CN104805527A - Method for preparing biomass straw carbon polyamide yarns - Google Patents
Method for preparing biomass straw carbon polyamide yarns Download PDFInfo
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- CN104805527A CN104805527A CN201510200510.8A CN201510200510A CN104805527A CN 104805527 A CN104805527 A CN 104805527A CN 201510200510 A CN201510200510 A CN 201510200510A CN 104805527 A CN104805527 A CN 104805527A
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- biomass straw
- straw charcoal
- polyamide yarns
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Abstract
The invention provides a method for preparing biomass straw carbon polyamide yarns. The method comprises the following steps: performing pretreatment on biomass straw to obtain biomass straw carbon particles for later use; precisely weighing the biomass straw carbon particles and polyamide-6 chips; fully stirring to be uniform; feeding the obtained mixture into a screw extruder to be fused to obtain a melt; extruding the melt into a spinneret plate to obtain filaments; cooling the filaments via cross air blasting; enabling the cooled filaments to pass through a spinning channel; oiling the filaments; sequentially pre-interlacing, bundling, guiding, cold-rolling, hot-rolling, interlacing and winding the oiled filaments to obtain the biomass straw carbon polyamide yarns, wherein guiding is realized through a godet wheel. The method provided by the invention widens the ways for preparing the biomass straw carbon polyamide yarns while achieving straw recycling and avoiding pollution caused by direct discarding of straw, and the prepared biomass straw carbon polyamide yarns are favorable in quality.
Description
[technical field]
The present invention relates to a kind of preparation method in spinning field, be specifically related to a kind of preparation method of biomass straw charcoal POLYAMIDE YARNS.
[background technology]
Stalk is the general name of ripe crops stem, leaf part; Be often referred to wheat, paddy rice, corn, potato class, rape, cotton, sugarcane and other crops remainder after results seed.The photosynthetic product of crops has and is over halfly present in stalk, and stalk is rich in nitrogen, phosphorus, potassium, calcium, magnesium and organic matter etc., is that one has multiduty reproducible biomass resource.
If stalk biomass is mostly directly burned or abandons, not only contaminated environment also causes the waste of resource.And the charcoal prepared by biomass straw is used as additive prepares POLYAMIDE YARNS, not only achieve the high-value-use of discarded object biomass straw, the POLYAMIDE YARNS prepared also is made to have special function: because biomass straw charcoal can be naturally releasing far infrared, be added in yarn and be made into the blood circulation that clothing can promote human body, can fatigue-relieving, people is basked, comfortable; Biomass straw charcoal has larger specific area, and adsorption capacity is good, has adsorb peculiar smell, the effect purified air; Biomass straw charcoal can produce anion, is added in yarn to be made into clothing and can to improve health mechanism, enhances metabolism; In addition the clothing be made into containing the polyamide fibre yarn of biomass straw charcoal also has mildew-resistant, protection against the tide, deodorizing, the effect such as antibacterial.
Therefore, along with the raising of people's living standard, increasing to the clothing demand of environmental protection and the yarn weaving with specific function, avoid preparing under the prerequisite to environment the good biomass straw charcoal POLYAMIDE YARNS of quality be practitioner institute urgently expectantly.
[summary of the invention]
Technical problem to be solved by this invention is the preparation method providing a kind of biomass straw charcoal POLYAMIDE YARNS, is widening the approach preparing biomass straw charcoal POLYAMIDE YARNS, and obtained biomass straw charcoal POLYAMIDE YARNS has good quality.
The present invention solves the problems of the technologies described above by the following technical programs: a kind of preparation method of biomass straw charcoal POLYAMIDE YARNS, and this preparation method comprises following concrete operation step:
Biomass straw is cut into about 1cm × 1cm size and is placed in vacuum cracking stove, in stove, pass into nitrogen, under making the furnace chamber of vacuum cracking stove be in nitrogen atmosphere, furnace temperature is risen to 400 DEG C, after keeping 30min-60min, naturally cool to room temperature, the solid constituent obtained is biomass straw charcoal; Biomass straw charcoal ball mill grinding is less than 3 μm to particle diameter, obtains biomass straw charcoal particle, stand-by;
Precision takes the biomass straw charcoal particle and chinlon 6 section that mass ratio is 5:95-8:92, and after stirring, send into melting in screw extruder and form melt, in screw extruder, be divided into five districts, and temperature setting in each district is respectively 245 DEG C, 248 DEG C, 252 DEG C, 256 DEG C, 256 DEG C; Melt extruding afterwards enters spinnerets and obtains strand, then strand passes through spinning shaft after being cooled by lateral blowing, then strand is oiled, more then obtain biomass straw charcoal POLYAMIDE YARNS through pre-network, boundling, draw-off godet, cold roller, hot-rolling, master network and winding successively; Wherein, the diameter of spinnerets is 70mm, hole count is 34-96; The wind speed of lateral blowing is 0.3-0.6m/s, temperature is 17-22 DEG C, humidity is 70%-95%; Heat roller temperature is 140 DEG C-152 DEG C, and the draw ratio between cold roller and hot-rolling is 1.1-1.3; And winding speed is 4500-4800m/s.
