CN106930466B - A kind of electromagnetic shielding wallboard and its manufacturing method - Google Patents
A kind of electromagnetic shielding wallboard and its manufacturing method Download PDFInfo
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- CN106930466B CN106930466B CN201710166783.4A CN201710166783A CN106930466B CN 106930466 B CN106930466 B CN 106930466B CN 201710166783 A CN201710166783 A CN 201710166783A CN 106930466 B CN106930466 B CN 106930466B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/288—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and concrete, stone or stone-like material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
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- C—CHEMISTRY; METALLURGY
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/023—Alloys based on nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/292—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and sheet metal
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
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- C08K2003/0862—Nickel
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- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
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Abstract
A kind of electromagnetic shielding wallboard and its manufacturing method, being electromagnetically shielded wallboard includes concrete prefabricated substrate, one side is stained with nickel alloy hole pattern thin plate, it is plastering sand pulp layer outside nickel alloy hole pattern thin plate, screen rubber coating is coated outside plastering sand pulp layer, butadiene rubber shielding coating provided by the present invention, uses polyurethane resin and styrene-acrylic emulsion as organic carrier.Compared with traditional epoxy resin solvent based coating, which obtains more preferably shield effectiveness, blanc fixe, carbon black and nickel powder, is dispersed in overlapped in coating, to form close conductive network, electric conductivity is greatly improved.Additionally due to long-term electromagenetic wave radiation can damage coating organic binder matter, coating cracks, and butadiene rubber can effectively improve the toughness of coating, increases coating life.
Description
Technical field
The present invention relates to a kind of electromagnetic shielding wallboard and its manufacturing method, belongs to the field of building materials.
Background technique
It is well known that with the rapid development and its extensive use of electronic technology, when electromagnetic radiation pollution public hazards are no without
It is not present outside.Around TV and Radio Service underfooting, microwave station and radar station in city, signal centre nearby, electric railway
Building by two sides, radio-frequency apparatus surrounding and overlooking road is all the heavier area of far zone field electromagnetic radiation pollution, furthermore indoor
The electromagnetic wave that electric appliance generates is also the human body harm that can not ignore.The wall of common building object is to stop not living electromagnetic radiation；
Therefore, it is necessary to take corresponding shielding measure.The prior art is unable to satisfy real needs, anxious wait find with electro-magnetic screen function
Wallboard.
Summary of the invention
In order to solve the problems, such as that prior art deadlight electromagnetic shielding performance is lower in the prior art, offer one of the invention
Kind electromagnetic shielding wallboard and its manufacturing method, to solve the above problem.
A kind of manufacturing method being electromagnetically shielded wallboard, electromagnetic shielding wallboard include concrete prefabricated substrate, one side adherency
There is nickel alloy hole pattern thin plate, be plastering sand pulp layer outside nickel alloy hole pattern thin plate, coat screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 70-80 parts of polyurethane resin, 10-20 parts of styrene-acrylic emulsion, 20-25 parts of butadiene rubber, second
60-100 parts of acetoacetic ester, 20-40 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm,
After mixing, after blanc fixe 10-15 parts of addition, 10-15 parts of white carbon black powder and 20-30 parts of nickel powder, 30 DEG C of heat preservations are cooled to
20 minutes, it is then added dibutyl tin dilaurate 2-5 parts, 2-4 parts and isocyanates 1-2 parts of dipropylene glycol methyl ether stir evenly
Screen rubber paint is obtained,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 5-8 ﹪, Zn 3-4 ﹪, Zr 0.8-
1 ﹪, Pb 0.5-0.6 ﹪, Ba 0.5-0.6 ﹪, Ag 0.3-0.4 ﹪, Ti 0.1-0.2 ﹪, Nb 0.1-0.2 ﹪, Mn
Raw material, is put into vacuum melting furnace, smelting temperature is by 0.05-0.06 ﹪, W 0.02-0.03 ﹪, surplus Ni according to the proportion
1530-1550 DEG C, after being completely melt, temperature is down to 1480-1490 DEG C, is kept for furnace temperature 15 minutes, is then poured, is cast
Ingot casting is then put into heat-treatment furnace and is heated to 1200-1250 DEG C by ingot, and heat preservation is forged after 10-15 minutes, upsetting pull repeatedly
At least twice, forging is kept the temperature 1-2 hours at 980-1000 DEG C later and naturally cools to room by 1100-1120 DEG C of final forging temperature
Forging is heated to 1000-1050 DEG C of progress roughing again later by temperature, and roughing speed is 0.5-1 meter per second, and finishing temperature is
900-920 DEG C, roughing plate thickness 1.5-2.5mm, roughing plate keeps the temperature 30 minutes at 850-880 DEG C, carries out essence to roughing plate later
It rolls, for the control of finish rolling start rolling temperature at 820-840 DEG C, finishing speeds are 0.7-0.9 meter per second, and finishing temperature is 710-720 DEG C, essence
Plate thin thickness 0.5-1mm is rolled, planished sheet is punched out using numerical control stamping hole pattern machine, it is the nickel of 5-10mm that obtaining, which has aperture,
Alloy hole pattern sheet billet, aperture 5-10mm as needed cut nickel alloy hole pattern sheet billet, and the nickel of well cutting is closed
Golden hole pattern thin plate heating keeps the temperature 30-40 minutes, final nickel alloy hole pattern thin plate is obtained, by nickel alloy hole pattern to 750-800 DEG C
Thin plate is covered on concrete prefabricated substrate using adhesive, and plastering mortar and water are stirred evenly, plastering mortar and water quality
Than are as follows: 1:0.3-0.5 is coated on nickel alloy hole pattern thin plate and forms plastering sand pulp layer, and configured screen rubber paint is sprayed
Screen rubber coating is formed in plastering sand pulp layer, obtains electromagnetic shielding wallboard.
