CN105369686A - High-electrical-conductivity graphene carbon-fiber electrical-conductive paper and preparation method thereof - Google Patents
High-electrical-conductivity graphene carbon-fiber electrical-conductive paper and preparation method thereof Download PDFInfo
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- CN105369686A CN105369686A CN201510646949.3A CN201510646949A CN105369686A CN 105369686 A CN105369686 A CN 105369686A CN 201510646949 A CN201510646949 A CN 201510646949A CN 105369686 A CN105369686 A CN 105369686A
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- carbon fiber
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H13/24—Polyesters
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/36—Inorganic fibres or flakes
- D21H13/46—Non-siliceous fibres, e.g. from metal oxides
- D21H13/50—Carbon fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
- D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
- D21H15/10—Composite fibres
- D21H15/12—Composite fibres partly organic, partly inorganic
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
Abstract
The invention relates to a manufacturing technology of an electrical-conductive exothermic material, in particular to high-electrical-conductivity graphene carbon-fiber electrical-conductive paper and a preparation method thereof. The electrical-conductive paper comprises chopped carbon fibers, polyester super-short fibers, graphene powder and wood pulp fibers, and the high-electrical-conductivity graphene carbon-fiber electrical-conductive paper is obtained by conducting permeabilization treatment, defibering and dispersing, pulping treatment, mixing and papermaking on all the materials. According to the high-electrical-conductivity graphene carbon-fiber electrical-conductive paper and the preparation method thereof, the fibers are uniformly distributed, the thickness is uniform, the strength is high, water resistance is achieved, the air permeability is good, high electrical conductivity is achieved, the transition heat efficiency is high, the heat efficiency of the product is improved, the service life of the product is prolonged, and the electrical-conductive paper is a novel leap-upgrading and transformational breakthrough in the electrical exothermic material technology.
Description
Technical field
The present invention relates to a kind of manufacturing technology of conductive exothermal material, specifically a kind of high connductivity graphene carbon fiber conductive paper and preparation method thereof.
Background technology
At present, carbon fiber heating material adopts the manufacture of paper technology method.Paper technology method, produces thermal paper paper pulp and chopped carbon fiber mixing beating and papermaking method.Advantage is that conductive paper carbon fiber is evenly distributed, and paper sheet thickness is even.Shortcoming is that conductive paper intensity is low, airtight, and WATER RESISTANCE is extremely low, and by remitted its fury 70% after Dip water, electric conductivity reduces by 60%, and resistivity increases more than 60%, causes power significantly to decline.The Contact finite conductivity of the carbon fiber in conductive paper, cannot improve conductance and the thermal conversion efficiency of conductive paper, and the service life of product.
Carbon fiber is semiconductor heating material outstanding in the world at present, is that the military high-tech of space flight moves towards civilian product, and it is that the energy produces far infrared radiation electromagnetic wave thermal source with electricity, and being a kind of novel electric heating exothermic material, is the revolution of field of heating.Graphene is the conductive material of a new generation, it is thin, the hardest nano material in known world, have unusual electric conductivity under normal temperature, exceed the intensity of iron and steel decades of times and fabulous light transmission, its appearance causes one to hyundai electronics sciemtifec and technical sphere and takes turns revolution.Polyester staple fiber respins into by polyester the staple fibre obtained after tow is cut, polyster fibre good insulating intensity high elasticity is good, the characteristic of the constant performance that absorbs water, high nearly 1 times of the strength ratio cotton of polyster fibre, higher than wool 3 times, higher than wood pulp fibre 5 times, therefore dacron is durable, can use at 70 ~ 170C, be in synthetic fiber heat resistance and a kind of heat endurance best while to have intensity high, wear-resisting, acid and alkali-resistance, high temperature resistant, water-fast, electrical insulating property is good and be not afraid of the fiber of the features such as the moisture absorption, by carbon fiber, Graphene and polyester staple fiber combine, it has numerous advantages.
Summary of the invention
Technical assignment of the present invention is for the deficiencies in the prior art, provides a kind of high connductivity graphene carbon fiber conductive paper and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of high connductivity graphene carbon fiber conductive paper, comprises chopped carbon fiber, terylene superbhort fiber, Graphene powder, wood pulp fibre.
As preferably, the present invention includes following components by weight percent composition: terylene superbhort fiber 50% ~ 60%, Graphene powder 1% ~ 3%, wood pulp fibre 25% ~ 35%, chopped carbon fiber 5% ~ 15%.
As preferably, the length of chopped carbon fiber of the present invention is 3mm ~ 6mm.