Further, in described step (2), the mass ratio of biomass straw charcoal particle and chinlon 6 section is 5:95.
Further, in described step (2), the mass ratio of biomass straw charcoal particle and chinlon 6 section is 8:92.
The beneficial effect of the preparation method of a kind of biomass straw charcoal of the present invention POLYAMIDE YARNS is: realizing stalk recycling and avoiding because stalk is directly discarded while causing pollution problem, widen the approach preparing biomass straw charcoal POLYAMIDE YARNS, in addition, not only preparation manipulation is easy, efficiency is high, and obtained biomass straw charcoal POLYAMIDE YARNS has good quality.
[detailed description of the invention]
The preparation method of a kind of biomass straw charcoal of the present invention POLYAMIDE YARNS, biomass straw is cut into about 1cm × 1cm size and is placed in vacuum cracking stove, nitrogen is passed in stove, under making the furnace chamber of vacuum cracking stove be in nitrogen atmosphere, furnace temperature is risen to 400 DEG C, after keeping 30min-60min, naturally cool to room temperature, the solid constituent obtained is biomass straw charcoal; Biomass straw charcoal ball mill grinding is less than 3 μm to particle diameter, obtains biomass straw charcoal particle, stand-by; Precision takes the biomass straw charcoal particle and chinlon 6 section that mass ratio is 5:95-8:92, and after stirring, send into melting in screw extruder and form melt, in screw extruder, be divided into five districts, and temperature setting in each district is respectively 245 DEG C, 248 DEG C, 252 DEG C, 256 DEG C, 256 DEG C; Melt extruding afterwards enters spinnerets and obtains strand, then strand passes through spinning shaft after being cooled by lateral blowing, then strand is oiled, more then obtain biomass straw charcoal POLYAMIDE YARNS through pre-network, boundling, draw-off godet, cold roller, hot-rolling, master network and winding successively; Wherein, the diameter of spinnerets is 70mm, hole count is 34-96; The wind speed of lateral blowing is 0.3-0.6m/s, temperature is 17-22 DEG C, humidity is 70%-95%; Heat roller temperature is 140 DEG C-152 DEG C, and the draw ratio between cold roller and hot-rolling is 1.1-1.3; And winding speed is 4500-4800m/s.
In order to be further elaborated explanation to preparation method of the present invention, applicant gives following specific embodiment.
Embodiment 1
Biomass straw is cut into about 1cm × 1cm size and is placed in vacuum cracking stove, in stove, pass into nitrogen, under making the furnace chamber of vacuum cracking stove be in nitrogen atmosphere, furnace temperature is risen to 400 DEG C, after keeping 50min, naturally cool to room temperature, the solid constituent obtained is biomass straw charcoal; Biomass straw charcoal ball mill grinding is less than 3 μm to particle diameter, obtains biomass straw charcoal particle, stand-by; Precision takes the biomass straw charcoal particle and chinlon 6 section that mass ratio is 5:95, and after stirring, send into melting in screw extruder and form melt, in screw extruder, be divided into five districts, and temperature setting in each district is respectively 245 DEG C, 248 DEG C, 252 DEG C, 256 DEG C, 256 DEG C; Melt extruding afterwards enters spinnerets and obtains strand, then strand passes through spinning shaft after being cooled by lateral blowing, then strand is oiled, more then obtain biomass straw charcoal POLYAMIDE YARNS through pre-network, boundling, draw-off godet, cold roller, hot-rolling, master network and winding successively; Wherein, the diameter of spinnerets is 70mm, hole count is 34; The wind speed of lateral blowing is 0.5m/s, temperature is 22 DEG C, humidity is 70%; Heat roller temperature is 150 DEG C, and the draw ratio between cold roller and hot-rolling is 1.1; And winding speed is 4800m/s.