A kind of manufacturing method of electromagnetic shielding wallboard, plastering mortar and water quality ratio are as follows: 1:0.3-0.5.
A kind of manufacturing method of electromagnetic shielding wallboard, the round hole that punching obtains, aperture 8mm.
A kind of manufacturing method of electromagnetic shielding wallboard, the control of finish rolling start rolling temperature are in 830 DEG C, mill speed
0.8 meter per second, finishing temperature are 710-720 DEG C.
A kind of manufacturing method of the electromagnetic shielding wallboard, 1120 DEG C of final forging temperature.
A kind of manufacturing method of electromagnetic shielding wallboard, plastering mortar include (mass parts): sulphate aluminium cement
100-150 parts, 10-20 parts of gypsum, 100-120 parts of sand, 10-30 parts of steel fibre, 10-15 parts of lead powder, 5-10 parts of iron powder, bismuthine
5-7 parts of powder, 3-4 parts of borax, 2-5 parts of polyvinyl alcohol.
A kind of manufacturing method of electromagnetic shielding wallboard, plastering mortar include (mass parts): sulphate aluminium cement 120
Part, 16 parts of gypsum, 110 parts of sand, 25 parts of steel fibre, lead powder 10,8 parts of iron powder, 5 parts of bismuthine powder, 4 parts of borax, polyvinyl alcohol 3
Part.
A kind of manufacturing method of the electromagnetic shielding wallboard, it is 14 parts of styrene-acrylic emulsion, suitable first by 75 parts of polyurethane resin
22 parts of buna, 80 parts of ethyl acetate, 35 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-
400rpm after 12 parts of blanc fixe of addition, 10 parts of white carbon black powder and 25 parts of nickel powder, is cooled to 30 DEG C of heat preservations 20 after mixing
Minute, 2 parts of dibutyl tin dilaurate are then added, 3 parts and 1 part of isocyanates of dipropylene glycol methyl ether are uniformly mixing to obtain shielding
Rubberbase paint.
A kind of electromagnetic shielding wallboard, electromagnetic shielding wallboard includes concrete prefabricated substrate, and one side is stained with nickel alloy hole
Net thin plate, nickel alloy hole pattern thin plate are plastering sand pulp layer outside, coat screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 70-80 parts of polyurethane resin, 10-20 parts of styrene-acrylic emulsion, 20-25 parts of butadiene rubber, second
60-100 parts of acetoacetic ester, 20-40 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm,
After mixing, after blanc fixe 10-15 parts of addition, 10-15 parts of white carbon black powder and 20-30 parts of nickel powder, 30 DEG C of heat preservations are cooled to
20 minutes, it is then added dibutyl tin dilaurate 2-5 parts, 2-4 parts and isocyanates 1-2 parts of dipropylene glycol methyl ether stir evenly
Screen rubber paint is obtained,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 5-8 ﹪, Zn 3-4 ﹪, Zr 0.8-
1 ﹪, Pb 0.5-0.6 ﹪, Ba 0.5-0.6 ﹪, Ag 0.3-0.4 ﹪, Ti 0.1-0.2 ﹪, Nb 0.1-0.2 ﹪, Mn
Raw material, is put into vacuum melting furnace, smelting temperature is by 0.05-0.06 ﹪, W 0.02-0.03 ﹪, surplus Ni according to the proportion
1530-1550 DEG C, after being completely melt, temperature is down to 1480-1490 DEG C, is kept for furnace temperature 15 minutes, is then poured, is cast
Ingot casting is then put into heat-treatment furnace and is heated to 1200-1250 DEG C by ingot, and heat preservation is forged after 10-15 minutes, upsetting pull repeatedly
At least twice, forging is kept the temperature 1-2 hours at 980-1000 DEG C later and naturally cools to room by 1100-1120 DEG C of final forging temperature
Forging is heated to 1000-1050 DEG C of progress roughing again later by temperature, and roughing speed is 0.5-1 meter per second, and finishing temperature is
900-920 DEG C, roughing plate thickness 1.5-2.5mm, roughing plate keeps the temperature 30 minutes at 850-880 DEG C, carries out essence to roughing plate later
It rolls, for the control of finish rolling start rolling temperature at 820-840 DEG C, finishing speeds are 0.7-0.9 meter per second, and finishing temperature is 710-720 DEG C, essence
Plate thin thickness 0.5-1mm is rolled, planished sheet is punched out using numerical control stamping hole pattern machine, it is the nickel of 5-10mm that obtaining, which has aperture,
Alloy hole pattern sheet billet, aperture 5-10mm as needed cut nickel alloy hole pattern sheet billet, and the nickel of well cutting is closed
Golden hole pattern thin plate heating keeps the temperature 30-40 minutes, final nickel alloy hole pattern thin plate is obtained, by nickel alloy hole pattern to 750-800 DEG C
Thin plate is covered on concrete prefabricated substrate using adhesive, and plastering mortar and water are stirred evenly, plastering mortar and water quality
Than are as follows: 1:0.3-0.5 is coated on nickel alloy hole pattern thin plate and forms plastering sand pulp layer, and configured screen rubber paint is sprayed
Screen rubber coating is formed in plastering sand pulp layer, obtains electromagnetic shielding wallboard.
