CN103215713B - Production method of bastose wet spinning yarn - Google Patents
Production method of bastose wet spinning yarn Download PDFInfo
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- CN103215713B CN103215713B CN201310141593.9A CN201310141593A CN103215713B CN 103215713 B CN103215713 B CN 103215713B CN 201310141593 A CN201310141593 A CN 201310141593A CN 103215713 B CN103215713 B CN 103215713B
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Abstract
The present invention relates to a kind of production method of bastose wet spinning yarn, including hackling, degumming, boil drift, dye, dry and soft treatment, then the ramie stripes of 2 kinds or two or more different colours is pressed different color ratio colour mixtures, mixed also, the drawing-off through 4-6 road mixing in doubling step, again through rove, wet spinning spinning process, finally drying, winder, finished product packing, it is characterised in that: described hackling operation includes bar processed and two processes of balling-up, bar process processed is chopped fiber to be removed, longer flaxen fiber is made ramie stripes；Globulation is the hollow cylindrical fiber crops ball that continuous print ramie stripes the most successively winds inside and outside even density.The present invention dye full and uniform, bright-colored, levels are rich, color fastness are good.
Description
Technical field
The present invention relates to a kind of ramee spinning technical field, a kind of clothing for knitting or woven processing and the production method of bastose wet spinning yarn of family's textile fabric.
Background technology
The bast yarn and thread kind of current domestic bast fibre spinning corporate boss monochrome to be produced (white and primary colors), and to dye, generally go through following several method: one is that the dimity of white is dyed different colors one by one, then further according to needing the dimity of different colours is carried out color to knit；Two is that the cloth woven by the dimity dyes as required.
Both the above method has the disadvantage that 1, it is impermeable to contaminate, and due to cylinder yarn parcel closely, on yarn, the pectin of remaining stops dyestuff to penetrate into Tong Sha center fully and " the white heart " phenomenon occur simultaneously；2, uneven dyeing, the cylinder that piece dyeing finishing brings due to technique and environmental error is poor, aberration and edge to edge aberration end to end；3, dyeing cost is high, big for environment pollution；4, color is single, lacks bulky color effect, and finished appearance is stiff.
Patent No. 200710066825.3, the Chinese patent that patent name is " processing technology of flax color spinning " discloses a kind of technique: dye after being bleached by breakings material, connection comb, grilling, single essence smart, multiple, three road grillings, end pin operation is sequentially passed through after drying, during three road grillings, it is mixed into the flax fiber drawing-off of different colours and adds and be twisted into rove, by reeling roving on flyer bobbin, put into boil drift container carry out boiling drift, it is then passed through spinning and makes spun yarn, finally drying, winder aftershaping.Technique scheme uses that Caulis et Folium Lini is short spins route, and its shortcoming and defect is: (1), through single essence, multiple Seiko sequence, combing noil is the highest, and row yielding is low, and cost is high；(2) more than 30Nm high grade cotton yarn can not be spinned, should；(3) spinning yarn quality is poor, weaving performance is poor.
Patent No. 201010570251.5, patent name be " a kind of long colored spun flax yarn and preparation technology flow process " thereof Chinese patent in disclose a kind of technological process: (1) raw material choice；(2) beam splitting；(3) hackling；(4) raw material becomes bar；(5) dyeing；(6) zero also；(7) in the lump；(8) two also；(9) three also；(10) end is also；(11) rove；(12) drift is boiled；(13) spun yarn；(14) radio-frequency seasoning；(15) yarn is chosen；(16) winder；(17) finished product, packaging.Technique scheme only enumerates the title of each operation, and concrete process does not makees disclosure, and therefore those skilled in the art cannot implement.And above-mentioned technological process spins and zero difference with conventional Caulis et Folium Lini length in addition to dyeing process, its shortcoming and defect is: (1) cannot meet the dyeing package requirement to ramie stripes, and batch production efficiency is low；(2) ramie stripes dyeing is glued after drying and phenomenon is serious, and later process difficulty of processing is big；(3) spinnability is poor, and spinning yarn quality is poor, and weaving performance is poor.
