CN110194637A - Fiber reinforcement plate and preparation method thereof - Google Patents
Fiber reinforcement plate and preparation method thereof Download PDFInfo
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- CN110194637A CN110194637A CN201910549569.6A CN201910549569A CN110194637A CN 110194637 A CN110194637 A CN 110194637A CN 201910549569 A CN201910549569 A CN 201910549569A CN 110194637 A CN110194637 A CN 110194637A
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- fiber reinforcement
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- reinforcement plate
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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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide cements
- C04B28/105—Magnesium oxide or magnesium carbonate cements
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Producing Shaped Articles From Materials (AREA)
Abstract
The invention discloses a kind of fiber reinforcement plates and preparation method thereof; the preparation method includes the following steps: that paper pulp is made in wood pulp cellulose and water mixed grinding by (1), then paper pulp is mixed with granulated blast-furnace ground-slag, magnesia powder, wollastonite, synthetic fibers, flyash, filler, sanding powder and water and forms slurry；(2) Adlerika is mixed with the slurry and forms total bed of material, total bed of material is processed to obtain the fiber reinforcement plate.Slurry adhesion caused by preparation method of the invention can prevent slurry and Adlerika to be swift in response.
Description
Technical field
The present invention relates to a kind of fiber reinforcement plates and preparation method thereof.
Background technique
Inorganic mineral class plate includes calcium silicate board, calcium silicate plate, cement plate, plasterboard, glass magnesium board etc., is architectural engineering
It is middle using more material.The production technology of inorganic mineral class plate frequently includes cementitious material and exciting agent, exciting agent excitation
The activity of cementitious material makes its abundant aquation, to improve the intensity of inorganic mineral class plate.
Currently, the production technology of glass magnesium board is mainly using paving slurry processes base.The production technology of calcium silicate board is mainly used and is copied
It follows the example of or slurry flowing process.It copies the calcium silicates grout followed the example of be in net cage dewatering and filtering on the wire side of cylinder wheel and forms bonding layer, glue
After conjunction on felt for no reason formed " the thin bed of material ", the thin bed of material be wrapped in after vacuum dehydration on the forming tube of operating formed it is wet
Base.Slurry flowing process calcium silicate board production technology replaces net cage with head box, is flowed pulpboard and is equably layered on shape on the woollen blanket of rotation
At the bed of material, simple process.Above-mentioned several techniques are all using " each component raw material comprising exciting agent are pre-mixed slurrying, so
The mode of base afterwards ", exciting agent and other components, which are swift in response, in slurry causes slurry to be easy to happen adhesion.
CN105418047A discloses a kind of processing method of fiber reinforced calcium silicate board, comprising the following steps: S1, matches
Material: it is weighed respectively by constituent quality proportioning: lime 14-17%, quartz sand 53-57%, cement 16-18%, SILICA FUME 3-
6%, wood fibre 5-7%, waterproofing agent of organosilicon 1-3%；S2, slurrying: it is beaten after adding water to mix component weighed in step S1
Slurry；S3, same size and bottom surface are made according to the size of fiberboard as the grinding tool of water penetration thin plate, and applies demoulding in mold
Agent；S4, the slurry is poured into embryo processed in grinding tool, expects contained humidity 25-28% in embryo, material embryo and waterproofing agent of organosilicon quality
Than for 1:0.1-0.4, in 0.5-1kg/cm2Pressure lower roll repoussage is flat, excludes moisture and is placed in pressure vessel, in saturated vapor
It presses, molding after being conserved 5-15 hours at 120-200 DEG C.Above patent document is using " full constituent raw material are mixed and made into slurry, so
Base afterwards ", exciting agent and other components, which are swift in response, in slurry causes slurry to be easy to happen adhesion.
