CN106179918A - Graphene strengthens energy-conservation composite membrane and preparation method thereof - Google Patents
Graphene strengthens energy-conservation composite membrane and preparation method thereof Download PDFInfo
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- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0063—Inorganic compounding ingredients, e.g. metals, carbon fibres, Na2CO3, metal layers; Post-treatment with inorganic compounds
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/18—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials
- D06N3/186—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials one of the layers is on one surface of the fibrous web and the other layer is on the other surface of the fibrous web
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- B05D2201/00—Polymeric substrate or laminate
- B05D2201/02—Polymeric substrate
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- B05D2202/00—Metallic substrate
- B05D2202/20—Metallic substrate based on light metals
- B05D2202/25—Metallic substrate based on light metals based on Al
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- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
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- B05D2502/00—Acrylic polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
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- B05D2503/00—Polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B05D2504/00—Epoxy polymers
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- B05D2601/00—Inorganic fillers
- B05D2601/20—Inorganic fillers used for non-pigmentation effect
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- D06N2209/00—Properties of the materials
- D06N2209/06—Properties of the materials having thermal properties
Abstract
The invention discloses a kind of Graphene and strengthen energy-conservation composite membrane and preparation method thereof, described composite membrane includes tack coat, basal layer and active layer the most successively;Graphene strengthens the preparation method of energy-conservation composite membrane and includes: tack coat coats, prepares active powder mixture, prepares active substance epoxy resin coating and active layer coating and solidification;By adding up-to-date grapheme material, utilize the high specific surface area of Graphene and unique electronic structure, it is obviously enhanced the Chemical Physics performance improving nanoparticle, the original performance of nanoparticle is multiplied, it might even be possible to the special nature that before realizing, homogenous material cannot realize.Can significantly completely cut off External Heat Flux, strengthen internal thermal convection current heat exchange efficiency, and then reach to increase COP value, it is achieved reduce energy consumption, the target of protection environment.
Description
Technical field
The present invention relates to central air-conditioning or handpiece Water Chilling Units refrigeration technology field, be specifically related to a kind of for regulating and controlling central air-conditioning
Or the graphene composite film of the internal thermal convection current heat exchange efficiency of handpiece Water Chilling Units heat exchanger and preparation method thereof.
Background technology
Graphene is the two dimensional crystal of a kind of monoatomic layer thickness, carbon hexatomic ring the most infinitely repeat and obtain, be
Newcomer in nano-carbon material family, the electric property of its excellence, thermal property, mechanical performance, chemical stability etc. are many
Performance so that Graphene has huge potential using value at numerous areas such as electronics, energy storage, machinery enhancings.Make graphite
Alkene, once appearance, has just attracted the sight of whole world research worker.
Nano material, due to reasons such as dimensional effect, electron tunneling effect, skin effects, often shows and bulk material
Different performances, has important effect in numerous areas.
Along with consumers in general are more and more higher to the requirement of indoor environment comfort level, central air-conditioning or handpiece Water Chilling Units are in hotel
Among the building such as hotel, office space, residential building, application is more and more extensive.Such as, industry market scale in 2010 reaches 450
Hundred million yuan, within 2011, expanding further, only market scale in the first half of the year just reaches 30,000,000,000 yuan, increases by a year-on-year basis and reach more than 40%.But, central authorities
Air-conditioning or handpiece Water Chilling Units bring to consumer comfortable while, meanwhile, also consume substantial amounts of electric energy.With thermal power generation it is being
Main China, consumes substantial amounts of electric energy, and often meaning consumes substantial amounts of coal, brings more haze.At present, China face
Facing serious energy challenge and environment challenge, energy-conserving and environment-protective become the theme of China's Development Mode Change, are also " 13 "
Important goal to be realized.
Therefore, improved the heat exchange efficiency of central air-conditioning or handpiece Water Chilling Units by all approach, i.e. realizing identical refrigeration effect
Under conditions of Guo, consume less energy, become one of problem of urgently capturing in central air-conditioning or handpiece Water Chilling Units technology.
Summary of the invention
It is an object of the invention to prepare a kind of Graphene and strengthen energy-conservation composite membrane and preparation method thereof, this composite membrane is comprehensive
Utilize the nano material of multiple difference in functionality, energy heat convection efficiency within Effective Regulation heat exchanger.
