CN212446569U - Ultrathin waterproof composite stone - Google Patents

Abstract

The utility model discloses an ultra-thin waterproof composite stone material, ultra-thin waterproof composite stone material includes ultra-thin waterproof composite stone material, presss from both sides the glue film and the base plate layer, the base plate layer sets up in one side or both sides of ultra-thin waterproof composite stone material through pressing from both sides the glue film, ultra-thin waterproof composite stone material includes ultra-thin stone material layer and composite bed, the composite bed sets up in one side or two sides on ultra-thin stone material layer, the composite bed is including the first sealing layer, waterproof layer, second sealing layer, the clamp glue film, enhancement layer and the third sealing layer that set gradually, first sealing layer bonds with ultra-thin stone material layer. The utility model discloses a compound stone material pliability, waterproof sealing nature and intensity are all than higher, can improve the security that compound stone material used when taking into account to decorate and beautify.

Description

Ultrathin waterproof composite stone

The technical field is as follows:

the utility model relates to a decorative composite board technical field, specificly relate to an ultra-thin waterproof composite stone material.

Background art:

in recent years, with the improvement of living standard of people, the requirements on the quality, texture and uniqueness of decorative materials are more and more strict. The composite stone formed by natural stone and glass is more and more popular with people due to the nature, uniqueness, rich color of light-transmitting texture and ultrathin translucent crystal, however, the existing composite stone has certain defects of sealing property and waterproofness, and the problems of degumming and the like are easy to occur in the using process, thereby easily causing safety accidents.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

The utility model has the following contents:

an object of the utility model is to provide an ultra-thin waterproof composite stone to overcome the defect among the above-mentioned prior art.

In order to achieve the above object, the utility model provides an ultra-thin waterproof composite stone material, include ultra-thin waterproof composite stone material, press from both sides glue film and base plate layer, the base plate layer sets up one side or both sides at ultra-thin waterproof composite stone material through pressing from both sides the glue film, ultra-thin waterproof composite stone material includes ultra-thin stone material layer and composite bed, the composite bed sets up one side or two sides at ultra-thin stone material layer, the composite bed is including the first sealing layer, waterproof layer, second sealing layer, the clamp glue film, enhancement layer and the third sealing layer that set gradually, first sealing layer bonds with ultra-thin stone material layer.

And an AS waterproof weather-resistant sealing strip is further arranged at the outer edge of the ultrathin waterproof composite board.

The thickness of the ultrathin stone layer is 1-5mm, and the specification of the ultrathin stone layer is 3000 mm 2000 mm.

The thicknesses of the first sealing layer, the second sealing layer and the third sealing layer are all 20-100 micrometers, the thickness of the waterproof layer is 20-100 micrometers, and the thickness of the adhesive layer is 0.38-3.14 mm.

The reinforced layer is made of glass fiber cloth or transparent PET, and the thickness of the reinforced layer is 0.2-1 mm.

The substrate layer is a glass substrate layer or a plastic substrate layer, the thickness of the substrate layer is 2-22mm, and the glass substrate layer is made of float glass, ultra-white glass, high borosilicate glass, hot bent glass, tempered float glass, tempered ultra-white glass, tempered high borosilicate glass or tempered bent glass.

A preparation method of ultrathin waterproof composite stone comprises the following steps:

1) filling two-component epoxy liquid resin in a container, immersing an ultrathin stone layer in the liquid resin, sealing the container filled with the ultrathin stone layer and the liquid resin, placing the sealed container in vacuum high-temperature high-pressure equipment, vacuumizing the container at the vacuum pressure of below-0.092 Pa, and continuing positive pressure treatment at the treatment power of 80KW-100KW and the positive pressure of 15Mpa for 2-10 hours;

2) performing thickness fixing and polishing treatment on two surfaces of the ultrathin stone layer treated in the step 1), wherein the total power of thickness fixing equipment is 260KW-450KW, and the total power of a polishing machine is 180KW-220 KW;

3) putting the ultra-thin stone layer subjected to fixed-thickness polishing treatment into vacuum microwave baking equipment to remove water vapor in the stone for 3-6 hours, wherein the total power of the vacuum microwave baking equipment is 100KW-260KW, and the ultimate vacuum pressure is-0.092 Mpa;

4) placing the ultrathin stone layer processed in the step 3) in a dust-free room, keeping a constant-temperature and constant-humidity environment in the dust-free room, and spraying a first sealing layer on one surface or two surfaces of the ultrathin stone layer;

