CN102457994A - Far-infrared anion carbon crystal electric-heating warm-keeping composite material and preparation method thereof - Google Patents
Far-infrared anion carbon crystal electric-heating warm-keeping composite material and preparation method thereof Download PDFInfo
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- CN102457994A CN102457994A CN2010105292120A CN201010529212A CN102457994A CN 102457994 A CN102457994 A CN 102457994A CN 2010105292120 A CN2010105292120 A CN 2010105292120A CN 201010529212 A CN201010529212 A CN 201010529212A CN 102457994 A CN102457994 A CN 102457994A
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Abstract
The invention relates to a far-infrared anion carbon crystal electric-heating warm-keeping composite material and a preparation method thereof, and specifically provides a far-infrared anion carbon crystal electric-heating warm-keeping composite material and a preparation method thereof. The far-infrared anion carbon crystal electric-heating warm-keeping composite material aims to solve problems that an electric-heating warm-keeping material of the prior art has uneven heat radiation and poor environment effect and the like, and is used for manufacturing electric-heating plates for warm-keeping. The far-infrared anion carbon crystal electric-heating warm-keeping composite material comprises the following ingredients in percentage by weight: 70-95% of paper pulp, 2-20% of carbon nano fiber, 2-5% of nano far-infrared anion powder, and 1-5% of diffusant. According to the invention, a conductive composite material is prepared by using the paper pulp, carbon nano fiber, nano far-infrared anion powder and diffusant as raw materials through working procedures of pulping, beating, pulp mixing, paper making, drying, up-coiling and the like. A working procedure of mixed feeding during the beating procedure is added, that is, the carbon nano fiber, the diffusant and the nano far-infrared anion powder are added into the paper pulp uniformly. The invention has functions of far-infrared transmission and anion emission simultaneously, and harmful charges can be released effectively, thereby realizing effects of purification, sterilization and environment protection.
Description
Technical field
The present invention relates to the improvement technology of electric heating composite material, be specially a kind of far-infrared negative-ion carbon crystal electrothermo heating composite material and preparation method thereof.
Background technology
At present, except metal and infrared heating product such as nonmetal, also fast development of the electric heating products that the electric conduction of carbon fiber material is processed.The carbon crystalline substance is an a kind of modification purification carbon element particle heating product, to carry out ball-milling treatment after the short carbon fiber modification, process microcrystal grain after, add the far infrared cast charge again, with the synthetic heating element that is made into of special process.Though carbon fiber electrically hot product advantage is numerous; As: electric conductivity is stable, intensity is big, proportion is little, thin thickness, easy to use etc.; But also exist the heating uniformity bad, heat spot, excessive temperature differentials arranged; Particularly make temperature when the electric heating products more than 80 ℃, the temperature difference does not meet national standard more than 20 ℃.Simultaneously, though the electric conducting material that the carbon fiber far infrared strengthens occurred, manufacture craft is loaded down with trivial details, and possibly have harm ray, unhealthful use because far infrared reinforcing agent coupling is improper.
Summary of the invention
In order to overcome defective and the deficiency that above-mentioned prior art exists; The object of the present invention is to provide a kind of far-infrared negative-ion carbon crystal electrothermo heating composite material and preparation method thereof; To solve and to optimize problems such as having electric heating product heating lack of homogeneity now, the novel conductive composite material of energy-conserving and environment-protective is provided for the electric heating field.
Technical scheme of the present invention is: a kind of far-infrared negative-ion carbon crystal electrothermo heating composite material is characterized in that: by weight percentage, comprising: paper pulp 70～95%: carbon nano-fiber 2～20%; Nano-far-infrared negative ion powder 2～5%; Diffusant 1～5%.Far-infrared negative-ion carbon crystal electrothermo heating composite material of the present invention, by weight percentage, the preferred composition as follows: paper pulp 88～92%; Carbon nano-fiber 4～6%; Nano-meter far infrared negative ion powder 2～3%; Diffusant 2～3%.Paper pulp can all can for the paper pulp that plant paper pulp or other fibre pulps and reclaimed waste paper are processed; Plant paper pulp is formed can be following: by weight percentage, NaOH 4～6%; H2O30～40%; String 55～65%.The preferred specification of carbon nano-fiber is following: diameter 10～100nm, length 10～20um; The fine base nano carbon fibre of alkene in preferably gathering.Nano-meter far infrared negative ion powder can adopt nano bamboo-carbon fibre; Be a kind of through efficient absorption and emitting far-infrared, discharge anion and have insulation, improve microcirculqtory system, stimulate circulation, suppress the functional fibre of health care such as growth of microorganism.Preferred specification is following: diameter 10～100nm, length 10～20um, far infrared emissivity＞85%, anion number＞6500/cm
3Can adopt commercial far-infrared powder or negative ion powder to replace nano bamboo-carbon fibre, can reduce cost.All kinds of nano-meter far infrared negative ion powders are commercial product.Diffusant is commercial product, as: sodium methylene bis-naphthalene sulfonate (NNO) etc.