Patent No. 201210314826.6, patent name be " producer of a kind of fibrilia colored-spun yarn " Chinese patent in disclose a kind of method: 1) pretreatment of flaxen fiber: flaxen fiber is respectively through concise and penetrant treating；It is 45-60min with scouring agent 3-4%owf at temperature 56-62 DEG C refining time in neutral conditions；(2) reeling of flaxen fiber: the weight of reeling is 500-700g；(3) dyeing of flaxen fiber: flaxen fiber is dyed required color；Dyestuff used is can discharge material or can not discharge material；(4) fixation of flaxen fiber: fixation 0.5 hour-1 hour under temperature 90-110 degree；(5) spinning of flaxen fiber: the flaxen fiber of different colours is woven into fiber dyed yarn.The shortcoming and defect of technique scheme is: (1) can not realize the mixing of arbitrary proportion, and color is single；(2) finished product is that two kinds of dyed yarns hand over the effect twisted with the fingers, it is impossible to produce bulky color effect；(3) operation length, efficiency is low, cost is high；(4) flaxen fiber all dyes, and relative colour-spun yarns pollutes big, not environmentally.
Summary of the invention
The technical problem to be solved is to overcome deficiency of the prior art and provide that a kind of dyeing is full and uniform, bright-colored, levels are rich, color fastness are good, with the normal dyeing diverse production method of bastose wet spinning yarn of product effect.
The present invention solves above-mentioned technical problem and the technical scheme is that production method of bastose wet spinning yarn, including hackling, degumming, boil drift, dye, dry and soft treatment, then the ramie stripes of 2 kinds or two or more different colours is pressed different color ratio colour mixtures, mixed also, the drawing-off through 4-6 road mixing in doubling step, again through rove, wet spinning spinning process, finally drying, winder, finished product packing, it is characterized in that: described hackling operation includes bar processed and two processes of balling-up, bar process processed is chopped fiber to be removed, longer flaxen fiber is made ramie stripes；Globulation is the hollow cylindrical fiber crops ball that continuous print ramie stripes the most successively winds inside and outside even density.Ramie stripes is made special numb ball shape during hackling by the present invention, and such purpose is easy for carrying and even dyeing, and rear road adds ramie stripes in man-hour and is prone to unwinding, facilitates drafting to produce.
Continuous ramie stripes is the most successively wound in take-up roll on fiber crops ball up-coiler by globulation of the present invention by traversing feeding unit, form the hollow cylindrical fiber crops ball of inside and outside even density, fiber crops ball internal diameter 5-10cm, external diameter 35-45cm, balling-up height 30-40cm, be easy to dyeing dress cage, simultaneously after road processing also allow for unwinding.
Drift process of boiling of the present invention includes that sub-drift and two processes of low temperature oxygen bleaching, sub-drift process, for put in water by fiber crops ball, add the NaClO of 1-2g/L2, pH value 2.5-3.5, initial temperature is 25 DEG C, is warming up to 50 DEG C with 30 minutes, washes after being incubated 30 minutes, completes sub-drift；Described low temperature oxygen bleaching process is, adds the H of 5-15g/L2O2, pH value 10-11, initial temperature is 25 DEG C, is warming up to 60 DEG C with 30 minutes, washes, complete oxygen bleaching after being incubated 50 minutes.Above-mentioned technical process and selection concrete technology parameter, more conventional hemp spinning process effect relaxes, and alleviates the damage boiling drift process to fiber, beneficially later process processing.