5) after the first sealing layer is completely cured, spraying a waterproof layer on the surface of the first sealing layer;

6) after the waterproof layer is completely cured, spraying a second sealing layer on the surface of the waterproof layer;

7) stacking the stone treated in the step 6), the laminating adhesive layer and the reinforcing layer together, wherein the laminating adhesive layer is tightly attached to a second sealing layer of the stone, the reinforcing layer is tightly attached to the laminating adhesive layer, AS waterproof weather-resistant adhesive tapes are pasted on the periphery of the reinforcing layer for fixing, then the reinforcing layer is placed into an autoclave or laminating furnace for vacuumizing for 10-30 minutes, the temperature is increased to 150-180 ℃, the constant temperature and the constant pressure are kept for 60-120 minutes, the temperature is reduced to below 40 ℃, the high-temperature kettle or laminating furnace is opened, and the ultrathin waterproof composite stone is taken out;

8) spraying a third sealing layer on the reinforcing layer of the ultrathin waterproof composite stone prepared in the step 7);

9) and (3) laminating the ultrathin waterproof composite stone with the third sealing layer obtained in the step 8), the adhesive layer and the substrate together, and preparing a finished product of the thin waterproof composite board according to the preparation process conditions in the step 7).

The first sealing layer in the step 4), the second sealing layer in the step 6) and the third sealing layer in the step 8) are all made of the following raw materials in percentage by weight: 50-60% of siloxane modified waterborne polyurethane, 10-20% of polyurethane, 1-10% of a curing agent and the balance of a solvent, wherein the first sealing layer, the second sealing layer and the third sealing layer are sprayed and then are all put into an infrared oven at 70-100 ℃ to be baked for 5-10 minutes, and the total power of the infrared oven is 75 KW.

The waterproof layer in the step 5) adopts the following raw materials in percentage by weight: 50-60% of siloxane modified waterborne polyurethane, 2-8% of graphene dispersion liquid, 1-3% of nano ZnO additive, 2-5% of nano SiO2 additive, 1-10% of curing agent and the balance of solvent, wherein the waterproof layer is sprayed and then placed in an infrared oven at 85-105 ℃ to be baked for 15-35 minutes.

The adhesive-sandwiched layer is a PVB film, a GS film, a POE film, an EVA film, a TPU film, an AS film or an SGP film.

Compared with the prior art, the utility model discloses an aspect has following beneficial effect:

(1) the utility model firstly soaks the stone in the resin during the preparation process, and the resin permeates into pores of the stone and is solidified, thereby reducing the water absorption of the stone on one hand, improving the sealing property and flexibility of the stone on the other hand, and preparing the stone into the arc composite stone according to the requirement;

(2) after resin is soaked, the two surfaces are subjected to fixed-thickness polishing treatment and then are sprayed with the first sealing layer, so that the first sealing layer is more convenient to attach, and the surface is smoother and more attractive;

(3) after the fixed-thickness polishing treatment, the stone is placed in a vacuum microwave baking oven for treatment, and then small bubbles in the resin wrapping the stone can be removed, so that the compactness of the resin is better, the water absorption of the stone is reduced, and the overall strength of the stone is improved;

(4) when the glue is laminated, the vacuum pumping treatment is carried out in a high-pressure kettle or a glue laminating furnace, so that bubbles generated in the laminating process can be reduced;

(5) the main bodies of the first sealing layer, the second sealing layer and the third sealing layer all adopt polyurethane as main bodies, so that the sealing property and the waterproofness can be improved;

(6) the waterproof layer takes siloxane modified waterborne polyurethane as a main body, and a small amount of graphene dispersion liquid, nano ZnO additive and nano SiO2 additive are added, so that the strength and corrosion resistance of the composite stone can be improved while the waterproof performance is improved.

Description of the drawings:

fig. 1 is a schematic cross-sectional view of embodiment 1, embodiment 4, and embodiment 5 of the present invention;

fig. 2 is a schematic cross-sectional view of embodiment 2 of the present invention;

fig. 3 is a schematic view illustrating bending of a composite board manufactured according to embodiment 2 of the present invention;

fig. 4 is a schematic cross-sectional view of embodiment 3 of the present invention;

reference numerals: 1-ultrathin waterproof composite stone, 11-ultrathin stone layer, 12-composite layer, 121-first sealing layer, 122-waterproof layer, 123-second sealing layer, 124-reinforcing layer, 125-third sealing layer, 2-adhesive layer, 3-substrate layer and 4-sealing strip.