The preparation method of far-infrared negative-ion carbon crystal electrothermo heating composite material of the present invention is following:
The present invention is a raw material with paper pulp, carbon nano-fiber, nano-far-infrared negative ion powder, diffusant, through slurrying, making beating, mix slurry, copy paper, oven dry, go up operations such as volume and be made into conducing composite material.
In pulping process, mix slurry process: join carbon nano-fiber, nano-far-infrared negative ion powder in the paper pulp equably; Wherein, carbon nano-fiber added in making beating beginning back in 1-2 hour, added the papermaking diffusant simultaneously; After adding carbon nano-fiber, continue making beating and added the nano-far-infrared negative ion powder in 0.5～1.5 hour.Making beating is the normal existing technology in the papermaking, and the amount of water in the pulping process can be 2～3 times of raw material.
Need check after pulling an oar, load in mixture completion, repeatedly take a sample in 4～5cm of paper pulp degree of depth with 100～200 eye mesh screens; Press dry and illumination removal moisture.At first, whether evenly distribute through range estimation; Then, carry out resistance measurement, require repeatedly the resistance error in+2%～-5% scope.
The resistivity of far-infrared negative-ion carbon crystal electrothermo heating composite material of the present invention can be adjusted in 2-2000 Ω cm scope as required.
The invention has the beneficial effects as follows: a kind of far-infrared negative-ion carbon crystal electrothermo heating of the present invention composite material and preparation method thereof; Owing to adopt the nano-scale carbon fiber, in paper pulp, disperse more evenly, the moulding after-current distributes more perfect; It is more even to generate heat, and has good stability; Owing to adopt nano-far-infrared negative ion powder, especially bamboo carbon fibre, the mixed slurry process of making beating is more rationally perfect, increases useful amount of radiation, realizes the purpose of health environment-friendly; Owing to adopt plant paper pulp or secondary stock etc., can effectively reduce environmental pollution.
Embodiment
The present invention is a raw material with paper pulp, carbon nano-fiber, nano-far-infrared negative ion powder, diffusant, through slurrying, making beating, mix slurry, copy paper, oven dry, go up operations such as volume and be made into conducing composite material.In pulping process, mix slurry process: join carbon nano-fiber, nano-far-infrared negative ion powder in the paper pulp equably; Wherein, carbon nano-fiber added in making beating beginning back in 1-2 hour, added the papermaking diffusant simultaneously; After adding carbon nano-fiber, continue making beating and added the nano-far-infrared negative ion powder in 0.5～1.5 hour.Making beating is the normal existing technology in the papermaking, and the amount of water in the pulping process can be 2～3 times of raw material.
Need check after pulling an oar, load in mixture completion, repeatedly take a sample in 4～5cm of paper pulp degree of depth with 100～200 eye mesh screens; Press dry and illumination removal moisture.At first whether evenly distribute, carry out resistance measurement then, require five resistance errors in+2%～-5% scope through range estimation.
Embodiment 1
The paper pulp that use prepares (selects old string; Like straw); Beginning adding in the back 2 hours weight content of pulling an oar is 4～6% carbon nano-fiber, and adding weight content simultaneously is 2～3% papermaking diffusant sodium methylene bis-naphthalene sulfonates (NNO), and continuation making beating adding in 1 hour weight content is 2～3% nano-far-infrared negative ion powder (bamboo carbon fibre); Paper pulp is surplus, pulls an oar to be up to the standards after 5 hours; Copy paper, oven dry then.The resistivity of present embodiment conducing composite material is 40～800 Ω cm, can be used as heating and uses thermo electric material, as: ground heating floor, the warm plate of canopy, electric heating picture, electric heater, pedal etc.
Embodiment 2
The paper pulp that use prepares (waste paper); Making beating beginning adding in back 3 hours weight content is 5% carbon nano-fiber; Adding weight amount content simultaneously is the two methyl naphthalene sulfonic acid sodium (MF) of 3% papermaking diffusant subunit; Continuation making beating adding in 1 hour weight content is 4% nano-far-infrared negative ion powder (bamboo carbon fibre is received), and paper pulp is surplus, pulls an oar to be up to the standards after 5 hours; Copy paper, oven dry then.The resistivity of present embodiment conducing composite material is 50 Ω cm, and the goods of making can be used for electricity and help device etc.
