CN111535535A - Fireproof wallboard and preparation method thereof - Google Patents
Fireproof wallboard and preparation method thereof Download PDFInfo
- Publication number
- CN111535535A CN111535535A CN202010377203.8A CN202010377203A CN111535535A CN 111535535 A CN111535535 A CN 111535535A CN 202010377203 A CN202010377203 A CN 202010377203A CN 111535535 A CN111535535 A CN 111535535A
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- Prior art keywords
- cement
- cement fiberboard
- layer
- wallboard
- fireproof
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0875—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements having a basic insulating layer and at least one covering layer
-
- 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
- C04B28/04—Portland cements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Architecture (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Finishing Walls (AREA)
- Panels For Use In Building Construction (AREA)
Abstract
The fireproof wallboard comprises a decorative layer, a cement fiberboard and a balance layer, wherein the upper surface of the cement fiberboard is provided with a device layer, and the lower surface of the cement fiberboard is provided with the balance layer. The cement cellulose board prepared by the novel technical product which is prepared by adopting imported raw wood pulp fibers, silicate cement, fine quartz sand, additives, water and other substances and carrying out special technical treatment of precise batching, paving and forming, hydraulic press compaction and high-temperature high-pressure autoclaved curing has excellent high-temperature resistance, waterproof and fireproof performance, and the cement cellulose board with excellent performances of waterproof, sound insulation and heat insulation, which is prepared by the invention, is directly attached to the impregnated paper decorative layer and the impregnated balance layer by using special single-component polyurethane adhesive, so that the obtained fireproof floor is not easy to deform, has excellent fireproof, waterproof, sound insulation and heat insulation performances, and the cost of the fireproof wallboard prepared by the invention is lower than that of a fireproof board, thereby being convenient for wide popularization and use of the fireproof wallboard prepared by the invention.
Description
Technical Field
The invention belongs to the field of wallboards, and particularly relates to a fireproof wallboard and a preparation method thereof.
Background
In recent years, the interior decoration, especially the tool market, has more and more paid attention to the fire-proof performance index in the selection of the wall board, while the traditional wall board is mainly made of wood and plastic products, and the fire-proof performance of the products can not reach the fire-proof index required by the wall surface material of the public place. The stone material which can meet the index has the defects of heavy weight and complex installation as the wallboard material.
Therefore, a novel wallboard material, namely the ice-fire board, which takes inorganic materials as base materials and paper as a veneer is produced. The ice and fire plate on the market is finished by HPL material, which increases the cost of the material. With the continuous improvement of the requirements of people on the practicability and the cost performance of the wallboard, the invention of the fireproof wallboard material which has the excellent performance of the ice-fire board and has higher cost performance is particularly important.
Disclosure of Invention
The invention provides a fireproof wallboard, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
the utility model provides a fire wall board, includes decorative layer, cement fiberboard and balanced layer, the upper surface of cement fiberboard set up the device layer, the lower surface of cement fiberboard set up balanced layer.
The fireproof wallboard is characterized in that the thickness of the decorative layer is 0.2-0.3 mm.
The fireproof wallboard is characterized in that the thickness of the cement fiber board is 6-12 mm.
The fireproof wallboard is characterized in that the thickness of the balance layer is 0.2-0.3 mm.
According to the fireproof wallboard, the decorative layer and the balance layer are both of paper structures.
According to the fireproof wallboard, the decorative layer and the balance layer are both of paper structures.
The preparation formula of the cement fiberboard comprises the following materials in percentage by weight: 8% of wood pulp fiber, 60% of Portland cement, 7% of quartz sand and 25% of water.
The preparation method of the cement fiber board comprises the following steps:
the method comprises the following steps: weighing wood pulp fiber, portland cement, quartz sand and water according to the weight ratio;
step two: adding wood pulp fiber and water into a stirring tank, and uniformly stirring;
step three: adding portland cement and quartz sand into the stirring tank for preliminary stirring, and then sending into a scattering machine for scattering uniformly;
step four: slowly scattering the scattered and uniform mixed materials on a base plate in a forming frame for paving, adding a layer of plastic film on each of the upper and lower parts for facilitating demoulding, and putting a thickness gauge after the film paving is finished;
step five: sending the paved mixed material into a cold press, pressurizing to the maximum pressure, pressing the mixed material into the thickness of the thickness gauge at a constant speed, and stopping pressurizing to obtain a primary cement fiberboard;
step six: and (5) performing autoclaved curing on the initial cement fiberboard obtained in the step five at high temperature and high pressure for 48 hours, and after pressure relief, standing at room temperature for 28 days to obtain a finished cement fiberboard.
