大学 | The method and device of mixed colour-spun yarns is realized based on the coupling drawing-off of CMYK four primary rove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101403151A (en) | 2009-04-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101403151B (en) | Producing method of special yarn for thermal underwear | |
| CN103334190B (en) | A kind of extra-high pure cotton combed yarn and spinning technique thereof | |
| CN101956266B (en) | Tencel fiber spinning process | |
| CN101994185B (en) | Super high pure cotton yarn and production method thereof | |
| CN103397420B (en) | A kind of color section ring color yarn spinning method | |
| CN100580163C (en) | Production method of superfine soft wool yarn | |
| CN102358972A (en) | Blended yarns of mercerized wool, chinlon and anti-pilling acrylic fibers and preparation method thereof | |
| WO2017071200A1 (en) | Method for preparing vortex-spun high-count yarn | |
| CN102704108A (en) | Cotton fiber and jutecell fiber blended yarn and spinning process thereof | |
| CN101498069A (en) | Novel rove sirospun production method | |
| CN103981612B (en) | A kind of AB ring composite yarn and production method thereof | |
| CN101994183A (en) | Flax fiber and tencel fiber blended yarn and preparation method thereof | |
| CN102242424A (en) | Method for preparing compact spun slub high count yarns | |
| CN110016742A (en) | A kind of high-efficiency method for producing of pure cotton combed high grade cotton yarn | |
| CN105019065A (en) | Short-process no-drafting wool-gathering spinning device | |
| CN104195691B (en) | Efficient processing method for fine yakwool yarn for worsted products | |
| CN102505232A (en) | Flax fiber and modal fiber blended yarn and production method thereof | |
| CN109763229A (en) | Production method of electromagnetic shielding yarn | |
| CN103088489A (en) | Tencel vortex spinning technique | |
| CN108728961A (en) | A kind of cashmere water soluble fiber mixing spinning method for genuine | |
| CN104805554A (en) | Spinning method for aloe yarns | |
| CN102493056A (en) | Modal fiber and ultrafine polyester fiber blended yarn and method of making same | |
| CN103215712A (en) | Ultrashort fine and soft fiber poly wool yarn and production method thereof | |
| CN109281020A (en) | A kind of production technology of low twist yarn | |
| CN102358974A (en) | Cotton fiber and copper ammonia fiber blended yarns and production method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20131106 |