Plastering mortar includes: 100-150 parts of sulphate aluminium cement, and 10-20 parts of gypsum, 100-120 parts of sand, steel fibre 10-
30 parts, 10-15 parts of lead powder, 5-10 parts of iron powder, 5-7 parts of bismuthine powder, 3-4 parts of borax, 2-5 parts of polyvinyl alcohol,
The concrete prefabricated substrate other side can also have insulating layer of external wall or decorative coveringn.
Butadiene rubber shielding coating provided by the present invention, uses polyurethane resin and styrene-acrylic emulsion as organic carrier.
Compared with traditional epoxy resin solvent based coating, which obtains more preferably shield effectiveness, blanc fixe, carbon black and nickel
Powder, is dispersed in overlapped in coating, to form close conductive network, electric conductivity is greatly improved.Additionally due to long-term
Electromagenetic wave radiation can damage coating organic binder matter, and coating cracks, and butadiene rubber can effectively improve coating
Toughness, increase coating life.Plastering mortar of the present invention is reached by superfine lead powder, iron powder, bismuthine powder, borax collective effect
Shielding action, effectively weaken radioactive radiation, and by shielding network, lead powder, bismuthine by being formed by steel fibre
Powder, borax are filled it, form equally distributed shielding solid space between component, improve shield effectiveness, nickel of the present invention
Alloying component makes nickel alloy hole pattern thin plate have good electric conductivity, and roughing+finish rolling+heat treatment process makes nickel alloy tissue
More uniform, there is not coarse phenomenon in crystal grain, and cellular structure meets shielding requirements, and the ventilative effect of the entirety for reaching wall
Fruit, thin plate hardness with higher increase wall overall mechanical strength.The present invention passes through nickel alloy hole pattern thin plate from the inside to the outside,
Coat of plaster, shielding coating, which cooperates with, has integrally all reached the slave low frequency for improving wall to high frequency shield effectiveness.
Detailed description of the invention
Fig. 1 is electromagnetic shielding panel cross section schematic diagram.
Specific embodiment
As shown in Figure 1, a kind of manufacturing method for being electromagnetically shielded wallboard, electromagnetic shielding wallboard includes concrete prefabricated substrate 1,
One side is stained with nickel alloy hole pattern thin plate 2, is plastering sand pulp layer 3 outside nickel alloy hole pattern thin plate, screen is coated outside plastering sand pulp layer
Rubber coating 4 is covered,
Embodiment 1
A kind of electromagnetic shielding wallboard and its manufacturing method, electromagnetic shielding wallboard include concrete prefabricated substrate, and one side is viscous
With nickel alloy hole pattern thin plate, it is plastering sand pulp layer outside nickel alloy hole pattern thin plate, coats screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 73 parts of polyurethane resin, 12 parts of styrene-acrylic emulsion, 21 parts of butadiene rubber, ethyl acetate 80
Part, 25 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm is added after mixing
After 10-15 parts of blanc fixe, 14 parts of white carbon black powder and 20 parts of nickel powder, it is cooled to 30 DEG C and keeps the temperature 20 minutes, two laurels are then added
5 parts of sour dibutyl tin, 2 parts and 1 part of isocyanates of dipropylene glycol methyl ether are uniformly mixing to obtain screen rubber paint,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 6 ﹪, Zn 3 ﹪, Zr 0.8 ﹪, Pb
0.55 ﹪, Ba 0.6 ﹪, Ag 0.35 ﹪, Ti 0.15 ﹪, Nb 0.1 ﹪, Mn 0.055 ﹪, W 0.025 ﹪, surplus Ni,
Raw material is put into vacuum melting furnace according to the proportion, smelting temperature is 1530-1550 DEG C, and after being completely melt, temperature is down to 1480-
It 1490 DEG C, is kept for furnace temperature 15 minutes, is then poured, obtains ingot casting, then ingot casting is put into heat-treatment furnace and is heated to
1200-1250 DEG C, heat preservation 10-15 minutes after forged, repeatedly upsetting pull at least twice, 1100-1120 DEG C of final forging temperature, later
Forging is kept the temperature into 1-2 hours cooled to room temperatures at 980-1000 DEG C, forging is heated to 1000-1050 DEG C again later
Roughing is carried out, roughing speed is 0.5-1 meter per second, and finishing temperature is 900-920 DEG C, roughing plate thickness 1.5-2.5mm, roughing plate
30 minutes are kept the temperature at 850-880 DEG C, finish rolling is carried out to roughing plate later, for the control of finish rolling start rolling temperature at 820-840 DEG C, finish rolling is fast
Degree is 0.7-0.9 meter per second, and finishing temperature is 710-720 DEG C, finish rolling plate thin thickness 0.5-1mm, using numerical control stamping hole pattern machine to essence
It rolls thin plate to be punched out, it is the nickel alloy hole pattern sheet billet of 5-10mm that obtaining, which has aperture, and aperture 5-10mm is right as needed
Nickel alloy hole pattern sheet billet is cut, by the nickel alloy hole pattern thin plate heating of well cutting to 750-800 DEG C, 30-40 points of heat preservation
Clock, obtains final nickel alloy hole pattern thin plate, and nickel alloy hole pattern thin plate is covered on concrete prefabricated substrate using adhesive,
Plastering mortar and water are stirred evenly, plastering mortar and water quality ratio are as follows: 1:0.3-0.5 is coated on nickel alloy hole pattern thin plate
Plastering sand pulp layer is formed, configured screen rubber paint is sprayed on formation screen rubber coating in plastering sand pulp layer, obtains electricity
Magnetic screen wallboard,
Plastering mortar includes: 130 parts of sulphate aluminium cement, and 18 parts of gypsum, 115 parts of sand, 20 parts of steel fibre, 12 parts of lead powder,
6 parts of iron powder, 6 parts of bismuthine powder, 3.5 parts of borax, 3 parts of polyvinyl alcohol.