The specific implementation mode is as follows:

the following detailed description of the embodiments of the present invention is provided, but it should be understood that the scope of the present invention is not limited by the embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Example 1:

as shown in fig. 1, an ultra-thin waterproof composite stone comprises an ultra-thin waterproof composite stone 1, an adhesive sandwiched layer 2 and a substrate layer 3, wherein the substrate layer 3 is arranged on one side of the ultra-thin waterproof composite stone 1 through the adhesive sandwiched layer 2, the ultra-thin waterproof composite stone 1 comprises an ultra-thin stone layer 11 and a composite layer 12, the composite layer 12 is arranged on one side of the ultra-thin stone layer 11, the composite layer 12 comprises a first sealing layer 121, a waterproof layer 122, a second sealing layer 123, the adhesive sandwiched layer 2, an enhancement layer 124 and a third sealing layer 125 which are sequentially arranged, and the first sealing layer 121 is bonded with a resin layer 111.

And an AS waterproof weather-resistant sealing strip 4 is further arranged at the outer edge of the ultrathin waterproof composite board.

The thickness of the ultrathin stone layer 11 is 3mm, and the specification of the ultrathin stone layer 11 is 3000 mm 2000 mm.

The thicknesses of the first sealing layer 121, the second sealing layer 123 and the third sealing layer 125 are 35 μm, the thickness of the waterproof layer 122 is 35 μm, and the thickness of the adhesive layer 2 is 2 mm.

The reinforced layer 124 is glass fiber cloth or transparent PET, and the thickness of the reinforced layer 124 is 1 mm.

The substrate layer 3 is a glass substrate layer or a plastic substrate layer, and the thickness of the substrate layer 3 is 0.1-15 mm.

A preparation method of ultrathin waterproof composite stone comprises the following steps:

1) filling two-component epoxy liquid resin in a container, immersing an ultrathin stone layer in the liquid resin, sealing the container filled with the ultrathin stone layer and the liquid resin, placing the sealed container in vacuum high-temperature high-pressure equipment, vacuumizing the container at the vacuum pressure of below-0.092 Pa, continuing positive pressure treatment at the treatment power of 80KW-100KW and the positive pressure of 15Mpa for 6 hours; 2) performing thickness fixing and polishing treatment on two surfaces of the ultrathin stone layer treated in the step 1), wherein the total power of thickness fixing equipment is 260KW-450KW, and the total power of a polishing machine is 180KW-220 KW; 3) putting the ultra-thin stone layer subjected to the fixed-thickness polishing treatment into vacuum microwave baking equipment to remove water vapor in the stone for 4 hours, wherein the total power of the vacuum microwave baking equipment is 100KW-260KW, and the ultimate vacuum pressure is-0.092 Mpa; 4) placing the ultrathin stone layer processed in the step 3) in a dust-free room, keeping a constant-temperature and constant-humidity environment in the dust-free room, and spraying a first sealing layer on one surface or two surfaces of the ultrathin stone layer; 5) after the first sealing layer is completely cured, spraying a waterproof layer on the surface of the first sealing layer; 6) after the waterproof layer is completely cured, spraying a second sealing layer on the surface of the waterproof layer; 7) stacking the stone processed in the step 6), the laminating layer and the reinforcing layer together, wherein the laminating layer is tightly attached to a second sealing layer of the stone, the reinforcing layer is tightly attached to the laminating layer, AS waterproof weather-resistant adhesive tapes are pasted on the periphery of the reinforcing layer, the reinforcing layer is placed into an autoclave or laminating furnace for vacuumizing for 20 minutes, the temperature is raised to 160 ℃, the constant temperature and the constant pressure are carried out for 90 minutes, the temperature is reduced to be below 40 ℃, the autoclave or laminating furnace is opened, and the ultrathin waterproof composite stone is taken out; 8) spraying a third sealing layer on the reinforcing layer of the ultrathin waterproof composite stone prepared in the step 7); 9) and (3) laminating the ultrathin waterproof composite stone with the third sealing layer obtained in the step 8), the adhesive layer and the substrate together, and preparing a finished product of the thin waterproof composite board according to the preparation process conditions in the step 7).

The first sealing layer in the step 4), the second sealing layer in the step 6) and the third sealing layer in the step 8) are all made of the following raw materials in percentage by weight: 55% of polyurethane, 8% of additive, 5% of curing agent and the balance of solvent, wherein the first sealing layer, the second sealing layer and the third sealing layer are sprayed and then are all placed in an infrared oven at 85 ℃ to be baked for 20 minutes.