A fire rated wall panel as described above, said cold press having a maximum pressure of 14000 t.
A preparation method of a fireproof wallboard comprises the following steps:
the method comprises the following steps: putting the paper decorative layer and the balance layer into melamine resin for dipping treatment;
step two: drying the impregnated paper decorative layer and balance layer for later use;
step three: the upper surface and the lower surface of the cement fiberboard are subjected to surface treatment, so that the bonding strength of the upper surface and the lower surface of the cement fiberboard is improved;
step four: uniformly coating single-component polyurethane adhesives on the upper surface and the lower surface of the cement fiberboard, bonding the paper decorative layer with the upper surface of the cement fiberboard, and bonding the paper balance layer with the lower surface of the cement fiberboard;
step five: conveying the cement fiberboard bonded with the paper decorative layer and the balance layer into a hot press, and pressing for 180s at the temperature of 190 ℃ and under the pressure of 8 Mpa; then heating to 210 ℃, pressing for 180s under the pressure of 10Mpa, and cooling to room temperature.
In the preparation method of the fireproof wallboard, the surface treatment in the step three is surface penetrating agent treatment or corona treatment.
According to the preparation method of the fireproof wallboard, the surface penetrating agent is fatty alcohol-polyoxyethylene ether.
The invention has the advantages that: the invention adopts imported raw wood pulp fiber, Portland cement, fine quartz sand, additive, water and other substances, and the cement cellulose board prepared by the novel technical product is processed by special technologies of computer accurate batching, paving and forming, 14000 ton hydraulic press compaction and high-temperature high-pressure autoclaved curing, has excellent high-temperature resistance, water resistance and fire resistance, has no asbestos, achieves the A1-level fire resistance, the cement cellulose board with excellent performances of water resistance, sound insulation and heat preservation, which is prepared by the invention, utilizes special single-component polyurethane glue to directly attach the impregnated paper decorative layer and the balance layer, so that the obtained fireproof floor is not easy to deform, has excellent performances of fire resistance, water resistance, sound insulation and heat preservation, and the cost of the fireproof wallboard prepared by the invention is lower than that of a fire-freezing plate, so that the fireproof wallboard prepared by the invention is convenient to widely popularize and use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the present invention.
Reference numerals: 1. a decorative layer; 2. a cement fiberboard; 3. and (4) a balancing layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Preparation of Cement fiberboard
The method comprises the following steps: weighing 8Kg of wood pulp fiber, 60Kg of Portland cement, 7Kg of quartz sand, 24Kg of water and 1Kg of additive;
step two: adding wood pulp fiber and water into a stirring tank, and uniformly stirring;
step three: adding portland cement, quartz sand and an additive into the stirring tank for primary stirring, and then sending into a scattering machine for scattering uniformly;
step four: slowly scattering the scattered and uniformly mixed materials on a backing plate in a forming frame with the specification of 2440mm multiplied by 1220mm for paving, adding a layer of plastic film on the upper part and the lower part respectively, and putting a thickness gauge with the thickness of 12mm after the paving is finished;
step five: sending the paved mixed material into a cold press, pressurizing to the maximum pressure, pressing the mixed material into the thickness of the thickness gauge at a constant speed, and stopping pressurizing to obtain a primary cement fiberboard;
step six: and (5) performing autoclaved curing on the initial cement fiberboard obtained in the step five at high temperature and high pressure for 48 hours, and after pressure relief, standing at room temperature for 28 days to obtain a finished cement fiberboard.