Dyeing course of the present invention is that the numb ball after bleaching is placed in the water of 25 DEG C-30 DEG C, requirement according to contaminated color adds reactive dye, it is warming up to 60 DEG C-80 DEG C and keeps 50-60 minute, detergent 1g/L is added after discharge opeing, carry out washing for the first time at a temperature of 80 DEG C-90 DEG C, clear water second time washing at a temperature of 80 DEG C-90 DEG C is added after discharge opeing, after discharge opeing at a temperature of 40 DEG C-50 DEG C, add softening agent 1-2g/L to soak 20-30 minute, dehydration 20-40 minute is carried out after discharge opeing, keep moisture content at 50%-70%, dry after dehydration, numb ball after drying carries out soft treatment again, reach machine production requirement on drafting.
Dyeing course of the present invention is that the ramie stripes after bleaching is placed in the water of 25 DEG C-30 DEG C, adds reactive dye, adds Na after 10 minutes2SO410g/L-70g/L keeps 15-20 minute, is then warming up to 60 DEG C-80 DEG C with the speed of 1 DEG C/min, adds the Na of 10g/L-20g/L2CO3, after keeping 20 minutes, add the Na of 10g/L-30g/L2CO3, after keeping 40-50 minute, discharge opeing carries out washing, drying and soft treatment the most successively.
Detergent of the present invention is soaping agent, and described softening agent is ester based quaternary ammonium salt softening agent QL, has good degradability, environmental protection, environment does not results in any impact.
Soft treatment of the present invention is the numb ball unwinding that will dry, and by having the stripping-cutting machine of double serpentine bending part, makes ramie stripes become loose softness through alternating bending and drawing-off effect.Using special stripping-cutting machine to make the loose softness of ramie stripes, be prone to processing, solving conventional ramie stripes cannot the problem that produces of shredding after bleachinging and dyeing.
Mixing in doubling step of the present invention its 0 and during the ramie stripes of 2 kinds or two or more different colours carried out mixed also, drawing-off, make the colour mixture ramie stripes of polychrome blending effect.Color is natural and implicit, and dim sense is strong, contains the fiber of part no dyeing, compare the traditional handicraft first spinning after stain in dyed yarn, and dyeing amount is few, relative energy-conserving and environment-protective.
Dyeing ramie stripes fiber after the present invention compared with prior art has the advantage that soft treatment has the advantages such as excellent pliability, slippery and elasticity, and the numb dyed yarn various colors that processes is beautiful, it is suitable for knitting or woven processing, knit the fabric made fluffy, soft, finished product color fastness is good, greatly meets people's soft feel on dress ornament and color demand.
Accompanying drawing explanation
Fig. 1 is the process chart of the present invention.
Fig. 2 is the dyeing course process chart of the present invention.
Fig. 3 is stripping-cutting machine double serpentine working areas schematic diagram of the present invention.
Detailed description of the invention
Embodiment one
See Fig. 1, Fig. 2, by raw ramie hackling, hackling includes bar processed and two processes of balling-up, bar processed will the chopped fiber in raw ramie be removed, longer flaxen fiber is made ramie stripes, is then the most successively wound in take-up roll by continuous ramie stripes by traversing feeding unit on fiber crops ball up-coiler, form the hollow cylindrical fiber crops ball of inside and outside even density, fiber crops ball internal diameter 5-10cm, external diameter 35-45cm, balling-up height 30-40cm.Bleaching after fiber crops ball degumming, described bleaching includes sub-drift and two steps of low temperature oxygen bleaching: first add the sodium chlorite NaClO of 1.5g/L in water2, pH value 2.5-3.5, initial temperature is 30 DEG C, is warming up to 50 DEG C with 30 minutes, washes after being incubated 20 minutes, completes sub-drift.Then carry out low temperature oxygen bleaching, add the H of 15g/L2O2, pH value 10-11, initial temperature is 25 DEG C, is warming up to 60 DEG C with 30 minutes, washes, complete low temperature oxygen bleaching after being incubated 50 minutes.Numb ball after bleaching is placed in the water of 30 DEG C, adds the Megafix light yellow B-EXF reactive dye of 3.2g/L, after being incubated 10 minutes, add Na2SO4(Matrii Sulfas Exsiccatus) 70g/L, starts to be warming up to the speed of 1 DEG C/min 60 DEG C