CN112592674B - Heat insulation pad - Google Patents
Heat insulation pad Download PDFInfo
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- CN112592674B CN112592674B CN202011302567.6A CN202011302567A CN112592674B CN 112592674 B CN112592674 B CN 112592674B CN 202011302567 A CN202011302567 A CN 202011302567A CN 112592674 B CN112592674 B CN 112592674B
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- layer
- heat insulation
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- heat
- glass fiber
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/08—Insulating elements, e.g. for sound insulation
- B60R13/0869—Insulating elements, e.g. for sound insulation for protecting heat sensitive parts, e.g. electronic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/08—Insulating elements, e.g. for sound insulation
- B60R13/0876—Insulating elements, e.g. for sound insulation for mounting around heat sources, e.g. exhaust pipes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
- C09J2400/14—Glass
- C09J2400/143—Glass in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
- C09J2400/16—Metal
- C09J2400/163—Metal in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2433/00—Presence of (meth)acrylic polymer
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a heat insulation pad, which comprises a release film, a first adhesive layer, a heat insulation layer, a second adhesive layer and a heat reflection layer which are sequentially stacked; the heat insulation layer comprises a plurality of polyester glass fiber blended cotton layers, the polyester glass fiber blended cotton layers are obtained by blending polyester fibers and glass fibers, and the mass percentage of the polyester fibers in the polyester glass fiber blended cotton layers is 5% -50%. When the heat insulation pad is used, after the release film is torn down, the heat insulation pad can be pasted on an oil tank of an automobile through the first pasting layer, the heat reflection layer reflects part of heat emitted by the heat pipe, and the heat insulation layer is isolated from the oil tank by heat, so that the oil tank of the automobile can be protected in a heat insulation mode. According to the distance between the surface of the automobile oil tank and the heat pipe and the surface condition of the oil tank, the surface temperature of the oil tank can be reduced to below 80 ℃ by using the soft and easily-installed heat insulation pad for protection.
Description
Technical Field
The invention relates to the technical field of heat insulation, in particular to a heat insulation pad.
Background
In order to fully utilize the available space in the structure of the automobile, pipes with higher temperature, such as exhaust pipes, are often arranged on the side or below the automobile fuel tank, but the safe temperature of the surface of the fuel tank needs to be below 80 ℃, so that some methods are needed to insulate and protect the fuel tank area exposed near the heat pipe.
Disclosure of Invention
Accordingly, there is a need for a heat insulating mat that can protect the fuel tank of an automobile from heat.
A heat insulation pad comprises a release film, a first adhesive layer, a heat insulation layer, a second adhesive layer and a heat reflection layer which are sequentially stacked;
the heat insulation layer comprises a plurality of polyester glass fiber blended cotton layers, the polyester glass fiber blended cotton layers are obtained by blending polyester fibers and glass fibers, and the mass percentage of the polyester fibers in the polyester glass fiber blended cotton layers is 5% -50%.
When the heat insulation pad is used, after the release film is torn down, the heat insulation pad can be pasted on an oil tank of an automobile through the first pasting layer, the heat reflection layer reflects part of heat emitted by the heat pipe, and the heat insulation layer is isolated from the oil tank by heat, so that the oil tank of the automobile can be protected in a heat insulation mode.
According to the distance between the surface of the automobile oil tank and the heat pipe and the surface condition of the oil tank, the surface temperature of the oil tank can be reduced to below 80 ℃ by using the soft and easily-installed heat insulation pad for protection.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Wherein:
fig. 1 is a schematic structural view of an insulation mat according to an embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The heat insulating mat according to an embodiment shown in fig. 1 includes a release film 10, a first adhesive layer 20, a heat insulating layer 30, a second adhesive layer 40, and a heat reflective layer 50, which are sequentially stacked.
The heat insulation layer 30 comprises a plurality of polyester glass fiber blended cotton layers 32, the polyester glass fiber blended cotton layers 32 are obtained by blending polyester fibers and glass fibers, and the mass percentage of the polyester fibers in the polyester glass fiber blended cotton layers 32 is 5% -50%.
The specific number of the polyester glass fiber blended cotton layer 32 can be determined according to actual requirements, and generally, the number of the layers can be 2-20.
The polyester fiber and glass fiber blended cotton layer 32 is formed by blending polyester fibers and glass fibers, so that the heat insulation performance is good, and the heat resistance and the flame retardance are good.
Among them, too high content of the polyester fiber may reduce heat resistance and flame retardancy.