The technical solution adopted for the present invention to solve the technical problems is: a kind of Graphene strengthens energy-conservation composite membrane, and it is special
Levy and be: described composite membrane includes tack coat, basal layer and active layer the most successively;Described tack coat is by poly-third
Olefin(e) acid class or polyurethanes binding agent composition, for being attached to heat exchanger surface by composite membrane;Described basal layer is Copper Foil, aluminum
The one of paper tinsel, plastic sheeting or non-woven fabrics, for supported active layer material;Described active layer includes the thing of following weight portion
Matter: 40~80 parts of aerosil powder, 40~80 parts of Pulvis Talci, 5~10 parts of Graphenes, 1~20 part of aluminium oxide, 1~20
Part zinc oxide, 1~20 part of bismuth oxychloride, 10~20 parts of ferroso-ferric oxide and 1~5 part of chromium oxide.
Graphene of the present invention strengthens the preparation method of energy-conservation composite membrane, comprises the following steps:
The first step, tack coat coats: by polyacrylic or polyurethanes adhesive coated bottom basal layer;
Second step, prepares active powder mixture: by 40~80 parts of aerosil powder, 40~80 parts of Pulvis Talci, 5~10
Part Graphene, 1~20 part of aluminium oxide, 1~20 part of zinc oxide, 1~20 part of bismuth oxychloride, 10~20 parts of ferroso-ferric oxide and 1~5
Part chromium oxide is uniformly mixed by blending apparatus;
3rd step, prepares active substance epoxy resin coating: 100 parts of virgin resin are heated to 50~80 DEG C, reduces the viscous of virgin resin
Degree, under being stirred vigorously, adds TritonX 5~10 parts, adds active powder mixture prepared by 80 parts of second steps, and 50~
100 parts of firming agent, stir 30~60min, until mix homogeneously, then eliminate the foam of generation in vacuum drying oven;
4th step, active layer coating and solidification: the 3rd step gained composite paint is coated on the base layer, solidifies.
As preferably, the Graphene in described second step is chemical conversion Graphene, the number of plies below 10 layers, specific surface
Amass at 600m2/ more than g.
Preferably, the blending apparatus in described second step is ball milling or V-Mixer.
Preferably, the alr mode in described 3rd step is mechanical agitation, and rotating speed is 100~2000 rpm.
Use the present invention can obtain following technique effect:
Improve internal microenvironment, it is to avoid the local concentration of ion is too high.This product adds nano magnetic particle, at heat exchanger
It is internally formed a kind of faint magnetic field.Due to ion all with electric charge, in motor process, can produce with magnetic field and interact,
Cause magnetic field can affect the warm-up movement of ion so that it is more uniform that foreign ion is distributed in water, particularly avoids and is changing
The situation that localized ion concentration that heat pipe wall causes due to the effect of metal Yu water is excessive.
By adding different infrared reflective materials, it is achieved the common wave band during central air-conditioning or handpiece Water Chilling Units are used
Infra-red radiation realizes iris action.And nano material has high specific surface area, have more reflection than block materials
Plane, it is possible to achieve the infrared barrier of higher efficiency.
The electronics performance of Graphene uniqueness makes it can produce synergism from different nano materials, greatly improves and receives
Rice material properties.Additionally, the specific surface area of its superelevation makes to have only to add minimal amount of Graphene, it is possible to realize multiple
The overall improvement of condensation material.
Detailed description of the invention
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearer, below in conjunction with
Embodiment, the present invention is further illustrated.Should be appreciated that embodiment described herein is used only for explaining the present invention,
It is not intended to limit the present invention.
Embodiment 1
The first step, tack coat coats: by polyacrylic adhesive coated bottom Copper Foil.
Second step, prepares active powder mixture: by 45 parts of aerosil powder, 75 parts of Pulvis Talci, 9 parts of graphite
Alkene, 16 parts of aluminium oxidies, 7 parts of zinc oxide, 4 parts of bismuth oxychloride, 11 parts of ferroso-ferric oxide and 1 part of chromium oxide are uniformly mixed by ball milling
Closing, Graphene is chemical conversion Graphene, and the number of plies is below 10 layers, and specific surface area is at 600m2/ more than g.
3rd step, prepares active substance epoxy resin coating: 100 parts of virgin resin are heated to 55 DEG C, reduces the viscous of virgin resin
Degree, under being stirred vigorously, adds TritonX 6 parts, adds active powder mixture prepared by 80 parts of second steps, and 55 parts of solidifications
Agent, stirs 35min, until mix homogeneously, then eliminates the foam of generation in vacuum drying oven;Alr mode is mechanical agitation,
Rotating speed is 300rpm.