after being incubated 20 minutes, adds the Na of 10g/L2CO3, after keeping 20 minutes, add the Na of 10g/L2CO3, discharge opeing after keeping 45 minutes, add soaping agent 1g/L, carry out washing 20 minutes for the first time at a temperature of 80 DEG C-90 DEG C, add clear water after discharge opeing and again wash at a temperature of 80 DEG C-90 DEG C 10 minutes.After discharge opeing at a temperature of 40 DEG C-50 DEG C, add ester based quaternary ammonium salt softening agent QL1.5g/L and soak 20-30 minute, after discharge opeing, carry out dehydration 20-40 minute, keep moisture content at 50%-70%.Numb ball after dehydration is dried with the speed of 4m/h in radio frequency dryer.See Fig. 3, the numb ball unwinding after drying, and by having the stripping-cutting machine of double serpentine bending part 1, make ramie stripes become loose softness through alternating bending and drawing-off effect.After process, the ramie stripes of 2 kinds or two or more different colours proportionally on 0 road drawing frame, carried out colour mixture and close, making the colour mixture ramie stripes of 25g/m, be then passed through 1 and, 2 and, 3 and, end and multiple tracks drafting grilling carry out repeatedly and close and drawing-off.End ramie stripes make rove through drawing-off, and rove adds the twist of 32T/m, are wound on flyer bobbin.Flyer bobbin is put into boil drift container be impregnated with normal-temperature water, on spinning frame, after draw twisting, then make spun yarn.Spun yarn is placed in radio frequency dryer and dries with the speed of 6m/h, last winder molding.
Embodiment two
See Fig. 1, Fig. 2, by raw ramie hackling, hackling includes bar processed and two processes of balling-up, bar processed will the chopped fiber in raw ramie be removed, longer flaxen fiber is made ramie stripes, is then the most successively wound in take-up roll by continuous ramie stripes by traversing feeding unit on fiber crops ball up-coiler, form the hollow cylindrical fiber crops ball of inside and outside even density, fiber crops ball internal diameter 5-10cm, external diameter 35-45cm, balling-up height 30-40cm.Bleaching after fiber crops ball degumming, described bleaching includes sub-drift and two steps of low temperature oxygen bleaching: add now the sodium chlorite NaClO of 1g/L in water2, pH value 2.5-3.5, initial temperature is 30 DEG C, is warming up to 50 DEG C with 30 minutes, washes after being incubated 20 minutes, completes sub-drift.Then carry out low temperature oxygen bleaching, add the H of 5g/L2O2, pH value 10-11, initial temperature is 25 DEG C, is warming up to 60 DEG C with 30 minutes, washes, complete low temperature oxygen bleaching after being incubated 50 minutes.Numb ball after bleaching is placed in the water of 25 DEG C, adds the Megafix orange B-2RN reactive dye of bright red B-EXF and 1.2g/L of Megafix of 0.8g/L, after being incubated 10 minutes, add Na2SO4(Matrii Sulfas Exsiccatus) 40g/L, starts to be warming up to the speed of 1 DEG C/min 70 DEG C after being incubated 15 minutes, adds the Na of 15g/L2CO3, after keeping 20 minutes, add the Na of 20g/L2CO3, discharge opeing after keeping 40 minutes, add soaping agent 1g/L, carry out washing at a temperature of 80 DEG C-90 DEG C 20 minutes, add clear water after discharge opeing and again wash at a temperature of 80 DEG C-90 DEG C 10 minutes.After discharge opeing at a temperature of 40 DEG C-50 DEG C, add ester based quaternary ammonium salt softening agent QL1g/L and soak 20-30 minute, after discharge opeing, carry out dehydration 20-40 minute, keep moisture content at 50%-70%.Numb ball after dehydration is dried with the speed of 4m/h in radio frequency dryer.See Fig. 3, the numb ball unwinding after drying, and by having the stripping-cutting machine of double serpentine bending part 1, make ramie stripes become loose softness through alternating bending and drawing-off effect.After process, the ramie stripes of 2 kinds or two or more different colours proportionally on 0 road drawing frame, carried out colour mixture and close, making the colour mixture ramie stripes of 25g/m, be then passed through 1 and, 2 and, 3 and, end and multiple tracks drafting grilling carry out repeatedly and close and drawing-off.End ramie stripes make rove through drawing-off, and rove adds the twist of 32T/m, are wound on flyer bobbin.Flyer bobbin is put into boil drift container be impregnated with normal-temperature water, on spinning frame, after draw twisting, then make spun yarn.Spun yarn is placed in radio frequency dryer and dries with the speed of 6m/h, last winder molding.