CN105753428A discloses a kind of preparation method of magnesium oxysulfide concrete plate comprising following steps: (1) magnesium sulfate
The preparation of solution: starting prewired before using 2 days, in sedimentation basin by way of settling step by step, obtains the magnesium sulfate of top layer
Solution, it is spare；(2) ingredient stirs: automatic metering system is used, respectively by magnesia, Adlerika, coarse flour, thin wood powder
Be fitted into magnesia storage tank, coarse flour storage tank, thin wood powder storage tank, in Adlerika storage tank, modifying agent and enhancing are fine
Dimension is carried out by the way of Manual material feeding when feeding intake；(3) it rolls out and mats formation: above-mentioned raw materials are mated formation, under each
2 scraping articles are arranged in the lower section of hopper, and 3 layers of fiberglass gridding cloth are arranged as structural framework；(4) curing molding: using maintenance
Kiln carries out heat and moisture preserving maintenance to complete, and temperature setting is 25-28 DEG C in curing kilns, and humidity is set as 35-40%, curing time
It is 2-3 days；(5) it cuts sanding: magnesium sulfate water mud plate after molding is cut into standard size 3000mm*1200mm, sanding belt
Setting 3, handles using sanding, greatly improves the flatness on surface, while also facilitating subsequent deep processing.Above-mentioned patent
Document uses " full constituent raw material are mixed and made into slurry, then base ", and exciting agent is swift in response with other components in slurry leads
Slurry is caused to be easy to happen adhesion.
CN108863258A discloses a kind of preparation method of fire prevention calcium silicate board that high-temperature stability is good: by calcium hydroxide
Powder, silica flour, portland cement, aluminium hydroxide, sea bubble mud, wood pulp cellulose, wollastonite, mica, expanded perlite, expanded vermiculite
It is mixed after preparing by weight percentage, then adds water and stirs the concentration 15%-19% for making mixture, formed by stream slurry
With a thickness of the thin bed of material of 0.8mm~1.2mm, then by forming tube each thin bed of material is overlapped, is formed with a thickness of the whole of 9mm~25mm
Body slab；During stream of slurry slurry, the solution for the concentration that polyacrylamide and water are configured to 0.1% is mixed with slurry, is mentioned
The stream of high slurry starches drainage capacity, guarantees that stream slurry is molding and smoothly completes；Slab is after the saturated vapor hydro-thermal of 1MPa conserves 10h
The plate with intensity is formed, after plate drying and processing of cutting.Above patent document is using " exciting agent and part group
Divide raw material to be mixed and made into slurry, then add flocculant polyacrylamide, then base ", although added after preparing slurry again
Flocculant polyacrylamide, but flocculant polyacrylamide is used only for improving slurry return water system concentration, still can not
Solve " exciting agent and other components, which are swift in response, in slurry causes slurry to be easy to happen adhesion " this technical problem.
Summary of the invention
It, can be to prevent in view of this, it is an object of the present invention to provide a kind of preparation method of fiber reinforcement plate
Slurry adhesion caused by only slurry and exciting agent are swift in response.
The present invention adopts the following technical scheme that realization above-mentioned purpose.
On the one hand, the present invention provides a kind of preparation method of fiber reinforcement plate comprising following steps:
(1) wood pulp cellulose and water mixed grinding are made paper pulp, then by paper pulp and granulated blast-furnace ground-slag, magnesia powder, silicon
Lime stone, synthetic fibers, flyash, filler, sanding powder and water are mixed and form slurry；The synthetic fibers are selected from glass fibers
One of dimension, polypropylene fiber and vinal are a variety of；The filler produces in fiber reinforcement plate production process
Raw waste material and/or waste；
(2) it will be mixed as the Adlerika of exciting agent with the slurry and form total bed of material, total bed of material is through adding
Work obtains the fiber reinforcement plate.
Preparation method according to the present invention, it is preferable that the fiber reinforcement plate based on 100 parts by weight, the slurry include:
Preparation method according to the present invention, it is preferable that the fiber reinforcement plate based on 100 parts by weight, the slurry include:
Preparation method according to the present invention, it is preferable that the fiber reinforcement plate based on 100 parts by weight, the slurry include:
Preparation method according to the present invention, it is preferable that in step (2), the fiber reinforcement plate based on 100 parts by weight, sulphur
Sour magnesium solution is 5~30 parts by weight；The concentration of the exciting agent Adlerika is 15~25wt%.
Preparation method according to the present invention, it is preferable that in step (2), the fiber reinforcement plate based on 100 parts by weight, sulphur
Sour magnesium solution is 10~25 parts by weight.
