CN110950625A - Preparation and application of novel expandable fireproof plugging material - Google Patents
Preparation and application of novel expandable fireproof plugging material Download PDFInfo
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- CN110950625A CN110950625A CN201911254421.6A CN201911254421A CN110950625A CN 110950625 A CN110950625 A CN 110950625A CN 201911254421 A CN201911254421 A CN 201911254421A CN 110950625 A CN110950625 A CN 110950625A
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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
- C04B28/34—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 cold phosphate binders
- C04B28/344—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 cold phosphate binders the phosphate binder being present in the starting composition solely as one or more phosphates
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
- C04B2111/00551—Refractory coatings, e.g. for tamping
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00663—Uses not provided for elsewhere in C04B2111/00 as filling material for cavities or the like
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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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
- 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
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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)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a novel expandable fireproof plugging material, a preparation method and application thereof, wherein the novel expandable fireproof plugging material comprises the following components in parts by weight: 100 parts of fireproof inorganic filler, 50 parts of foam material, 40 parts of high-alumina type aluminum silicate fiber cotton, 40 parts of fireproof adhesive, 20 parts of titanium dioxide, 20 parts of anti-aging agent, 10 parts of diluent, 10 parts of calcium stearate and 70 parts of intumescent flame retardant. The prepared fireproof plugging material has remarkable fireproof and heat insulation effects, can reach the A3 level in GB23864-2009 fireproof plugging material, has excellent physical and chemical properties and excellent weather resistance; the fire-resistant wall can adapt to various holes, openings, gaps and the like in practical application, is convenient to construct, overhaul and replace, and can effectively prevent flame and smoke in a fire scene from diffusing and spreading through the holes and the gaps of the wall body.
Description
Technical Field
The invention belongs to the technical field of fireproof plugging materials and preparation thereof, and particularly relates to an expansion type fireproof plugging material suitable for plugging cavities of a building penetrating structure, gaps among building components or gaps among fireproof separation components and other components, and cavities of a plastic pipeline penetrating through wall surfaces, floor boards and the like, and a preparation method and application thereof.
Technical Field
The fireproof plug is used for plugging various penetrations, such as various openings formed when cables, air pipes, oil pipes, air pipes and the like pass through the wall (warehouse) wall and the floor (deck) plate and the fireproof separation of a cable bridge so as to prevent fire from spreading through the openings and gaps, has an excellent fireproof function and is convenient to replace. In the fireproof plugging technology, the most important is the selection of fireproof plugging materials, in 1970-1985, developed countries abroad use sandbags for plugging, and in 1985, the developed countries change the sandbags into carborundum sand, and the fireproof plugging materials are also used domestically. Because the material has high specific gravity and high load, the material is easy to collapse when meeting fire. In 1987, China adopts a new material, namely a casting type fireproof plugging material, and has the advantages of smooth and tight plugging and the defect of inconvenience in replacing cables. In 1989, the research on the problem of the plugging material is started in China, domestic fire retardant bags are developed and gradually popularized to the industries of telecommunication, electric power, metallurgy, civil construction and the like. After 10 years, the defects of the fire retardant bag are gradually shown, and the fire retardant bag has serious defects in the aspects of air tightness, smoke tightness, environmental protection performance, service life, anti-explosion performance, explosion-proof performance, moisture resistance, rat bite resistance, appearance and the like. After the new national standard is released in 2009, the traditional fireproof material cannot meet the requirements of important industries with higher requirements, such as chemical industry, electric power, communication, public places, nuclear power and the like.
Disclosure of Invention
Aiming at the defects, the invention discloses a preparation method and application of a novel expandable fireproof plugging material.
The first aspect of the present invention, a new expandable fire blocking material, is described below.
