CN111136971A - Composite material - Google Patents
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- CN111136971A CN111136971A CN202010048070.XA CN202010048070A CN111136971A CN 111136971 A CN111136971 A CN 111136971A CN 202010048070 A CN202010048070 A CN 202010048070A CN 111136971 A CN111136971 A CN 111136971A
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- composite material
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- graphene
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- 239000002131 composite material Substances 0.000 title claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 23
- 229910021389 graphene Inorganic materials 0.000 claims description 23
- 239000000758 substrate Substances 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 13
- 238000007731 hot pressing Methods 0.000 claims description 6
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 53
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 52
- 238000000746 purification Methods 0.000 abstract description 18
- 238000004140 cleaning Methods 0.000 abstract description 10
- -1 polyethylene terephthalate Polymers 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 50
- 239000004698 Polyethylene Substances 0.000 description 15
- 238000007639 printing Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 7
- 239000007769 metal material Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 238000004887 air purification Methods 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/202—Conductive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/552—Fatigue strength
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a composite material, which comprises a PET (polyethylene terephthalate) base material, wherein a material with conductivity is arranged in the PET base material. The material overcomes the defects that the traditional metal body is used as a purification unit, the safety is poor, the ozone amount is high, the traditional metal body is easy to oxidize and corrode, the production cost is high, the self-cleaning maintenance-free function cannot be formed, and the like.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to a composite material of a purification unit capable of being applied to removing particulate matters in air.
Background
At present, one air purification technology for removing particles in air is electrostatic purification, in which the particles in air are charged, the charged particles pass through a purification unit made of a conductive material along with the air, and the particles are adsorbed by an electric field formed by the purification unit. Such conductive materials are generally metal materials, but the metal materials used as the purification units have the disadvantages of poor safety, high ozone amount, easy oxidation and corrosion, high production cost and the like, so that an alternative material is required to be provided to overcome the defects of the metal materials used as the purification units.
PET, English full name polyethylene terephthalate, chemical formula [ COC6H4COOCH2CH2O ] n; polyethylene terephthalate; the quality is ensured; polyester fiber; polyethylene terephthalate; dacron, and the like. PET is a milky white or pale yellow, highly crystalline polymer with a smooth, glossy surface. The film has good mechanical property, the impact strength is 3-5 times that of other films, and the folding resistance is good. Oil resistance, fat resistance, olefine acid resistance, dilute alkali resistance and most solvent resistance; the material can be normally used at the temperature of-70-60 ℃, and has little influence on the mechanical properties at high and low temperatures; the gas and water vapor permeability is low, and the gas, water, oil and peculiar smell barrier performance is excellent; the transparency is high, the ultraviolet ray can be blocked, and the glossiness is good; no toxicity, no smell, good sanitation and safety, and can be directly used for food packaging.
PE, one of the plastics, polyethylene, is a polymer polymerized by ethylene, and the polyethylene is a white wax-like translucent material, is flexible and tough, lighter than water, non-toxic, excellent in dielectric property and low temperature resistance, has the lowest use temperature of-100 to-70 ℃, and is good in chemical stability and capable of resisting most of acid and alkali erosion.
The graphene has excellent optical, electrical and mechanical properties, has important application prospects in the aspects of materials science, micro-nano processing, energy, biomedicine, drug delivery and the like, and is considered to be a revolutionary material in the future. Scientists have found that graphene is also a material known to be excellent in electrical conductivity. The graphene can be represented on a printing stock through printing or inkjet printing.
Ink, an important material for printing, which is used for expressing patterns and characters on a printing stock by printing or inkjet. The ink comprises a main component and an auxiliary component which are uniformly mixed and repeatedly rolled to form a viscous colloidal fluid. The paint consists of a binder (resin), a pigment, a filler, an auxiliary agent, a solvent and the like. The printing ink is used for various printing of books, periodicals, packaging decoration, building decoration, electronic circuit boards and the like. The density of the ink is 1g/cm3To 2.25g/cm3In the meantime.
