CN101191263B - Method for manufacturing anti-bacterial bamboo charcoal fiber yarn - Google Patents
Method for manufacturing anti-bacterial bamboo charcoal fiber yarn Download PDFInfo
- Publication number
- CN101191263B CN101191263B CN2006101618115A CN200610161811A CN101191263B CN 101191263 B CN101191263 B CN 101191263B CN 2006101618115 A CN2006101618115 A CN 2006101618115A CN 200610161811 A CN200610161811 A CN 200610161811A CN 101191263 B CN101191263 B CN 101191263B
- Authority
- CN
- China
- Prior art keywords
- bamboo
- bamboo charcoal
- bamboo carbon
- bacterial
- fibre
- 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.)
- Active
Links
Images
Abstract
The invention relates to a manufacturing method for antibiotic bamboo carbon fiber yarn, wherein the nanometer zinc oxide or silver with antibiotic effects is directly glued on the bamboo fiber, the bamboo fiber directly undergoes the high temperature carbonization procedure, getting the antibiotic bamboo carbon fiber of which antibiotic particles are glued on the surface; because the antibiotic bamboo carbon fiber is made of the bamboo carbon, the antibiotic bamboo carbon fiber and the bamboo carbon have the same characteristics, thereby overcoming the defect that the bamboo carbon fiber is short of the antibiotic capability; due to the mixed spinning between a plurality of antibiotic bamboo carbon fibers and other fibers, the bamboo carbon fiber yarn with high bamboo carbon content(more than 10 percent by weight) can be made, thereby the invention is used to make a plurality of yarns; moreover, the bamboo carbon fiber yarn not only has the antibiotic capability of which the traditional bamboo carbon fiber is short, but also greatly improves the bamboo carbon related functional performances of the traditional bamboo carbon fiber, such as deodorization, far infrared ray and negative ion, etc., due to the increased bamboo carbon content.
Description
Technical field
The present invention relates to a kind of manufacturing approach of anti-bacterial bamboo charcoal fiber yarn; Relate in particular to a kind of anti-bacterial fibre and yarn that high bamboo charcoal content is arranged; And then the bamboo charcoal correlation function characteristic that significantly promotes traditional bamboo-carbon fibre and had, as disappear smelly, produce effects such as far infrared and anion.
Background technology
The combination of general bamboo charcoal powder and fiber; The binding agent of use is arranged or directly add in the raw material and be pumped into two kinds of filaments; The former is like patent CN1690300, CN2663487, JP2005068565, JP11323747 etc., the latter such as patent CN1607271, CN1558007 etc.;
Be to increase functional characteristic, bamboo charcoal powder is mixed the material of difference in functionality, for the functional characteristic that improves integral product, like patent CN1690130, CN1689408, CN1618888, JP10043584 etc.;
The powder that mixes forms coating or specific appearance constructed products by adhesive, like patent CN1718268, US6509294, CN1515199, CN1647915, CN1695931, CN2612530, JP2000343639, JP2004180864 etc.;
The fiber that will contain bamboo charcoal forms functional fiber with the blending mode, like patent CN1730741, CN1733985, JP2003118024, JP2004353133 etc.;
The existing product of general and bamboo charcoal powder connection, in the majority to mix the outer add mode use of adhesive, in fiber, include bamboo charcoal powder, prolong with existing fibre technology, bamboo charcoal powder is made as the master with the mode of additive; Because bamboo-carbon powder proportion is low; Be easy to generate when mixing with fibrous raw material and disperse uneven result, though can improve via the interpolation of dispersant, addition still is subject to below the 3wt%; The bamboo charcoal powder content that causes making an addition in the fiber can't be too high, the functional effect that influence can produce;
In addition, add the common method of different materials, utilize mixed powder, be made into polyfunctional fiber through existing fibre technology as additive for the functional characteristic of increase fiber; But whole addition still is subject to and disperses uneven problem;
So; How shortcoming such as above-mentioned is forgone; And when the manufacturing approach of anti-bacterial bamboo charcoal fiber and yarn of the high bamboo charcoal content of a kind of tool is provided; And then promote significantly that traditional bamboo-carbon fibre institute tool bamboo charcoal correlation function characteristic is smelly as disappearing, the effect of far infrared and anion etc., be the place of the technological difficulties that institute of the present invention desire solves.