The waterproof layer in the step 5) adopts the following raw materials in percentage by weight: 55% of siloxane modified waterborne polyurethane, 5% of graphene dispersion liquid, 2% of nano ZnO additive, 3% of nano SiO2 additive, 5% of curing agent and the balance of solvent, wherein the waterproof layer is sprayed and then placed in an infrared oven at 90 ℃ to be baked for 10 minutes.

The adhesive-sandwiched layer is a PVB film, a GS film, a POE film, an EVA film, a TPU film or an SGP film.

Example 2:

as shown in fig. 2 and 3, the manufacturing method is the same as that of example 1 except that the composite layer 12 is disposed on both sides of the ultra-thin stone layer 11.

Example 3:

as shown in fig. 1, the structure was the same as that of example 1 except that the resin was not impregnated, and the preparation method thereof included the following steps:

1) placing the ultrathin stone layer in a dust-free room, keeping a constant-temperature and constant-humidity environment in the dust-free room, and spraying a first sealing layer on one surface or two surfaces of the ultrathin stone layer; 2) after the first sealing layer is completely cured, spraying a waterproof layer on the surface of the first sealing layer; 3) after the waterproof layer is completely cured, spraying a second sealing layer on the surface of the waterproof layer; 4) stacking the stone processed in the step 3), the laminating layer and the reinforcing layer together, wherein the laminating layer is tightly attached to a second sealing layer of the stone, the reinforcing layer is tightly attached to the laminating layer, AS waterproof weather-resistant adhesive tapes are pasted on the periphery of the reinforcing layer, the reinforcing layer is placed into an autoclave or laminating furnace for vacuumizing for 20 minutes, the temperature is increased to 160 ℃, the constant temperature and the constant pressure are carried out for 95 minutes, the temperature is reduced to be below 40 ℃, the autoclave or laminating furnace is opened, and the ultrathin waterproof composite stone is taken out; 5) spraying a third sealing layer on the reinforcing layer of the ultrathin waterproof composite stone prepared in the step 4); 6) and (3) laminating the ultrathin waterproof composite stone with the third sealing layer obtained in the step 5), the adhesive layer and the substrate together, and preparing a finished product of the thin waterproof composite board according to the preparation process conditions in the step 4).

The first sealing layer in the step 1), the second sealing layer in the step 3) and the third sealing layer in the step 5) are all prepared from the following raw materials in percentage by weight: 60% of polyurethane, 10% of additive, 5% of curing agent and the balance of solvent, wherein the first sealing layer and the second sealing layer are sprayed and then are placed in an infrared oven at 90 ℃ to be baked for 8 minutes.

The waterproof layer in the step 2) is prepared from the following raw materials in percentage by weight: 60% of siloxane modified waterborne polyurethane, 6% of graphene dispersion liquid, 3% of nano ZnO additive, 5% of nano SiO2 additive, 5% of curing agent and the balance of solvent, wherein the waterproof layer is sprayed and then placed in an infrared oven at 95 ℃ to be baked for 25 minutes.

The adhesive-sandwiched layer is a PVB film, a GS film, a POE film, an EVA film, a TPU film or an SGP film.

Example 4:

the structure shown in fig. 1 is the same as in example 1, except that the preparation method thereof comprises the following steps:

1) filling two-component epoxy liquid resin in a container, immersing an ultrathin stone layer in the liquid resin, sealing the container filled with the ultrathin stone layer and the liquid resin, placing the sealed container in vacuum high-temperature high-pressure equipment, vacuumizing the container at the vacuum pressure of below-0.092 Pa, continuing positive pressure treatment at the treatment power of 80KW-100KW and the positive pressure of 15Mpa for 6 hours; 2) performing thickness fixing and polishing treatment on two surfaces of the ultrathin stone layer treated in the step 1), wherein the total power of thickness fixing equipment is 260KW-450KW, and the total power of a polishing machine is 180KW-220 KW; 3) placing the ultrathin stone layer treated in the step 2) in a dust-free room, keeping a constant-temperature and constant-humidity environment in the dust-free room, and spraying a first sealing layer on one surface or two surfaces of the ultrathin stone layer; 4) after the first sealing layer is completely cured, spraying a waterproof layer on the surface of the first sealing layer; 5) after the waterproof layer is completely cured, spraying a second sealing layer on the surface of the waterproof layer; 6) Stacking the stone processed in the step 5), the laminating layer and the reinforcing layer together, wherein the laminating layer is tightly attached to a second sealing layer of the stone, the reinforcing layer is tightly attached to the laminating layer, AS waterproof weather-resistant adhesive tapes are pasted on the periphery of the reinforcing layer, the reinforcing layer is placed into an autoclave or laminating furnace for vacuumizing for 20 minutes, the temperature is raised to 160 ℃, the constant temperature and the constant pressure are carried out for 90 minutes, the temperature is reduced to be below 40 ℃, the autoclave or laminating furnace is opened, and the ultrathin waterproof composite stone is taken out; 7) Spraying a third sealing layer on the reinforcing layer of the ultrathin waterproof composite stone prepared in the step 6); 8) and (3) laminating the ultrathin waterproof composite stone with the third sealing layer obtained in the step 7), the adhesive layer and the substrate together, and preparing a finished product of the thin waterproof composite board according to the preparation process conditions in the step 5).

