CN210759575U - Stone-modified cement fiber composite board - Google Patents
Stone-modified cement fiber composite board Download PDFInfo
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- CN210759575U CN210759575U CN201920971006.1U CN201920971006U CN210759575U CN 210759575 U CN210759575 U CN 210759575U CN 201920971006 U CN201920971006 U CN 201920971006U CN 210759575 U CN210759575 U CN 210759575U
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- cement
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- cement fiberboard
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- waterproof
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Abstract
The utility model relates to a stone material-modification cement fiber composite sheet, including cement fiberboard and the stone material of compound on cement fiberboard, the thickness of cement fiberboard is at 6mm-20mm, and density is greater than or equal to 1.3 grams cubic centimeter, and the thickness of stone material is at 2mm-10mm, and density is greater than or equal to 2.3 grams cubic centimeter, and the surface recombination of cement fiberboard has the waterproof agent layer, and the stone material passes through the adhesive layer complex the upper surface of cement fiberboard, the lower surface of cement fiberboard still has the compound waterproof gum layer. Adopt the technical scheme of the utility model afterwards, through the selection of the density and the thickness of stone material and cement fiberboard for whole composite sheet light in weight and convenient transportation set up the waterproofing agent layer through the surface at cement fiberboard, avoid the later stage to spread to paste the problem of moisturizing, are provided with waterproof gum layer through the lower surface at cement fiberboard, guarantee the better waterproof of cement fiberboard and spread and paste adhesive strength, the utility model discloses a composite sheet is difficult disconnected, toughness is good, and the fracture damage is zero in the production process, has reduced the production damage cost.
Description
Technical Field
The utility model relates to a stone material-modification cement fibre composite sheet.
Background
The stone is widely used in buildings and has a good decorative effect. In the chinese utility model patent entitled "marble composite panel", as granted publication No. CN 202064571U, a marble is disclosed, comprising a marble and a ceramic tile compounded from top to bottom, a net-shaped reinforcing layer is compounded between the marble and the ceramic tile. However, the composite board with the structure has overlarge weight, higher transportation cost and large production damage.
Further, as disclosed in the patent of the chinese utility model entitled "stone component structure" with the publication number CN 201671272U, a stone component structure is disclosed, which comprises a stone slab, which is a thin stone with a thickness of less than 10mm and has a front side and a back side; the joint plate is a plane plate body, one side part of the joint plate is fixedly connected with the back of the stone plate block by gluing, the side edge of the joint plate is protruded out of the outer side of the stone plate block to form a convex part, the other part of the side edge is not protruded out of the stone plate block and forms a concave part with the end edge of the stone plate block, and the convex part can be embedded in the concave part. Wherein the bonding board can be a cement fiberboard. Because the water content of the cement fiberboard is relatively high, the problem of water absorption and moisture regain may occur in later laying. The stone structure with the structure is difficult to meet the requirements on waterproof performance and the like, and the manufacturing process is relatively complex.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a processing is convenient, light in weight, can reduce the water absorption rate of cement fiberboard, intensity is big, stone material-modification cement fiber composite sheet that impact property is good, another aim at of the utility model provides a manufacturing method of this stone material-modification cement fiber composite sheet.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a stone-modified cement fiber composite board comprises a cement fiber board and a stone compounded on the cement fiber board, wherein the thickness of the cement fiber board is 6-20 mm, the density of the cement fiber board is 1.3 g/cubic centimeter-1.6 g/cubic centimeter, the thickness of the stone is 2-20 mm, the density of the stone is more than or equal to 2.3 g/cubic centimeter, a waterproof agent layer is compounded on the surface of the cement fiber board, the stone is compounded on the upper surface of the cement fiber board through an adhesive layer, and a waterproof back adhesive layer is compounded on the lower surface of the cement fiber board.
As an optimized mode of the utility model, the thickness on adhesive layer is 0.5mm, the thickness on waterproofing agent layer is 0.1mm, the thickness of waterproof gum layer is 0.5 mm.
As an optimal mode of the utility model, the thickness of the cement fiber board is 6mm-20mm, and the thickness of the stone material is 2mm-20 mm.
As an optimized mode of the utility model, the adhesive layer is an epoxy resin adhesive layer, and the waterproofing agent layer is a siloxane waterproofing agent layer.
The utility model also provides a method for making stone material-modification cement fibre composite board, including following steps:
a, selecting a cement fiberboard, wherein the density of the cement fiberboard is more than or equal to 1.3 g/cubic centimeter to 1.6 g/cubic centimeter, the thickness of the cement fiberboard is 6mm to 20mm, the water content of the cement fiberboard is less than or equal to 10%, the breaking strength of the cement fiberboard is more than or equal to 16MPa, the heat conductivity coefficient of the cement fiberboard is less than or equal to 0.35W (m.k), the wet expansion rate of the cement fiberboard is less than or equal to 0.25%, the fire-proof grade A is selected, stone is selected, the thickness of the stone is 2mm to 20mm,
b, brushing a waterproof agent on the surface of the cement fiberboard to form a waterproof agent layer, standing for more than 24 hours, spraying waterproof gum on the lower surface of the cement fiberboard and curing to form a waterproof gum layer, bonding and compounding the stone on the upper surface of the cement fiberboard through an adhesive after 24 hours, and forming an adhesive layer between the stone and the cement fiberboard.