Embodiment 2
A kind of electromagnetic shielding wallboard and its manufacturing method, electromagnetic shielding wallboard include concrete prefabricated substrate, and one side is viscous
With nickel alloy hole pattern thin plate, it is plastering sand pulp layer outside nickel alloy hole pattern thin plate, coats screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 73 parts of polyurethane resin, 18 parts of styrene-acrylic emulsion, 25 parts of butadiene rubber, ethyl acetate 90
Part, 30 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm is added after mixing
After 11 parts of blanc fixe, 14 parts of white carbon black powder and 29 parts of nickel powder, it is cooled to 30 DEG C and keeps the temperature 20 minutes, tin dilaurate two is then added
4 parts of butyl tin, 3 parts and 2 parts of isocyanates of dipropylene glycol methyl ether are uniformly mixing to obtain screen rubber paint,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 7 ﹪, Zn 4 ﹪, Zr 1 ﹪, Pb
0.55 ﹪, Ba 0.6 ﹪, Ag 0.4 ﹪, Ti 0.15 ﹪, Nb 0.15 ﹪, Mn 0.06 ﹪, W 0.02 ﹪, surplus Ni are pressed
Raw material is put into vacuum melting furnace according to proportion, smelting temperature is 1530-1550 DEG C, and after being completely melt, temperature is down to 1480-
It 1490 DEG C, is kept for furnace temperature 15 minutes, is then poured, obtains ingot casting, then ingot casting is put into heat-treatment furnace and is heated to
1200-1250 DEG C, heat preservation 10-15 minutes after forged, repeatedly upsetting pull at least twice, 1100-1120 DEG C of final forging temperature, later
Forging is kept the temperature into 1-2 hours cooled to room temperatures at 980-1000 DEG C, forging is heated to 1000-1050 DEG C again later
Roughing is carried out, roughing speed is 0.5-1 meter per second, and finishing temperature is 900-920 DEG C, roughing plate thickness 1.5-2.5mm, roughing plate
30 minutes are kept the temperature at 850-880 DEG C, finish rolling is carried out to roughing plate later, for the control of finish rolling start rolling temperature at 820-840 DEG C, finish rolling is fast
Degree is 0.7-0.9 meter per second, and finishing temperature is 710-720 DEG C, finish rolling plate thin thickness 0.5-1mm, using numerical control stamping hole pattern machine to essence
It rolls thin plate to be punched out, it is the nickel alloy hole pattern sheet billet of 5-10mm that obtaining, which has aperture, and aperture 5-10mm is right as needed
Nickel alloy hole pattern sheet billet is cut, by the nickel alloy hole pattern thin plate heating of well cutting to 750-800 DEG C, 30-40 points of heat preservation
Clock, obtains final nickel alloy hole pattern thin plate, and nickel alloy hole pattern thin plate is covered on concrete prefabricated substrate using adhesive,
Plastering mortar and water are stirred evenly, plastering mortar and water quality ratio are as follows: 1:0.3-0.5 is coated on nickel alloy hole pattern thin plate
Plastering sand pulp layer is formed, configured screen rubber paint is sprayed on formation screen rubber coating in plastering sand pulp layer, obtains electricity
Magnetic screen wallboard,
Plastering mortar includes: 140 parts of sulphate aluminium cement, and 12 parts of gypsum, 115 parts of sand, 15 parts of steel fibre, 13 parts of lead powder,
6 parts of iron powder, 7 parts of bismuthine powder, 4 parts of borax, 5 parts of polyvinyl alcohol.