Preparation method according to the present invention, it is preferable that further include being copied to take by slurry to be formed on felt in step (1)
The step of pulp layer.
Preparation method according to the present invention, it is preferable that in step (2), Adlerika is mixed with the pulp layer and
Total bed of material is formed, total bed of material is processed to obtain the fiber reinforcement plate.
Preparation method according to the present invention, it is preferable that in step (2), Adlerika is passed through into spraying method or showering
Mode is added on the pulp layer, and Adlerika is made to mix with the pulp layer and form total bed of material, total bed of material warp
Processing obtains the fiber reinforcement plate.
On the other hand, the present invention provides the fiber reinforcement plate that above-mentioned preparation method obtains.
Slurry is made after mixing constituent part raw material in the present invention, then mixes slurry with exciting agent and carries out making sheet,
Slurry adhesion caused by slurry and exciting agent can be prevented to be swift in response.
Specific embodiment
The present invention is further illustrated combined with specific embodiments below, but protection scope of the present invention is not limited to
This.
<preparation method>
The preparation method of fiber reinforcement plate of the invention the following steps are included: (1) slurry formation；(2) the total bed of material
It is formed；(3) formation of fiber reinforcement plate.
In step (1), wood pulp cellulose is mixed with water first and prepares paper pulp, then by paper pulp and granulated blast-furnace ground-slag,
Magnesia powder, wollastonite, synthetic fibers, flyash, filler, sanding powder and water are mixed and form slurry.Synthetic fibers choosing
From one of glass fibre, polypropylene fiber and vinal or a variety of, preferably vinal.The filler choosing
The waste material and/or waste generated from fiber reinforcement plate production process preferably produces in fiber reinforcement plate production process
Raw waste.Granulated blast-furnace ground-slag, magnesia powder, wood pulp cellulose, wollastonite, flyash, sanding powder can choose ability
Conventional raw material in domain.Preferably, step (1), which further includes the steps that being copied in slurry, takes the formation pulp layer on felt.It is above-mentioned
Each component does not contain exciting agent, leads to that slurry adhesion will not occur in slurry forming process.
In step (1), the fiber reinforcement plate based on 100 parts by weight, granulated blast-furnace ground-slag can be 10~35 weight
Part, preferably 15~30 parts by weight, more preferably 17~25 parts by weight.
In step (1), the fiber reinforcement plate based on 100 parts by weight, magnesia powder can be 25~50 parts by weight, excellent
It is selected as 30~45 parts by weight, more preferably 38~42 parts by weight.
In step (1), the fiber reinforcement plate based on 100 parts by weight, wood pulp cellulose can be 2~8 parts by weight, preferably
For 3~7 parts by weight, more preferably 4~6 parts by weight.
In step (1), the fiber reinforcement plate based on 100 parts by weight, wollastonite can be 0.1~5 parts by weight, preferably
For 0.2~3 parts by weight, more preferably 0.5~2 parts by weight.
In step (1), the fiber reinforcement plate based on 100 parts by weight, synthetic fibers can be 0.1~3 parts by weight, excellent
It is selected as 0.2~2 parts by weight, more preferably 0.5~1.8 parts by weight.
In step (1), the fiber reinforcement plate based on 100 parts by weight, flyash can be 1~10 parts by weight, preferably
For 2~8 parts by weight, more preferably 3~6 parts by weight.
In step (1), the fiber reinforcement plate based on 100 parts by weight, filler can be 1~10 parts by weight, preferably 2
~8 parts by weight, more preferably 3~6 parts by weight.
In step (1), the fiber reinforcement plate based on 100 parts by weight, sanding powder can be 1~15 parts by weight, preferably
For 2~12 parts by weight, more preferably 3~8 parts by weight.
It is a discovery of the invention that each component of said ratio advantageously forms the slurry of adequate adhesion, in slurry and swash
Slurry adhesion will not occur in hair agent mixed process.