Summary of the invention
The manufacturing approach that the purpose of this invention is to provide a kind of anti-bacterial bamboo charcoal fiber yarn.
The present invention provides a kind of manufacturing approach of anti-bacterial bamboo charcoal fiber yarn; Be will have an antibacterial effect nano zine oxide or silver directly gluing on bamboo fibre; Again this bamboo fibre or bamboo fibre yarn are directly carried out the high temperature carbonization program, to get the anti-bacterial bamboo charcoal fiber that surperficial tool coheres antimicrobial particle, this anti-bacterial bamboo charcoal fabric integer is that bamboo charcoal constitutes; Therefore the characteristic of this anti-bacterial bamboo charcoal fiber is identical with the characteristic of bamboo charcoal, the antibacterial ability that overcomes this bamboo-carbon fibre simultaneously and lacked; By this many anti-bacterial bamboo charcoal fibers and other fiber blend, (therefore＞10wt%) bamboo charcoal fiber yarn is made applicable to polytype yarn to can be made into bamboo charcoal content at high proportion; And the antibacterial effect that this bamboo charcoal fiber yarn not only has traditional bamboo-carbon fibre and lacked, and can improving, and then the bamboo charcoal correlation function characteristic that significantly promotes traditional bamboo-carbon fibre and had, as the effect of disappear smelly, far infrared and anion etc. because of bamboo charcoal content.
Particularly, the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn of the present invention is characterized in that; With antimicrobial powder, for example the powder of nano zine oxide or silver is modulated into solution, again this antimicrobial powder solution spraying or coating is bonded in the bamboo fibre surface; And Microwave Treatment makes its tight gluing in addition, again bamboo fibre is inserted the high temperature carbonization stove, after the low temperature pre-oxidation program; With inert gas shielding; Carry out high temperature carbonization, form the anti-bacterial bamboo charcoal fiber, and form the functional blended yarn of tool with many fibrous bamboo-carbon fibre bundles of anti-bacterial bamboo charcoal and other fibre bundle blending through cooling.
Description of drawings
Fig. 1 is the functional yams line chart that bamboo-carbon fibre bundle of the present invention and other fibre bundle form through blending.
Fig. 2 is the bamboo fibre figure that nano zine oxide is cohered on surface of the present invention.
Fig. 3 be surface of the present invention cohere powder bamboo fibre in high temperature carbonization figure.
Fig. 4 is bamboo-carbon fibre bundle of the present invention and other (PET) fibre bundle magnified image figure with 70: 30 ratio blended yarns.
Fig. 5 is a method flow diagram of the present invention.
Drawing reference numeral explanation: other fibre bundle of 1-; 2-bamboo-carbon fibre bundle; The 3-blended yarn; The 4-antimicrobial powder; 501-nano zine oxide or silver; 502-is modulated into solution; 503-spraying or coating are bonded in this bamboo fibre surface; 504-Microwave Treatment 505-inserts the high temperature carbonization stove; Carry out the pre-oxidation program under the 506-low temperature; The protection of 507-inert gas; The 508-high temperature carbonization; The 509-cooling; 510-anti-bacterial bamboo charcoal fiber; 511-mixes yarn.