Disclosure of Invention
The invention aims to provide a composite material, which replaces the metal material of the existing purification unit and overcomes the defects of the metal material.
In order to achieve the above object, an embodiment of the present invention provides a composite material, including a PET substrate, in which a material having conductivity is disposed.
Further, the material with conductivity is conductive ink or graphene.
Further, the electrical resistivity of the composite material is 0.0025 to 3(Ω · m).
Further, the density of the composite material is 950-2200kg/m3。
Further, the PET substrate is a belt-shaped body.
Further, the overall thickness of the composite material is 0.2-5 mm.
Further, the width of the composite material is 5-500 mm.
Further, the thickness of the ink and the graphene is 0.02-2 mm.
Further, the width of the layer formed by the ink and the graphene in the belt-shaped body is 0.5-490 mm.
Further, the PET substrate is formed by hot pressing of two PET strips, wherein at least one strip is provided with conductive ink or graphene on the inner side.
Furthermore, the hot pressing temperature is 90-250 ℃, and the pressure is 0.5-800 MPa.
Further, a PE layer is arranged between the two PET strips in a clamped mode.
Further, the thickness of the PE layer is 0.02-1 mm.
Further, a plurality of ink layers or graphene layers are provided inside the PET substrate.
Further, the interval between the ink layers or the graphene layers is 1-50 mm.
Further, a glue layer is arranged between the PET substrate with the ink layer or the graphene layer and the other PET substrate.
Further, an ink layer or a graphene layer, an adhesive layer, a PE layer and an adhesive layer are arranged between the PET substrate on one side and the PET substrate on the other side in sequence; wherein the number of the ink layers or the graphene layers may be plural.
Compared with the prior art, the invention has the following beneficial effects: the invention takes the PET band-shaped body as the base material, conductive materials such as printing ink and the like are embedded in the band-shaped PET material to be compounded, the compound material has a conductive function, the purification unit made of the compound material can be widely applied to the fields of heating, ventilation, air conditioning and air purification, and the purification unit has the advantages of simple structure, high strength, aging resistance, oxidation resistance and corrosion resistance. The composite material overcomes the defects of poor safety, high ozone amount, high possibility of oxidation and corrosion, high production cost and the like of a traditional metal body used as a purification unit, the purification unit formed by the composite material can also realize a self-cleaning maintenance-free function, and the self-cleaning can automatically clean particles accumulated on the purification unit at regular intervals and transfer the particles into a dust collection device; meanwhile, the composite material has the properties of higher voltage resistance and higher current resistance, and a purification unit formed by the composite material has higher purification efficiency, stronger usability and wider applicability.
Drawings
FIG. 1 is a schematic side view of a composite material according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1 at the layer of conductive ink;
FIG. 3 is a schematic side view of another embodiment of a composite material;
FIG. 4 is a schematic side view of another embodiment of a composite material;
the composite material in the three embodiments has the same cross-sectional view, taken from the conductive ink;
in the figure: 1. a PET ribbon; 3. a conductive ink layer; 3. a glue layer; 4. and (6) a PE layer.
Detailed Description
The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments shown in the drawings. It should be understood that these embodiments are described only to enable those skilled in the art to better understand and to implement the present invention, and are not intended to limit the scope of the present invention in any way.
Referring to fig. 1, a composite material according to an embodiment of the present invention is in the form of a strip, and the strip may form a purification unit with a filtering function according to a certain manner. For example, the band-shaped bodies can form a cleaning unit with a disc-shaped structure in a winding manner, gaps for air to flow through are formed between the band-shaped bodies in the cleaning unit with the disc-shaped structure, when air to be cleaned flows through the cleaning unit along the vertical direction of the disc surface of the disc-shaped structure, the air passes through the gaps, charged particles in the air are adsorbed on the band-shaped bodies, and then the air can be automatically cleaned by a self-cleaning device, so that the self-cleaning and maintenance-free functions are realized. The plurality of strip-shaped bodies can also be arranged in parallel to form a rectangular structure, gaps for gas to flow through are also formed between the adjacent strip-shaped bodies, and then the strip-shaped bodies can be automatically cleaned by the arranged self-cleaning device to realize the self-cleaning and maintenance-free functions, and the process of purifying the gas is the same as the principle.
