CN104178845B - A kind of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre and preparation method thereof - Google Patents
A kind of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre and preparation method thereof Download PDFInfo
- Publication number
- CN104178845B CN104178845B CN201410399097.8A CN201410399097A CN104178845B CN 104178845 B CN104178845 B CN 104178845B CN 201410399097 A CN201410399097 A CN 201410399097A CN 104178845 B CN104178845 B CN 104178845B
- Authority
- CN
- China
- Prior art keywords
- sodium alginate
- graphene oxide
- cnt
- carbon
- nano particle
- 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
Landscapes
- Artificial Filaments (AREA)
Abstract
The invention discloses a kind of preparation method of carbon-based nano particle/sodium alginate composite fiber, comprise the following steps: first prepare certain density sodium alginate aqueous solution, then in solution, add graphene oxide, fully mixing, ultrasonic dispersion, obtain graphene oxide/sodium alginate aqueous solution; In above-mentioned solution, add a certain amount of CNT again, through fully mixing, ultrasonic dispersion, obtain finely disseminated CNT/graphene oxide/sodium alginate spinning solution; By above-mentioned spinning solution after filtration, after deaeration, carry out solution spinning in room temperature and prepare carbon-based nano particle/sodium alginate composite fiber. The fiber that the present invention produces has been realized the formation of carbon-based nano particle dispersed, the network structure in fiber, and the effective orientation of carbon-based nano particle in fiber, hot strength, electric conductivity, the anti-degradability of fiber are improved, and can effectively improve the adsorptivity of fiber, can be used for heavy metal ion and dyestuff in adsorption aqueous solution.
Description
Technical field
The invention belongs to the preparation field of marine biomass composite fibre, specifically by sodium alginate, carbon nanometerIt is compound that cooperative effect between pipe, redox graphene three is prepared multifunctional high-performance carbon-based nano particle/sodium alginateFiber.
Background technology
Alginate fibre be taking brown alga (as sea-tangle, bulk kelp) extract sodium alginate as the proprietary spining technology of prepared using and dressStandby, produce and there is tencel material property and function, the health care that can be used for weaving, military project and medical treatment. Marine alga fibreDimension has following premium properties: superpower fire resistance; Good hemostatic and antibacterial effect; Green production process. But due to naturalThe molecular structure of macromolecule uniqueness, the characteristic such as molecular weight distribution is wide, the mechanical strength of alginate fibre is lower, and the electric conductivity of fiberCan be low, application is restricted. Build the high performance marine alga composite fibre of Multifunction, will greatly open up alginate fibreApplication, contribute for industries such as China's weaving, fire-fighting, military project, space flight, promote the added value of marine alga simultaneously, drive blueLook economic development. One dimension CNT has excellent mechanical property, thereby existing in a large number about CNT fortifying fibreResearch report. The preparation method of a patent CN101768798A(sodium alginate/carbon nano tube composite fibre) utilize alginic acidThe dispersiveness that sodium is good to CNT, has prepared sodium alginate/CNT and has strengthened composite fibre. Show carbon but studyAlthough nanotube add the hot strength that can significantly improve fiber, the elongation at break of fiber declines to some extent, causesThe toughness of fiber is poor. And the toughness of fiber is mainly to be determined by the microstructure of fiber, therefore establishing of microstructure fiberMeter is vital with controlling for obtaining strong and tough fiber. Two dimensional oxidation Graphene is the same with one dimension CNT to be hadExcellent mechanical property, even there are some researches show that graphene oxide has better mechanical property, thereby becomes recent people and grindThe focus of studying carefully, and graphene oxide surface has the functional groups such as hydroxyl, can react with the carboxyl of sodium alginate, therebyImprove better the interface bond strength of matrix and fiber. More worth proposition, up-to-date research shows, due to carbon nanometerPipe is one dimension material with carbon element, and Graphene is Two-dimensional Carbon material, and both use simultaneously and can form network structure, and can produce collaborativeEffect, this microstructure improves a lot for the toughness of fiber. At present existing graphene/carbon nanotube modified synergic glassThe report of glass fibre enhancement epoxy composite material, also has the report of graphene/carbon nanotube modified synergic polyvinyl alcohol composite fiberRoad. But, also do not utilize at present Synergistic effect modified between sodium alginate, CNT, redox Graphene threeAlginate fibre is given alginate fibre high-performance and multi-functional report simultaneously. This fiber not only has the tough of high strength, excellenceProperty, also there is good electric conductivity, anti-degradability, radiation resistance, absorption property, can be widely used in high-performance fiber materialIn the fields such as material, medicine and environment.
