CN213388490U - Novel composite silicon foam with sealing and heat insulation functions - Google Patents

Abstract

The utility model relates to a compound silicon material technical field just discloses a novel compound silicon bubble with it is sealed thermal-insulated cotton, including the cotton layer of silicon bubble, the first rete of lateral wall fixedly connected with of the cotton layer downside of silicon bubble, the lateral wall that the cotton layer one side of silicon bubble was kept away from to first rete bonds and has the cotton layer of nanometer compound silicon bubble, the concrete material on the cotton layer of nanometer compound silicon bubble is SiO2 nanometer aerogel felt, the lateral wall coating that the cotton layer of nanometer compound silicon bubble kept away from first rete one side has the second rete, the lateral wall that the cotton layer 3 one side of nanometer compound silicon bubble was kept away from to the second rete is fixed to bond and has the silicon bubble cotton, the lateral wall coating that the second rete one side was kept away from to the silicon bubble cotton has the gum layer. The utility model discloses can improve the cotton whole high temperature resistance ability of bubble, and reduce the cotton coefficient of heat conductivity of bubble, make the bubble cotton have better sealing and heat-proof properties, make the cotton material of bubble can stably use under high temperature environment, the effectual application range who improves the cotton material of bubble.

Description

Novel composite silicon foam with sealing and heat insulation functions

Technical Field

The utility model relates to a compound silicon material technical field especially relates to a novel compound silicon bubble is cotton with it is sealed thermal-insulated.

Background

The foam material is a new material which is widely applied all the time, and most of the foam materials in the current industrial technology mainly comprise PU (polyurethane) foam materials, CR foam materials (rubber type), PE (polyethylene) foam materials and the like.

The existing PU (polyurethane) foam material, CR foam material (rubber type) and PE (polyethylene) foam material have the defects of high heat conductivity coefficient, no high temperature resistance and poor heat insulation effect, and cannot be used in a high-temperature environment, so that the application range of the foam material is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of high heat conductivity coefficient, no high temperature resistance and poor heat insulation effect of the foam material in the prior art, and providing a novel composite silicon foam with sealing and heat insulation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel compound bubble with it is sealed thermal-insulated, includes the cotton layer of bubble, the first glued membrane layer of lateral wall fixedly connected with of the cotton layer downside of bubble, the lateral wall that the cotton layer one side of bubble was kept away from to first glued membrane layer bonds and has the cotton layer of nanocomposite bubble, the concrete material on the cotton layer of nanocomposite bubble is SiO2 nanometer aerogel felt, the lateral wall coating that the cotton layer of first glued membrane layer one side was kept away from to nanocomposite bubble has the second glued membrane layer, the lateral wall that the cotton layer 3 one side of nanocomposite bubble was kept away from to the second glued membrane layer is fixed to bond and has the bubble cotton, the lateral wall coating that second glued membrane layer one side was kept away from to the bubble cotton has the gum layer, the shape of the cotton layer of bubble, first glued membrane layer, nanocomposite bubble cotton layer, second glued membrane layer, bubble cotton and gum layer is the rectangle framework.

Preferably, the specific materials of the first adhesive film layer and the second adhesive film layer are both environment-friendly polyamide hot melt adhesives, and the thicknesses of the first adhesive film layer and the second adhesive film layer are 0.1-2 mm.

Preferably, the thickness of the nano composite silicon foam layer is 0.5-10mm, and the pore diameter is 10-100 nm.

Preferably, the thickness of the silicon foam layer and the silicon foam is 0.5-10 mm.

Preferably, release paper is bonded on the back glue layer.

Compared with the prior art, the utility model provides a novel compound silicon bubble is cotton with it is sealed thermal-insulated possesses following beneficial effect:

according to the novel composite silicon foam with sealing and heat insulation functions, the silicon foam cotton layer, the first rubber film layer, the nano composite silicon foam cotton layer, the second rubber film layer, the silicon foam cotton layer and the back rubber layer are arranged, so that the silicon foam cotton layer and the foam cotton layer have good sealing performance and compression deformation resistance, certain flame retardance, good viscosity on the surface of a material, easiness in bonding, easiness in manufacturing, convenience in punching and the like; the nano composite silicon foam layer is prepared from special fibers serving as a base material through a nano composite process to obtain a SiO2 nano aerogel felt, and the nano aerogel felt has the characteristics of ultralow heat conductivity coefficient, extremely high void ratio and specific surface area, extremely low density, good flame retardance, super hydrophobicity, good insulativity, excellent machining performance and the like; the back glue layer is compounded on the silicon foam through a compounding process, the double-sided adhesive tape is very convenient to use and high in viscosity, can be pasted on the surfaces of various articles, and has the advantages of good pasting and restoring performance, high peeling strength, large tensile resistance, no deformation during shearing, water resistance, leakage resistance, moisture resistance, corrosion resistance, insulation, grease resistance, corrosion resistance, aging resistance, environmental protection resistance and the like, so that the overall high-temperature resistance of the foam can be improved, the heat conductivity coefficient of the foam is reduced, the foam has good sealing and heat insulation performance, the foam can be stably used in a high-temperature environment, and the application range of the foam is effectively enlarged.

The device does not involve the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses can improve the cotton whole high temperature resistance ability of bubble, and reduced the cotton coefficient of heat conductivity of bubble, make the bubble cotton have better sealed heat-proof quality, make the cotton material of bubble can use under high temperature environment stably, the effectual application range who improves the cotton material of bubble.

Drawings

Fig. 1 is a schematic structural explosion diagram of a novel composite silicon foam with sealing and heat insulation functions provided by the invention;

fig. 2 is a material composition diagram of the novel composite silicon foam with sealing and heat insulation provided by the utility model.

In the figure: 1 silicon foam cotton layer, 2 first glued membrane layers, 3 nanometer composite silicon foam cotton layers, 4 second glued membrane layers, 5 silicon foam cotton, 6 gum layers and 7 release paper.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a novel composite silicone foam with sealing and heat insulation functions comprises a silicone foam layer 1, a first adhesive film layer 2 is fixedly connected to the side wall of the lower side of the silicone foam layer 1, a nanocomposite silicone foam layer 3 is bonded to the side wall of the first adhesive film layer 2 away from the side of the silicone foam layer 1, the specific material of the nanocomposite silicone foam layer 3 is SiO2 nano aerogel felt, a second adhesive film layer 4 is coated on the side wall of the nanocomposite silicone foam layer 3 away from the side of the first adhesive film layer 2, a silicone foam 5 is fixedly bonded to the side wall of the second adhesive film layer 4 away from the side of the nanocomposite silicone foam layer 3, a back adhesive layer 6 is coated on the side wall of the silicone foam 5 away from the second adhesive film layer 4, the silicone foam layer 1, the first adhesive film layer 2, the nanocomposite silicone foam layer 3, the second adhesive film layer 4, the silicone foam layer 5 and the back adhesive layer 6 are rectangular frames in shape, and the silicone foam layer 1 and the foam layer 5 have good sealing performance, the material has the advantages of good compression deformation resistance, certain flame retardance, good viscosity on the surface of the material, easy bonding, easy manufacture, convenient punching and the like; the nano composite silicon foam layer 3 is prepared from special fibers serving as a base material through a nano composite process to form a SiO2 nano aerogel felt, and has the characteristics of ultralow heat conductivity coefficient, extremely high void ratio and specific surface area, extremely low density, good flame retardance, super-strong hydrophobicity, good insulativity, excellent machining performance and the like; the back glue layer 6 is compounded on the silicon foam cotton through a compounding process, the double-sided adhesive tape is very convenient to use and high in viscosity, can be pasted on the surfaces of various articles, and has the advantages of good pasting and restoring performance, high peeling strength, large tensile resistance, no deformation during shearing, water resistance, leakage resistance, moisture resistance, corrosion resistance, insulation, grease resistance, corrosion resistance, aging resistance, environmental protection resistance and the like, so that the overall high-temperature resistance of the foam cotton can be improved, the heat conductivity coefficient of the foam cotton is reduced, the foam cotton has good sealing and heat insulation performance, the foam cotton material can be stably used in a high-temperature environment, and the application range of the foam cotton material is effectively enlarged.

The specific materials of the first adhesive film layer 2 and the second adhesive film layer 4 are both environment-friendly polyamide hot melt adhesives, the thickness of the first adhesive film layer 2 and the thickness of the second adhesive film layer 4 are 0.1-2mm, and the environment-friendly polyamide hot melt adhesives can firmly bond the silicon foam cotton layer, the nano composite silicon foam cotton layer and the silicon foam cotton together.