As preferably, Graphene powder of the present invention is multi-layer graphene nano powder.
As preferably, the length of terylene superbhort fiber of the present invention is 3mm ~ 6mm, and thickness is 0.8 ~ 1.6 smooth.
As preferably, wood pulp fibre of the present invention is chemical fibre true qualities wood pulps.
Present invention also offers a kind of preparation method of high connductivity graphene carbon fiber conductive paper, comprise the following steps:
1) terylene superbhort fiber 50% ~ 60% is taken first by weight, Graphene powder 1% ~ 3%, wood pulp fibre 25% ~ 35%, chopped carbon fiber 5% ~ 15%;
2) the permeabilization process of Graphene powder liquid is carried out to chopped carbon fiber surface;
3) terylene superbhort fiber is dropped in stock tank, carry out discongesting dispersion;
4) wood pulp fibre is dropped in pulper and carry out out slurry process;
5) by step 4) in open slurry after wood pulp fibre send in beater and pull an oar;
6) by step 5) in slurry after making beating send into fluffer and carry out discongesting process, then render to step 3) mix in terylene superbhort fiber stock tank;
7) by step 1) in the chopped carbon fiber of the permeabilization process of surperficial Graphene powder render to step 6) carry out being uniformly mixed process in blending chest;
8) by step 7) in abundant mixed mixed slurry send into and destroy forebay and carry out adjustments and starch concentration and further mixed processing;
9) by step 8) in well-mixed slurry send into paper machine and carry out copy paper and produce a kind of high connductivity graphene carbon fiber conductive paper.
Compared with prior art, the beneficial effect produced is high connductivity graphene carbon fiber conductive paper of the present invention and preparation method thereof:
(1) present invention preserves the advantage of original paper technology wood pulp conductive paper and thickness evenly, carbon fiber is evenly distributed, heating temp is even.
(2) the present invention compensate for the shortcoming that wood pulp conductive paper intensity is low, WATER RESISTANCE is low, airtight, moist power attenuation cannot be replied, and meets electric heating products automatic production process.
(3) instant invention overcomes key issue, improve the Contact electrical conductivity of carbon fiber greatly, improve electrical conductivity and the thermal efficiency of conductive paper, greatly improve the service life of heat-emitting products.
(4) the present invention is the strategic structural of once leap upgrading and the property changed in the middle of electric heating exothermic material core technology.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with specific embodiment, the present invention is further elaborated.
A kind of high connductivity graphene carbon fiber conductive paper, comprises terylene superbhort fiber 50% ~ 60%, Graphene powder 1% ~ 3%, wood pulp fibre 25% ~ 35%, chopped carbon fiber 5% ~ 15%.
The length of described chopped carbon fiber is 3mm ~ 6mm.Described Graphene powder is multi-layer graphene nano powder.The length of described terylene superbhort fiber is 3mm ~ 6mm, and thickness is 0.8 ~ 1.6 smooth.Described wood pulp fibre is chemical fibre true qualities wood pulps.
The preparation method of above-mentioned a kind of high connductivity graphene carbon fiber conductive paper, comprises the following steps:
1) terylene superbhort fiber 50% ~ 60% is taken first by weight, Graphene powder 1% ~ 3%, wood pulp fibre 25% ~ 35%, chopped carbon fiber 5% ~ 15%;
2) the permeabilization process of Graphene powder liquid is carried out to chopped carbon fiber surface.Concrete grammar: prepare 10 kilograms of distilled water and pour 200 grams of dyeing auxiliariess into and fully stir, pour multi-layer graphene nano powder 1 kilogram again into stir, then pour in Large-scale High-Pressure steam copper, again the boiling carrying out 40 minutes in 20 kilograms of chopped carbon fibers input high steam pots, finally pull out after getting clean liquid and obtain graphene carbon fiber.
3) shredding dispersion treatment is carried out by quantitative terylene superbhort fiber input stock tank.
4) slurry process is carried out out by chemical fibre true qualities wood pulp input pulper.
5) by step 4) in open slurry after slurry send in beater and pull an oar.
6) by step 5) in the further fluffer of slurry after making beating discongest process after render to step 3) in terylene superbhort fiber stock tank.
7) by step 1) in the chopped carbon fiber of the permeabilization process of surperficial Graphene render to step 6) mix in terylene superbhort fiber and chemical fibre true qualities wood pulp blending chest.
8) by step 7) in mixed slurry send into and destroy forebay and regulate slurry concentration and be uniformly mixed process further.