Summary of the invention
Task of the present invention is for providing a kind of carbon-based nano particle/sodium alginate multifunctional high-performance composite fibre and system thereofPreparation Method.
A kind of carbon-based nano particle/sodium alginate multifunctional high-performance composite fibre and preparation method thereof, comprises following stepRapid:
A. sodium alginate is added to the water, at room temperature stirs 0.5-5 hour, then at 35-60 DEG C, stir 2-5 littleTime, the sodium alginate aqueous solution that configuration quality percent concentration is 3-20%;
B. will in the sodium alginate aqueous solution obtaining in step a, add graphene oxide, make the quality of its graphene oxidePercent concentration is 0.01-3%, then adopts ultrasonic processing 0.5-5 hours, obtains graphene oxide/sodium alginate aqueous solution;
C. will in step b, obtain adding CNT in graphene oxide/sodium alginate aqueous solution, make its CNTMass percent concentration is 0.01-3%, then adopts ultrasonic processing 0.5-5 hours, obtains CNT/graphene oxide/seaMosanom spinning solution;
D. CNT/graphene oxide/sodium alginate spinning solution step c being obtained is placed on 6-24 in vacuum drying ovenHour, carry out deaeration, to mixed solution without bubble till;
E. CNT/graphene oxide/sodium alginate spinning solution steps d being obtained passes through certain spinning process,Through coagulating bath, obtain sodium alginate/CNT/graphene oxide as-spun fibre;
F. CNT/graphene oxide of producing in step e/sodium alginate as-spun fibre process is preheated to bath, leadsStretch after bath
Carry out drafting forming and oiling treatment, obtain CNT/graphene oxide/sodium alginate composite fiber.
In described step a, sodium alginate used is for to be extracted and Bacteria Culture by brown alga.
In described step b, graphene oxide used is Brodie method, and Staudenmaier method and Hummers legal system are standbyObtain.
In described step c, CNT used is SWCN, double-walled carbon nano-tube and multi-walled carbon nano-tubes.
In described step e, described spinning process comprises wet spinning, dry spinning, dry-wet spinning, electrostatic spinning.
In described step e, spinning solution temperature is 35 DEG C 60 DEG C; Coagulating bath is that mass percent concentration is 2% 7%Calcium chloride and other divalent salts aqueous solution, comprise calcium chloride, zinc chloride, barium chloride; Coagulation bath temperature is 25 DEG C 65 DEG C.
CNT/graphene oxide/sodium alginate composite fiber that above-mentioned steps is prepared, has excellent stretching strongDegree, toughness, electric conductivity, anti-degradability, absorption property.
CNT/graphene oxide/the sodium alginate composite fiber of the prepared described preparation of above-mentioned steps, its electric conductivityThere is humidity controllability and invertibity.
Useful technique effect of the present invention is:
The present invention adopts two-dimentional carbon nanomaterial (graphene oxide) and the carbon nanomaterial (CNT) of one dimension to assistStrengthen toughness reinforcing alginate fibre with modification alginate fibre, utilize sodium alginate, CNT, graphene oxide excellent properties separatelyTime, also use the cooperative effect between their threes, realized CNT, graphene oxide in fiber evenlyDisperse and the formation of network structure, and CNT and the effective orientation of graphene oxide in fiber, therefore make preparationComposite fibre has excellent hot strength, toughness, electric conductivity, anti-degradability, absorption property.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further illustrated.