When the heat insulation pad is used, after the release film 10 is torn off, the first pasting layer 20 is pasted on an oil tank of an automobile, the heat reflection layer 50 reflects part of heat emitted by the heat pipe, and the heat insulation layer 30 is insulated between the heat pipe and the oil tank, so that the oil tank of the automobile can be protected in a heat insulation mode.
According to the distance between the surface of the automobile oil tank and the heat pipe and the surface condition of the oil tank, the surface temperature of the oil tank can be reduced to below 80 ℃ by using the soft and easily-installed heat insulation pad for protection.
With reference to fig. 1, in this embodiment, the thermal insulation layer 30 further includes a first protective layer 34 and a second protective layer 36, the first protective layer 34, the plurality of polyester glass fiber blended cotton layers 32, and the second protective layer 36 are sequentially stacked, the first protective layer 34 is in contact with the first adhesive layer 20, and the second protective layer 36 is in contact with the second adhesive layer 40.
The first protective layer 34 and the second protective layer 36 can reduce the irritation of the glass fiber exposed during processing to human body.
The first protective layer 34, the plurality of polyester glass fiber blended cotton layers 32 and the second protective layer 36 are combined together through needling.
Preferably, the parameters of the needling process include: the total needling density is 200 punches/cm2600 thorn/cm2The needling depth is 3 mm-14 mm, and the hooking frequency is 1-9.
By changing the needling process, the tearing force among the polyester glass fiber blended cotton layers 32 is improved.
Preferably, the first protective layer 34 and the second protective layer 36 are both polyester non-woven fabrics, the thickness of the polyester non-woven fabrics is 0.01 mm-1 mm, and the density of the polyester non-woven fabrics is 5g/m2～100/m2。
Preferably, in the present embodiment, the diameter of the polyester fiber is 3 μm to 10 μm, the length of the polyester fiber is 5cm to 20cm, the diameter of the glass fiber is 3 μm to 10 μm, and the length of the glass fiber is 3cm to 15 cm.
In particular, too large a fiber diameter is irritating to the skin.
The total thickness of the polyester glass fiber blended cotton layers 32 is 1 mm-10 mm.
Preferably, in the present embodiment, the first adhesive layer 20 is a pressure sensitive adhesive layer. The pressure-sensitive adhesive belongs to non-setting adhesive, so that the heat insulation pad can be conveniently installed when in actual use, and the heat insulation pad can be completely torn off and reinstalled when being installed in a wrong way.
Specifically, the first adhesive layer 20 is made of an acrylate pressure sensitive adhesive, a silicone pressure sensitive adhesive, a polyurethane pressure sensitive adhesive, a polyvinyl ether pressure sensitive adhesive or a rubber pressure sensitive adhesive, and the thickness of the first adhesive layer 20 is 0.01mm to 0.2 mm.
Preferably, in the present embodiment, the material of the release film 10 is polyester, nylon, polyethylene or polypropylene, and the thickness of the release film 10 is 0.01mm to 0.20 mm.
Preferably, in the present embodiment, the material of the second adhesive layer 40 is a phosphate-based inorganic adhesive, an oxide-based inorganic adhesive, a silicate-based inorganic adhesive, or a rubber-based inorganic adhesive, and the thickness of the second adhesive layer 40 is 0.01mm to 0.2 mm.
Generally, the thermally reflective layer 50 is a highly reflective metal foil or coating.
Preferably, in the present embodiment, the heat reflective layer 50 is an aluminum foil or a stainless steel foil, and the thickness of the heat reflective layer 50 is 0.05mm to 0.3 mm.
Specifically, the heat reflective layer 50 may be an O-state 1050 aluminum foil, an O-state 1060 aluminum foil, an SUS420 stainless steel foil, an SUS430 stainless steel foil, an SUS201 stainless steel foil, an SUS202 stainless steel foil, an SUS301 stainless steel foil, an SUS304 stainless steel foil, an SUS305 stainless steel foil, an SUS316L stainless steel foil, an SUS630 stainless steel foil, an SUS631 stainless steel foil, or the like.
The obtained heat insulation pad is soft and easy to install and can be bent and folded by improving the needling structure and compounding various materials, the release film 10 can be attached to a protected part after being torn off, and the heat insulation pad can be bent according to the shape of the protected part and is convenient to install.