In step (1), the fiber reinforcement plate based on 100 parts by weight, the slurry may include:
In step (1), it is preferable that the fiber reinforcement plate based on 100 parts by weight, the slurry include:
In step (1), it is highly preferred that the fiber reinforcement plate based on 100 parts by weight, the slurry include:
In step (2), Adlerika is mixed with the slurry and forms total bed of material.Adlerika of the invention
For aqueous solution.Preferably, Adlerika is added in the slurry, mixes Adlerika with the slurry and is formed
Total bed of material.It is highly preferred that first slurry is through copying the pulp layer for taking and being formed on felt, then by Adlerika and the pulp layer
It mixes and forms total bed of material.The concentration of Adlerika can be 15~25wt%, preferably 18~23wt%, more preferably 20
~21wt%.Fiber reinforcement plate based on 100 parts by weight, Adlerika can be 5~30 parts by weight, preferably 10~25
Parts by weight, more preferably 15~20 parts by weight.Adlerika can excite the hydraulicity of slurry as exciting agent, accelerate slurry
The hydration reaction of material further increases the intensity of fiber reinforcement plate.The addition manner of Adlerika is preferably showering or spray
It applies.The addition manner of showering or spraying is beneficial to prevent slurry adhesion caused by exciting agent is swift in response with slurry or pulp layer.
In step (3), total bed of material is processed to obtain fiber reinforcement plate.Preferably, total bed of material forms slab, slab shape
At the plate with intensity, that is, fiber reinforcement plate.Fiber reinforcement plate of the invention is fiber reinforcement inorganic mineral class plate.
Total bed of material preferably passes through molding equipment and forms slab.Slab preferably forms the plate with intensity after the maintenance of saturated vapor hydro-thermal
Material.Molding equipment can be the molding equipment of this field routine, preferably forming tube.The thickness of slab can be 4~25mm, excellent
It is selected as 6~20mm, more preferably 8~12mm.
According to certain embodiments of the present invention, preparation method of the invention includes the steps that following specific:
(1) first be mixed with wood pulp cellulose and water to obtain paper pulp, by synthetic fibers, sanding powder, wollastonite, flyash with
Water, which is pre-mixed, obtains pre-composition, then by pre-composition and granulated blast-furnace ground-slag, magnesia powder, filler, paper pulp and water into
Row mixes and forms slurry, and slurry is copied to take forms pulp layer on felt；
(2) Adlerika is added on pulp layer by way of spraying, mixes Adlerika with pulp layer
It reacts, forms total bed of material；
(3) total bed of material forms slab by molding equipment, and slab is formed after the maintenance of saturated vapor hydro-thermal has intensity
Plate, that is, fiber reinforcement plate.
Other embodiment according to the present invention, preparation method of the invention include the steps that following specific:
(1) first wood pulp cellulose is mixed with water and prepares paper pulp, then by paper pulp and granulated blast-furnace ground-slag, magnesia powder,
Wollastonite, synthetic fibers, flyash, filler, sanding powder and water are mixed and form slurry, and slurry, which is copied, takes the shape on felt
At pulp layer；
(2) Adlerika is added on pulp layer by way of spraying, mixes Adlerika with pulp layer
It reacts, forms total bed of material；
(3) total bed of material forms slab by molding equipment, and slab forms the plate with intensity after saturated vapor conserves
That is fiber reinforcement plate.
Some other embodiments according to the present invention, preparation method of the invention include the steps that following specific:
(1) first wood pulp cellulose is mixed with water and prepares paper pulp, then by paper pulp and granulated blast-furnace ground-slag, magnesia powder,
Wollastonite, synthetic fibers, flyash, filler, sanding powder and water are mixed and form slurry, and slurry, which is copied, takes the shape on felt
At pulp layer；
(2) Adlerika is added on pulp layer by way of showering, mixes Adlerika with pulp layer
It reacts, forms total bed of material；
(3) total bed of material forms slab by molding equipment, and slab is formed after the maintenance of saturated vapor hydro-thermal has intensity
Plate, that is, fiber reinforcement plate.
<fiber reinforcement plate>
The fiber reinforcement plate obtained using above-mentioned preparation method, due to being mixed using by the various ingredients for not including exciting agent
Slurry is made after conjunction, slurry is mixed with exciting agent then and carries out making sheet, it is therefore prevented that caused by slurry is swift in response with exciting agent
Slurry adhesion, to be conducive to improve the intensity of fiber reinforcement plate.The component that fiber reinforcement plate includes is as previously mentioned, no longer
It repeats.