4th step, active layer coating is with solidification: the 3rd step gained composite paint is coated on Copper Foil, solidifies.
Directly this product is pasted on central air-conditioning or handpiece Water Chilling Units condenser surface, by test central air-conditioning or cold water
Unit COP value detection energy-saving effect.
Embodiment 2
The first step, tack coat coats: by polyacrylic adhesive coated bottom aluminium foil.
Second step, prepares active powder mixture: by 50 parts of aerosil powder, 70 parts of Pulvis Talci, 8 parts of graphite
Alkene, 10 parts of aluminium oxidies, 4 parts of zinc oxide, 13 parts of bismuth oxychloride, 13 parts of ferroso-ferric oxide and 2 parts of chromium oxides are uniformly mixed by ball milling
Closing, Graphene is chemical conversion Graphene, and the number of plies is below 10 layers, and specific surface area is at 600m2/ more than g.
3rd step, prepares active substance epoxy resin coating: 100 parts of virgin resin are heated to 60 DEG C, reduces the viscous of virgin resin
Degree, under being stirred vigorously, adds TritonX 7 parts, adds active powder mixture prepared by 80 parts of second steps, and 65 parts of solidifications
Agent, stirs 40min, until mix homogeneously, then eliminates the foam of generation in vacuum drying oven;Alr mode is mechanical agitation,
Rotating speed is 700rpm.
4th step, active layer coating is with solidification: the 3rd step gained composite paint is coated on aluminium foil, solidifies.
Directly this product is pasted on central air-conditioning or handpiece Water Chilling Units condenser surface, by test central air-conditioning or cold water
Unit COP value detection energy-saving effect.
Embodiment 3
The first step, tack coat coats: by polyurethanes adhesive coated bottom plastic sheeting.
Second step, prepares active powder mixture: by 65 parts of aerosil powder, 60 parts of Pulvis Talci, 7 parts of graphite
Alkene, 4 parts of aluminium oxidies, 10 parts of zinc oxide, 16 parts of bismuth oxychloride, 15 parts of ferroso-ferric oxide and 3 parts of chromium oxides are equal by V-Mixer
Even mixing, Graphene is chemical conversion Graphene, and the number of plies is below 10 layers, and specific surface area is at 600m2/ more than g.
3rd step, prepares active substance epoxy resin coating: 100 parts of virgin resin are heated to 65 DEG C, reduces the viscous of virgin resin
Degree, under being stirred vigorously, adds TritonX 8 parts, adds active powder mixture prepared by 80 parts of second steps, and 75 parts of solidifications
Agent, stirs 45 min, until mix homogeneously, then eliminates the foam of generation in vacuum drying oven;Alr mode is mechanical agitation,
Rotating speed is 1100rpm.
4th step, active layer coating and solidification: the 3rd step gained composite paint is coated on a plastic film, solidifies.
Directly this product is pasted on central air-conditioning or handpiece Water Chilling Units condenser surface, by test central air-conditioning or cold water
Unit COP value detection energy-saving effect.
Embodiment 4
The first step, tack coat coats: by polyurethanes adhesive coated bottom non-woven fabrics.
Second step, prepares active powder mixture: by 70 parts of aerosil powder, 55 parts of Pulvis Talci, 6 parts of graphite
Alkene, 7 parts of aluminium oxidies, 13 parts of zinc oxide, 10 parts of bismuth oxychloride, 17 parts of ferroso-ferric oxide and 4 parts of chromium oxides are equal by V-Mixer
Even mixing, Graphene is chemical conversion Graphene, and the number of plies is below 10 layers, and specific surface area is at 600m2/ more than g.
3rd step, prepares active substance epoxy resin coating: 100 parts of virgin resin are heated to 70 DEG C, reduces the viscous of virgin resin
Degree, under being stirred vigorously, adds TritonX 9 parts, adds active powder mixture prepared by 80 parts of second steps, and 85 parts of solidifications
Agent, stirs 50 min, until mix homogeneously, then eliminates the foam of generation in vacuum drying oven;Alr mode is mechanical agitation,
Rotating speed is 1500rpm.
4th step, active layer coating is with solidification: the 3rd step gained composite paint is coated on non-woven fabrics, solidifies.
Directly this product is pasted on central air-conditioning or handpiece Water Chilling Units condenser surface, by test central air-conditioning or cold water
Unit COP value detection energy-saving effect.