The specific embodiment
For the effect that can make things convenient for simple and direct understanding further feature content of the present invention and advantage and reached,, specify as follows now with conjunction with figs. of the present invention:
The present invention provides a kind of manufacturing approach of anti-bacterial bamboo charcoal fiber yarn; Its bamboo-carbon fibre bundle 2 that mainly is to use the bamboo fibre charing to form forms the functional blended yarn 3 of tool with other fibre bundle 1 blending; As shown in Figure 1; This bamboo fibre charing and form bamboo-carbon fibre; Said other fiber can be natural fabric, includes the chemical fibre or the general chemical synthetic fiber of functional powder, and this antimicrobial powder 4 can exist on this bamboo-carbon fibre surface or other fiber surface, and this bamboo-carbon fibre bundle 2 forms high bamboo charcoal content and antibiotic multi-functional blended yarn 3 with other fibre bundle 1 through holding under the arm to twist with the fingers to mix; Behind this bamboo-carbon fibre and other fiber blend, can provide than the existing fiber made from the bamboo charcoal powder addition manner to have more bamboo charcoal composition, guarantee contacting of bamboo charcoal and air simultaneously, bring into play the existing functional characteristic of bamboo charcoal;
Wherein this bamboo-carbon fibre bundle is by the nano zine oxide of tool antibacterial effect or silver-colored 501 powders and the tool antibacterial effect; See also shown in Figure 5ly, this nano zine oxide or silver granuel are the powder of 10 to 100 nanometers directly, be modulated into the aqueous solution 502 after; This antimicrobial powder solution spraying or coating are bonded in this bamboo fibre surface 503; With 2.45GHz Microwave Treatment 5041～100sec of 300W～1000W, make the powder hot melt be attached to this fiber surface again, please cooperate shown in Figure 2; Moreover, the bamboo fibre that antimicrobial powder coheres to be inserted in the high temperature carbonization stove 505, and carry out pre-oxidation program 506 at low temperatures, the pre-oxidation temperature is 200～600 ℃, and the time is 0.2～3 hour, and it is stable that this bamboo fibre structure is shunk, and increase its intensity; Before this pre-oxidized fibers gets into high temperature carbonization; It is the bamboo fibre with inert gas shielding 507 these pre-oxidation; To carry out high temperature carbonization 508; Its high temperature carbonization 508 temperature are 600 ℃～1500 ℃, and the time is 0.2～3 hour, and this high temperature source can be modes such as electric heating, heating using microwave, FAR INFRARED HEATING and heats; After the cooling 509, can obtain the fiber of pure bamboo charcoal made, be anti-bacterial bamboo charcoal fiber 510, as shown in Figure 3;
By shown in Figure 3; Confirm that Nano-class zinc oxide or silver are after the process charing; Can evenly and closely criticize cover on the bamboo fibre that is attached to after the charing; Therefore in follow-up blending technology and use, all can bear and repeatedly hold sth. made by twisting under the arm, wash, wash away and do not come off, make bamboo-carbon fibre can keep good antibacterial ability;
When the crosslinked bamboo-carbon fibre bundle 2 that forms together of bamboo-carbon fibre of antimicrobial powder is cohered on many surfaces, by this bamboo-carbon fibre bundle 2 and other fibre bundle 1 blending technology, can make the anti-bacterial bamboo charcoal fiber yarn of different bamboo charcoal content, bamboo charcoal content can reach more than the 70wt%; This other fiber can be natural fabric, contains the chemical fibre or the general chemical synthetic fiber of functional powder; Shown in figure four, be the anti-bacterial bamboo charcoal yarn that uses two kinds of different fibre bundle blending, with this bamboo-carbon fibre bundle 2 and PET (PETG) fibre bundle, get with part by weight blending in 70: 30, and nano silver powder is cohered on this PET fibre bundle surface; Blending rate can change according to different fibers with condition, to make functional blended yarn 3 of different bamboo charcoal content and size; Be different from traditional bamboo-carbon fibre by powder interpolation rate decision bamboo charcoal ratio, the interpolation rate of pure bamboo-carbon fibre is the decision of bamboo-carbon fibre composition ratio during with blending, therefore can obtain the bamboo-carbon fibre than the higher bamboo charcoal content of prior art; In addition, use the direct blending of bamboo-carbon fibre, can guarantee the contact between bamboo charcoal material and air, the yarn of more high performance bamboo-carbon fibre is provided;