In addition, when the thickness of the heat reflecting layer 50 (aluminum foil or stainless steel foil) is properly increased, the heat insulation pad of the invention can greatly improve the stone impact resistance of the heat insulation pad, but the flexibility of the heat insulation pad is not greatly influenced. Can endure the temperature of-40 ℃ to 200 ℃, and is suitable for heat preservation and insulation of the oil tank.
Example 1
The first layer of aluminum foil, O-state 1050, was 0.05mm thick.
The second layer is inorganic adhesive, and phosphate inorganic adhesive with heat resistance of 200 ℃ is used. The coating thickness was 0.08 mm.
The third layer is thermal-insulated cotton, and thermal-insulated cotton thickness is 3 mm. The thickness of the needled felt is 3mm, the content of the polyester fiber is 15%, the fiber diameter is 9-10 mu m, the length of the polyester fiber is 15cm, and the length of the glass fiber is 7 cm. The upper and lower surfaces are non-woven fabrics with adhesive polyester, the thickness is 0.1mm, and the density is 9g/m2. The specific parameters of the needling structure include that 2 needle plates with 4000 pieces/m are adopted, the needling frequency is 1000 pieces/min, the conveying speed of the fiber web is 9.76m/min, the needling channel number is 5, and the final total needling density is 510 pieces/cm2The needling depth is 6mm, and the hooking frequency is 2.
The fourth layer is a sub-sensitive adhesive, and is coated with a modified polyacrylate adhesive, wherein the coating thickness is 0.08 mm.
The fifth layer is a release film made of polyester and having a thickness of 0.06 mm.
And compounding the materials to obtain the heat insulation pad.
The heat insulating mat obtained in example 1 was tested, and the interlayer peel strength of the heat insulating cotton was 10N/cm. And the heat resistance can pass a short-term heat aging test of 72h at 200 ℃, and the performance is unchanged.
The horizontal combustion and self-extinguishing after leaving the fire according to the test of GMW3232 can meet the requirements.
The heat insulation test is carried out by using the heat insulation pad, and when the heat source is 200 ℃, and the distance is 25mm, the surface temperature of the oil tank can be reduced to 60-65 ℃.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A heat insulation pad is characterized by comprising a release film, a first pasting layer, a heat insulation layer, a second pasting layer and a heat reflection layer which are sequentially stacked;
the heat insulation layer comprises a plurality of polyester glass fiber blended cotton layers, the polyester glass fiber blended cotton layers are obtained by blending polyester fibers and glass fibers, and the mass percentage of the polyester fibers in the polyester glass fiber blended cotton layers is 5% -50%;
the heat insulation layer further comprises a first protection layer and a second protection layer, the first protection layer, the plurality of polyester glass fiber blended cotton layers and the second protection layer are sequentially stacked, the first protection layer is in contact with the first adhesive layer, and the second protection layer is in contact with the second adhesive layer;
the first protective layer, the plurality of polyester glass fiber blended cotton layers and the second protective layer are combined together through needling;
the parameters of the needling process include: total needling densityIs 200 thorn/cm2600 thorn/cm2The needling depth is 3 mm-14 mm, and the hooking frequency is 1-9;
the diameter of the polyester fiber is 3-10 mu m, the length of the polyester fiber is 5-20 cm, the diameter of the glass fiber is 3-10 mu m, and the length of the glass fiber is 3-15 cm.
2. The heat insulation mat according to claim 1, wherein the first protective layer and the second protective layer are both polyester non-woven fabrics, the thickness of the polyester non-woven fabrics is 0.01 mm-1 mm, and the density of the polyester non-woven fabrics is 5g/m2～100/m2。
3. The heat insulation pad according to claim 1 or 2, wherein the total thickness of the plurality of polyester glass fiber blended cotton layers is 1mm to 10 mm.
4. A thermal insulating mat according to claim 1 or 2, wherein said first adhesive layer is a pressure sensitive adhesive layer.
5. The heat insulation pad of claim 4, wherein the first adhesive layer is made of acrylate pressure sensitive adhesive, silicone pressure sensitive adhesive, polyurethane pressure sensitive adhesive, polyvinyl ether pressure sensitive adhesive or rubber pressure sensitive adhesive, and the thickness of the first adhesive layer is 0.01mm to 0.2 mm.
6. The heat insulation pad according to claim 1 or 2, wherein the release film is made of polyester, nylon, polyethylene or polypropylene, and the thickness of the release film is 0.01mm to 0.20 mm.
