CN101092775A - Method for producing ramie cotton blended yarn by using cotton-spinning equipment - Google Patents
Method for producing ramie cotton blended yarn by using cotton-spinning equipment Download PDFInfo
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- CN101092775A CN101092775A CN 200710062322 CN200710062322A CN101092775A CN 101092775 A CN101092775 A CN 101092775A CN 200710062322 CN200710062322 CN 200710062322 CN 200710062322 A CN200710062322 A CN 200710062322A CN 101092775 A CN101092775 A CN 101092775A
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Abstract
This invention discloses a method for producing gunny-cotton blend yarn with a cotton spinning device including the following steps: pretreatment of fine dry gunny, cleaning cotton, combing cotton, fine combing, merging slivers, roving, spinning and winding process, which is advantaged that hemp yarn number is high reaching to 60-80 British yarn with 55-80% hemps, dry yarn is increased greatly and faults are reduced greatly.
Description
Technical field
The present invention relates to the traditional ring spinning yarn in the spinning engineering field, be specifically related to a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn.
Background technology
The tradition bast fibre spinning divides long linen thread and cast tow line, and the cast tow line mostly is long linen thread noil.Because flax fibre length is long, fineness is thick, fiber is hard, no curling, cohesive force is poor, traditional handicraft processing number is on the low side, generally below 20 English prop up.And many, the long flow path of traditional bast-fiber spinning apparatus board; Main equipment is many, and occupation of land is many, invests bigger.During Cotton and Hemp blending is produced, do because of life is rough in the workshop, flax fibre is difficult to into the net slivering separately, and to technical merit, managerial skills and operant level are had relatively high expectations.
Summary of the invention
(1) technical problem that will solve
The purpose of this invention is to provide a kind of small investment, bast fibre spinning number height, contain the method for utilizing cotton spinning apparatus production kenaf-cotton blending yarn that the fiber crops amount is high, fault is few.
(2) technical scheme
In order to achieve the above object, the present invention takes following scheme:
A kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn of the present invention may further comprise the steps: the degummed ramie preliminary treatment; Opening picking; Comb and parallel cotton fibers prior to spinning; Combing process; Mixing in doubling step; The rove operation; Spinning process; Winding procedure.
Wherein, described degummed ramie preliminary treatment comprises step:
1) segment: for adapting to cotton spinning apparatus production, be cast tow, before the segment degummed ramie divided arrangement, reduce crotch, entangled fiber with the flax fibre segment;
2) oil supply humidification: adopt oil at the medium-sized finish of water, addition is the 5-9% of degummed ramie, guarantees the degummed ramie regain at 12-14%, and soft being convenient to of flax fibre processed;
3) heap storage: under enclosed environment, health 3-5 days, finish is fully absorbed behind the cast tow oil supply humidification;
4) pre-shredding: generally use the shredding of pin tooth, break the part overcut fibre, improve the length regularity of fiber, and eliminating comprises short flannel, doubling, the impurity of runner.
Wherein, described opening picking comprises step:
(1) repack after the cast tow preliminary treatment, mixed at the griping cotton machine place, vertical dispersed and distributed between fiber crops, the bale of cotton, lateral alternate distributes, and the griping cotton machine duty is grabbed less and is grabbed;
(2) interrupt the part overcut fibre;
(3) break volume, sticking volume for reducing, score a goal, the cotton rolling quantity ratio spins cotton increase about 10% and reaches 420-460 gram/rice.
Wherein, described comb and parallel cotton fibers prior to spinning also comprises step:
1) flax fibre is long, and carding force is big, spins cotton pressurization to the cotton roller ratio and suitably increases, and is 49N/Cm;
2) the licker-in rotating speed is generally at 900-1100 rev/min, cylinder speed is at 280-360 rev/min, and licker-in, cylinder differential surface speed are unfavorable for when too small that generally at 1.4-1.9 straightening of fibers is parallel, and shift and have some setbacks, licker-in easily returns flower, and cover plate speed suitably improves, reach 200 millimeters/about, card strips increases to some extent, the flax fibre cohesive force is poor, easily scores a goal, so doffer speed suitably is reduced to 16-18 rev/min;
3) flax fibre is long thick and stiff, and each one spaces and suitably strengthens when spinning cotton.0.23 millimeter of cylinder-licker-in, 9.5-1.5 millimeter at the bottom of licker-in-little leakage, 0.38,0.35,0.35,0.35,0.38 millimeter of cylinder-cover plate, 0.125 millimeter of cylinder-doffer;
4) the flax fibre cohesive force is poor, and cotton strip quantity is at 20-30 gram/rice, and is about web tension force 1.1-1.3, little when spinning cotton.
