CN112339635A - Automobile carpet capable of releasing heat - Google Patents
Automobile carpet capable of releasing heat Download PDFInfo
- Publication number
- CN112339635A CN112339635A CN202011177557.4A CN202011177557A CN112339635A CN 112339635 A CN112339635 A CN 112339635A CN 202011177557 A CN202011177557 A CN 202011177557A CN 112339635 A CN112339635 A CN 112339635A
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- layer
- carpet
- graphene heating
- heating layer
- dustproof
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N3/00—Arrangements or adaptations of other passenger fittings, not otherwise provided for
- B60N3/04—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets
- B60N3/048—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets characterised by their structure
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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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary 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
- 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
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary 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
- 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
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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
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- 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
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
- B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
-
- 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
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
-
- 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
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/302—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
- B32B2605/00—Vehicles
- B32B2605/08—Cars
Abstract
The invention discloses a car carpet capable of releasing heat, which is of a composite structure and comprises a carpet dustproof and sound insulation layer, a graphene heating layer and a main carpet layer; the carpet dustproof and sound insulation layer is positioned at the bottommost layer of the automobile carpet, the graphene heating layer is positioned between the carpet dustproof and sound insulation layer and the main carpet layer, and the main carpet layer is positioned at the uppermost layer of the automobile carpet and is in direct contact with air; the graphene heating layer is controlled by a vehicle controller and powered by a vehicle-mounted power supply, and the graphene heating layer continuously releases far infrared rays to the interior of the automobile after being electrified. The carpet dustproof and soundproof layer comprises a back soundproof felt and a dustproof protective film, and a felt block, a small felt and the like of the back soundproof felt are laminated and adhered to the back of the graphene heating layer through environment-friendly glue. The graphene heating layer is composed of a waterproof protective film, a graphene heating layer and a reflection film layer. The invention solves the problem of low temperature of feet in cold weather driving and reduces the driving potential safety hazard caused by the frozen and stiff feet.
Description
Technical Field
The invention relates to the field of automobile parts, in particular to an automobile carpet capable of releasing heat.
Background
China has announced that new energy automobile special number plates will be popularized nationwide. The european union of many countries also delivers messages "will terminate the sale of gasoline and diesel vehicles in succession" that are totally "not" to the fuel vehicles. In any case, the new energy vehicle is in a trend of 'upper position'. But the new energy automobile cannot run long distance, which is the biggest bruise for it. And the driving mileage of the new automobile can meet the daily driving of the automobile owner, but the driving mileage can be continuously reduced even only half of the previous driving mileage through the continuous use of the automobile. The more serious problem is the problem of heating the new energy automobile in winter, the traditional internal combustion engine and a water tank are abandoned, the problem of heat sources required by the internal heating of the electric automobile and the defrosting of a windshield under the low-temperature condition is solved, and a heat management system of a power battery needs a new heat source. At present, a mainstream heat source is a water heating PTC air conditioner, but due to the ultrahigh power and serious heat loss of the water heating PTC, the electric quantity loss of the new energy vehicle in winter can be greatly improved, and the driving mileage is greatly reduced.
In summary, the fact that the running mileage of the new energy automobile is too low in winter is the most important issue in the field of new energy automobiles at present, and therefore how to improve the heating system in the new energy automobile is an urgent problem to be solved in the field.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides the automobile carpet capable of releasing heat, which can realize heating from the feet, solve the problem of low temperature of the feet in cold weather driving and reduce the driving potential safety hazard caused by the frozen and stiff feet.
The invention is realized by adopting the following technical scheme:
the automobile carpet capable of releasing heat is a composite structure and comprises a carpet dustproof and sound insulation layer, a graphene heating layer and a main carpet layer; the carpet dustproof and sound insulation layer is positioned at the bottommost layer of the automobile carpet, the graphene heating layer is positioned between the carpet dustproof and sound insulation layer and the main carpet layer, and the main carpet layer is positioned at the uppermost layer of the automobile carpet and is in direct contact with air; the graphene heating layer is controlled by a vehicle controller and powered by a vehicle-mounted power supply, and the graphene heating layer continuously releases far infrared rays to the interior of the automobile after being electrified.