Embodiment three
See Fig. 1, Fig. 2, by raw ramie hackling, hackling includes bar processed and two processes of balling-up, bar processed will the chopped fiber in raw ramie be removed, longer flaxen fiber is made ramie stripes, is then the most successively wound in take-up roll by continuous ramie stripes by traversing feeding unit on fiber crops ball up-coiler, form the hollow cylindrical fiber crops ball of inside and outside even density, fiber crops ball internal diameter 5-10cm, external diameter 35-45cm, balling-up height 30-40cm.Bleaching after fiber crops ball degumming, described bleaching includes sub-drift and two steps of low temperature oxygen bleaching: add now the sodium chlorite NaClO of 2g/L in water2, pH value 2.5-3.5, initial temperature is 30 DEG C, is warming up to 50 DEG C with 30 minutes, washes after being incubated 20 minutes, completes sub-drift.Then carry out low temperature oxygen bleaching, add the H of 10g/L2O2, pH value 10-11, initial temperature is 25 DEG C, is warming up to 60 DEG C with 30 minutes, washes, complete low temperature oxygen bleaching after being incubated 50 minutes.Numb ball after bleaching is placed in the water of 30 DEG C, adds the Megafix red B-EXF reactive dye of gorgeous blue B-EXF and 0.01g/L of Megafix of 1.7g/L, after being incubated 10 minutes, add Na2SO4(Matrii Sulfas Exsiccatus) 10g/L, starts to be warming up to the speed of 1 DEG C/min 80 DEG C after being incubated 20 minutes, adds the Na of 20g/L2CO3, after keeping 20 minutes, add the Na of 30g/L2CO3, discharge opeing after keeping 50 minutes, add soaping agent 1g/L, carry out washing at a temperature of 80 DEG C-90 DEG C 20 minutes, add clear water after discharge opeing and again wash at a temperature of 80 DEG C-90 DEG C 10 minutes.After discharge opeing at a temperature of 40 DEG C-50 DEG C, add ester based quaternary ammonium salt softening agent QL2g/L, soak 20-30 minute, after discharge opeing, carry out dehydration 20-40 minute, keep moisture content at 50%-70%.Numb ball after dehydration is dried with the speed of 4m/h in radio frequency dryer.See Fig. 3, the numb ball unwinding after drying, and by having the stripping-cutting machine of double serpentine bending part 1, make ramie stripes become loose softness through alternating bending and drawing-off effect.After process, the ramie stripes of 2 kinds or two or more different colours proportionally on 0 road drawing frame, carried out colour mixture and close, making the colour mixture ramie stripes of 25g/m, be then passed through 1 and, 2 and, 3 and, end and multiple tracks drafting grilling carry out repeatedly and close and drawing-off.End ramie stripes make rove through drawing-off, and rove adds the twist of 32T/m, are wound on flyer bobbin.Flyer bobbin is put into boil drift container be impregnated with normal-temperature water, on spinning frame, after draw twisting, then make spun yarn.Spun yarn is placed in radio frequency dryer and dries with the speed of 6m/h, last winder molding.