Wherein, described combing process also comprises step:
(1) silver lap, and volume feeding tension force suitable little, single amount is suitably big, is 55-60 gram/rice.Silver lap is stretched oneself and yawn and is no more than 1.5, and the process of avoiding stretching oneself and yawn is interrupted bar.
(2) combing each several part tension force is suitable little, and especially the car surface tension is done influential to bar.
(3) the combing carding isolation distance is 0.4 millimeter, and noil spaces 8,1.5 millimeters of top comb turnover, and 0.25 millimeter of height separates the joint scale and suitably shifts to an earlier date.
Wherein, described mixing in doubling step also comprises step:
1) cross the twice drafting after the combing, be six roots of sensation feeding, stretch oneself and yawn for six times, the back zone is stretched oneself and yawn the multiple head and is 1.7-1.8, and two is 1.35-1.4 also;
2) sliver tension force is suitable little, breaks end behind the minimizing machine, and front roller-large pressuring roller tension force is a bit larger tham 1;
3) the roller gauge proparea is that average length adds 8-14, and the back zone is that average length adds 8-24;
4) horn mouth is suitably less than normal under stopping state not, makes sliver closely smooth, reduces back operation broken end, and the speed of a motor vehicle is controlled at below 140 meters/minute, and single amount is generally/5 meters of 20-25 grams.
Wherein, described rove operation also comprises step:
1) always stretch oneself and yawn below 10 times, 1.2-1.5 is stretched oneself and yawn in the back zone ,/10 meters of single amount 4-5 grams;
2) the roller gauge proparea adds 16-20 for cradle length, and the back zone is that average length adds 14-18, jaw 4.5-5.0;
3) add pressure ratio spin textile big by 20%, front roller especially;
4) the twist factor ratio spin textile big by 20%, tension force control less than normal, percentage elongation is in 2%;
5) reduce sliver tension force, the speed of a motor vehicle suitably reduces, and reduces broken end.
Wherein, described spinning process also comprises step:
1) roller gauge, proparea 45-55 millimeter, back zone 50-60 millimeter, the district of swimming is controlled at the 12-15 millimeter, spaces and suitably amplifies, and reduces the generation of rubber yarn;
2) add textile big 1 5-20% of pressure ratio, especially front roller is selected for use the highest one grade;
3) the twist factor ratio spins textile greatly by 20%, can reach 450;
4) ingot speed should not be too high, 10000 rev/mins about, steel traveler should not be too heavy, reduces broken end.
Wherein, described winding procedure also comprises step:
Electricity is put clearly to the wideest, and high grade yarn guarantees the bobbin normal winding without tension piece.
(3) beneficial effect
Owing to adopt above scheme, the invention has the advantages that;
1, hemp spinning yarn number height can reach 60 English and prop up to 80 English and prop up single thread, contain the fiber crops amount and reach 55-80%, and the product bar does to have significantly than hemp spinning yarn and improves, and fault significantly reduces, and is different from the style of traditional hemp spinning yarn fully, can be used to process underwear, high-grade fabric such as bedding;
2, Cotton and Hemp blending of the present invention is produced on existing cotton spinning apparatus, has saved the input of fixed assets greatly.
3, better results for kenaf-cotton blending yarn of the present invention, and complied with people and returned Piao and return very trend near the Nature.
The specific embodiment
Following examples are used to illustrate the present invention, but are not used for limiting the scope of the invention.
The present invention handles flax fibre to public of 3000-5000 and cotton blending increase cohesive force, again flax fibre is switched to certain-length, utilizes cotton spinning apparatus, can process fiber crops/55/4570 in cotton and wait high grade yarn, and specific implementation process is as follows:
(1) degummed ramie preliminary treatment
The degummed ramie preliminary treatment divides segment, oil supply humidification, pre-shredding, the several operations of heap storage.To the soft row yielding height of fiber behind the humidification, but the staple fiber ppd regularity is poor, contains a large amount of overcut fibres, so oil supply after general selection is cut off earlier.The direct opening fiber damage of flax fibre is many, noil is many, so pretreatment process is generally: segment → oil supply humidification → heap storage → pre-shredding.