Embodiment 1
A. sodium alginate is added to the water, at room temperature stirs 0.5 hour, then at 35 DEG C, stir 2 hours, configurationMass percent concentration is 3% sodium alginate aqueous solution;
B. will in the sodium alginate aqueous solution obtaining in step a, add graphene oxide, make the quality of its graphene oxidePercent concentration is 1%, then adopts ultrasonic processing 2 hours, obtains graphene oxide/sodium alginate aqueous solution;
C. will in step b, obtain adding CNT in graphene oxide/sodium alginate aqueous solution, make its CNTMass percent concentration is 0.01%, then adopts ultrasonic processing 0.5 hour, obtains CNT/graphene oxide/alginic acidSodium spinning solution;
D. it is 6 little that CNT/graphene oxide/sodium alginate spinning solution step c being obtained is placed in vacuum drying ovenTime, carry out deaeration, to mixed solution without bubble till;
E. it is 55 DEG C that CNT/graphene oxide/sodium alginate spinning solution steps d being obtained is adjusted to temperature,Utilize the spinneret in 75 microns, 70 hole to carry out wet spinning to spinning solution, spinning speed is 30 ms/min, then makes spinning solution logicalCrossing the thread that spinneret forms, to enter temperature be 25 DEG C, in the calcium chloride water of mass percent concentration 7%, solidifies, and obtains carbonNanotube/graphene oxide/sodium alginate as-spun fibre;
F. CNT/graphene oxide of producing in step e/sodium alginate as-spun fibre process is preheated to bath, leadsStretch after bath
Carry out drafting forming and oiling treatment, obtain CNT/graphene oxide/sodium alginate composite fiber.
Embodiment 2
A. sodium alginate is added to the water, at room temperature stirs 5 hours, then at 50 DEG C, stir 5 hours, configuration matterThe sodium alginate aqueous solution that amount percent concentration is 15%;
B. will in the sodium alginate aqueous solution obtaining in step a, add graphene oxide, make the quality of its graphene oxidePercent concentration is 0.01%, then adopts ultrasonic processing 2 hours, obtains graphene oxide/sodium alginate aqueous solution;
C. will in step b, obtain adding CNT in graphene oxide/sodium alginate aqueous solution, make its CNTMass percent concentration is 1%, then adopts ultrasonic processing 0.5 hour, obtains CNT/graphene oxide/sodium alginate and spinsSilk liquid;
D. it is 24 little that CNT/graphene oxide/sodium alginate spinning solution step c being obtained is placed in vacuum drying ovenTime, carry out deaeration, to mixed solution without bubble till;
E. it is 65 DEG C that CNT/graphene oxide/sodium alginate spinning solution steps d being obtained is adjusted to temperature, profitSpinning solution is carried out to wet spinning with the spinneret in 75 microns, 70 hole, spinning speed is 30 ms/min, then makes spinning solution pass throughIt is 60 DEG C that the thread that spinneret forms enters temperature, in the calcium chloride water of mass percent concentration 5%, solidifies, and obtains carbon and receivesMitron/graphene oxide/sodium alginate as-spun fibre;
F. CNT/graphene oxide of producing in step e/sodium alginate as-spun fibre process is preheated to bath, leadsAfter stretching bath, carry out drafting forming and oiling treatment, obtain CNT/graphene oxide/sodium alginate composite fiber.