" part " in following embodiment and comparative example indicates parts by weight, unless specifically stated otherwise.
The performance of the plate of the fiber reinforcement plate and comparative example of following embodiment is all made of " JC/T 564.1-2018 fibre
Dimension enhancing calcium silicate board part 1: asbestos-free calcium silicate board " and " GBT 7019-2014 Test methods for fiber cement products "
It is measured.
Part material is described as follows in following embodiment and comparative example:
The concentration of Adlerika is 20wt%；
Synthetic fibers are vinal；
The filler of Examples 1 to 4 is the waste generated in fiber reinforcement plate production process；
The filler of comparative example 1~3 is the waste generated in production process of plate.
Examples 1 to 3
Fiber reinforcement plate, including raw material as shown in Table 1.
The raw material of 1 fiber reinforcement plate of table
The preparation method of fiber reinforcement plate, comprising the following steps:
(1) according to the quality of raw material shown in table 1, wood pulp cellulose is mixed with 60kg water first and prepares paper pulp, then will
Paper pulp and granulated blast-furnace ground-slag, magnesia powder, wollastonite, synthetic fibers, flyash, filler, sanding powder and 1500kg water carry out
It mixes and forms slurry, there is no slurry adhesion phenomena in above-mentioned mixed process；Slurry is copied to take forms slurry on felt
Layer；
(2) Adlerika is added on pulp layer by way of spraying according to quality shown in table 1, makes magnesium sulfate
Solution is mixed with pulp layer and is reacted, and forms total bed of material；Also there is no slurries in Adlerika and total bed of material mixed process
Expect adhesion；
(3) total bed of material forms slab by forming tube, and slab forms the plate with intensity i.e. after saturated vapor conserves
Fiber reinforcement plate.The performance parameter of fiber reinforcement plate is shown in Table 3.
Embodiment 4
Other than " addition manner of Adlerika is changed to showering by spraying ", remaining condition is same as Example 1.
Comparative example 1~3
Plate, including raw material as shown in Table 2.
The raw material of 2 plate of table
| Raw material/kg | Comparative example 1 | Comparative example 2 | Comparative example 3 |
| Granulated blast-furnace ground-slag | 18 | 20 | 20 |
| Magnesia powder | 42 | 42 | 45 |
| Wood pulp cellulose | 3 | 4 | 5 |
| Wollastonite | 1 | 1 | 0.5 |
| Synthetic fibers | 2 | 1 | 0.5 |
| Flyash | 5 | 4 | 3 |
| Filler | 5 | 5 | 6 |
| Sanding powder | 4 | 5 | 5 |
| Adlerika | 20 | 18 | 15 |
The preparation method of plate, comprising the following steps:
(1) according to the quality of raw material shown in table 2, wood pulp cellulose is mixed with 60kg water first and prepares paper pulp, then by paper
Slurry with granulated blast-furnace ground-slag, magnesia powder, wollastonite, synthetic fibers, flyash, filler, sanding powder, Adlerika and
1500kg water is mixed and forms slurry, and Adlerika is swift in response with other components and causes to starch in above-mentioned mixed process
Expect adhesion, slurry is copied to take forms pulp layer on felt；
(2) pulp layer forms slab by forming tube, and slab forms plate after saturated vapor conserves.The performance of plate is joined
It is shown in Table 3.
The performance of 3 product of table
| Number | Apparent density kg/m3 | Hygroscopic deformation rate/% | Dry state bending strength/MPa |
| Embodiment 1 | 1.40 | 21 | 12 |
| Embodiment 2 | 1.42 | 22 | 11 |
| Embodiment 3 | 1.38 | 21 | 14 |
| Embodiment 4 | 1.41 | 20 | 14 |
| Comparative example 1 | 1.32 | 26 | 8 |
| Comparative example 2 | 1.25 | 28 | 8 |
| Comparative example 3 | 1.30 | 27 | 9 |
Present invention is not limited to the embodiments described above, without departing from the essence of the present invention, this field skill
Any deformation, improvement, the replacement that art personnel are contemplated that each fall within the scope of the present invention.