Of course, although the present application exemplifies a ribbon as the composite material, it should be understood that the composite material may take other geometries.
In the present embodiment, the composite material includes a PET base material as a base material, and takes the form of a PET ribbon 1 as a main body portion of the composite material. In the example of fig. 1, the PET strips 1 have two upper and lower strips, and the conductive ink is disposed inside the upper one of the PET strips, but this is merely an example, and the conductive ink may be disposed inside the lower one of the PET strips. In addition, the conductive ink layers may be respectively disposed on the inner side of the upper PET strip and the inner side of the lower PET strip (that is, when 2 or more conductive ink layers are provided, one or more conductive ink layers may be disposed on the inner side of the upper PET strip, and the rest conductive ink layers are disposed on the inner side of the lower PET strip to form a composite material having a conductive property together), which all fall within the protection scope of the present invention. In this embodiment, a conductive ink layer 2 is formed on the inner side of the PET strip 1, and further, a glue layer 3 is further disposed on the inner side of the conductive ink layer 2, the glue layer 3 is used for bonding the conductive ink layer 2 and the inner side of another PET strip 1, and the glue layer 3 can be formed by coating glue on the inner side of the PET strip 1 (as described below). It should be noted that in various embodiments of the present invention, the conductive ink may be replaced with other conductive materials, such as graphene. The conductive ink layer described in the various embodiments may also be a graphene layer.
One or more conductive ink layers 2 may be provided at intervals inside the PET tape 1. For example, in some embodiments, the layer of conductive ink 2 is located substantially in the middle of the PET strip 1, and in other embodiments, the layer of conductive ink 2 is located substantially in the lower portion of the PET strip 1. In some embodiments, two adjacent layers 2 of conductive ink are offset by a certain distance in the thickness direction of the PET strip 1. In other embodiments, each layer of conductive ink 2 is in the same plane within the PET tape 1. The number of the conductive ink layer 2 is not limited, and may be one (as in fig. 1) or multiple (as in fig. 2 and 3). A PE layer 4 is further clamped between the two PET strips 1, in the production process, after PE is melted, the adhesion between PET can be increased, and the structure of the material after molding is tighter and firmer. (as described below). Due to the existence of the glue layer 3, the adhesion between PE and PET materials is increased in production, the adhesion between PE and PET and surface ink thereof is increased, and the adhesion strength is improved in material forming.
The resistivity of the whole composite material is 0.0025 to 3 (omega. m). The thickness of the whole composite material can be 0.2-5mm, and the density is 950-3And the width is 5-500 mm. The thickness of the conductive ink layer is 0.02-2mm, and the density is 1000-3The width is 0.5-490mm, and multiple strips can be arranged. When the plurality of ink layers are arranged, the interval between every two ink layers can be 1-50mm, the ink layers can be cut at the interval according to the requirement, the ink layers are prevented from being exposed in the air, and purification units with different widths can be formed; simultaneously, set up the purification unit that a plurality of printing ink layers can also form different electric field intervals.
The PE layer has a thickness of 0.02-1mm and a density of 910-970.8kg/m3。
The composite material is mainly formed by hot-pressing two layers of PET belts. Two PET belts are respectively wound on a shaft, conductive ink (a plurality of PET belts) with certain width and thickness is printed on one PET belt, then special glue with certain width and thickness is smeared on one side printed with the conductive ink, and simultaneously the two PET belts are combined with the other PET belt smeared with the special glue with certain width and thickness (the two PET belts have the same width, the same thickness and the same preference, and can also be different), a thin PE layer is sandwiched between the two PET belts (more specifically, the PE layer can be arranged between the two glue layers), through equipment providing certain temperature and pressure (in the embodiment, the hot pressing temperature is 90-250 ℃, and the pressure is 0.5-800MPa), the two PET belts can be tightly combined together through complex heat treatment and pressure treatment, the PE plays a role in bonding, promotes the combination of the two PET belts, then is cooled and pressed and molded, and (4) cutting the formed whole roll of composite material, and making the composite material into composite materials with different widths according to requirements. Of course, other processes for forming such structural composites are within the scope of the present invention.