Embodiment four
See Fig. 1, Fig. 2, by raw ramie hackling, hackling includes bar processed and two processes of balling-up, bar processed will the chopped fiber in raw ramie be removed, longer flaxen fiber is made ramie stripes, is then the most successively wound in take-up roll by continuous ramie stripes by traversing feeding unit on fiber crops ball up-coiler, form the hollow cylindrical fiber crops ball of inside and outside even density, fiber crops ball internal diameter 5-10cm, external diameter 35-45cm, balling-up height 30-40cm.Bleaching after fiber crops ball degumming, described bleaching includes sub-drift and two steps of low temperature oxygen bleaching: add now the sodium chlorite NaClO of 2g/L in water2, pH value 2.5-3.5, initial temperature is 30 DEG C, is warming up to 50 DEG C with 30 minutes, washes after being incubated 20 minutes, completes sub-drift.Then carry out low temperature oxygen bleaching, add the H of 10g/L2O2, pH value 10-11, initial temperature is 25 DEG C, is warming up to 60 DEG C with 30 minutes, washes, complete low temperature oxygen bleaching after being incubated 50 minutes.Numb ball after bleaching is placed in the water of 30 DEG C, add the Megafix red B-EXF reactive dye of gorgeous blue B-EXF and 0.01g/L of Megafix of 1.7g/L, it is warming up to 60 DEG C-80 DEG C and keeps 50-60 minute, detergent 1g/L is added after discharge opeing, carry out washing for the first time at a temperature of 80 DEG C-90 DEG C, clear water second time washing at a temperature of 80 DEG C-90 DEG C is added after discharge opeing, after discharge opeing at a temperature of 40 DEG C-50 DEG C, add ester based quaternary ammonium salt softening agent 1.5g/L to soak 20-30 minute, dehydration 20-40 minute is carried out after discharge opeing, keep moisture content at 50%-70%, numb ball after dehydration is dried with the speed of 4m/h in radio frequency dryer.See Fig. 3, the numb ball unwinding after drying, and by having the stripping-cutting machine of double serpentine bending part 1, make ramie stripes become loose softness through alternating bending and drawing-off effect.After process, the ramie stripes of 2 kinds or two or more different colours proportionally on 0 road drawing frame, carried out colour mixture and close, making the colour mixture ramie stripes of 25g/m, be then passed through 1 and, 2 and, 3 and, end and multiple tracks drafting grilling carry out repeatedly and close and drawing-off.End ramie stripes make rove through drawing-off, and rove adds the twist of 32T/m, are wound on flyer bobbin.Flyer bobbin is put into boil drift container be impregnated with normal-temperature water, on spinning frame, after draw twisting, then make spun yarn.Spun yarn is placed in radio frequency dryer and dries with the speed of 6m/h, last winder molding.
Although the present invention is open as above with embodiment, but it is not limited to protection scope of the present invention, any technical staff being familiar with this technology, in the change made without departing from the spirit and scope of the invention and retouching, all should belong to protection scope of the present invention.