Anti-bacterial bamboo charcoal fiber of the present invention in varing proportions with the yarn of PET fibre bundle blending, the test result of its physical property and related functionality is shown in table one; Because though the toughness of bamboo-carbon fibre is high, intensity and not as the PET fiber, so both blending can strengthen yarn strength and toughness to meet the actual demand of application in industry; The bamboo-carbon fibre of traditional bamboo-carbon powder addition type, bamboo-carbon powder account for fiber or the yarn ratio only can reach about 3wt%, when its reason is that mainly powder content is too high; Meeting influence the TENSILE STRENGTH behind the fibre forming; Surpass 3wt%, fibre strength can reduce rapidly, causes engineering problems such as fracture of wire; The present invention utilizes the blending mode to make bamboo-carbon fibre can avoid this type of problem, and its yarn strength is at least greater than 2800N, and all the bamboo-carbon fibre than conventional powder interpolation rate upper limit 3wt% is high;
Aspect functional performance, owing to break through interpolation rate and dispersed restriction, the bamboo-carbon fibre of made, all more traditional bamboo-carbon fibre of the functional performance of its each item is good, and can adjust according to blending rate; Its far infrared irradiation rate of fiber after the blending is quite near the emissivity value (the highest by 92%) of pure bamboo charcoal, anion produce number also more than traditional bamboo-carbon fibre high (2400～5000/cc), the smelly rate that disappears simultaneously can reach 100% effect; Nano zine oxide or silver still have very excellent antibacterial ability through confirming after the blending, and the tack of indirect proof itself and bamboo-carbon fibre can be born processing technology and preserved.
The nature and function sex expression of table one, antibiotic pure bamboo-carbon fibre (to serve as to divide parameter) with the PET blending rate
| (bamboo charcoal is fine: PET) for blending rate | Yarn strength (N) | Far infrared irradiation rate (%) | Anion number (Pcs/cc) | The smelly rate that disappears (%) | Antibacterial value |
| 0∶10 | 4000 | 81 | 100～200 | 10 | 0 |
| 1∶9 | 3900 | 90 | 2400～3300 | 99.8 | ＞3.0 |
| 3∶7 | 3500 | 91 | 2800～3700 | 100 | ＞3.4 |
| 5∶5 | 3000 | 92 | 3600～4000 | 100 | ＞4.2 |
| 7∶3 | 2800 | 92 | 4100～4500 | 100 | ＞5.1 |
| 10∶0 | 1000 | 92 | 4500～5000 | 100 | ＞6.0 |
| The tradition bamboo-carbon fibre interpolation rate upper limit (3%) | 2600 | 88 | 1500～2000 | 0 (zinc oxide can't stick together) |
Annotate: antibacterial test is with textile composite research institute test specification: JIS L1902-1998 carries out, and sterilizing value＞0 representative has bactericidal effect.For making the present invention show its progressive and practicality more, to do a comparative analysis following with prior art now:
The prior art shortcoming:
1, the powder addition is added by powder in the fiber saturation factor and powder dispersity limit.
When 2, powder content is too high, can influences the intensity behind the fibre forming, and cause engineering problems such as fracture of wire.
3, lack antibacterial ability.
Advantage of the present invention:
1, blending mode is made bamboo-carbon fibre, in the time of can avoiding powder content too high, influences the intensity behind the fibre forming, and causes engineering problems such as fracture of wire.
2, has antibacterial ability.
3, tool bamboo charcoal correlation function characteristic, as the effects such as smelly, far infrared and anion that disappear.
Claims (8)
1. the manufacturing approach of an anti-bacterial bamboo charcoal fiber yarn is characterized in that, is modulated into solution with antimicrobial powder; This antimicrobial powder solution spraying or coating are bonded in the bamboo fibre surface, and Microwave Treatment in addition, again bamboo fibre is inserted the microwave high-temperature retort; After the low temperature pre-oxidation program,, carry out the microwave high-temperature charing with inert gas shielding; Form the anti-bacterial bamboo charcoal fiber through cooling, and form the functional blended yarn of tool with many anti-bacterial bamboo charcoal fibers and other fibre bundle blending.