This embodiment prepares gained biomass straw charcoal POLYAMIDE YARNS after testing, its intensity is 4.0cN/dtex, fiber number coefficient of variation CV value is 1.2%, elongation at break is 53%.
Embodiment 2
Biomass straw is cut into about 1cm × 1cm size and is placed in vacuum cracking stove, in stove, pass into nitrogen, under making the furnace chamber of vacuum cracking stove be in nitrogen atmosphere, furnace temperature is risen to 400 DEG C, after keeping 30min, naturally cool to room temperature, the solid constituent obtained is biomass straw charcoal; Biomass straw charcoal ball mill grinding is less than 3 μm to particle diameter, obtains biomass straw charcoal particle, stand-by; Precision takes the biomass straw charcoal particle and chinlon 6 section that mass ratio is 8:92, and after stirring, send into melting in screw extruder and form melt, in screw extruder, be divided into five districts, and temperature setting in each district is respectively 245 DEG C, 248 DEG C, 252 DEG C, 256 DEG C, 256 DEG C; Melt extruding afterwards enters spinnerets and obtains strand, then strand passes through spinning shaft after being cooled by lateral blowing, then strand is oiled, more then obtain biomass straw charcoal POLYAMIDE YARNS through pre-network, boundling, draw-off godet, cold roller, hot-rolling, master network and winding successively; Wherein, the diameter of spinnerets is 70mm, hole count is 96; The wind speed of lateral blowing is 0.3/s, temperature is 20 DEG C, humidity is 85%; Heat roller temperature is 152 DEG C, and the draw ratio between cold roller and hot-rolling is 1.2; And winding speed is 4500m/s.
This embodiment prepares gained biomass straw charcoal POLYAMIDE YARNS after testing, its intensity is 3.8cN/dtex, fiber number coefficient of variation CV value is 1.6%, elongation at break is 49%.
Embodiment 3
Biomass straw is cut into about 1cm × 1cm size and is placed in vacuum cracking stove, in stove, pass into nitrogen, under making the furnace chamber of vacuum cracking stove be in nitrogen atmosphere, furnace temperature is risen to 400 DEG C, after keeping 60min, naturally cool to room temperature, the solid constituent obtained is biomass straw charcoal; Biomass straw charcoal ball mill grinding is less than 3 μm to particle diameter, obtains biomass straw charcoal particle, stand-by; Precision takes the biomass straw charcoal particle and chinlon 6 section that mass ratio is 6:94, and after stirring, send into melting in screw extruder and form melt, in screw extruder, be divided into five districts, and temperature setting in each district is respectively 245 DEG C, 248 DEG C, 252 DEG C, 256 DEG C, 256 DEG C; Melt extruding afterwards enters spinnerets and obtains strand, then strand passes through spinning shaft after being cooled by lateral blowing, then strand is oiled, more then obtain biomass straw charcoal POLYAMIDE YARNS through pre-network, boundling, draw-off godet, cold roller, hot-rolling, master network and winding successively; Wherein, the diameter of spinnerets is 70mm, hole count is 48; The wind speed of lateral blowing is 0.6m/s, temperature is 17 DEG C, humidity is 95%; Heat roller temperature is 140 DEG C, and the draw ratio between cold roller and hot-rolling is 1.3; And winding speed is 4700m/s.
This embodiment prepares gained biomass straw charcoal POLYAMIDE YARNS after testing, its intensity is 4.0cN/dtex, fiber number coefficient of variation CV value is 1.4%, elongation at break is 50%.
To sum up, preparation method of the present invention is realizing stalk recycling and is avoiding because stalk is directly discarded while causing pollution problem, widened the approach preparing biomass straw charcoal POLYAMIDE YARNS, not only preparation manipulation is easy, efficiency is high, and obtained biomass straw charcoal POLYAMIDE YARNS has good quality.