Embodiment 3
A kind of electromagnetic shielding wallboard and its manufacturing method, electromagnetic shielding wallboard include concrete prefabricated substrate, and one side is viscous
With nickel alloy hole pattern thin plate, it is plastering sand pulp layer outside nickel alloy hole pattern thin plate, coats screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 77 parts of polyurethane resin, 18 parts of styrene-acrylic emulsion, 22 parts of butadiene rubber, ethyl acetate 80
Part, 35 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm is added after mixing
After 11 parts of blanc fixe, 12 parts of white carbon black powder and 26 parts of nickel powder, it is cooled to 30 DEG C and keeps the temperature 20 minutes, tin dilaurate two is then added
5 parts of butyl tin, 2 parts and 1 part of isocyanates of dipropylene glycol methyl ether are uniformly mixing to obtain screen rubber paint,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 5 ﹪, Zn 4 ﹪, Zr 0.85 ﹪, Pb
0.55 ﹪, Ba 0.6 ﹪, Ag 0.3 ﹪, Ti 0.2 ﹪, Nb 0.1 ﹪, Mn 0.05 ﹪, W 0.03 ﹪, surplus Ni, according to
Raw material is put into vacuum melting furnace by proportion, and smelting temperature is 1530-1550 DEG C, and after being completely melt, temperature is down to 1480-1490
DEG C, it is kept for furnace temperature 15 minutes, is then poured, obtains ingot casting, then ingot casting is put into heat-treatment furnace and is heated to 1200-
1250 DEG C, heat preservation is forged after 10-15 minutes, and upsetting pull at least twice, 1100-1120 DEG C of final forging temperature, later will forging repeatedly
Part keeps the temperature 1-2 hours cooled to room temperatures at 980-1000 DEG C, and forging is heated to 1000-1050 DEG C of progress again later
Roughing, roughing speed are 0.5-1 meter per second, and finishing temperature is 900-920 DEG C, and roughing plate thickness 1.5-2.5mm, roughing plate exists
850-880 DEG C keeps the temperature 30 minutes, carries out finish rolling to roughing plate later, the control of finish rolling start rolling temperature is at 820-840 DEG C, finishing speeds
For 0.7-0.9 meter per second, finishing temperature is 710-720 DEG C, finish rolling plate thin thickness 0.5-1mm, using numerical control stamping hole pattern machine to finish rolling
Thin plate is punched out, and it is the nickel alloy hole pattern sheet billet of 5-10mm, aperture 5-10mm, as needed to nickel that obtaining, which has aperture,
Alloy hole pattern sheet billet is cut, and by the nickel alloy hole pattern thin plate heating of well cutting to 750-800 DEG C, keeps the temperature 30-40 minutes,
Final nickel alloy hole pattern thin plate is obtained, nickel alloy hole pattern thin plate is covered on concrete prefabricated substrate using adhesive, it will
Plastering mortar is stirred evenly with water, plastering mortar and water quality ratio are as follows: 1:0.3-0.5 is coated on shape on nickel alloy hole pattern thin plate
At plastering sand pulp layer, configured screen rubber paint is sprayed on formation screen rubber coating in plastering sand pulp layer, obtains electromagnetism
Wallboard is shielded,
Plastering mortar includes: 150 parts of sulphate aluminium cement, and 15 parts of gypsum, 105 parts of sand, 15 parts of steel fibre, 14 parts of lead powder,
9 parts of iron powder, 6 parts of bismuthine powder, 4 parts of borax, 2 parts of polyvinyl alcohol.
Embodiment 4
A kind of electromagnetic shielding wallboard and its manufacturing method, electromagnetic shielding wallboard include concrete prefabricated substrate, and one side is viscous
With nickel alloy hole pattern thin plate, it is plastering sand pulp layer outside nickel alloy hole pattern thin plate, coats screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 75 parts of polyurethane resin, 13 parts of styrene-acrylic emulsion, 24 parts of butadiene rubber, ethyl acetate 65
Part, 28 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm is added after mixing
After 12 parts of blanc fixe, 11 parts of white carbon black powder and 24 parts of nickel powder, it is cooled to 30 DEG C and keeps the temperature 20 minutes, tin dilaurate two is then added
3 parts of butyl tin, 2 parts and 2 parts of isocyanates of dipropylene glycol methyl ether are uniformly mixing to obtain screen rubber paint,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 6 ﹪, Zn 3 ﹪, Zr 0.8 ﹪, Pb
0.55 ﹪, Ba 0.5 ﹪, Ag 0.35 ﹪, Ti 0.1 ﹪, Nb 0.1 ﹪, Mn 0.05 ﹪, W 0.02 ﹪, surplus Ni are pressed
Raw material is put into vacuum melting furnace according to proportion, smelting temperature is 1530-1550 DEG C, and after being completely melt, temperature is down to 1480-
It 1490 DEG C, is kept for furnace temperature 15 minutes, is then poured, obtains ingot casting, then ingot casting is put into heat-treatment furnace and is heated to
1200-1250 DEG C, heat preservation 10-15 minutes after forged, repeatedly upsetting pull at least twice, 1100-1120 DEG C of final forging temperature, later
Forging is kept the temperature into 1-2 hours cooled to room temperatures at 980-1000 DEG C, forging is heated to 1000-1050 DEG C again later