Embodiment 3
A. sodium alginate is added to the water, at room temperature stirs 5 hours, then at 60 DEG C, stir 5 hours, configuration matterThe sodium alginate aqueous solution that amount percent concentration is 20%;
B. will in the sodium alginate aqueous solution obtaining in step a, add graphene oxide, make the quality of its graphene oxidePercent concentration is 1%, then adopts ultrasonic processing 2 hours, obtains graphene oxide/sodium alginate aqueous solution;
C. will in step b, obtain adding CNT in graphene oxide/sodium alginate aqueous solution, make its CNTMass percent concentration is 0.01%, then adopts ultrasonic processing 0.5 hour, obtains CNT/graphene oxide/alginic acidSodium spinning solution;
D. it is 24 little that CNT/graphene oxide/sodium alginate spinning solution step c being obtained is placed in vacuum drying ovenTime, carry out deaeration, to mixed solution without bubble till;
E. it is 65 DEG C that CNT/graphene oxide/sodium alginate spinning solution steps d being obtained is adjusted to temperature, profitSpinning solution is carried out to wet spinning with the spinneret in 75 microns, 70 hole, spinning speed is 30 ms/min, then makes spinning solution pass throughIt is 65 DEG C that the thread that spinneret forms enters temperature, in the barium chloride solution of mass percent concentration 2%, solidifies, and obtains carbon and receivesMitron/graphene oxide/sodium alginate as-spun fibre;
F. CNT/graphene oxide of producing in step e/sodium alginate as-spun fibre process is preheated to bath, leadsStretch after bath
Carry out drafting forming and oiling treatment, obtain CNT/graphene oxide/sodium alginate composite fiber.
Embodiment 4
A. sodium alginate is added to the water, at room temperature stirs 0.5 hour, then at 50 DEG C, stir 5 hours, configurationMass percent concentration is 3% sodium alginate aqueous solution;
B. will in the sodium alginate aqueous solution obtaining in step a, add graphene oxide, make the quality of its graphene oxidePercent concentration is 0.1%, then adopts ultrasonic processing 0.5 hour, obtains graphene oxide/sodium alginate aqueous solution;
C. will in step b, obtain adding CNT in graphene oxide/sodium alginate aqueous solution, make its CNTMass percent concentration is 3%, then adopts ultrasonic processing 5 hours, obtains the spinning of CNT/graphene oxide/sodium alginateLiquid;
D. it is 6 little that CNT/graphene oxide/sodium alginate spinning solution step c being obtained is placed in vacuum drying ovenTime, carry out deaeration, to mixed solution without bubble till;
E. it is 55 DEG C that CNT/graphene oxide/sodium alginate spinning solution steps d being obtained is adjusted to temperature, profitSpinning solution is carried out to wet spinning with the spinneret in 75 microns, 70 hole, spinning speed is 30 ms/min, then makes spinning solution pass throughIt is 40 DEG C that the thread that spinneret forms enters temperature, in the calcium chloride water of mass percent concentration 5%, solidifies, and obtains carbon and receivesMitron/graphene oxide/sodium alginate as-spun fibre;
F. CNT/graphene oxide of producing in step e/sodium alginate as-spun fibre process is preheated to bath, leadsStretch after bath
Carry out drafting forming and oiling treatment, obtain CNT/graphene oxide/sodium alginate composite fiber.
Embodiment 5
A. sodium alginate is added to the water, at room temperature stirs 0.5 hour, then at 50 DEG C, stir 5 hours, configurationMass percent concentration is 3% sodium alginate aqueous solution;
B. will in the sodium alginate aqueous solution obtaining in step a, add graphene oxide, make the quality of its graphene oxidePercent concentration is 3%, then adopts ultrasonic processing 5 hours, obtains graphene oxide/sodium alginate aqueous solution;
C. will in step b, obtain adding CNT in graphene oxide/sodium alginate aqueous solution, make its CNTMass percent concentration is 1%, then adopts ultrasonic processing 3 hours, obtains the spinning of CNT/graphene oxide/sodium alginateLiquid;
D. it is 24 little that CNT/graphene oxide/sodium alginate spinning solution step c being obtained is placed in vacuum drying ovenTime, carry out deaeration, to mixed solution without bubble till;
E. it is 50 DEG C that CNT/graphene oxide/sodium alginate spinning solution steps d being obtained is adjusted to temperature, profitSpinning solution is carried out to wet spinning with the spinneret in 75 microns, 70 hole, spinning speed is 30 ms/min, then makes spinning solution pass throughIt is 40 DEG C that the thread that spinneret forms enters temperature, in the calcium chloride water of mass percent concentration 5%, solidifies, and obtains carbon and receivesMitron/graphene oxide/sodium alginate as-spun fibre;
F. CNT/graphene oxide of producing in step e/sodium alginate as-spun fibre process is preheated to bath, leadsAfter stretching bath, carry out drafting forming and oiling treatment, obtain CNT/graphene oxide/sodium alginate composite fiber.