Claims (10)
1. a kind of preparation method of fiber reinforcement plate, which comprises the steps of:
(1) wood pulp cellulose and water mixed grinding are made paper pulp, then by paper pulp and granulated blast-furnace ground-slag, magnesia powder, wollastonite,
Synthetic fibers, flyash, filler, sanding powder and water are mixed and form slurry；The synthetic fibers are selected from glass fibre, third
One of synthetic fibre fiber and vinal are a variety of；The filler generates useless in fiber reinforcement plate production process
Material and/or waste；
(2) it will be mixed as the Adlerika of exciting agent with the slurry and form total bed of material, total bed of material is processed to be obtained
To the fiber reinforcement plate.
2. preparation method according to claim 1, which is characterized in that the fiber reinforcement plate based on 100 parts by weight, it is described
Slurry includes:
3. preparation method according to claim 2, which is characterized in that the fiber reinforcement plate based on 100 parts by weight, it is described
Slurry includes:
4. preparation method according to claim 3, which is characterized in that the fiber reinforcement plate based on 100 parts by weight, it is described
Slurry includes:
5. preparation method according to any one of claims 1 to 4, which is characterized in that in step (2), be based on 100 parts by weight
Fiber reinforcement plate, Adlerika be 5~30 parts by weight；The concentration of the Adlerika is 15~25wt%.
6. preparation method according to claim 5, which is characterized in that in step (2), the fiber based on 100 parts by weight increases
Strong plate, Adlerika are 10~25 parts by weight.
7. preparation method according to claim 1, which is characterized in that further include taking slurry in hair through copying in step (1)
The step of pulp layer is formed on cloth.
8. preparation method according to claim 7, which is characterized in that in step (2), by the Adlerika with it is described
Pulp layer mixes and forms total bed of material, and total bed of material is processed to obtain the fiber reinforcement plate.
9. preparation method according to claim 7 or 8, which is characterized in that in step (2), Adlerika is passed through spray
Painting mode or showering mode are added on the pulp layer, and Adlerika is made to mix with the pulp layer and form total bed of material,
Total bed of material is processed to obtain the fiber reinforcement plate.
10. the fiber reinforcement plate that described in any item preparation methods obtain according to claim 1~9.
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| CN107573006A (en) * | 2017-09-07 | 2018-01-12 | 江苏蓝圈新材料股份有限公司 | A kind of fiber reinforcement magnesium oxysulfide red mud plate and preparation method |
| CN108863258A (en) * | 2018-07-26 | 2018-11-23 | 金强（福建）建材科技股份有限公司 | A kind of fire prevention calcium silicate board and preparation method thereof that high-temperature stability is good |
| KR101962249B1 (en) * | 2018-10-30 | 2019-03-26 | 주식회사 한강이앤씨 | Eco-friendly sulfate-resisting mortar composition for repairing the surface of concrete structures and construction method using the same |
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2019
- 2019-06-24 CN CN201910549569.6A patent/CN110194637B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003054A (en) * | 2009-09-02 | 2011-04-06 | 斯富迈材料科技(上海)有限公司 | Electromagnetic shielding decorative plate and manufacturing method thereof |
| CN102888900A (en) * | 2012-09-11 | 2013-01-23 | 宿州市皖安新型环保建材有限公司 | Light heat preservation silicon and calcium compound plate |
| CN107573006A (en) * | 2017-09-07 | 2018-01-12 | 江苏蓝圈新材料股份有限公司 | A kind of fiber reinforcement magnesium oxysulfide red mud plate and preparation method |
| CN108863258A (en) * | 2018-07-26 | 2018-11-23 | 金强（福建）建材科技股份有限公司 | A kind of fire prevention calcium silicate board and preparation method thereof that high-temperature stability is good |
| KR101962249B1 (en) * | 2018-10-30 | 2019-03-26 | 주식회사 한강이앤씨 | Eco-friendly sulfate-resisting mortar composition for repairing the surface of concrete structures and construction method using the same |
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| CN110194637B (en) | 2021-07-13 |
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