Claims (3)
1. a preparation method for biomass straw charcoal POLYAMIDE YARNS, is characterized in that: this preparation method comprises following concrete operation step:
Biomass straw is cut into about 1cm × 1cm size and is placed in vacuum cracking stove, in stove, pass into nitrogen, under making the furnace chamber of vacuum cracking stove be in nitrogen atmosphere, furnace temperature is risen to 400 DEG C, after keeping 30min-60min, naturally cool to room temperature, the solid constituent obtained is biomass straw charcoal; Biomass straw charcoal ball mill grinding is less than 3 μm to particle diameter, obtains biomass straw charcoal particle, stand-by;
Precision takes the biomass straw charcoal particle and chinlon 6 section that mass ratio is 5:95-8:92, and after stirring, send into melting in screw extruder and form melt, in screw extruder, be divided into five districts, and temperature setting in each district is respectively 245 DEG C, 248 DEG C, 252 DEG C, 256 DEG C, 256 DEG C; Melt extruding afterwards enters spinnerets and obtains strand, then strand passes through spinning shaft after being cooled by lateral blowing, then strand is oiled, more then obtain biomass straw charcoal POLYAMIDE YARNS through pre-network, boundling, draw-off godet, cold roller, hot-rolling, master network and winding successively; Wherein, the diameter of spinnerets is 70mm, hole count is 34-96; The wind speed of lateral blowing is 0.3-0.6m/s, temperature is 17-22 DEG C, humidity is 70%-95%; Heat roller temperature is 140 DEG C-152 DEG C, and the draw ratio between cold roller and hot-rolling is 1.1-1.3; And winding speed is 4500-4800m/s.
2. the preparation method of a kind of biomass straw charcoal POLYAMIDE YARNS according to claim 1, is characterized in that: in described step (2), the mass ratio of biomass straw charcoal particle and chinlon 6 section is 5:95.
3. the preparation method of a kind of biomass straw charcoal POLYAMIDE YARNS according to claim 1, is characterized in that: in described step (2), the mass ratio of biomass straw charcoal particle and chinlon 6 section is 8:92.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510200510.8A CN104805527A (en) | 2015-04-24 | 2015-04-24 | Method for preparing biomass straw carbon polyamide yarns |
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| CN201510200510.8A CN104805527A (en) | 2015-04-24 | 2015-04-24 | Method for preparing biomass straw carbon polyamide yarns |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH101820A (en) * | 1996-06-14 | 1998-01-06 | Koichi Nishikawa | Artificial fiber and its product |
| CN1760413A (en) * | 2005-11-02 | 2006-04-19 | 天津市发博纺织材料有限责任公司 | Capron 6 bamboo charcoal staple fiber, and fabricating method |
| CN101665988A (en) * | 2009-09-28 | 2010-03-10 | 海安县中山合成纤维有限公司 | Gray bamboo carbon chinlon filament and production method thereof |
| CN103276487A (en) * | 2013-06-06 | 2013-09-04 | 浙江亚星纤维有限公司 | Production method of multifunctional nylon grey bamboo charcoal filaments |
| CN103627417A (en) * | 2013-04-15 | 2014-03-12 | 夏津县阳光新能源开发有限公司 | Method for preparing biomass charcoal and jointly producing dimethyl ether from straw briquette |
| CN103788503A (en) * | 2012-10-31 | 2014-05-14 | 博富科技股份有限公司 | Filler masterbatch containing plant charcoal and preparation method thereof |
-
2015
- 2015-04-24 CN CN201510200510.8A patent/CN104805527A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH101820A (en) * | 1996-06-14 | 1998-01-06 | Koichi Nishikawa | Artificial fiber and its product |
| CN1760413A (en) * | 2005-11-02 | 2006-04-19 | 天津市发博纺织材料有限责任公司 | Capron 6 bamboo charcoal staple fiber, and fabricating method |
| CN101665988A (en) * | 2009-09-28 | 2010-03-10 | 海安县中山合成纤维有限公司 | Gray bamboo carbon chinlon filament and production method thereof |
| CN103788503A (en) * | 2012-10-31 | 2014-05-14 | 博富科技股份有限公司 | Filler masterbatch containing plant charcoal and preparation method thereof |
| CN103627417A (en) * | 2013-04-15 | 2014-03-12 | 夏津县阳光新能源开发有限公司 | Method for preparing biomass charcoal and jointly producing dimethyl ether from straw briquette |
| CN103276487A (en) * | 2013-06-06 | 2013-09-04 | 浙江亚星纤维有限公司 | Production method of multifunctional nylon grey bamboo charcoal filaments |
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Application publication date: 20150729 |