2. the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn as claimed in claim 1 is characterized in that, this antimicrobial powder is the powder of nano zine oxide or silver.
3. the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn as claimed in claim 2 is characterized in that, the powder of this nano zine oxide or silver, and particle diameter is 10 to 100 nanometers.
4. the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn as claimed in claim 1 is characterized in that, the preparatory coating of this antimicrobial powder is bonded in the bamboo fibre surface.
5. the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn as claimed in claim 1 is characterized in that, this Microwave Treatment is that 300W～1000W/2.45GHz microwave thermal is handled 1～100sec.
6. the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn as claimed in claim 1 is characterized in that, said other fiber is natural fabric, include the chemical synthetic fiber or the general chemical synthetic fiber of functional powder.
7. the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn as claimed in claim 1 is characterized in that, used bamboo-carbon fibre is the crosslinked formation together of bamboo-carbon fibre that antimicrobial powder is cohered on many surfaces.
8. the manufacturing approach of a kind of anti-bacterial bamboo charcoal fiber yarn as claimed in claim 1 is characterized in that, this bamboo-carbon fibre is that bamboo fibre forms with high temperature carbonization more than 600 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101618115A CN101191263B (en) | 2006-12-01 | 2006-12-01 | Method for manufacturing anti-bacterial bamboo charcoal fiber yarn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101618115A CN101191263B (en) | 2006-12-01 | 2006-12-01 | Method for manufacturing anti-bacterial bamboo charcoal fiber yarn |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101191263A CN101191263A (en) | 2008-06-04 |
| CN101191263B true CN101191263B (en) | 2012-02-15 |
Family
ID=39486458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101618115A Active CN101191263B (en) | 2006-12-01 | 2006-12-01 | Method for manufacturing anti-bacterial bamboo charcoal fiber yarn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101191263B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104151796A (en) * | 2014-08-14 | 2014-11-19 | 苏州卓越工程塑料有限公司 | Anti-bacterial anti-grease PET blister package box |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031610B (en) * | 2010-11-03 | 2012-03-14 | 宁波市胜源技术转移有限公司 | Antibacterial deodorization knitting blended wool |
| CN103924343A (en) * | 2014-05-04 | 2014-07-16 | 苏州市叶绣工艺厂 | Far infrared embroidery thread for embroidery |
| RU2645208C2 (en) * | 2015-10-27 | 2018-02-16 | Открытое акционерное общество "Инновационный научно-производственный центр текстильной и легкой промышленности" (ОАО "ИНПЦ ТЛП") | Apparatus for producing carbon fiber materials |
| CN106468014A (en) * | 2016-09-08 | 2017-03-01 | 信阳师范学院 | The method that modified by silver carbon fiber is prepared for raw material with Cotton Gossypii |
| CN106835452B (en) * | 2017-02-26 | 2018-09-25 | 浙江峰赫纺织有限公司 | A kind of preparation method of bamboo fibre antibacterial towel |
| CN107475841A (en) * | 2017-08-29 | 2017-12-15 | 如皋市达瑞织造有限公司 | A kind of production technology of antimicrobial yarn |
| CN110385899A (en) * | 2019-05-27 | 2019-10-29 | 上海奥领纺织新材料有限公司 | A kind of application of zinc oxide fiber on the sun-proof one-way wet-guide fabric of antibacterial |
| CN110306269A (en) * | 2019-06-28 | 2019-10-08 | 湖南莎丽袜业股份有限公司 | A kind of automatically cleaning shuttlecock socks specific complex yarn and preparation method thereof |
| CN113115791A (en) * | 2021-04-20 | 2021-07-16 | 工谷环保科技(浙江)有限公司 | Ag/ZnO nanoparticle-loaded bamboo charcoal sterilization material and preparation method thereof |
| CN114250543B (en) * | 2021-11-24 | 2023-06-16 | 泉州禾伦织造有限公司 | Light pipe roughening equipment, roughened fabric and fabric manufacturing method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322874A (en) * | 2001-04-25 | 2001-11-21 | 朱红军 | Aggregation-preventing wide-spectrum nanometer antibiotic silver yarn and its industrial production process |