Embodiment 3
The paper pulp that use prepares (is selected string for use; Like the tangerine bar); It is 6% carbon nano-fiber that making beating beginning added weight content in back 3 hours, and adding weight content simultaneously is 4% papermaking diffusant sodium methylene bis-naphthalene sulfonate (NNO), continues making beating and adds the FIR-300 far-infrared powder that weight content is magnificent little science and technology (Xiamen) Co., Ltd of 5% in 1.5 hours; Paper pulp is surplus, pulls an oar to be up to the standards after 6 hours; Copy paper, oven dry then.The resistivity of present embodiment conducing composite material is 40～50 Ω cm, can be used for making the electric heating articles for use.
Claims (3)
1. a far-infrared negative-ion carbon crystal electrothermo heating composite material is characterized in that: by weight percentage, comprising: paper pulp 70～95%: carbon nano-fiber 2～20%; Nano-far-infrared negative ion powder 2～5%; Diffusant 1～5%.
2. according to the described far-infrared negative-ion carbon crystal electrothermo heating of claim 1 composite material and preparation method thereof; It is characterized in that: with paper pulp, carbon nano-fiber, nano-far-infrared negative ion powder, diffusant is raw material; In pulping process, mix slurry process: join carbon nano-fiber, nano-far-infrared negative ion powder in the paper pulp equably; Wherein, carbon nano-fiber added in making beating beginning back in 1-2 hour, added the papermaking diffusant simultaneously; After adding carbon nano-fiber, continue making beating and added the nano-far-infrared negative ion powder in 0.5～1.5 hour; After the making beating, through copy paper, oven dry is made into composite conducting material.
3. according to the described far-infrared negative-ion carbon crystal electrothermo heating of claim 2 composite material and preparation method thereof, it is characterized in that: the control of testing in the pulping process, repeatedly take a sample in 4～5cm of paper pulp degree of depth with 100～200 eye mesh screens; Press dry and illumination removal moisture, carry out resistance measurement, require the resistance error in+2%～-5% scope.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105155813A (en) * | 2015-09-10 | 2015-12-16 | 浙江康辉木业有限公司 | Novel nano-carbon-crystal electric-strip heating floor and preparation method thereof |
| CN105155815A (en) * | 2015-09-10 | 2015-12-16 | 浙江康辉木业有限公司 | Novel nano-carbon-fiber heating floor and preparation method thereof |
| CN106726133A (en) * | 2017-03-06 | 2017-05-31 | 王敏 | A kind of Graphene frequency spectrum cover glass and preparation method thereof |
| CN106900089A (en) * | 2017-02-22 | 2017-06-27 | 王敏 | Graphene nano far-infrared negative-ion composite fibre conductive exothermal film and preparation method |
| CN107079746A (en) * | 2017-05-31 | 2017-08-22 | 北京绿能嘉业新能源有限公司 | For agricultural greenhouse graphene Far-infrared Heating anion light wave plate and preparation method |
| CN107083833A (en) * | 2017-05-31 | 2017-08-22 | 北京绿能嘉业新能源有限公司 | Graphene composite material far-infrared negative-ion warms up core electric heating floor and its manufacture craft |
| 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 |
| CN107197549A (en) * | 2017-05-31 | 2017-09-22 | 北京绿能嘉业新能源有限公司 | Graphene nano far-infrared negative-ion composite fibre electric heating panel and manufacture craft |
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2010
- 2010-11-03 CN CN2010105292120A patent/CN102457994A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105155813A (en) * | 2015-09-10 | 2015-12-16 | 浙江康辉木业有限公司 | Novel nano-carbon-crystal electric-strip heating floor and preparation method thereof |
| CN105155815A (en) * | 2015-09-10 | 2015-12-16 | 浙江康辉木业有限公司 | Novel nano-carbon-fiber heating floor and preparation method thereof |
| CN105155815B (en) * | 2015-09-10 | 2018-01-05 | 浙江康辉木业有限公司 | A kind of preparation method on nano carbon fiber heating floor |
| CN106900089A (en) * | 2017-02-22 | 2017-06-27 | 王敏 | Graphene nano far-infrared negative-ion composite fibre conductive exothermal film and preparation method |
| CN106726133A (en) * | 2017-03-06 | 2017-05-31 | 王敏 | A kind of Graphene frequency spectrum cover glass and preparation method thereof |
| CN107079746A (en) * | 2017-05-31 | 2017-08-22 | 北京绿能嘉业新能源有限公司 | For agricultural greenhouse graphene Far-infrared Heating anion light wave plate and preparation method |
| CN107083833A (en) * | 2017-05-31 | 2017-08-22 | 北京绿能嘉业新能源有限公司 | Graphene composite material far-infrared negative-ion warms up core electric heating floor and its manufacture craft |
| 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 |
| CN107197549A (en) * | 2017-05-31 | 2017-09-22 | 北京绿能嘉业新能源有限公司 | Graphene nano far-infrared negative-ion composite fibre electric heating panel and manufacture craft |
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Application publication date: 20120516 |