1, segment:, be 40 millimeter cast tows with the flax fibre segment for adapting to cotton spinning apparatus production.Before the segment degummed ramie is divided arrangement, reduce crotch, entangled fiber.
2, oil supply humidification: adopt oil at the medium-sized finish of water, addition is the 5-9% of degummed ramie, guarantees the degummed ramie regain at 12-14%, and soft being convenient to of flax fibre processed.
3, heap storage: under enclosed environment, health 3-5 days, finish is fully absorbed behind the cast tow oil supply humidification.
4, pre-shredding: generally use the shredding of pin tooth, break the part overcut fibre, improve the length regularity of fiber, and get rid of short flannel, the doubling of some, impurity such as runner.
(2) opening picking
Technological principle: good mixed, heavily pressurization, thwack hits, the amount of resetting.
1, repack after the cast tow preliminary treatment, mixed at the griping cotton machine place.Vertical dispersed and distributed between fiber crops, the bale of cotton, lateral alternate distributes, and the griping cotton machine duty is grabbed less and is grabbed.
2, interrupt the part overcut fibre
(1) give cotton roller, pedal roller adds pressure ratio and spins cotton increase about 10%.
(2) porcupine hired roughneck rotating speed is at 550-600 rev/min, and comprehensively hired roughneck's rotating speed is 850-1000 rev/min.
(3) preferably adopt kirschner beater.
3, break volume, sticking volume for reducing, score a goal, the cotton rolling quantity ratio spins cotton increase about 10% and reaches 420-460 gram/rice.
(3) comb and parallel cotton fibers prior to spinning
1, flax fibre is long, and carding force is big, spins cotton pressurization to the cotton roller ratio and suitably increases, and is 49N/Cm.
2, the licker-in rotating speed is generally at 900-1100 rev/min, and cylinder speed is at 280-360 rev/min, and licker-in, cylinder differential surface speed are generally at 1.4-1.9, be unfavorable for when too small that straightening of fibers is parallel, and shift and to have some setbacks that licker-in easily returns flower, cover plate speed suitably improves, reach 200 millimeters/about, card strips increases to some extent.The flax fibre cohesive force is poor, easily scores a goal, so doffer speed suitably is reduced to 16-18 rev/min.
3, flax fibre is long thick and stiff, and each one spaces and suitably strengthens when spinning cotton.0.23 millimeter of cylinder-licker-in, 9.5-1.5 millimeter at the bottom of licker-in-little leakage, 0.38,0.35,0.35,0.35,0.38 millimeter of cylinder-cover plate, 0.125 millimeter of cylinder-doffer.The flax fibre cohesive force is poor, and cotton strip quantity is at 20-30 gram/rice, and is about web tension force 1.1-1.3, little when spinning cotton.
(4) combing process
1, silver lap, and volume feeding tension force suitable little, single amount is suitably big, is 55-60 gram/rice.Silver lap is stretched oneself and yawn and is no more than 1.5, and the process of avoiding stretching oneself and yawn is interrupted bar.
2, combing each several part tension force is suitable little, and especially the car surface tension is done influential to bar.
3, the combing carding isolation distance is 0.4 millimeter, and noil spaces 8 millimeters, 1.5 millimeters of top comb turnover, and 0.25 millimeter of height separates the joint scale and suitably shifts to an earlier date.
(5) mixing in doubling step
1, crosses the twice drafting after the combing, be six roots of sensation feeding, stretch oneself and yawn for six times.The back zone is stretched oneself and yawn the multiple head and is 1.7-1.8, and two is 1.35-1.4 also.
2, sliver tension force is suitable little, breaks end behind the minimizing machine, and front roller-large pressuring roller tension force is a bit larger tham 1.
3, the roller gauge proparea is that average length adds (8-14), and the back zone is that average length adds (8-24).
4, horn mouth is suitably less than normal under stopping state not, makes sliver closely smooth, reduces back operation broken end.The speed of a motor vehicle is controlled at below 140 meters/minute, and single amount is generally/5 meters of 20-25 grams.
(6) rove operation
1, always stretch oneself and yawn below 10 times, 1.2-1.5 is stretched oneself and yawn in the back zone ,/10 meters of single amount 4-5 grams.
2, the roller gauge proparea adds (16-20) for cradle length, and the back zone is that average length adds (14-18), jaw 4.5-5.0.
3, it is textile big by 20% to add pressure ratio, especially front roller.