Claims (7)
1. a preparation method for carbon-based nano particle sodium alginate multifunctional high-performance composite fibre, its step is as follows:
A. sodium alginate is added to the water, at room temperature stirs 0.5-5 hour, then at 35-60 DEG C, stir 2-5 hour,Be mixed with mass percent concentration and be 3-20% sodium alginate aqueous solution;
B. will in the sodium alginate aqueous solution obtaining in step a, add graphene oxide, make the quality percentage of its graphene oxideSpecific concentration is 0.01-3%, then adopts ultrasonic processing 0.5-5 hours, obtains graphene oxide/sodium alginate aqueous solution;
C. by obtaining adding CNT in graphene oxide/sodium alginate aqueous solution in step b, make the quality of its CNTPercent concentration is 0.01-3%, then adopts ultrasonic processing 0.5-5 hours, obtains CNT/graphene oxide/marine algaAcid sodium spinning solution;
D. CNT/graphene oxide/sodium alginate spinning solution step c being obtained is placed on 6-24 hour in vacuum drying oven,Carry out deaeration, to mixed solution without bubble till;
E. CNT/graphene oxide/sodium alginate spinning solution steps d being obtained is by wet spinning process, through solidifyingBathe, obtain sodium alginate/CNT/graphene oxide as-spun fibre;
F. CNT/the graphene oxide making in step e/sodium alginate as-spun fibre process is preheated to bath, drawing-off bathAfter, carry out drafting forming and oiling treatment, obtain CNT/graphene oxide/sodium alginate composite fiber.
2. the preparation method of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre according to claim 1,It is characterized in that: in step a, sodium alginate used is for to be extracted and Bacteria Culture by brown alga.
3. the preparation method of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre according to claim 1,It is characterized in that: in step b, graphene oxide used is Brodie method, and Staudenmaier method and Hummers method are prepared intoArrive.
4. the preparation method of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre according to claim 1,It is characterized in that: in step c, CNT used is SWCN, double-walled carbon nano-tube and multi-walled carbon nano-tubes.
5. the preparation method of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre according to claim 1,It is characterized in that: in step e, spinning solution temperature is 25 DEG C～60 DEG C; Coagulating bath is that mass percent concentration is 2%～7%Calcium chloride, zinc chloride or barium chloride solution; Coagulation bath temperature is 25 DEG C～65 DEG C.
6. the preparation method of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre according to claim 1, itsBe characterised in that, the CNT/graphene oxide/sodium alginate composite fiber of preparation, have excellent hot strength, toughness,Electric conductivity, anti-degradability, absorption property.
