CN104451933B - The method of the nano-fiber material of preparation containing sericin/nano-sized carbon - Google Patents
The method of the nano-fiber material of preparation containing sericin/nano-sized carbon Download PDFInfo
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- CN104451933B CN104451933B CN201410740842.0A CN201410740842A CN104451933B CN 104451933 B CN104451933 B CN 104451933B CN 201410740842 A CN201410740842 A CN 201410740842A CN 104451933 B CN104451933 B CN 104451933B
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- sized carbon
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 47
- 239000002105 nanoparticle Substances 0.000 title claims abstract description 47
- 108010013296 Sericins Proteins 0.000 title claims abstract description 42
- 239000000463 material Substances 0.000 title claims abstract description 36
- 239000002121 nanofiber Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 239000000835 fiber Substances 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000006185 dispersion Substances 0.000 claims abstract description 19
- 239000002270 dispersing agent Substances 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000009835 boiling Methods 0.000 claims abstract description 6
- 239000003085 diluting agent Substances 0.000 claims abstract description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 241000143432 Daldinia concentrica Species 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 229920000297 Rayon Polymers 0.000 claims description 5
- 238000000498 ball milling Methods 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 229910021392 nanocarbon Inorganic materials 0.000 claims description 5
- 230000008719 thickening Effects 0.000 claims description 2
- 230000003115 biocidal effect Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 108010022355 Fibroins Proteins 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
- Artificial Filaments (AREA)
- Cosmetics (AREA)
- Filtering Materials (AREA)
Abstract
The present invention relates to a kind of preparation method of the nano-fiber material containing sericin/nano-sized carbon, comprising: A, dissolve in boiling water, filter, concentrated, obtain sericin liquid; B, dispersant is utilized to prepare nano-sized carbon dispersion liquid; C, sericin liquid and nano-sized carbon dispersion liquid are mixed to get the step that nano-sized carbon content is the stoste of 1.0-3.0wt%; D, the stoste obtained by step C are diluted to through diluent the step that concentration is 25-30wt% spin solution; E, to support fiber for receiver media, by spin solution through electrostatic silk become with the step supporting the nano-fiber material that fiber is skeleton.The present invention makes full use of sericin, technique is simple, preparation condition is gentle, process environmental protection, the material obtained combines sericin and nano-sized carbon and supports the characteristic of fiber, intensity is large, firmly, do not lose flexibility again, has good biocompatibility and certain antibiotic property and good adsorptivity.
Description
Technical field
The invention belongs to nano-fiber material field, relate to a kind of preparation method of the nano-fiber material containing sericin/nano-sized carbon.
Background technology
Silk gum is the protein forming silk fiber outer tissue, plays a part protection and bonding to parcel fibroin therein, and in current practical operation; often pay attention to the purposes excavating fibroin albumen; and ignore sericin, cause sericin to be drained along with waste liquid, cause significant wastage.The patent No. is that the Chinese invention patent of CN103829029 discloses a kind of without sex change pure silk glue protein stoste production method on June 4th, 2014, the sericin produced in waste liquid is extracted, for the recycling of sericin lays the first stone, but, also do not have a kind of technique simple at present, preparation condition is gentle, production process environmental protection and can rapid shaping take sericin as the preparation method of the material of raw material.
Summary of the invention
The object of the invention is to solve in existing nano-fiber material using sericin/nano-sized carbon as the blank of the preparation method of raw material, and make full use of discarded sericin, disclose a kind of method preparing nano-fiber material containing sericin/nano-sized carbon, the characteristic of sericin and nano-sized carbon can be given full play to.
The present invention adopts following technical scheme: the method for the nano-fiber material of preparation containing sericin/nano-sized carbon, comprising:
A, in boiling water, pressure is dissolve silk 10-20mim under the condition of 0.5-1.8MPa, and filter, concentrated, obtain the step that mass percent is the sericin liquid of 35-55%; The weight ratio of silk and water is 1:95-100;
B, at room temperature dispersant is utilized to prepare the step of nano-sized carbon dispersion liquid;
Concrete operations are after nano-sized carbon is added dispersant, first through ball milling dispersion, then adopt ultrasonic wave dispersion 0.5-3h;
C, sericin liquid and nano-sized carbon dispersion liquid are mixed to get the step that nano-sized carbon content is the stoste of 1.0-3.0wt%;
D, the stoste obtained by step C are diluted to through diluent the step that concentration is 25-30wt% spin solution;
E, to support fiber for receiver media, by spin solution through electrostatic silk become with the step supporting the nano-fiber material that fiber is skeleton.