As an optimized mode of the utility model, the volume percent of siloxane accounts for 20% -100% in the waterproof agent, and the volume percent of taking off fragrant petroleum system solvent accounts for 0% -80%, the adhesive is the epoxy glue, waterproof gum is the waterproof gum of guarantor's type 078 of good moist chemistry limited company of debang, waterproof gum's adhesive strength is more than or equal to 1Mpa, the thickness on adhesive layer is 0.5mm, the thickness on waterproof agent layer is 0.1mm, waterproof gum layer's thickness is 0.5 mm.
Adopt the technical scheme of the utility model afterwards, through the selection of the density and the thickness of stone material and cement fiberboard for whole composite sheet light in weight and convenient transportation set up the waterproofing agent layer through the surface at cement fiberboard, avoid the later stage to spread to paste the problem of moisturizing, are provided with waterproof gum layer through the lower surface at cement fiberboard, guarantee the better waterproof of cement fiberboard and spread and paste adhesive strength, the utility model discloses a composite sheet is not easy absolutely (toughness is good), and the fracture damage is zero in the production process, has reduced the production damage cost. The utility model also provides a manufacturing method of this stone material-modification cement fibre composite sheet, it has simple process, convenient operation's advantage. The traditional cement fiberboard is not subjected to modification processing, so that the water absorption rate is high and uncontrollable, the deformation tendency of a finished product is obvious and uncontrollable, and the shear strength and the flexural strength do not reach the standard; the manufacturing method of the utility model controls the water absorption of the cement fiberboard within 3 percent through the waterproof agent layer, and solves the problems.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure:
Waterproof adhesive backing layer 50
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings.
Referring to fig. 1, a stone-modified cement fiber composite board includes a cement fiber board 20 and a stone 10 combined on the cement fiber board 20, wherein the stone 10 may be various kinds of stones, such as marble, and in the embodiment, the stone 10 is a right parallelepiped. The cement fiberboard 20 has a thickness of 6mm-20mm, a density of 1.3 g/cc-1.6 g/cc, in the embodiment, 1.3 g/cc, the stone 10 has a thickness of 2mm-10mm, a density of 2.3 g/cc, in the embodiment, 2.3 g/cc-2.7 g/cc. The surface of the cement fiberboard 20 is compounded with a waterproof agent layer 40, the stone material 10 is compounded on the upper surface of the cement fiberboard 20 through an adhesive layer 30, and the lower surface of the cement fiberboard 20 is also compounded with a waterproof back adhesive layer 50.
As an optimized mode of the utility model, the thickness of adhesive layer 30 is 0.5mm, the thickness of waterproofing agent layer 40 is 0.1mm, the thickness of waterproof gum layer 50 is 0.5 mm. As an optimal mode of the utility model, the thickness of the cement fiberboard 20 is 6mm-20mm, and the thickness of the stone material 10 is 2mm-20 mm.
As a preferred mode of the present invention, the adhesive layer 30 is an epoxy adhesive layer 30, and the waterproof agent layer 40 is a siloxane waterproof agent layer 40.
The utility model also provides a method for making stone material-modification cement fibre composite board, including following steps:
a, selecting a cement fiberboard 20, wherein the density of the cement fiberboard 20 is more than or equal to 1.3 g/cubic centimeter to 1.6 g/cubic centimeter, the thickness is 6mm to 20mm, the water content is less than or equal to 10%, the breaking strength is more than or equal to 16MPa, the heat conductivity coefficient is less than or equal to 0.35W (m.k), the wet expansion rate is less than or equal to 0.25%, the fire-proof grade A is selected, a stone 10 is selected, the thickness of the stone 10 is 2mm to 10mm, and the density is more than or equal to 2.3 g/cubic centimeter,
b, brushing a waterproof agent on the surface of the cement fiberboard 20 to form a waterproof agent layer 40, standing for more than 24 hours, spraying waterproof gum on the lower surface of the cement fiberboard 20 and curing to form a waterproof gum layer 50, adhering and compounding the stone 10 on the upper surface of the cement fiberboard 20 through an adhesive after 24 hours, and forming an adhesive layer 30 between the stone 10 and the cement fiberboard 20.
In a preferred embodiment of the present invention, the volume percentage of the siloxane in the water repellent is 20% to 100%, and the volume percentage of the dearomatized petroleum solvent is 0% to 80%, that is, the water repellent may be a mixture of siloxane alone or a mixture of siloxane and the dearomatized petroleum solvent, wherein the dearomatized petroleum solvent is, for example, D90 dearomatized solvent oil of jingling chemical engineering. The adhesive is characterized in that the waterproof back adhesive is a shape-preserving 078 waterproof back adhesive of Dubang Jiarun chemical Limited company, the bonding strength of the back adhesive is more than or equal to 1Mpa, the waterproof performance of the cement fiber board can be further improved by the waterproof back adhesive, the whole composite board is easy to adhere, and a certain protection effect is achieved on the transportation of the composite board.