7. the preparation method of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre according to claim 1, itsBe characterised in that, the CNT/graphene oxide/sodium alginate composite fiber of preparation, its electric conductivity have humidity controllability andInvertibity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410399097.8A CN104178845B (en) | 2014-08-14 | 2014-08-14 | A kind of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410399097.8A CN104178845B (en) | 2014-08-14 | 2014-08-14 | A kind of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104178845A CN104178845A (en) | 2014-12-03 |
| CN104178845B true CN104178845B (en) | 2016-05-18 |
Family
ID=51960178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410399097.8A Active CN104178845B (en) | 2014-08-14 | 2014-08-14 | A kind of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104178845B (en) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105671686B (en) * | 2016-03-02 | 2017-06-30 | 青岛大学 | A kind of preparation method of alginate graphene nano cuprous oxide composite antibacterial fibre |
| CN105646952B (en) * | 2016-04-11 | 2018-04-10 | 安徽大学 | A kind of preparation method of nano molybdenum disulfide modified sodium alginate composite |
| CN106049047B (en) * | 2016-05-24 | 2019-01-04 | 马鞍山中创环保科技有限公司 | A kind of preparation method of sodium alginate-polypropylene functionalization heavy metal adsorption fiber |
| CN106480608B (en) * | 2016-12-05 | 2018-07-06 | 青岛大学 | A kind of method that coloring sodium alginate nano fiber film is prepared using electrospinning processes |
| CN107385563B (en) * | 2017-08-23 | 2020-02-04 | 山东圣泉新材料股份有限公司 | Graphene modified alginate fiber and preparation method and application thereof |
| CN107604480A (en) * | 2017-10-26 | 2018-01-19 | 青岛大学 | A kind of lignin-base activated carbon fiber preparation method for electrode of super capacitor |
| CN108048045B (en) * | 2017-11-28 | 2021-02-26 | 大连理工大学 | Heat-conducting enhanced organic composite shape-stabilized phase change material and preparation method thereof |
| CN108842224B (en) * | 2018-06-13 | 2020-12-04 | 东华大学 | Sheath-core graphene/alginic acid conductive composite fiber and preparation method thereof |
| CN108950730B (en) * | 2018-07-23 | 2020-12-11 | 浙江理工大学 | Spinning method for preparing silicon carbide nanowire/alginic acid composite fiber |
| CN109161987A (en) * | 2018-08-09 | 2019-01-08 | 东华大学 | A kind of bionical wig fiber filament of sodium alginate/graphene and its preparation and application |
| CN109295546B (en) * | 2018-10-25 | 2021-04-23 | 中国科学技术大学 | Bionic multistage spiral super-tough nano composite fiber and preparation method thereof |
| CN109695066B (en) * | 2018-12-14 | 2021-07-23 | 浙江汉邦新材料股份有限公司 | Preparation method of calcium alginate-chitosan-nano metal oxide-graphene composite fiber |
| CN109763184A (en) * | 2018-12-18 | 2019-05-17 | 重庆中科烯维科技有限公司 | A kind of production method of the magnetic oxygenated graphene-carbon nano tube conductive fiber of orientationization |
| CN109467335A (en) * | 2019-01-16 | 2019-03-15 | 刘丽荣 | Far infrared heater material and preparation method thereof |
| CN109881365B (en) * | 2019-02-18 | 2020-07-03 | 青岛海赛尔新材料科技有限公司 | Graphene alginate composite nanofiber and preparation method and application thereof |
| CN110257944B (en) * | 2019-04-29 | 2022-05-13 | 东莞理工学院 | Preparation method and application of functionalized nano composite membrane |
| CN112941666B (en) * | 2021-02-03 | 2022-08-12 | 华南理工大学 | Conductive fiber containing surface polypyrrole wrinkle core-shell structure and preparation method and application thereof |
| CN113337925B (en) * | 2021-06-09 | 2022-06-17 | 哈尔滨工程大学 | Preparation method of carbon nanotube/graphene composite fiber |
| CN113862992B (en) * | 2021-09-10 | 2023-10-31 | 东南大学 | Composite electrogenesis fiber based on sodium alginate and preparation method thereof |
| CN115012123B (en) * | 2022-06-20 | 2023-07-25 | 北京建筑大学 | Preparation method of electrostatic spinning nanofiber membrane for concentrating and recycling extracellular polymer |