Roughing is carried out, roughing speed is 0.5-1 meter per second, and finishing temperature is 900-920 DEG C, roughing plate thickness 1.5-2.5mm, roughing plate
30 minutes are kept the temperature at 850-880 DEG C, finish rolling is carried out to roughing plate later, for the control of finish rolling start rolling temperature at 820-840 DEG C, finish rolling is fast
Degree is 0.7-0.9 meter per second, and finishing temperature is 710-720 DEG C, finish rolling plate thin thickness 0.5-1mm, using numerical control stamping hole pattern machine to essence
It rolls thin plate to be punched out, it is the nickel alloy hole pattern sheet billet of 5-10mm that obtaining, which has aperture, and aperture 5-10mm is right as needed
Nickel alloy hole pattern sheet billet is cut, by the nickel alloy hole pattern thin plate heating of well cutting to 750-800 DEG C, 30-40 points of heat preservation
Clock, obtains final nickel alloy hole pattern thin plate, and nickel alloy hole pattern thin plate is covered on concrete prefabricated substrate using adhesive,
Plastering mortar and water are stirred evenly, plastering mortar and water quality ratio are as follows: 1:0.3-0.5 is coated on nickel alloy hole pattern thin plate
Plastering sand pulp layer is formed, configured screen rubber paint is sprayed on formation screen rubber coating in plastering sand pulp layer, obtains electricity
Magnetic screen wallboard,
Plastering mortar includes: 140 parts of sulphate aluminium cement, and 13 parts of gypsum, 110 parts of sand, 17 parts of steel fibre, 13 parts of lead powder,
6 parts of iron powder, 7 parts of bismuthine powder, 3 parts of borax, 3 parts of polyvinyl alcohol.
Embodiment 5
A kind of electromagnetic shielding wallboard and its manufacturing method, electromagnetic shielding wallboard include concrete prefabricated substrate, and one side is viscous
With nickel alloy hole pattern thin plate, it is plastering sand pulp layer outside nickel alloy hole pattern thin plate, coats screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 73 parts of polyurethane resin, 20 parts of styrene-acrylic emulsion, 22 parts of butadiene rubber, ethyl acetate 80
Part, 28 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm is added after mixing
After 13 parts of blanc fixe, 15 parts of white carbon black powder and 22 parts of nickel powder, it is cooled to 30 DEG C and keeps the temperature 20 minutes, tin dilaurate two is then added
3 parts of butyl tin, 3 parts and 1 part of isocyanates of dipropylene glycol methyl ether are uniformly mixing to obtain screen rubber paint,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 6 ﹪, Zn 0.9 ﹪ of 3.5 ﹪, Zr,
Pb 0.5 ﹪, Ba 0.6 ﹪, Ag 0.35 ﹪, Ti 0.15 ﹪, Nb 0.2 ﹪, Mn 0.05 ﹪, W 0.03 ﹪, surplus Ni,
Raw material is put into vacuum melting furnace according to the proportion, smelting temperature is 1530-1550 DEG C, and after being completely melt, temperature is down to 1480-
It 1490 DEG C, is kept for furnace temperature 15 minutes, is then poured, obtains ingot casting, then ingot casting is put into heat-treatment furnace and is heated to
1200-1250 DEG C, heat preservation 10-15 minutes after forged, repeatedly upsetting pull at least twice, 1100-1120 DEG C of final forging temperature, later
Forging is kept the temperature into 1-2 hours cooled to room temperatures at 980-1000 DEG C, forging is heated to 1000-1050 DEG C again later
Roughing is carried out, roughing speed is 0.5-1 meter per second, and finishing temperature is 900-920 DEG C, roughing plate thickness 1.5-2.5mm, roughing plate
30 minutes are kept the temperature at 850-880 DEG C, finish rolling is carried out to roughing plate later, for the control of finish rolling start rolling temperature at 820-840 DEG C, finish rolling is fast
Degree is 0.7-0.9 meter per second, and finishing temperature is 710-720 DEG C, finish rolling plate thin thickness 0.5-1mm, using numerical control stamping hole pattern machine to essence
It rolls thin plate to be punched out, it is the nickel alloy hole pattern sheet billet of 5-10mm that obtaining, which has aperture, and aperture 5-10mm is right as needed
Nickel alloy hole pattern sheet billet is cut, by the nickel alloy hole pattern thin plate heating of well cutting to 750-800 DEG C, 30-40 points of heat preservation
Clock, obtains final nickel alloy hole pattern thin plate, and nickel alloy hole pattern thin plate is covered on concrete prefabricated substrate using adhesive,
Plastering mortar and water are stirred evenly, plastering mortar and water quality ratio are as follows: 1:0.3-0.5 is coated on nickel alloy hole pattern thin plate
Plastering sand pulp layer is formed, configured screen rubber paint is sprayed on formation screen rubber coating in plastering sand pulp layer, obtains electricity
Magnetic screen wallboard,
Plastering mortar includes: 100 parts of sulphate aluminium cement, and 15 parts of gypsum, 115 parts of sand, 12 parts of steel fibre, 14 parts of lead powder,
6 parts of iron powder, 5 parts of bismuthine powder, 4 parts of borax, 3 parts of polyvinyl alcohol.