The utility model discloses in, the thickness of adhesive layer 30 is 0.5mm, the thickness of waterproofing agent layer 40 is 0.1mm, the thickness of waterproof gum layer 50 is 0.5 mm. Through the improvement, the water absorption of the cement fiberboard 20 is less than 3%, and is close to and uniform with the water absorption of the stone 10.
Adopt the technical scheme of the utility model, because the product is easily cut, promote the outturn percentage that the raw materials planned, the outturn percentage that the raw materials planned rises to 90% from original 65%, and material utilization has risen 25%. The material is easy to cut, and in the production process, the cutter loss in the cutting aspect is low, the energy consumption is reduced, and the production cost is reduced by 1.5 yuan/square meter; the stone-modified cement fiber composite board is inverted by an angle of 45 degrees through an edge grinding machine in the production process, so that the expansion coefficient of the product is reduced, and the paving mode of the product is increased by grooving the side surface of the finished product. The stone-modified cement fiber composite board has light weight and good toughness, so that the product can be stored horizontally, and the finished product is placed in a customized wooden box through a manipulator after being off-line, thereby eliminating the existing packaging group, shrinking and weaving 8 persons, and reducing the labor cost and the material cost. The stone-cement fiber composite board has light weight, low transportation cost and convenient installation and paving; the cement fiberboard 20 is not easy to break (good in toughness), the fracture and damage in the production process are zero, and compared with a stone-ceramic tile composite board, the fracture and damage is 1%, so that the production and damage cost is reduced; the cement fiberboard 20 has a low cost, which is 50% of the cost of the tile. The stone-modified cement fiber composite board is light in weight, 19.68kg per square meter, 27.6kg per square meter of the stone-ceramic tile composite board, 38.4kg per square meter of the traditional stone, 1.4 times of the weight of the stone-ceramic tile composite board, 1.95 times of the weight of the stone-modified cement fiber composite board, the same product is paved on a building, and the stone-modified cement fiber composite board is used, so that the bearing of the building is greatly reduced, and the service life of the building is prolonged.
The utility model discloses a detection report of composite sheet is as follows:
the product form of the present invention is not limited to the drawings and embodiments of the present application, and any person can properly change or modify the product form of the present invention without departing from the scope of the present invention.
Claims (5)
1. The utility model provides a stone material-modification cement fibre composite sheet, includes cement fibre board and the stone material of compound on cement fibre board which characterized in that: the cement fiberboard is characterized in that the thickness of the cement fiberboard is 6mm-20mm, the density is-1.3 g/cubic centimeter to 1.6 g/cubic centimeter, the thickness of the stone is 2mm-20mm, the density is not less than 2.3 g/cubic centimeter, a waterproof agent layer is compounded on the surface of the cement fiberboard, the stone is compounded on the upper surface of the cement fiberboard through an adhesive layer, and a waterproof back adhesive layer is compounded on the lower surface of the cement fiberboard.
2. A stone-modified cement fiber composite slab as claimed in claim 1, wherein: the thickness of the adhesive layer is 0.5mm, the thickness of the waterproof agent layer is 0.1mm, and the thickness of the waterproof back glue layer is 0.5 mm.
3. A stone-modified cement fiber composite slab as claimed in claim 2, wherein: the thickness of cement fiberboard is 6mm, the thickness of stone material is 5 mm.
4. A stone-modified cement fiber composite slab as claimed in claim 3, wherein: the adhesive layer is an epoxy resin adhesive layer, and the waterproof agent layer is a siloxane waterproof agent layer.
5. A stone-modified cement fiber composite slab as claimed in claim 4, wherein: the waterproof back adhesive layer is a shape-preserving 078 waterproof back adhesive of Dubang Jiarun chemical Co., Ltd, and the bonding strength of the back adhesive is more than or equal to 1 Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971006.1U CN210759575U (en) | 2019-06-26 | 2019-06-26 | Stone-modified cement fiber composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971006.1U CN210759575U (en) | 2019-06-26 | 2019-06-26 | Stone-modified cement fiber composite board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210759575U true CN210759575U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920971006.1U Expired - Fee Related CN210759575U (en) | 2019-06-26 | 2019-06-26 | Stone-modified cement fiber composite board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228238A (en) * | 2019-06-26 | 2019-09-13 | 厦门米洛西发展有限公司 | A kind of stone material-remodeling Cement fibre composite plate and preparation method thereof |
-
2019
- 2019-06-26 CN CN201920971006.1U patent/CN210759575U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228238A (en) * | 2019-06-26 | 2019-09-13 | 厦门米洛西发展有限公司 | A kind of stone material-remodeling Cement fibre composite plate and preparation method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 Termination date: 20210626 |