9) by step 8) in well-mixed slurry send into paper machine and carry out copy paper and produce a kind of high connductivity graphene carbon fiber conductive paper.
3, characterization data is tested
After the conduction wood pulp paper of a kind of high connductivity graphene carbon fiber conductive paper of the present invention and prior art was soaked for 10 seconds in water, compare, experimental data is as table 1.
(1) paper performance data are as follows:
As shown in table 1, graphene carbon fiber conductive paper of the present invention all shows good effect at paper density, tensile strength, wet strength, surface absorption.Wherein, paper density reaches 3.7g/cm
3, tensile strength reaches 18kn/m, and wet strength is increased to 17kn/m, and surface absorption reduces greatly, is only 16g/V, and performance significantly increases.
(2) Performance Strength test, method of testing adopts GB/T451.2, GB/T451.3, due in carbon fiber electrothermal plate production process by epoxide-resin glue water saturates, so replace testing the Performance Strength in practical application with water.
The strength ratio of pure wood pulp paper and the polyster fibre conductive paper after adding 50% terylene superbhort fiber comparatively;
A. paper tear intensity is improved
As above show shown in a, no matter the polyster fibre conductive paper after interpolation 50% terylene superbhort fiber, be that machine direction tear MPa or cross direction tear strength MPa all improve 2 ~ 3 times than natural wood pulp paper, embodied remarkable performance.
B. air permeability
As above show shown in b, the polyster fibre conductive paper air permeability after interpolation 50% terylene superbhort fiber improves 2.5 times than natural pulp, and air permeability increases, and seep through also increases.
C. electrical conductivity
D. the thermal efficiency
As above show shown in c and d, graphene carbon electrical conductivity of fibres improves 10 times, and the thermal efficiency improves 18%.Learnt by above-mentioned comparison, graphene carbon fiber conductive paper strength ratio common carbon fibers conductive paper is high, good springiness, WATER RESISTANCE is good, the feature of constant performance and intensity is had in water and glue, overcome wood pulp conductive paper contact glue easily by the shortcoming of rhegma bad electric heating products, change the Contact electrical conductivity and conductive stability that are difficult to the carbon fiber changed, solve contact surface between carbon fiber aging and energising smoothness, solve electric conduction of carbon fiber paper power attenuation problem, improve electrical conductivity and the thermal efficiency of conductive paper, extend service life, reach energy-conservation object, electric heating products is innovated a generation of having upgraded.
Although be described preferred embodiment of the present invention above; but the present invention is not limited to above-mentioned detailed description of the invention; above-mentioned detailed description of the invention is only schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, can also make a lot of form, these all belong within protection scope of the present invention.
Claims (7)
1. a high connductivity graphene carbon fiber conductive paper, is characterized in that: comprise chopped carbon fiber, terylene superbhort fiber, Graphene powder, wood pulp fibre.
2. a kind of high connductivity graphene carbon fiber conductive paper according to claim 1, it is characterized in that: comprise following components by weight percent composition: terylene superbhort fiber 50% ~ 60%, Graphene powder 1% ~ 3%, wood pulp fibre 25% ~ 35%, chopped carbon fiber 5% ~ 15%.
3. a kind of high connductivity graphene carbon fiber conductive paper according to claim 1 and 2, is characterized in that: the length of described chopped carbon fiber is 3mm ~ 6mm.
4. a kind of high connductivity graphene carbon fiber conductive paper according to claim 1 and 2, is characterized in that: described Graphene powder is multi-layer graphene nano powder.
5. a kind of high connductivity graphene carbon fiber conductive paper according to Claims 1-4, is characterized in that: the length of described terylene superbhort fiber is 3mm ~ 6mm, and thickness is 0.8 ~ 1.6 smooth.
6. according to a kind of high connductivity graphene carbon fiber conductive paper described in claim 1 to 5, it is characterized in that: described wood pulp fibre is chemical fibre true qualities wood pulps.