The first sealing layer in the step 3), the second sealing layer in the step 5) and the third sealing layer in the step 7) are all made of the following raw materials in percentage by weight: 55% of polyurethane, 8% of additive, 5% of curing agent and the balance of solvent, wherein the first sealing layer and the second sealing layer are sprayed and then are placed in an infrared oven at 85 ℃ to be baked for 20 minutes.

The waterproof layer in the step 4) is prepared from the following raw materials in percentage by weight: 55% of siloxane modified waterborne polyurethane, 5% of graphene dispersion liquid, 2% of nano ZnO additive, 3% of nano SiO2 additive, 5% of curing agent and the balance of solvent, wherein the waterproof layer is sprayed and then placed in an infrared oven at 90 ℃ to be baked for 20 minutes.

The adhesive-sandwiched layer is a PVB film, a GS film, a POE film, an EVA film, a TPU film or an SGP film.

Example 5:

the structure and the preparation method shown in fig. 1 are the same as those of example 1, except that the waterproof layer adopts the following raw materials in percentage by weight: 60% of siloxane modified waterborne polyurethane, 5% of curing agent and the balance of solvent.

The composite stone materials prepared in example 1, example 2, example 3, example 4 and example 5 were subjected to the performance test, and the test results are shown in the following table:

the soaking test is to soak the prepared composite stone in water and observe whether the composite stone has the degumming phenomenon.

From the above-mentioned test result, adopt the utility model discloses its hydroscopicity, intensity and the pliability of composite stone material that forms of preparation are all better, can improve the security that composite stone material used.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated.

Claims (6)

1. The utility model provides an ultra-thin waterproof composite stone material which characterized in that: including ultra-thin waterproof composite stone material, pressing from both sides glue film and base plate layer, the base plate layer sets up in one side or both sides of ultra-thin waterproof composite stone material through pressing from both sides the glue film, ultra-thin waterproof composite stone material includes ultra-thin stone material layer and composite bed, the composite bed sets up in one side or two sides on ultra-thin stone material layer, the composite bed is including the first sealing layer, waterproof layer, second sealing layer, the clamp glue film, enhancement layer and the third sealing layer that set gradually, first sealing layer bonds with ultra-thin stone material layer.

2. The ultra-thin waterproof composite stone material as claimed in claim 1, wherein: and an AS waterproof weather-resistant sealing strip is further arranged at the outer edge of the ultrathin waterproof composite board.

3. The ultra-thin waterproof composite stone material as claimed in claim 1, wherein: the thickness of the ultrathin stone layer is 1-5mm, and the specification of the ultrathin stone layer is 3000 mm 2000 mm.

4. The ultra-thin waterproof composite stone material as claimed in claim 1, wherein: the thicknesses of the first sealing layer, the second sealing layer and the third sealing layer are all 20-100 micrometers, the thickness of the waterproof layer is 20-100 micrometers, and the thickness of the adhesive layer is 0.38-3.14 mm.

5. The ultra-thin waterproof composite stone material as claimed in claim 1, wherein: the reinforced layer is made of glass fiber cloth or transparent PET, and the thickness of the reinforced layer is 0.2-1 mm.

6. The ultra-thin waterproof composite stone material as claimed in claim 1, wherein: the substrate layer is a glass substrate layer or a plastic substrate layer, the thickness of the substrate layer is 2-22mm, and the glass substrate layer is made of float glass, ultra-white glass, high borosilicate glass, hot bent glass, tempered float glass, tempered ultra-white glass, tempered high borosilicate glass or tempered bent glass.

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