| CN1420228A (en) * | 2001-11-16 | 2003-05-28 | 株式会社安岛 | Bamboo fibre and method for carbonizing bamboo fibre |
| CN1563553A (en) * | 2004-03-30 | 2005-01-12 | 东华大学 | Nano functional finishing agent for textile, preparation method and application |
| CN1763299A (en) * | 2004-10-21 | 2006-04-26 | 华楙生化科技股份有限公司 | Functional fiber structure and making method thereof |
-
2006
- 2006-12-01 CN CN2006101618115A patent/CN101191263B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322874A (en) * | 2001-04-25 | 2001-11-21 | 朱红军 | Aggregation-preventing wide-spectrum nanometer antibiotic silver yarn and its industrial production process |
| CN1420228A (en) * | 2001-11-16 | 2003-05-28 | 株式会社安岛 | Bamboo fibre and method for carbonizing bamboo fibre |
| CN1563553A (en) * | 2004-03-30 | 2005-01-12 | 东华大学 | Nano functional finishing agent for textile, preparation method and application |
| CN1763299A (en) * | 2004-10-21 | 2006-04-26 | 华楙生化科技股份有限公司 | Functional fiber structure and making method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104151796A (en) * | 2014-08-14 | 2014-11-19 | 苏州卓越工程塑料有限公司 | Anti-bacterial anti-grease PET blister package box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101191263A (en) | 2008-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101191263B (en) | Method for manufacturing anti-bacterial bamboo charcoal fiber yarn | |
| US11034804B2 (en) | Method for preparing masterbatch and fiber with composite antibacterial and deodorizing functions | |
| CN106367836B (en) | A kind of manufacturing method of hollow biomass graphene polyester fiber | |
| CN111691006B (en) | Medical antibacterial ES fiber and preparation process thereof | |
| CN106521744A (en) | Conductive elastic composite yarn of reduced oxidized graphene and preparation method of yarn | |
| CN105887227B (en) | The preparation method of antibacterial and deodouring viscose rayon | |
| CN101255614A (en) | Inorganic solid-phase combination powder, master batch and manufacture method, fibre and manufacture method | |
| CN105386154B (en) | Antistatic imitative cotton polyester-nylon composite superfine fibre and production method | |
| CN106948171A (en) | A kind of post-processing approach of fibre, obtained modified fibre product and application thereof | |
| CN103184576A (en) | Production method of far-infrared nylon filament | |
| CN105506767B (en) | A kind of Mesoporous zirconium phosphate loading nano silvery antibacterial polypropylene fiber and preparation method thereof | |
| CN105332086B (en) | A kind of preparation method of Mesoporous zirconium phosphate loading nano silvery antibacterial polylactic acid fiber | |
| CN101205957B (en) | Framework material for mechanical braking and clutch friction system | |
| CN103882548A (en) | Functional nylon 66 fiber and preparation method thereof | |
| CN101798719A (en) | Anti-static blended yarn | |
| CN111349983A (en) | Flame-retardant fabric, high-temperature-resistant layer cloth and preparation method thereof | |
| CN109400195A (en) | A kind of Wear-resistant corrosion-resistant braiding ceramic composite and forming method, braiding ceramic | |
| CN108866720A (en) | It can prevent the wool product of electromagnetic radiation | |
| CN110158183B (en) | Copper-containing bi-component composite antibacterial fiber and preparation method thereof | |
| CN103981589A (en) | Production process of far-infrared polyamide fiber | |
| CN105568496A (en) | Polyester viscose blended fabric | |
| TW200821426A (en) | Manufacturing method of yarn having antiseptic bamboo charcoal fiber | |
| KR101907688B1 (en) | Latent potential crimped filament yarn with far-infrared radiation function and preparation method thereof | |
| CN103462237A (en) | Method for producing blended cashmere sweater | |
| CN101301483B (en) | Smelly-removing white carbon powder with high whiteness and method for producing the same and use 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 |