Sericin mixes with nano-sized carbon by this technical scheme, spray silk is on support frame, and obtain supporting the nano-fiber material that fiber is skeleton, technique is simple, preparation condition is gentle, the material obtained combines sericin and nano-sized carbon and supports the characteristic of fiber, and intensity is large, firmly, do not lose flexibility again, there is good biocompatibility and certain antibiotic property and good adsorptivity, biodegradable, reducing environmental pollution, is the first-selection as various dressing, filtering material.
As preferably, the diameter of described support fiber is 60-150nm.
As preferably, described support fiber is viscose or bamboo fibre or both mixtures.
As preferably, in the nano-filtration membrane of unit are, described support fibre weight is the 10-20% of nano-fiber material weight.
As preferably, adopt low temperature to concentrate time concentrated in steps A, thickening temperature is 15-20 DEG C.
As preferably, filter in steps A and adopt 100-150 object filter membrane to filter.
As preferably, dispersant is acetone or alcohol or dimethyl formamide.
As preferably, described nano-sized carbon is Nano carbon balls or CNT.
By implementing such scheme, the present invention makes full use of sericin, technique is simple, and preparation condition is gentle, process environmental protection, low for equipment requirements, production cost is low, and the material obtained combines sericin and nano-sized carbon and supports the characteristic of fiber, and intensity is large, firmly, do not lose flexibility again, there is good biocompatibility and certain antibiotic property and good adsorptivity.
The nano-fiber material that said method obtains may be used for medical aspect, as various dressing, mouth mask etc., can also be used for some filter material.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is explained further.
Embodiment 1:
The method of the nano-fiber material of preparation containing sericin/nano-sized carbon, comprises the following steps:
A, in boiling water, pressure is dissolve silk 20mim under the condition of 0.5MPa, and adopts that 100 object filter membranes carry out, temperature is concentrate under 18 DEG C of conditions, obtains the sericin liquid that mass percent is 50%; The weight ratio of silk and water is 1:95;
B, at room temperature, after nano-sized carbon is added dispersant, first through ball milling dispersion, then adopts ultrasonic wave dispersion 3h; Dispersant is acetone or alcohol or dimethyl formamide;
C, by sericin liquid and nano-sized carbon dispersion liquid mixing, obtain the stoste that nano-sized carbon content is 1.0wt%, nano-sized carbon can be Nano carbon balls or CNT;
It is 25wt% spin solution that D, the stoste obtained by step C are diluted to concentration through diluent;
E, take diameter as the support fiber of 100nm be receiver media, spin solution is become through electrostatic silk to support the nano-fiber material that fiber is skeleton, supporting fiber can be viscose or bamboo fibre or both mixtures, and its weight accounts for 15% of nano-fiber material weight.
Embodiment 2:
The method of the nano-fiber material of preparation containing sericin/nano-sized carbon, comprises the following steps:
A, in boiling water, pressure is dissolve silk 10mim under the condition of 1.8MPa, and adopts that 150 object filter membranes carry out, temperature is concentrate under 20 DEG C of conditions, obtains the sericin liquid that mass percent is 55%; The weight ratio of silk and water is 1:98;
B, at room temperature, after nano-sized carbon is added dispersant, first through ball milling dispersion, then adopts ultrasonic wave dispersion 0.5h; Dispersant is acetone or alcohol or dimethyl formamide;
C, by sericin liquid and nano-sized carbon dispersion liquid mixing, obtain the stoste that nano-sized carbon content is 3.0wt%, nano-sized carbon can be Nano carbon balls or CNT;
It is 30wt% spin solution that D, the stoste obtained by step C are diluted to concentration through diluent;
E, take diameter as the support fiber of 150nm be receiver media, spin solution is become through electrostatic silk to support the nano-fiber material that fiber is skeleton, supporting fiber can be viscose or bamboo fibre or both mixtures, and its weight accounts for 10% of nano-fiber material weight.
Embodiment 3:
The method of the nano-fiber material of preparation containing sericin/nano-sized carbon, comprises the following steps:
A, in boiling water, pressure is dissolve silk 15mim under the condition of 1.0MPa, and adopts that 130 object filter membranes carry out, temperature is concentrate under 15 DEG C of conditions, obtains the sericin liquid that mass percent is 35%; The weight ratio of silk and water is 1:100;
B, at room temperature, after nano-sized carbon is added dispersant, first through ball milling dispersion, then adopts ultrasonic wave dispersion 2h; Dispersant is acetone or alcohol or dimethyl formamide;
C, by sericin liquid and nano-sized carbon dispersion liquid mixing, obtain the stoste that nano-sized carbon content is 2.0wt%, nano-sized carbon can be Nano carbon balls or CNT;
It is 26wt% spin solution that D, the stoste obtained by step C are diluted to concentration through diluent;
E, take diameter as the support fiber of 60-100nm be receiver media, spin solution is become through electrostatic silk to support the nano-fiber material that fiber is skeleton, supporting fiber can be viscose or bamboo fibre or both mixtures, and its weight accounts for 20% of nano-fiber material weight.