By the relevant regulations of MIL-STD-285:1956 " the electromagnetic shielding environmental attenuation method for electronic test ", pass through
Simulation test tests the wallboard in the present invention using medium wave, shortwave, ultrashort wave, microwave, such as the following table 1:
| Test frequency (MHz) | Wallboard shield effectiveness SE (dB) of the present invention | The common wallboard shield effectiveness SE (dB) of the prior art |
| 0.8 | 55.6 | 6 |
| 20 | 54.2 | 6 |
| 100 | 52.4 | 6 |
| 200 | 51.5 | 5 |
| 800 | 47.6 | 4 |
| 1500 | 45.2 | 2 |
| 3000 | 42.4 | 2 |
Table 2: shielding coating performance test
| Test item | Testing standard | Test result |
| Adhesive force (grade) | GB/T1720-79 | 1 |
| Hardness (pencil) | GB/T6739-1996 | 2H |
| Weatherability | GB/T1865 | Not blistering no removing in 800 hours |
| Water resistance, soak 48h | GB/T1733-93 | Without significant change |
| Flexibility, mm | GB/T1731-93 | 2 |
| Impact resistance kg/cm | GB/T1732-93 | 50 |
Table 3: plastering mortar performance test
| Test item | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Thermal coefficient W/ (mK) | 0.37 | 0.40 | 0.39 | 0.40 | 0.42 |
| Shrinking percentage, % | 0.20 | 0.19 | 0.21 | 0.22 | 0.21 |
| 28 days adhesion strength MPa | 0.45 | 0.44 | 0.42 | 0.40 | 0.51 |
| Compression strength, MPa | 2.74 | 2.67 | 2.63 | 2.64 | 2.60 |
Table 4: nickel alloy hole pattern thin plate performance test
| Test item | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Hardness number (HV) | 85 | 90 | 82 | 80 | 74 |
| Resistivity is Ω mm2/m. | 0.054 | 0.042 | 0.047 | 0.052 | 0.047 |
Butadiene rubber shielding coating provided by the present invention, uses polyurethane resin and styrene-acrylic emulsion as organic carrier.
Compared with traditional epoxy resin solvent based coating, which obtains more preferably shield effectiveness, blanc fixe, carbon black and nickel
Powder, is dispersed in overlapped in coating, to form close conductive network, electric conductivity is greatly improved.Additionally due to long-term
Electromagenetic wave radiation can damage coating organic binder matter, and coating cracks, and butadiene rubber can effectively improve coating
Toughness, increase coating life.Plastering mortar of the present invention is reached by superfine lead powder, iron powder, bismuthine powder, borax collective effect
Shielding action, effectively weaken radioactive radiation, and by shielding network, lead powder, bismuthine by being formed by steel fibre
Powder, borax are filled it, form equally distributed shielding solid space between component, improve shield effectiveness, nickel of the present invention
Alloying component makes nickel alloy hole pattern thin plate have good electric conductivity, and roughing+finish rolling+heat treatment process makes nickel alloy tissue
More uniform, there is not coarse phenomenon in crystal grain, and cellular structure meets shielding requirements, and the ventilative effect of the entirety for reaching wall
Fruit, thin plate hardness with higher increase wall overall mechanical strength.The present invention passes through nickel alloy hole pattern thin plate from the inside to the outside,
Coat of plaster, shielding coating, which cooperates with, has integrally all reached the slave low frequency for improving wall to high frequency shield effectiveness.
Claims (1)
1. a kind of manufacturing method for being electromagnetically shielded wallboard, electromagnetic shielding wallboard includes concrete prefabricated substrate, and one side is stained with
Nickel alloy hole pattern thin plate, nickel alloy hole pattern thin plate are plastering sand pulp layer outside, coat screen rubber coating outside plastering sand pulp layer,
Be electromagnetically shielded wallboard manufacturing method the following steps are included:
First, in accordance with parts by weight by 70-80 parts of polyurethane resin, 10-20 parts of styrene-acrylic emulsion, 20-25 parts of butadiene rubber, acetic acid second
60-100 parts of ester, 20-40 parts of dimethylbenzene be put into blender and be warming up to 35 DEG C and mixed, mixing speed 300-400rpm, mixing
After uniformly, after blanc fixe 10-15 parts of addition, 10-15 parts of white carbon black powder and 20-30 parts of nickel powder, it is cooled to 30 DEG C and keeps the temperature 20 points
Clock is then added dibutyl tin dilaurate 2-5 parts, and 2-4 parts and isocyanates 1-2 parts of dipropylene glycol methyl ether are uniformly mixing to obtain
Screen rubber paint,
Nickel alloy hole pattern thin plate includes following element mass percentage ingredient: Sn 5-8 ﹪, Zn 3-4 ﹪, Zr 0.8-1 ﹪,
Pb 0.5-0.6 ﹪, Ba 0.5-0.6 ﹪, Ag 0.3-0.4 ﹪, Ti 0.1-0.2 ﹪, Nb 0.1-0.2 ﹪, Mn 0.05-
Raw material is put into vacuum melting furnace by 0.06 ﹪, W 0.02-0.03 ﹪, surplus Ni according to the proportion, smelting temperature 1530-