7. The heat insulation mat according to claim 1 or 2, wherein the second adhesive layer is made of phosphate inorganic adhesive, oxide inorganic adhesive, silicate inorganic adhesive or rubber inorganic adhesive, and the thickness of the second adhesive layer is 0.01mm to 0.2 mm.
8. The heat insulating mat according to claim 1 or 2, wherein the heat reflective layer is an aluminum foil or a stainless steel foil, and the thickness of the heat reflective layer is 0.05mm to 0.3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302567.6A CN112592674B (en) | 2020-11-19 | 2020-11-19 | Heat insulation pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302567.6A CN112592674B (en) | 2020-11-19 | 2020-11-19 | Heat insulation pad |
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| Publication Number | Publication Date |
|---|---|
| CN112592674A CN112592674A (en) | 2021-04-02 |
| CN112592674B true CN112592674B (en) | 2022-03-15 |
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| CN202011302567.6A Active CN112592674B (en) | 2020-11-19 | 2020-11-19 | Heat insulation pad |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201538865U (en) * | 2009-12-07 | 2010-08-04 | 南京天明复合材料有限公司 | Glass fiber chopped needled-punched felt of reinforced thermoplastic sheet |
| CN202640853U (en) * | 2012-06-01 | 2013-01-02 | 浙江华昊化纤塑业有限公司 | Reinforced nonwoven fabric with good immersion effect |
| CN202952602U (en) * | 2012-11-29 | 2013-05-29 | 王占峰 | Strong non-woven fabric |
| CN203267359U (en) * | 2013-05-20 | 2013-11-06 | 江苏鼎泰工程材料有限公司 | High-strength acid-alkali-resisting polypropylene needled non-woven geotechnical cloth |
| CN203344418U (en) * | 2013-05-14 | 2013-12-18 | 河北益生环保科技有限公司 | Glass fiber needled felt with function of hand pricking prevention |
| CN108327364A (en) * | 2017-12-27 | 2018-07-27 | 常熟市伟成非织造成套设备有限公司 | Needle punched non-woven fabrics block water felt and preparation method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| GB8903641D0 (en) * | 1989-02-17 | 1989-04-05 | Courtaulds Plc | Flexible fabric thermal insulators |
| US6955845B1 (en) * | 2000-06-30 | 2005-10-18 | Owens Corning Fiberglas Technology, Inc. | Acoustical and thermal insulator |
| CN103015038A (en) * | 2013-01-07 | 2013-04-03 | 辽阳艺蒙织毯有限公司 | Sound insulation and thermal insulation material and production method thereof |
| CN203236791U (en) * | 2013-04-28 | 2013-10-16 | 武汉新环球汽车内饰件有限公司 | Lower heat insulation and sound absorption pad of automobile engine room side wall |
| CN205272770U (en) * | 2015-12-28 | 2016-06-01 | 浙江乾丰汽车零部件有限公司 | It is thermal -insulated cotton that automotive engine hood inhales sound |
| CN205661102U (en) * | 2016-06-07 | 2016-10-26 | 杭州鹏博包装材料有限公司 | Fire -retardant heat preservation separates heat recombination material |
| CN211363773U (en) * | 2019-08-20 | 2020-08-28 | 广州力缘材料科技有限公司 | Sound and heat insulation pad for front wall of automobile engine compartment |
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2020
- 2020-11-19 CN CN202011302567.6A patent/CN112592674B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201538865U (en) * | 2009-12-07 | 2010-08-04 | 南京天明复合材料有限公司 | Glass fiber chopped needled-punched felt of reinforced thermoplastic sheet |
| CN202640853U (en) * | 2012-06-01 | 2013-01-02 | 浙江华昊化纤塑业有限公司 | Reinforced nonwoven fabric with good immersion effect |
| CN202952602U (en) * | 2012-11-29 | 2013-05-29 | 王占峰 | Strong non-woven fabric |
| CN203344418U (en) * | 2013-05-14 | 2013-12-18 | 河北益生环保科技有限公司 | Glass fiber needled felt with function of hand pricking prevention |
| CN203267359U (en) * | 2013-05-20 | 2013-11-06 | 江苏鼎泰工程材料有限公司 | High-strength acid-alkali-resisting polypropylene needled non-woven geotechnical cloth |
| CN108327364A (en) * | 2017-12-27 | 2018-07-27 | 常熟市伟成非织造成套设备有限公司 | Needle punched non-woven fabrics block water felt and preparation method thereof |
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| CN112592674A (en) | 2021-04-02 |
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