Claims (7)
1. the method for the nano-fiber material of preparation containing sericin/nano-sized carbon, is characterized in that, comprising:
A, in boiling water, pressure is dissolve silk 10-20mim under the condition of 0.5-1.8MPa, and filter, concentrated, obtain the step that mass percent is the sericin liquid of 35-55%; The weight ratio of silk and water is 1:95-100;
B, at room temperature dispersant is utilized to prepare the step of nano-sized carbon dispersion liquid;
Concrete operations are after nano-sized carbon is added dispersant, first through ball milling dispersion, then adopt ultrasonic wave dispersion 0.5-3h;
C, sericin liquid and nano-sized carbon dispersion liquid are mixed to get the step that nano-sized carbon content is the stoste of 1.0-3.0wt%;
D, the stoste obtained by step C are diluted to through diluent the step that concentration is 25-30wt% spin solution;
E, to support fiber for receiver media, by spin solution through electrostatic silk become with the step supporting the nano-fiber material that fiber is skeleton.
2. preparation according to claim 1 contains the method for the nano-fiber material of sericin/nano-sized carbon, it is characterized in that, the diameter of described support fiber is 60-150nm.
3. preparation according to claim 2 contains the method for the nano-fiber material of sericin/nano-sized carbon, it is characterized in that, described support fiber is viscose or bamboo fibre or both mixtures.
4. preparation according to claim 1 contains the method for the nano-fiber material of sericin/nano-sized carbon, it is characterized in that, adopt low temperature to concentrate time concentrated in steps A, thickening temperature is 15-20 DEG C.
5. preparation according to claim 1 contains the method for the nano-fiber material of sericin/nano-sized carbon, it is characterized in that, filters and adopt 100-150 object filter membrane to filter in steps A.
6. preparation according to claim 1 contains the method for the nano-fiber material of sericin/nano-sized carbon, it is characterized in that, in step B, dispersant is acetone or alcohol or dimethyl formamide.
7. preparation according to claim 1 contains the method for the nano-fiber material of sericin/nano-sized carbon, it is characterized in that, described nano-sized carbon is Nano carbon balls or CNT.
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| CN201410740842.0A CN104451933B (en) | 2014-12-09 | 2014-12-09 | The method of the nano-fiber material of preparation containing sericin/nano-sized carbon |
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| CN104451933B true CN104451933B (en) | 2016-04-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105734713A (en) * | 2016-03-17 | 2016-07-06 | 嘉兴职业技术学院 | Preparation method of sericin/polyvinyl alcohol composite nano-fiber |
| CN108998845B (en) * | 2018-06-28 | 2021-04-09 | 东莞市春藤实业有限公司 | High-water-absorption and high-air-permeability biomass fiber and preparation method thereof |
| CN109385684A (en) * | 2018-09-30 | 2019-02-26 | 厦门大学 | A kind of composite conducting fiber and preparation method thereof |
| CN112376274B (en) * | 2020-11-05 | 2022-11-25 | 武汉纺织大学 | Strain sensing fabric and preparation method thereof |
| CN112556899B (en) * | 2020-12-09 | 2022-09-02 | 武汉纺织大学 | Flexible pressure sensor and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748504A (en) * | 2009-12-23 | 2010-06-23 | 东华大学 | Preparation method of regenerative silk protein fiber with skin-core structure |
| CN103572507A (en) * | 2012-07-24 | 2014-02-12 | 上海纳米技术及应用国家工程研究中心有限公司 | Preparation method for antibiosis ultraviolet prevention silk fibroin nanofiber membrane |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748504A (en) * | 2009-12-23 | 2010-06-23 | 东华大学 | Preparation method of regenerative silk protein fiber with skin-core structure |
| CN103572507A (en) * | 2012-07-24 | 2014-02-12 | 上海纳米技术及应用国家工程研究中心有限公司 | Preparation method for antibiosis ultraviolet prevention silk fibroin nanofiber membrane |
Non-Patent Citations (2)
| Title |
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| 丝胶在功能性材料、纤维及织物上的应用;张雨青;《纺织学报》;20020630;第23卷(第3期);第243-245页 * |
| 蚕丝丝胶蛋白的利用研究;陈华 等;《东华大学学报(自然科学版)》;20020630;第28卷(第3期);第132-136页 * |
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Inventor after: Tang Zheng Inventor after: Zhang Liming Inventor before: Zhang Liming |
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