Furthermore, the carpet dustproof and soundproof layer comprises a back soundproof felt and a dustproof protective film, and a felt block, a small felt and the like of the back soundproof felt are laminated and adhered to the back of the graphene heating layer through environment-friendly glue.
Furthermore, the sound insulation felt has the density of (1400 +/-100) g per square meter, the dustproof protective film has the thickness of 80 mu m and the minimum tensile strength of 9N/15 mm.
Further, the graphene heating layer is composed of a waterproof protective film, a graphene heating layer and a reflection film layer.
Further, the thermal conductivity coefficient of the graphene heating layer is 30W/m.K, the specific heat capacity is 180J/(kg DEG C), and the thickness is less than or equal to 1 mm; the Mohs hardness of the waterproof protective film and the reflection film layer is 5H, the compressive strength is less than or equal to 80Mpa, the flexural strength is less than or equal to 4Mpa, the bonding strength is 8Mpa, the temperature resistance range is more than or equal to 600 ℃ for a long time, and the short-time temperature resistance limit is 700 ℃.
Furthermore, the main carpet layer is formed by pressing a PET (polyethylene terephthalate) needled carpet blank, a PE (polyethylene) layer and a PET felt layer in a mould, the tensile strength of the PET needled carpet blank is more than or equal to 200N/50mm, the tearing strength is more than or equal to 147N (longitudinal and transverse), the dimensional change rate is less than or equal to +/-2.0% (longitudinal and transverse), and the flame retardance is less than or equal to 100 mm/min; the tensile strength of the PE layer and the PET felt layer is more than or equal to 4.9kPa (longitudinal and transverse).
Compared with the prior art, the invention has the beneficial effects that:
(1) far infrared rays released by the graphene heating layer are the same as sunlight, and after the far infrared rays are contacted with a human body, internal molecules and atoms resonate to generate heat energy after the human body absorbs the far infrared rays, so that the heating purpose is achieved, and the process of radiation heat transfer is realized. Meanwhile, far infrared rays are light beneficial to the human body, which is called life light.
(2) The graphene heating layer directly converts electric energy into heat energy through graphene without repeated heat conversion and heat transfer, the electric heat conversion efficiency is as high as 99.7%, and meanwhile, the heating rate is very high and exceeds any electric heating equipment in the market, so that the energy consumption can be reduced, and the energy is saved.
(3) The graphite alkene zone of heating can realize following the underfoot heating, and the problem that the foot temperature was low excessively when solving cold weather and driving also reduces the driving safety hidden danger that the foot freezed and is stiff to cause simultaneously.
(4) The far infrared ray can not only promote the synthesis and storage of vitamins for human bodies, but also strengthen and activate the physiological activities of the human bodies, has the effects of inhibiting, relieving and assisting in the treatment of more than 30 diseases of 7 systems of the human bodies, and particularly has more obvious effect on the health care of the human bodies.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a block diagram of a heat-generating automotive carpet construction according to the present invention.
In the figure:
1-carpet dustproof and soundproof layer; 2-a graphene heating layer; 3-primary carpet layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
The invention is further illustrated by the following examples:
as shown in fig. 1, a heat-releasing car carpet is a composite structure, which comprises a carpet dustproof and sound-insulating layer 1, a graphene heating layer 2 and a main carpet layer 3; the carpet dustproof and soundproof layer 1 is positioned at the bottommost layer of the automobile carpet, the graphene heating layer 2 is positioned between the carpet dustproof and soundproof layer 1 and the main carpet layer 3, and the main carpet layer 3 is positioned at the topmost layer of the automobile carpet and is in direct contact with air; the graphene heating layer 2 is controlled by a vehicle controller and is powered by a vehicle-mounted power supply, and the graphene heating layer continuously releases far infrared rays to the inside of the automobile after being electrified.
The carpet dustproof and soundproof layer 1 is composed of a back soundproof felt block and a dustproof film, and the felt block and a small felt are laminated and stuck on the back soundproof felt block and the small felt through environment-friendly glue, wherein the density of the soundproof felt is 1400 +/-100 g/square meter, the thickness of the dustproof protective film is 80 mu m, and the tensile strength is 9N/15mm at minimum.