Preparation method of fireproof wallboard
The method comprises the following steps: putting the paper decorative layer and the balance layer into melamine resin for dipping treatment;
step two: drying the impregnated paper decorative layer and balance layer for later use;
step three: the upper surface and the lower surface of the cement fiberboard are subjected to surface treatment by using fatty alcohol-polyoxyethylene ether, so that the bonding strength of the upper surface and the lower surface of the cement fiberboard is improved;
step four: uniformly coating single-component polyurethane adhesives on the upper surface and the lower surface of the cement fiberboard, bonding the paper decorative layer with the upper surface of the cement fiberboard, and bonding the paper balance layer with the lower surface of the cement fiberboard;
step five: conveying the cement fiberboard bonded with the paper decorative layer and the balance layer into a hot press, and pressing the cement fiberboard at the temperature of 2130 ℃ and under the pressure of 8Mpa for 180 s; then heating to 3170 deg.C, pressing under 10Mpa for 180s, and cooling to room temperature.
The performance of the fire wall board prepared in example 1 is compared with the existing ice and fire board, and the results are shown in table one:
| performance of | Example 1 | Ice-fire board |
| Fire rating | National fire standard class A1 | National fire standard class A1 |
| Wet swell ratio | 0.14％ | 0.28％ |
| Flexural strength | 23Mpa | 22Mpa |
| Water impermeability | No wet mark on the surface after 24 hours | No wet mark on the surface after 24 hours |
| Freezing resistance | No cracking and no delamination after 25 times of freeze thawing | No cracking and no delamination after 25 times of freeze thawing |
Watch 1
As can be seen from the data in Table I, the product performance of the ice-fire board produced by the invention is not inferior to that of the ice-fire board on the market, and the preparation cost of the ice-fire board is 43 yuan/m2The preparation cost of the invention is only 21 yuan/m2Therefore, the product of the invention can effectively reduce the cost while ensuring the fireproof performance, thereby being capable of popularizing the fireproof wallboard more widely.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A fire-retardant wallboard which characterized in that: including decorative layer, cement fiberboard and balanced layer, the upper surface of cement fiberboard set up the device layer, the lower surface of cement fiberboard set up balanced layer.
2. A fire rated wallboard in accordance with claim 1, wherein:
the thickness of the decorative layer is 0.2-0.3 mm;
the thickness of the cement fiberboard is 6-12 mm;
the thickness of the balance layer is 0.2-0.3 mm.
3. A fire rated wallboard in accordance with claim 1, wherein: the decorative layer and the balance layer are both paper structures.
4. A fire rated wallboard in accordance with claim 1, wherein: the preparation formula of the cement fiberboard comprises the following substances in percentage by weight: 8% of wood pulp fiber, 60% of Portland cement, 7% of quartz sand and 25% of water.
5. A fire rated wall panel in accordance with claim 4, wherein: the preparation method of the cement fiberboard comprises the following steps:
the method comprises the following steps: weighing wood pulp fiber, portland cement, quartz sand and water according to the weight ratio;
step two: adding wood pulp fiber and water into a stirring tank, and uniformly stirring;
step three: adding portland cement and quartz sand into the stirring tank for preliminary stirring, and then sending into a scattering machine for scattering uniformly;
step four: slowly scattering the scattered and uniform mixed materials on a base plate in a forming frame for paving, adding a layer of plastic film on each of the upper and lower parts for facilitating demoulding, and putting a thickness gauge after the film paving is finished;
step five: sending the paved mixed material into a cold press, pressurizing to the maximum pressure, pressing the mixed material into the thickness of the thickness gauge at a constant speed, and stopping pressurizing to obtain a primary cement fiberboard;
step six: and (5) performing autoclaved curing on the initial cement fiberboard obtained in the step five at high temperature and high pressure for 48 hours, and after pressure relief, standing at room temperature for 28 days to obtain a finished cement fiberboard.
6. A fire rated wall panel in accordance with claim 5, wherein: the maximum pressure of the cold press is 14000 t.
7. A preparation method of a fireproof wallboard is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: putting the paper decorative layer and the balance layer into melamine resin for dipping treatment;
step two: drying the impregnated paper decorative layer and balance layer for later use;
step three: the upper surface and the lower surface of the cement fiberboard are subjected to surface treatment, so that the bonding strength of the upper surface and the lower surface of the cement fiberboard is improved;
step four: uniformly coating single-component polyurethane adhesives on the upper surface and the lower surface of the cement fiberboard, bonding the paper decorative layer with the upper surface of the cement fiberboard, and bonding the paper balance layer with the lower surface of the cement fiberboard;
step five: conveying the cement fiberboard bonded with the paper decorative layer and the balance layer into a hot press, and pressing for 180s at the temperature of 190 ℃ and under the pressure of 8 Mpa; then heating to 210 ℃, pressing for 180s under the pressure of 10Mpa, and cooling to room temperature.