4, twist factor is bigger by 20% than cotton textiles, tension force control less than normal, and percentage elongation is in 2%.
5, reduce sliver tension force, the speed of a motor vehicle suitably reduces, and reduces broken end.
(7) spinning process
1, roller gauge, 45-55 millimeter back zone, proparea 50-60 millimeter, the district of swimming is controlled at the 12-15 millimeter.Space and suitably amplify, reduce the generation of rubber yarn.
2, add the textile big 15-20% of pressure ratio, especially front roller is selected for use the highest one grade.Twist factor can reach 450 than textile big by 20%.
3, ingot speed should not be too high, 10000 rev/mins about, steel traveler should not be too heavy, reduces broken end.
(8) winding procedure
The kenaf-cotton blending yarn brute force is low, fault is many, and electricity loosens clearly, and tension force reduces, and the speed of a motor vehicle reduces, and suitably raises the efficiency.1332M vehicle money speed be controlled at 400-450 rice/minute, electricity is put clearly to the wideest, high grade yarn can be without tension piece, guarantees that the bobbin normal winding gets final product.
The comparison of the present invention and prior art and implementation consideration
The total principle of Cotton and Hemp blending technology of the present invention is: space heavily pressurization, big single amount, slow train speed, the big twist, small tension receiving coil greatly.
Cotton and Hemp blending is compared polyester cotton blending, on production stream title and Process configuration bigger difference is arranged, and now what time does to compare with regard to following:
1, in the polyester cotton blending, the independent shredding of terylene and raw cotton, combing is carried out bar then and is mixed behind drawing frame, to guarantee to mix ratio.More thick and stiff owing to flax fibre in the Cotton and Hemp blending, cohesive force is poor, is difficult to become separately net, slivering, so the fibre that adopts mixes mode more.
2, flax fibre length regularity is poor, has a large amount of overcut fibres to exist.Under the approaching situation of principal length and polyster fibre, suitably add high draft when and space, strengthen pressurization, prevent out hardhead and rubber yarn phenomenon.
3, because the flax fibre cohesive force is poor, disconnected bar behind the machine, broken end is many, badly off before the machine.Increase semi-finished product list amount, reduce sliver tension force, can suitably reduce disconnected bar,, suitably increase twist factor,, raise the efficiency to reduce broken end greatly to falling to the speed of a motor vehicle.
More than analyze concrete data and relatively see Table 1:
Table 1
| Project | Cotton and Hemp blending | Polyester cotton blending |
| Mixed cotton | Disk is fine to be mixed | Bar mixes behind the drawing frame |
| Space | Cylinder-cover plate 0.38,0.35,0.35,0.35 0.38 | Cylinder-cover plate T:0.3,0.215,0.25,0.25,0.215 C:0.2,0.175,0.15,0.15,0.175 |
| Spun yarn 47 * 60 | Spun yarn 44 * 60 | |
| Pressurization | 24 kilograms of rove front leather rollers | 22 kilograms of rove front leather rollers |
| 16 kilograms of spun yarn front leather rollers | 14 kilograms of rove front leather rollers | |
| Single amount | / 5 meters of the carded sliver 25 grams | / 5 meters of the carded sliver 20 grams |
| Tension force | Drafting sliver tension force 1.01 or be slightly smaller than 1 | Drafting sliver tension force 1.02 |
| Combing feeding from lap tension force 1.03 | Combing feeding from lap tension force 1.067-1.11 | |
| The speed of a motor vehicle | 10000 rev/mins of spun yarn spindle speeds | 15000 rev/mins of spun yarn spindle speeds |
| Winder speed of a motor vehicle 400-450 rice/minute | 567 meters/minute of the winder speed of a motor vehicle | |
| The twist | Roving twist factor 100-110 | Roving twist factor 60-80 |
| Spun yarn twist factor 400-450 | Spun yarn twist factor 330-360 |
Cotton and Hemp blending requires very high to the preliminary treatment of degummed ramie, abundant oil supply humidification, and the residual defect of exclusive segment, doubling increase the spinnability of flax fibre, improve operation production efficiency afterwards.
The flax fibre rate that falls aborning is higher than cotton textiles, so flax fibre is distributed cotton and wanted high 3-5% during fine mixing, as fiber crops/cotton 55/45 yarn, the ratio of distributing cotton is the % of fiber crops/cotton (58-60) %/(40-42).