The graphene heating layer 2 consists of a waterproof protective film, a graphene heating layer and a reflecting film layer, wherein the thermal conductivity coefficient of the graphene heating layer is 30W/m.K, the specific heat capacity is 180J/(kg. DEG C), and the thickness is less than or equal to 1 mm; the Mohs hardness of the waterproof protective film and the reflection film layer is 5H, the compressive strength is less than or equal to 80Mpa, the flexural strength is less than or equal to 4Mpa, the bonding strength is 8Mpa, the temperature resistance range is more than or equal to 600 ℃ for a long time, and the short-time temperature resistance limit is 700 ℃.
The main carpet layer 3 is formed by pressing a PET (polyethylene terephthalate) needled carpet blank, a PE (polyethylene) layer and a PET felt layer in a mould, wherein the tensile strength of the PET needled carpet blank is more than or equal to 200N/50mm, the tearing strength is more than or equal to 147N (longitudinal and transverse), the dimensional change rate is less than or equal to +/-2.0% (longitudinal and transverse), and the flame retardance is less than or equal to 100 mm/min; the tensile strength of the PE layer and the PET felt layer is more than or equal to 4.9kPa (longitudinal and transverse).
The heat release principle of the invention is as follows:
and after the graphene heating layer is electrified. The carbon molecules in the graphene generate phonons, ions and electrons in the resistor, generated carbon molecular groups rub and collide with each other (also called Brownian motion) to generate heat energy, the heat energy is uniformly radiated out in a planar mode by controlling far infrared rays, the far infrared rays are the same as sunlight, and after the far infrared rays are contacted with a human body, the human body absorbs the far infrared rays, and then internal molecules and atoms resonate to generate heat energy, so that the heating purpose is achieved, and the process of radiation heat transfer is provided. Meanwhile, far infrared rays are light beneficial to the human body, which is called life light.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the above teachings. Thus. The technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concept of the present invention are all within the scope of protection determined by the claims.
Claims (6)
1. The automobile carpet capable of releasing heat is characterized by being of a composite structure and comprising a carpet dustproof and sound insulation layer, a graphene heating layer and a main carpet layer; the carpet dustproof and sound insulation layer is positioned at the bottommost layer of the automobile carpet, the graphene heating layer is positioned between the carpet dustproof and sound insulation layer and the main carpet layer, and the main carpet layer is positioned at the uppermost layer of the automobile carpet and is in direct contact with air; the graphene heating layer is controlled by a vehicle controller and powered by a vehicle-mounted power supply, and the graphene heating layer continuously releases far infrared rays to the interior of the automobile after being electrified.
2. The automotive carpet of claim 1, wherein the carpet dust and sound insulation layer comprises a back sound insulation felt and a dust and sound protection film, and the back sound insulation felt is laminated and adhered to the graphene heating layer through an environment-friendly adhesive.
3. The automotive carpet of claim 2, wherein the sound-proofing felt has a density of 1400 ± 100g per square meter, a dust-proofing protective film thickness of 80 μm and a minimum tensile strength of 9N/15 mm.
4. The automotive carpet of claim 1, wherein the graphene heating layer is composed of a waterproof protective film, a graphene heating layer and a reflective film layer.
5. The automotive carpet of claim 4, wherein the graphene heating layer has a thermal conductivity of 30W/m.K, a specific heat capacity of 180J/(kg. DEG C.) and a thickness of 1 mm or less; the Mohs hardness of the waterproof protective film and the reflective film layer is 5H, the compressive strength is less than or equal to 80Mpa, the flexural strength is less than or equal to 4Mpa, and the bonding strength is 8 Mpa.