1550 DEG C, after being completely melt, temperature is down to 1480-1490 DEG C, is kept for furnace temperature 15 minutes, is then poured, obtains ingot casting, with
Ingot casting is put into heat-treatment furnace afterwards and is heated to 1200-1250 DEG C, heat preservation is forged after 10-15 minutes, and upsetting pull is at least repeatedly
Twice, forging is kept the temperature 1-2 hours cooled to room temperatures by 1100-1120 DEG C of final forging temperature at 980-1000 DEG C later, it
Forging is heated to 1000-1050 DEG C of progress roughing again afterwards, roughing speed is 0.5-1 meter per second, finishing temperature 900-920
DEG C, roughing plate thickness 1.5-2.5mm, roughing plate keeps the temperature 30 minutes at 850-880 DEG C, carries out finish rolling, finish rolling to roughing plate later
At 820-840 DEG C, finishing speeds are 0.7-0.9 meter per second for start rolling temperature control, and finishing temperature is 710-720 DEG C, finish rolling plate thin and thick
0.5-1mm is spent, planished sheet is punched out using numerical control stamping hole pattern machine, it is the nickel alloy hole pattern of 5-10mm that obtaining, which has aperture,
Sheet billet, aperture 5-10mm as needed cut nickel alloy hole pattern sheet billet, and the nickel alloy hole pattern of well cutting is thin
Plate is heated to 750-800 DEG C, keeps the temperature 30-40 minutes, obtains final nickel alloy hole pattern thin plate, and nickel alloy hole pattern thin plate is used
Adhesive covers on concrete prefabricated substrate, and plastering mortar and water are stirred evenly, plastering mortar and water quality ratio are as follows: 1:
0.3-0.5 is coated on nickel alloy hole pattern thin plate and forms plastering sand pulp layer, configured screen rubber paint is sprayed on plastering sand
Screen rubber coating is formed in pulp layer, obtains electromagnetic shielding wallboard.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710166783.4A CN106930466B (en) | 2017-03-20 | 2017-03-20 | A kind of electromagnetic shielding wallboard and its manufacturing method |
| CN201811447001.5A CN109440958B (en) | 2017-03-20 | 2017-03-20 | Electromagnetic shielding wallboard |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710166783.4A CN106930466B (en) | 2017-03-20 | 2017-03-20 | A kind of electromagnetic shielding wallboard and its manufacturing method |
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| CN201811447001.5A Division CN109440958B (en) | 2017-03-20 | 2017-03-20 | Electromagnetic shielding wallboard |
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| CN106930466B true CN106930466B (en) | 2019-03-12 |
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| CN201710166783.4A Active CN106930466B (en) | 2017-03-20 | 2017-03-20 | A kind of electromagnetic shielding wallboard and its manufacturing method |
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| CN108756053B (en) * | 2018-06-22 | 2021-08-27 | 江苏东尚住宅工业有限公司 | Prefabricated slab with electromagnetic shielding layer and manufacturing method thereof |
| CN109618548B (en) * | 2018-09-29 | 2020-09-15 | 镇江华核装备有限公司 | Composite shielding material for special vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2198324Y (en) * | 1994-05-14 | 1995-05-24 | 吕新华 | Combined electromagnet wave isolation room |
| JP4356235B2 (en) * | 2000-12-07 | 2009-11-04 | 清水建設株式会社 | Electromagnetic shielding wall joint structure |
| CN100476013C (en) * | 2006-03-31 | 2009-04-08 | 江苏爱富希新型建材有限公司 | Method for machining electromagnetic shielding plate for construction |
| KR100679307B1 (en) * | 2006-06-23 | 2007-02-06 | 조용래 | Construcrion element having metal layer and manufacturing method of thereof |
| CN102584124A (en) * | 2012-02-21 | 2012-07-18 | 陕西理工学院 | Technology for preparing zeolite-containing inorganic insulation mortar |
| CN104674977A (en) * | 2013-11-27 | 2015-06-03 | 贵阳铝镁设计研究院有限公司 | Electromagnetic shielding wall and construction method thereof |
| CN203766151U (en) * | 2014-04-16 | 2014-08-13 | 浙江阿鲁特新型材料有限公司 | Electromagnetic-radiation-resisting aluminum-plastic panel |
| CN204920316U (en) * | 2015-07-02 | 2015-12-30 | ***通信集团设计院有限公司 | Computer lab with electromagnetic wave shielding structure |
| CN205637315U (en) * | 2016-03-29 | 2016-10-12 | 北新集团建材股份有限公司 | Composite sheet wall body of protecting against radiation |
| CN205642156U (en) * | 2016-05-13 | 2016-10-12 | 天诺光电材料股份有限公司 | Electromagnetic shield shelter wallboard |
| CN106045415A (en) * | 2016-05-30 | 2016-10-26 | 李青 | Anticorrosion concrete |
| CN205742722U (en) * | 2016-06-14 | 2016-11-30 | 江苏吉福新材料股份有限公司 | A kind of electromagnetic isolation density board |
| CN106380164B (en) * | 2016-11-17 | 2019-01-04 | 中国人民解放军总参谋部工程兵第四设计研究院 | Tempest concrete and the combined wall built up using it and its construction method |
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