The inventive concept is explained in detail herein using specific examples, which are given only to aid in understanding the core concepts of the invention. It should be understood that any obvious modifications, equivalents and other improvements made by those skilled in the art without departing from the spirit of the present invention are included in the scope of the present invention.
Claims (17)
1. A composite material is characterized by comprising a PET base material, wherein a material with conductivity is arranged in the PET base material.
2. The composite material according to claim 1, wherein the material having electrical conductivity is conductive ink or graphene.
3. The composite material of claim 1, wherein the electrical resistivity of the composite material is 0.0025 to 3(Ω -m).
4. The composite material as claimed in claim 1, wherein the density of the composite material is 950-2200kg/m3。
5. Composite material according to claim 1 or 2, characterized in that the PET substrate is a ribbon.
6. The composite material of claim 5, wherein the composite material has an overall thickness of 0.2-5 mm.
7. The composite material of claim 5, wherein the width of the composite material is 5-500 mm.
8. The composite material according to claim 5, wherein the ink, graphene, has a thickness of 0.02-2 mm.
9. The composite material of claim 5, wherein the ink, graphene, etc. form a layer having a width of 0.5-490mm within the ribbons.
10. The composite material according to claim 5, wherein the PET substrate is formed by hot-pressing two PET strips, wherein at least one of the strips has conductive ink or graphene on the inner side.
11. The composite material of claim 10, wherein the hot pressing is at a temperature of 90-250 ℃ and a pressure of 0.5-800 MPa.
12. The composite material according to claim 10, characterized in that a PE layer is further sandwiched between two PET ribbons.
13. Composite according to claim 12, characterized in that the PE layer has a thickness of 0.02-1 mm.
14. The composite material according to claim 1 or 5, wherein a plurality of ink layers or graphene layers are provided inside the PET substrate.
15. The composite of claim 14, wherein the individual ink or graphene layers are separated by 1-50 mm.
16. The composite material of claim 14, wherein the PET substrate with the ink layer or graphene layer and another PET substrate have a glue layer therebetween.
17. The composite material of claim 16, wherein an ink layer or a graphene layer, a glue layer, a PE layer and a glue layer are sequentially arranged from the PET substrate on one side to the PET substrate on the other side; wherein the number of the ink layers or the graphene layers may be plural.
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CN202010048070.XA CN111136971A (en) | 2020-01-16 | 2020-01-16 | Composite material |
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CN102751043A (en) * | 2011-04-20 | 2012-10-24 | 日东电工株式会社 | Method of manufacturing conductive laminated film |
CN204332412U (en) * | 2014-12-24 | 2015-05-13 | 上海蓝沛新材料科技股份有限公司 | Low square resistance transparent conductive film |
CN104700928A (en) * | 2014-12-24 | 2015-06-10 | 上海蓝沛新材料科技股份有限公司 | Low-square-resistance transparent conductive film and preparation method for same |
US20170009046A1 (en) * | 2015-03-17 | 2017-01-12 | Niagara Bottling, Llc | Graphene Reinforced Polyethylene Terephthalate |
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CN109096524A (en) * | 2018-06-30 | 2018-12-28 | 杭州高烯科技有限公司 | A kind of graphene-foaming polyethylene terephthalate composite material and preparation method |
CN208506724U (en) * | 2018-08-14 | 2019-02-15 | 深圳市超导新材料有限公司 | A kind of graphene touch display panel |
CN109895519A (en) * | 2019-03-04 | 2019-06-18 | 景涛 | A kind of low-resistance signal transduction transfer composite material, preparation method and transfer method |
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