6. The automotive carpet capable of releasing heat as claimed in claim 1, wherein the primary carpet layer is press-molded in a mold from a PET needled carpet blank, a PE layer and a PET felt layer, the tensile strength of the PET needled carpet blank is more than or equal to 200N/50mm, the tear strength is more than or equal to 147N, the dimensional change rate is less than or equal to +/-2.0%, and the flame retardance is less than or equal to 100 mm/min; the tensile strength of the PE layer and the PET felt layer is more than or equal to 4.9 kPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011177557.4A CN112339635A (en) | 2020-10-29 | 2020-10-29 | Automobile carpet capable of releasing heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011177557.4A CN112339635A (en) | 2020-10-29 | 2020-10-29 | Automobile carpet capable of releasing heat |
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| Publication Number | Publication Date |
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| CN112339635A true CN112339635A (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011177557.4A Pending CN112339635A (en) | 2020-10-29 | 2020-10-29 | Automobile carpet capable of releasing heat |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10155633A (en) * | 1996-11-29 | 1998-06-16 | Suminoe Textile Co Ltd | Carpet |
| US20030099810A1 (en) * | 2001-11-26 | 2003-05-29 | Allison T. J. | Porous carpeting for vehicles and methods of producing same |
| JP2005278768A (en) * | 2004-03-29 | 2005-10-13 | Fuji Kogyo Kk | Nonwoven fabric for electric heating carpet, and electric heating carpet |
| KR101425852B1 (en) * | 2013-04-03 | 2014-08-01 | 박성탁 | Integral sound-proof and sound felt web 2 layers or 3 layers 1 punching, permeability, compression recovery rate excellent automobile trunk, carpet material and manufacture method |
| CN204158163U (en) * | 2014-11-05 | 2015-02-18 | 天津世朗地毯有限公司 | A kind of infrared anion carpet |
| CN108903560A (en) * | 2018-06-27 | 2018-11-30 | 四川省安德盖姆石墨烯科技有限公司 | A kind of preparation method of graphene far infrared heating carpet |
| CN209718845U (en) * | 2019-01-28 | 2019-12-03 | 南京电磁侠汽车用品有限公司 | A kind of automatic foot-mat |
| CN209932327U (en) * | 2019-02-26 | 2020-01-14 | 天津市腾悦地毯有限公司 | Colored concave-convex asphalt composite square carpet |
| CN111109987A (en) * | 2019-12-30 | 2020-05-08 | 戴明 | Graphene far-infrared heating carpet |
| CN111713950A (en) * | 2019-03-18 | 2020-09-29 | 德阳聪源光电科技股份有限公司 | Safe and reliable graphene far-infrared electric heating carpet with quick heat energy conduction and uniform temperature |
-
2020
- 2020-10-29 CN CN202011177557.4A patent/CN112339635A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10155633A (en) * | 1996-11-29 | 1998-06-16 | Suminoe Textile Co Ltd | Carpet |
| US20030099810A1 (en) * | 2001-11-26 | 2003-05-29 | Allison T. J. | Porous carpeting for vehicles and methods of producing same |
| JP2005278768A (en) * | 2004-03-29 | 2005-10-13 | Fuji Kogyo Kk | Nonwoven fabric for electric heating carpet, and electric heating carpet |
| KR101425852B1 (en) * | 2013-04-03 | 2014-08-01 | 박성탁 | Integral sound-proof and sound felt web 2 layers or 3 layers 1 punching, permeability, compression recovery rate excellent automobile trunk, carpet material and manufacture method |
| CN204158163U (en) * | 2014-11-05 | 2015-02-18 | 天津世朗地毯有限公司 | A kind of infrared anion carpet |
| CN108903560A (en) * | 2018-06-27 | 2018-11-30 | 四川省安德盖姆石墨烯科技有限公司 | A kind of preparation method of graphene far infrared heating carpet |
| CN209718845U (en) * | 2019-01-28 | 2019-12-03 | 南京电磁侠汽车用品有限公司 | A kind of automatic foot-mat |
| CN209932327U (en) * | 2019-02-26 | 2020-01-14 | 天津市腾悦地毯有限公司 | Colored concave-convex asphalt composite square carpet |
| CN111713950A (en) * | 2019-03-18 | 2020-09-29 | 德阳聪源光电科技股份有限公司 | Safe and reliable graphene far-infrared electric heating carpet with quick heat energy conduction and uniform temperature |
| CN111109987A (en) * | 2019-12-30 | 2020-05-08 | 戴明 | Graphene far-infrared heating carpet |
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Application publication date: 20210209 |