Cotton and Hemp blending requires high to humiture.Regain is 12-14% after the degummed ramie heap storage, and the semi-finished product regain is at 7-8%.Regain is low excessively, and the flax fibre easy damaged easily produces static, and it is too high to get damp again, and the easy damaged card clothing around roller, increases noil.Hemp yarn is in the moisture releasing process substantially in spinning process, because the flax fibre moisture adsorption and releasing are fast, so workshop moisture temperature (especially humidity) must correct control, the generally cotton high 5-10% of humidity ratio.
The Cotton and Hemp blending difficulty of living is done, and production efficiency is low, sees that table top is low, must strengthen worker's technical training, guarantees that equipment state is good, reduces spinning tension, reduces broken end.
Claims (9)
1, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn is characterized in that may further comprise the steps: the degummed ramie preliminary treatment; Opening picking; Comb and parallel cotton fibers prior to spinning; Combing process; Mixing in doubling step; The rove operation; Spinning process; Winding procedure.
2, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described degummed ramie preliminary treatment comprises step:
1) segment: for adapting to cotton spinning apparatus production, be cast tow, before the segment degummed ramie divided arrangement, reduce crotch, entangled fiber with the flax fibre segment;
2) oil supply humidification: adopt oil at the medium-sized finish of water, addition is the 5-9% of degummed ramie, guarantees the degummed ramie regain at 12-14%, and soft being convenient to of flax fibre processed;
3) heap storage: under enclosed environment, health 3-5 days, finish is fully absorbed behind the cast tow oil supply humidification;
4) pre-shredding: generally use the shredding of pin tooth, break the part overcut fibre, improve the length regularity of fiber, and eliminating comprises short flannel, doubling, the impurity of runner.
3, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described opening picking comprises step:
(1) repack after the cast tow preliminary treatment, mixed at the griping cotton machine place, vertical dispersed and distributed between fiber crops, the bale of cotton, lateral alternate distributes, and the griping cotton machine duty is grabbed less and is grabbed;
(2) interrupt the part overcut fibre;
(3) break volume, sticking volume for reducing, score a goal, the cotton rolling quantity ratio spins cotton increase about 10% and reaches 420-460 gram/rice.
4, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described comb and parallel cotton fibers prior to spinning also comprises step:
1) flax fibre is long, and carding force is big, spins cotton pressurization to the cotton roller ratio and suitably increases, and is 49N/Cm;
2) the licker-in rotating speed is generally at 900-1100 rev/min, cylinder speed is at 280-360 rev/min, and licker-in, cylinder differential surface speed are unfavorable for when too small that generally at 1.4-1.9 straightening of fibers is parallel, and shift and have some setbacks, licker-in easily returns flower, and cover plate speed suitably improves, reach 200 millimeters/about, card strips increases to some extent, the flax fibre cohesive force is poor, easily scores a goal, so doffer speed suitably is reduced to 16-18 rev/min;
3) flax fibre is long thick and stiff, and each one spaces and suitably strengthens when spinning cotton.0.23 millimeter of cylinder-licker-in, 9.5-1.5 millimeter at the bottom of licker-in-little leakage, 0.38,0.35,0.35,0.35,0.38 millimeter of cylinder-cover plate, 0.125 millimeter of cylinder-doffer;
4) the flax fibre cohesive force is poor, and cotton strip quantity is at 20-30 gram/rice, and is about web tension force 1.1-1.3, little when spinning cotton.
5, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described combing process also comprises step:
(1) silver lap, and volume feeding tension force suitable little, single amount is suitably big, is 55-60 gram/rice.Silver lap is stretched oneself and yawn and is no more than 1.5, and the process of avoiding stretching oneself and yawn is interrupted bar.
(2) combing each several part tension force is suitable little, and especially the car surface tension is done influential to bar.
(3) the combing carding isolation distance is 0.4 millimeter, and noil spaces 8,1.5 millimeters of top comb turnover, and 0.25 millimeter of height separates the joint scale and suitably shifts to an earlier date.
6, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described mixing in doubling step also comprises step:
1) cross the twice drafting after the combing, be six roots of sensation feeding, stretch oneself and yawn for six times, the back zone is stretched oneself and yawn the multiple head and is 1.7-1.8, and two is 1.35-1.4 also;
2) sliver tension force is suitable little, breaks end behind the minimizing machine, and front roller-large pressuring roller tension force is a bit larger tham 1;
3) the roller gauge proparea is that average length adds 8-14, and the back zone is that average length adds 8-24;
4) horn mouth is suitably less than normal under stopping state not, makes sliver closely smooth, reduces back operation broken end, and the speed of a motor vehicle is controlled at below 140 meters/minute, and single amount is generally/5 meters of 20-25 grams.
7, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described rove operation also comprises step:
1) always stretch oneself and yawn below 10 times, 1.2-1.5 is stretched oneself and yawn in the back zone ,/10 meters of single amount 4-5 grams;
2) the roller gauge proparea adds 16-20 for cradle length, and the back zone is that average length adds 14-18, jaw 4.5-5.0;
3) add pressure ratio spin textile big by 20%, front roller especially;
4) the twist factor ratio spin textile big by 20%, tension force control less than normal, percentage elongation is in 2%;
5) reduce sliver tension force, the speed of a motor vehicle suitably reduces, and reduces broken end.
8, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described spinning process also comprises step:
1) roller gauge, proparea 45-55 millimeter, back zone 50-60 millimeter, the district of swimming is controlled at the 12-15 millimeter, spaces and suitably amplifies, and reduces the generation of rubber yarn;
2) add the textile big 15-20% of pressure ratio, especially front roller is selected for use the highest one grade;
3) the twist factor ratio spins textile greatly by 20%, can reach 450;
4) ingot speed should not be too high, 10000 rev/mins about, steel traveler should not be too heavy, reduces broken end.
9, a kind of method of utilizing cotton spinning apparatus to produce kenaf-cotton blending yarn as claimed in claim 1, it is characterized in that: described winding procedure also comprises step:
Electricity is put clearly to the wideest, and high grade yarn guarantees the bobbin normal winding without tension piece.
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| CN 200710062322 CN101092775A (en) | 2007-07-18 | 2007-07-18 | Method for producing ramie cotton blended yarn by using cotton-spinning equipment |
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| CN101985787A (en) * | 2010-11-10 | 2011-03-16 | 浙江省现代纺织工业研究院 | Multi-component yarn and preparation method thereof |
| CN102108573A (en) * | 2010-12-31 | 2011-06-29 | 山东华乐新材料科技股份有限公司 | Novel spinning boundary process |
| CN102174721A (en) * | 2011-03-21 | 2011-09-07 | 盐城悦弘织造有限公司 | Curing pretreatment method for improving spinnability of hemp fibrils |
| CN107177917A (en) * | 2017-07-27 | 2017-09-19 | 安徽华茂纺织股份有限公司 | The method that spinning cotton linen high-count yarn is produced with cotton spinning equipment |
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| CN107988672A (en) * | 2017-12-15 | 2018-05-04 | 江苏凯宫机械股份有限公司 | High-quality ramie cotton blending yarn and its manufacture method |
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| CN112941685A (en) * | 2021-01-26 | 2021-06-11 | 鲁泰纺织股份有限公司 | Process method for dry spinning cotton-hemp blended spinning |
| CN115491799A (en) * | 2022-07-20 | 2022-12-20 | 南通双弘纺织有限公司 | Production method of polyester-cotton blended single-dyed yarn |
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| CN101985787A (en) * | 2010-11-10 | 2011-03-16 | 浙江省现代纺织工业研究院 | Multi-component yarn and preparation method thereof |
| CN101985787B (en) * | 2010-11-10 | 2012-09-12 | 浙江省现代纺织工业研究院 | Multi-component yarn and preparation method thereof |
| CN102108573A (en) * | 2010-12-31 | 2011-06-29 | 山东华乐新材料科技股份有限公司 | Novel spinning boundary process |
| CN102108573B (en) * | 2010-12-31 | 2012-05-09 | 山东华乐新材料科技股份有限公司 | spinning process |
| CN102174721A (en) * | 2011-03-21 | 2011-09-07 | 盐城悦弘织造有限公司 | Curing pretreatment method for improving spinnability of hemp fibrils |
| CN107299436A (en) * | 2017-07-27 | 2017-10-27 | 安徽华茂纺织股份有限公司 | The method that combed cotton and linen blend strand are produced with cotton spinning equipment |
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| CN107988672A (en) * | 2017-12-15 | 2018-05-04 | 江苏凯宫机械股份有限公司 | High-quality ramie cotton blending yarn and its manufacture method |
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| CN112941685A (en) * | 2021-01-26 | 2021-06-11 | 鲁泰纺织股份有限公司 | Process method for dry spinning cotton-hemp blended spinning |
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