Embodiment 5
The first step, tack coat coats: by polyurethanes adhesive coated bottom non-woven fabrics.
Second step, prepares active powder mixture: by 75 parts of aerosil powder, 45 parts of Pulvis Talci, 5 parts of graphite
Alkene, 13 parts of aluminium oxidies, 16 parts of zinc oxide, 7 parts of bismuth oxychloride, 19 parts of ferroso-ferric oxide and 5 parts of chromium oxides are equal by V-Mixer
Even mixing, Graphene is chemical conversion Graphene, and the number of plies is below 10 layers, and specific surface area is at 600m2/ more than g.
3rd step, prepares active substance epoxy resin coating: 100 parts of virgin resin are heated to 75 DEG C, reduces the viscous of virgin resin
Degree, under being stirred vigorously, adds TritonX 10 parts, adds active powder mixture prepared by 80 parts of second steps, and 95 parts are consolidated
Agent, stirs 55min, until mix homogeneously, then eliminates the foam of generation in vacuum drying oven;Alr mode is that machinery stirs
Mixing, rotating speed is 1800rpm.
4th step, active layer coating is with solidification: the 3rd step gained composite paint is coated on non-woven fabrics, solidifies.
Directly this product is pasted on central air-conditioning or handpiece Water Chilling Units condenser surface, by test central air-conditioning or cold water
Unit COP value detection energy-saving effect.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Any amendment made within principle, equal replacement and improvement etc., all should fall within the scope and spirit of the invention.
Claims (5)
1. a Graphene strengthens energy-conservation composite membrane, it is characterised in that: described composite membrane include the most successively tack coat,
Basal layer and active layer;
Described tack coat is made up of polyacrylic or polyurethanes binding agent, for composite membrane is attached to heat exchanger table
Face;
Described basal layer is the one of Copper Foil, aluminium foil, plastic sheeting or non-woven fabrics, for supported active layer material;
Described active layer includes the material of following weight portion: 40~80 parts of aerosil powder, 40~80 parts of Pulvis Talci,
5~10 parts of Graphenes, 1~20 part of aluminium oxide, 1~20 part of zinc oxide, 1~20 part of bismuth oxychloride, 10~20 parts of ferroso-ferric oxide
With 1~5 part of chromium oxide.
2. the preparation method of the Graphene energy-conservation composite membrane of enhancing, it is characterised in that comprise the following steps:
The first step, tack coat coats: by polyacrylic or polyurethanes adhesive coated bottom basal layer;
Second step, prepares active powder mixture: by 40~80 parts of aerosil powder, 40~80 parts of Pulvis Talci, 5~10
Part Graphene, 1~20 part of aluminium oxide, 1~20 part of zinc oxide, 1~20 part of bismuth oxychloride, 10~20 parts of ferroso-ferric oxide and 1~5
Part chromium oxide is uniformly mixed by blending apparatus;
3rd step, prepares active substance epoxy resin coating: 100 parts of virgin resin are heated to 50~80 DEG C, reduces the viscous of virgin resin
Degree, under being stirred vigorously, adds TritonX 5~10 parts, adds active powder mixture prepared by 80 parts of second steps, and 50~
100 parts of firming agent, stir 30~60min, until mix homogeneously, then eliminate the foam of generation in vacuum drying oven;
4th step, active layer coating and solidification: the 3rd step gained composite paint is coated on the base layer, solidifies.
Graphene the most according to claim 2 strengthens the preparation method of energy-conservation composite membrane, it is characterised in that: described second step
In Graphene be chemical conversion Graphene, the number of plies is below 10 layers, and specific surface area is at 600m2/ more than g.
Graphene the most according to claim 2 strengthens the preparation method of energy-conservation composite membrane, it is characterised in that: described second step
In blending apparatus be ball milling or V-Mixer.
Graphene the most according to claim 2 strengthens the preparation method of energy-conservation composite membrane, it is characterised in that: described 3rd step
In alr mode be mechanical agitation, rotating speed is 100~2000rpm.
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US20110143045A1 (en) * | 2009-12-15 | 2011-06-16 | Veerasamy Vijayen S | Large area deposition of graphene on substrates, and products including the same |
CN104310381A (en) * | 2014-09-28 | 2015-01-28 | 北京理工大学 | Method for on-scale continuous production of three-dimensional graphene membrane and application |
CN105514066A (en) * | 2016-01-19 | 2016-04-20 | 合肥微晶材料科技有限公司 | Composite graphene infrared radiation and heat conduction film and manufacturing method thereof |
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