7., according to the preparation method of a kind of high connductivity graphene carbon fiber conductive paper described in claim 1 to 6, it is characterized in that: comprise the following steps:
1) terylene superbhort fiber 50% ~ 60% is taken first by weight, Graphene powder 1% ~ 3%, wood pulp fibre 25% ~ 35%, chopped carbon fiber 5% ~ 15%;
2) the permeabilization process of Graphene powder liquid is carried out to chopped carbon fiber surface;
3) terylene superbhort fiber is dropped in stock tank, carry out discongesting dispersion;
4) wood pulp fibre is dropped in pulper and carry out out slurry process;
5) by step 4) in open slurry after wood pulp fibre send in beater and pull an oar;
6) by step 5) in slurry after making beating send into fluffer and carry out discongesting process, then render to step 3) mix in terylene superbhort fiber stock tank;
7) by step 1) in the chopped carbon fiber of the permeabilization process of surperficial Graphene powder render to step 6) carry out being uniformly mixed process in blending chest;
8) by step 7) in abundant mixed mixed slurry send into and destroy forebay and carry out adjustments and starch concentration and further mixed processing;
9) by step 8) in well-mixed slurry send into paper machine and carry out copy paper manufacture.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810973A (en) * | 2016-05-18 | 2016-07-27 | 青岛墨金烯碳新材料科技有限公司 | Graphene gas diffusion film of fuel cell and preparation method of graphene gas diffusion film |
| CN106381752A (en) * | 2016-08-31 | 2017-02-08 | 石家庄中热新能源科技有限公司 | Carbon fiber heating paper and application thereof |
| CN106400595A (en) * | 2016-10-20 | 2017-02-15 | 国家纳米科学中心 | Method for preparing cellulose-based flexible conductive paper |
| CN106436016A (en) * | 2016-11-23 | 2017-02-22 | 青岛墨金烯碳新材料科技有限公司 | Graphene fiber anti-flaming conductive non-woven fabric and preparation method thereof |
| CN106930151A (en) * | 2017-03-31 | 2017-07-07 | 王敏 | A kind of fuel cell electrode preparation method of graphene carbon cellulose fiber conductive paper |
| CN107105528A (en) * | 2017-05-31 | 2017-08-29 | 北京绿能嘉业新能源有限公司 | Graphene composite fibre far-infrared negative-ion compliant conductive heating board and manufacture craft |
| CN107700262A (en) * | 2017-09-26 | 2018-02-16 | 成都新柯力化工科技有限公司 | A kind of high conductivity conductive paper and preparation method thereof |
| CN108978348A (en) * | 2018-08-23 | 2018-12-11 | 温州誉诚包装有限公司 | A kind of conductive paper of good combination property and preparation method thereof |
| CN113699824A (en) * | 2021-08-25 | 2021-11-26 | 上海骏珲新材料科技有限公司 | Carbon fiber composite conductive paper and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105810973A (en) * | 2016-05-18 | 2016-07-27 | 青岛墨金烯碳新材料科技有限公司 | Graphene gas diffusion film of fuel cell and preparation method of graphene gas diffusion film |
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| CN106400595A (en) * | 2016-10-20 | 2017-02-15 | 国家纳米科学中心 | Method for preparing cellulose-based flexible conductive paper |
| CN106436016A (en) * | 2016-11-23 | 2017-02-22 | 青岛墨金烯碳新材料科技有限公司 | Graphene fiber anti-flaming conductive non-woven fabric and preparation method thereof |
| CN106436016B (en) * | 2016-11-23 | 2019-04-02 | 青岛墨金烯碳新材料科技有限公司 | A kind of graphene fiber flame-retardant conductive non-woven fabrics and preparation method thereof |
| CN106930151A (en) * | 2017-03-31 | 2017-07-07 | 王敏 | A kind of fuel cell electrode preparation method of graphene carbon cellulose fiber conductive paper |
| CN106930151B (en) * | 2017-03-31 | 2018-04-13 | 王敏 | A kind of preparation method of fuel cell electrode graphene carbon cellulose fiber conductive paper |
| CN107105528A (en) * | 2017-05-31 | 2017-08-29 | 北京绿能嘉业新能源有限公司 | Graphene composite fibre far-infrared negative-ion compliant conductive heating board and manufacture craft |
| CN107700262A (en) * | 2017-09-26 | 2018-02-16 | 成都新柯力化工科技有限公司 | A kind of high conductivity conductive paper and preparation method thereof |
| CN108978348A (en) * | 2018-08-23 | 2018-12-11 | 温州誉诚包装有限公司 | A kind of conductive paper of good combination property and preparation method thereof |
| CN113699824A (en) * | 2021-08-25 | 2021-11-26 | 上海骏珲新材料科技有限公司 | Carbon fiber composite conductive paper and preparation method thereof |
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Effective date of registration: 20171225 Address after: 266000 East Road, high tech Zone, Shandong, Qingdao, 826-57 Applicant after: QINGDAO GRAPHENE CARBON NEW MATERIAL TECHNOLOGY CO., LTD. Address before: 266000 Licang City, Qingdao Province, No. nine East Road, room 1206, room 320, room Applicant before: Jin Yin |
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