Claims (3)
1. a production method of bastose wet spinning yarn, including hackling, degumming, boil drift, dye, dry and soft treatment, then the ramie stripes of 2 kinds or two or more different colours is pressed different color ratio colour mixtures, mixed also, the drawing-off through 4-6 road mixing in doubling step, again through rove, wet spinning spinning process, finally drying, winder, finished product packing, it is characterised in that: described hackling operation includes bar processed and two processes of balling-up, bar process processed is chopped fiber to be removed, longer flaxen fiber is made ramie stripes；Globulation is the hollow cylindrical fiber crops ball that continuous print ramie stripes the most successively winds inside and outside even density, i.e. by traversing feeding unit, continuous ramie stripes is the most successively wound in take-up roll on fiber crops ball up-coiler, form the hollow cylindrical fiber crops ball of inside and outside even density, fiber crops ball internal diameter 5-10cm, external diameter 35-45cm, balling-up height 30-40cm, described soft treatment is the numb ball unwinding that will dry, and by having the stripping-cutting machine of double serpentine bending part, make ramie stripes become loose softness through alternating bending and drawing-off effect；Described drift process of boiling includes that sub-drift and two processes of low temperature oxygen bleaching, sub-drift process, for put in water by fiber crops ball, add the NaClO of 1-2g/L2, pH value 2.5-3.5, initial temperature is 30 DEG C, is warming up to 50 DEG C with 30 minutes, washes after being incubated 20 minutes, completes sub-drift；Described low temperature oxygen bleaching process is, adds the H of 5-15g/L2O2, pH value 10-11, initial temperature is 25 DEG C, is warming up to 60 DEG C with 30 minutes, washes, complete oxygen bleaching after being incubated 50 minutes；Described dyeing course is that the numb ball after bleaching is placed in the water of 25 DEG C-30 DEG C, requirement according to contaminated color adds reactive dye, it is warming up to 60 DEG C-80 DEG C and keeps 50-60 minute, detergent 1g/L is added after discharge opeing, carry out washing for the first time at a temperature of 80 DEG C-90 DEG C, clear water second time washing at a temperature of 80 DEG C-90 DEG C is added after discharge opeing, after discharge opeing at a temperature of 40 DEG C-50 DEG C, add softening agent 1-2g/L to soak 20-30 minute, dehydration 20-40 minute is carried out after discharge opeing, keep moisture content at 50%-70%, dry after dehydration, numb ball after drying carries out soft treatment again.
Production method of bastose wet spinning yarn the most according to claim 1, it is characterised in that: described detergent is soaping agent, and described softening agent is ester based quaternary ammonium salt softening agent.
Production method of bastose wet spinning yarn the most according to claim 1, it is characterised in that: described mixing in doubling step its 0 and during the ramie stripes of 2 kinds or two or more different colours carried out mixed also, drawing-off, make the colour mixture ramie stripes of polychrome blending effect.
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| CN107488903B (en) * | 2017-07-03 | 2019-07-23 | 东华大学 | A kind of half bleaching linen yarn preparation method differential with dyeing |
| CN108149354A (en) * | 2018-01-16 | 2018-06-12 | 南京金岛中欧服饰有限公司 | A kind of Efficient textile technology |
| CN109322154B (en) * | 2018-11-07 | 2021-12-07 | 青岛奥洛思新材料有限公司 | Lubricant for processing hemp roving and preparation method thereof |
| CN111501381A (en) * | 2020-05-28 | 2020-08-07 | 张家港扬子染整有限公司 | Hemp wool top dyeing process |
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| CN1268590A (en) * | 2000-04-26 | 2000-10-04 | 黑龙江金亚纺织集团有限公司 | Flax fancy yarn and its spinning method |
| CN101008117A (en) * | 2007-01-24 | 2007-08-01 | 浙江金元亚麻有限公司 | Flax color spinning preparation process |
| CN102011223A (en) * | 2010-12-02 | 2011-04-13 | 湖州金博亚麻纺织有限公司 | Flaxen spun line yarns and preparation technical process thereof |
| CN102277755A (en) * | 2011-06-29 | 2011-12-14 | 湖南华升株洲雪松有限公司 | Dyeing technology of ramie strips and manufacturing method of spinning |
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|---|---|---|---|---|
| CN1268590A (en) * | 2000-04-26 | 2000-10-04 | 黑龙江金亚纺织集团有限公司 | Flax fancy yarn and its spinning method |
| CN101008117A (en) * | 2007-01-24 | 2007-08-01 | 浙江金元亚麻有限公司 | Flax color spinning preparation process |
| CN102011223A (en) * | 2010-12-02 | 2011-04-13 | 湖州金博亚麻纺织有限公司 | Flaxen spun line yarns and preparation technical process thereof |
| CN102277755A (en) * | 2011-06-29 | 2011-12-14 | 湖南华升株洲雪松有限公司 | Dyeing technology of ramie strips and manufacturing method of spinning |
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