The thickness of the nano composite silicon foam layer 3 is 0.5-10mm, the aperture is 10-100nm, and the nano composite silicon foam layer has the characteristics of ultralow heat conductivity coefficient, extremely high void ratio and specific surface area, extremely low density, good flame retardance, super-strong hydrophobicity, good insulativity, excellent machining performance and the like.

The silicon foam layer 1 and the silicon foam layer 5 both meet RoHS and halogen-free environmental protection requirement standards, and the environmental protection performance of the foam material is improved.

The thickness of the silicon foam layer 1 and the silicon foam layer 5 is 0.5-10mm, and the thickness can be customized according to actual use requirements.

The gum layer 6 is bonded with release paper 7, so that the gum layer 6 can be protected, and dirt on the gum layer 6 is prevented from being contaminated.

In the utility model, the silicon foam layer 1 and the foam layer 5 have good sealing performance, good compression deformation resistance, certain flame retardance, good viscosity on the surface of the material, easy bonding, easy manufacture, convenient punching and the like; the nano composite silicon foam layer 3 is prepared from special fibers serving as a base material through a nano composite process to form a SiO2 nano aerogel felt, and has the characteristics of ultralow heat conductivity coefficient, extremely high void ratio and specific surface area, extremely low density, good flame retardance, super-strong hydrophobicity, good insulativity, excellent machining performance and the like; the back glue layer 6 is compounded on the silicon foam cotton through a compounding process, the double-sided adhesive tape is very convenient to use and high in viscosity, can be pasted on the surfaces of various articles, and has the advantages of good pasting and restoring performance, high peeling strength, large tensile resistance, no deformation during shearing, water resistance, leakage resistance, moisture resistance, corrosion resistance, insulation, grease resistance, corrosion resistance, aging resistance, environmental protection resistance and the like, so that the overall high-temperature resistance of the foam cotton can be improved, the heat conductivity coefficient of the foam cotton is reduced, the foam cotton has good sealing and heat insulation performance, the foam cotton material can be stably used in a high-temperature environment, and the application range of the foam cotton material is effectively enlarged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a novel compound silicon bubble is cotton with it is sealed thermal-insulated, includes silicon bubble cotton layer (1), its characterized in that, the first glued membrane layer (2) of lateral wall fixedly connected with of silicon bubble cotton layer (1) downside, the lateral wall that silicon bubble cotton layer (1) one side was kept away from in first glued membrane layer (2) bonds and has nanometer compound silicon bubble cotton layer (3), the concrete material of nanometer compound silicon bubble cotton layer (3) is SiO2 nanometer aerogel felt, the lateral wall coating that first glued membrane layer (2) one side was kept away from in nanometer compound silicon bubble cotton layer (3) has second glued membrane layer (4), the fixed bonding of lateral wall that nanometer compound silicon bubble cotton layer (3) one side was kept away from in second glued membrane layer (4) has silicon bubble cotton (5), the lateral wall coating that second glued membrane layer (4) one side was kept away from in silicon bubble cotton (5) has gum layer (6), silicon bubble cotton layer (1), first glued membrane layer (2), The shape of the nano composite silicon foam layer (3), the second adhesive film layer (4), the silicon foam (5) and the back adhesive layer (6) is a rectangular frame.

2. The novel composite silicon foam with sealing and heat insulation functions as claimed in claim 1, wherein the specific materials of the first adhesive film layer (2) and the second adhesive film layer (4) are both environment-friendly polyamide hot melt adhesives, and the thicknesses of the first adhesive film layer (2) and the second adhesive film layer (4) are 0.1-2 mm.

3. The novel composite silicon foam with sealing and heat insulation functions as claimed in claim 1, wherein the thickness of the nano composite silicon foam layer (3) is 0.5-10mm, and the pore diameter is 10-100 nm.

4. The novel composite foam with sealing and thermal insulation functions as claimed in claim 1, wherein the thickness of the foam layer (1) and the foam (5) is 0.5-10 mm.

5. The novel composite silicon foam with sealing and heat insulation functions as claimed in claim 1, wherein a release paper (7) is bonded on the back adhesive layer (6).

Images