8. A method of making a fire rated wallboard in accordance with claim 8, wherein: and the surface treatment in the third step is surface penetrating agent treatment or corona treatment.
9. A method of making a fire rated wallboard in accordance with claim 9, wherein: the surface penetrating agent is fatty alcohol-polyoxyethylene ether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010377203.8A CN111535535A (en) | 2020-05-07 | 2020-05-07 | Fireproof wallboard and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010377203.8A CN111535535A (en) | 2020-05-07 | 2020-05-07 | Fireproof wallboard and preparation method thereof |
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| CN111535535A true CN111535535A (en) | 2020-08-14 |
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| CN202010377203.8A Pending CN111535535A (en) | 2020-05-07 | 2020-05-07 | Fireproof wallboard and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474892A (en) * | 2020-10-27 | 2022-05-13 | 福建省德锐新材有限公司 | Preparation method of A-level fireproof decorative wallboard |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02116683A (en) * | 1988-10-26 | 1990-05-01 | Matsushita Electric Works Ltd | Production of fiber cement board |
| CN101898881A (en) * | 2009-05-29 | 2010-12-01 | 韦尔豪泽Nr公司 | The fiber cement board that contains modified fibre |
| CN201972343U (en) * | 2011-03-03 | 2011-09-14 | 上海衡峰氟碳材料有限公司 | Composite decorative sheet for building |
| CN102963109A (en) * | 2012-09-12 | 2013-03-13 | 浙江帝龙新材料股份有限公司 | Manufacturing process of ice and flame resistant plate |
| CN202850417U (en) * | 2012-09-12 | 2013-04-03 | 浙江帝龙新材料股份有限公司 | Waterproof and fireproof plate |
| CN105481302A (en) * | 2015-10-28 | 2016-04-13 | 浙江汉德邦建材有限公司 | Waterproof fiber cement board and preparation method thereof |
| CN109678415A (en) * | 2018-11-07 | 2019-04-26 | 吐鲁番恒通赛木新型建材有限公司 | A kind of production method of cement fibrolite plate |
| CN110700512A (en) * | 2019-09-30 | 2020-01-17 | 山东宜居新材料科技有限公司 | Novel waterproof floor and preparation process |
-
2020
- 2020-05-07 CN CN202010377203.8A patent/CN111535535A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02116683A (en) * | 1988-10-26 | 1990-05-01 | Matsushita Electric Works Ltd | Production of fiber cement board |
| CN101898881A (en) * | 2009-05-29 | 2010-12-01 | 韦尔豪泽Nr公司 | The fiber cement board that contains modified fibre |
| CN201972343U (en) * | 2011-03-03 | 2011-09-14 | 上海衡峰氟碳材料有限公司 | Composite decorative sheet for building |
| CN102963109A (en) * | 2012-09-12 | 2013-03-13 | 浙江帝龙新材料股份有限公司 | Manufacturing process of ice and flame resistant plate |
| CN202850417U (en) * | 2012-09-12 | 2013-04-03 | 浙江帝龙新材料股份有限公司 | Waterproof and fireproof plate |
| CN105481302A (en) * | 2015-10-28 | 2016-04-13 | 浙江汉德邦建材有限公司 | Waterproof fiber cement board and preparation method thereof |
| CN109678415A (en) * | 2018-11-07 | 2019-04-26 | 吐鲁番恒通赛木新型建材有限公司 | A kind of production method of cement fibrolite plate |
| CN110700512A (en) * | 2019-09-30 | 2020-01-17 | 山东宜居新材料科技有限公司 | Novel waterproof floor and preparation process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474892A (en) * | 2020-10-27 | 2022-05-13 | 福建省德锐新材有限公司 | Preparation method of A-level fireproof decorative wallboard |
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Application publication date: 20200814 |
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