| CN115976689A (en) * | 2023-01-03 | 2023-04-18 | 青岛大学 | Preparation method of algal polysaccharide composite functional fiber |
| CN116084059A (en) * | 2023-01-12 | 2023-05-09 | 大连理工大学 | Biomass/carbon nano tube wet electric fiber based on sheath-core structure, preparation method and application |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101768798B (en) * | 2010-01-22 | 2011-06-29 | 青岛大学 | Preparation method of sodium alga acid/ carbon nano tube composite fibre |
| CN102181961B (en) * | 2011-03-07 | 2013-02-27 | 青岛大学 | Method for preparing graphene functionalized alginate fibers |
| CN103554299B (en) * | 2013-10-17 | 2016-03-23 | 青岛大学 | A kind of method suppressing seaweed gel degraded in solution |
| CN103603088B (en) * | 2013-10-22 | 2015-05-06 | 浙江大学 | Conductive fiber with scabbard type structure and preparation method thereof |
-
2014
- 2014-08-14 CN CN201410399097.8A patent/CN104178845B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104178845A (en) | 2014-12-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104178845B (en) | A kind of carbon-based nano particle sodium alginate multifunctional high-performance composite fibre and preparation method thereof | |
| Li et al. | Nanoporous PLA/(chitosan nanoparticle) composite fibrous membranes with excellent air filtration and antibacterial performance | |
| Chen et al. | Highly conductive nanocomposites based on cellulose nanofiber networks via NaOH treatments | |
| Li et al. | Poly (vinyl alcohol)/sodium alginate/layered silicate based nanofibrous mats for bacterial inhibition | |
| CN101768798B (en) | Preparation method of sodium alga acid/ carbon nano tube composite fibre | |
| Wan et al. | Simultaneously depositing polyaniline onto bacterial cellulose nanofibers and graphene nanosheets toward electrically conductive nanocomposites | |
| CN108316039B (en) | A kind of method that mechanical couplings chemistry alkali soluble method prepares aramid nano-fiber | |
| CN103613790B (en) | A kind of preparation method of cellulose base matrix material | |
| CN106521706A (en) | Preparation method of composite fiber of cellulose nanometer fibrils/alginate | |
| CN103572395A (en) | Strengthened toughened regenerated silk fibers and preparation method thereof | |
| Chen et al. | Multiwalled carbon nanotubes-embedded electrospun bacterial cellulose nanofibers | |
| Lu et al. | Characterization and cytotoxicity study of nanofibrous mats incorporating rectorite and carbon nanotubes | |
| Orasugh et al. | Nanofiber-reinforced biocomposites | |
| CN104264263B (en) | A kind of silk-fibroin/carbon nano-tube hybridization fiber and preparation method thereof | |
| Horzum et al. | Nanofibers for fiber-reinforced composites | |
| Pant et al. | Synthesis, characterization, and antibacterial performance of Ag-modified graphene oxide reinforced electrospun polyurethane nanofibers | |
| Zeng et al. | Electrospun polycaprolactone nanofibrous membranes loaded with baicalin for antibacterial wound dressing | |
| Bhatti et al. | Graphene oxide-PES-based mixed matrix membranes for controllable antibacterial activity against Salmonella typhi and water treatment | |
| Liu et al. | Polyvinyl alcohol/starch composite nanofibers by bubble electrospinning | |
| CN102660097B (en) | Preparation method of reinforced polyvinyl alcohol compound | |
| Wei et al. | High‐strength and tough crystalline polysaccharide‐based materials | |
| CN101457019B (en) | Carbon nanotube/polysulfonamide nano composite material and preparation method thereof | |
| CN105926063B (en) | A kind of macroscopic fibres and preparation method thereof aligned based on bacteria cellulose nanofiber | |
| CN103059179A (en) | Preparation method of carbon-nanotube-modified polystyrene composite material | |
| Zhang et al. | All-cellulose air filter composed with regenerated nanocellulose prepared through a facile method with shear-induced |
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 |