The novel expandable fireproof plugging material comprises the following components in parts by weight:
by adopting the technical scheme, the fireproof inorganic filler is a main material and can be sintered after encountering fire, so that the fireproof inorganic filler plays roles in fire resistance and structural strength reinforcement; the thinner can adjust the thickness and the workability of the product when in use and can increase the compressive strength of the product after being solidified; the aluminum silicate fiber, also called ceramic fiber, is a novel light refractory material, which has the advantages of light volume weight, high temperature resistance, good thermal stability, low thermal conductivity, small heat capacity, good mechanical vibration resistance, small thermal expansion, good heat insulation performance and the like, titanium dioxide has the functions of reinforcement, aging prevention and filling in the technical scheme, calcium stearate is used as a lubricant and a heat stabilizer in the technical scheme, an Intumescent Flame Retardant (IFR) is a composite flame retardant mainly composed of nitrogen and phosphorus, does not contain halogen, does not adopt antimony oxide as a synergist, and foams and expands when being heated, so the flame retardant is called an intumescent flame retardant, and is an environment-friendly flame retardant with high efficiency and low toxicity; the technical scheme has reasonable components, easily obtained raw materials, low production cost and good fireproof and heat-insulating properties, and accords with the concept of green environmental protection.
Preferably, the novel expandable fireproof plugging material comprises the following components in parts by weight:
the covalent organic framework has high crystallinity and rich pore channel structures, and can be kept stable under extreme conditions of high temperature, strong acid, strong base, strong oxidant, strong reducing agent and the like; sodium carboxymethylcellulose (CMC) belongs to anionic cellulose ether, has more stable molecular structure, and has good salt resistance, acid resistance, calcium resistance, high temperature resistance and other properties as a filler; the silicon dioxide has super high temperature resistance and rigidity, and the mixture of the zinc borate and the aluminum hydroxide has good flame retardant property.
Preferably, the foam material of the novel expandable fireproof plugging material is a ceramic foam material. The ceramic foam material is light in weight and has a good flame retardant effect.
Preferably, the novel expandable fireproof plugging material comprises the following components in parts by weight:
the adhesive is used for bonding other raw materials together and has good high-temperature resistance.
Preferably, in the novel expandable fireproof plugging material, the anti-aging agent is hydrotalcite.
Preferably, the above novel expandable fireproof plugging material comprises the following components in parts by weight:
preferably, in the novel expandable fireproof plugging material, the intumescent flame retardant is a phosphorus-nitrogen halogen-free intumescent flame retardant which can be used for polyolefin and thermoplastic elastomers. The intumescent flame retardant has higher heat resistance, and the structure is not easy to be damaged at high temperature.
Preferably, the novel expandable fireproof plugging material comprises the following components in percentage by weight:
the fireproof inorganic filler comprises the following components in parts by weight:
the fireproof adhesive comprises the following components in parts by weight:
wherein the diluent comprises the following components in parts by weight:
the second aspect of the present invention, the preparation and application of the novel expandable fireproof plugging material are described below.
The preparation method of the novel expandable fireproof plugging material comprises the following steps:
(1) accurately weighing the fireproof inorganic filler in a proportioning amount, putting the fireproof inorganic filler into a reaction kettle, washing the fireproof inorganic filler with a high-pressure water gun for 30min, filtering the fireproof inorganic filler, putting the fireproof inorganic filler into an oven, and drying the fireproof inorganic filler at 80 ℃ overnight;
(2) putting the fireproof inorganic filler treated in the step 1 into a stirrer, sequentially adding the foam material, the high-aluminum type aluminum silicate fiber cotton, the titanium dioxide, the anti-aging agent, the diluent, the calcium stearate and the intumescent flame retardant in a formula ratio, stirring at 120 revolutions per minute for 30 minutes;
(3) adding the stirred raw materials into a kneader, adding a fire-proof adhesive in a formula amount, kneading for 25min under a vacuum degree of-0.095 Mpa, discharging, and canning.
The preparation method has mild conditions and low cost, and can be applied to large-scale industrialization.
Preferably, the novel expandable fireproof plugging material is applied to the field of construction.
Compared with the prior art, the invention has the following beneficial effects: the fireproof inorganic filler is a main material, can be sintered after encountering fire, and plays roles in fire resistance and structural strength reinforcement; the thinner can adjust the thickness and the workability of the product when in use and can increase the compressive strength of the product after being solidified; the aluminum silicate fiber, also called ceramic fiber, is a novel light refractory material, which has the advantages of light volume weight, high temperature resistance, good thermal stability, low thermal conductivity, small heat capacity, good mechanical vibration resistance, small thermal expansion, good heat insulation performance and the like, titanium dioxide has the functions of reinforcement, aging prevention and filling in the technical scheme, calcium stearate is used as a lubricant and a heat stabilizer in the technical scheme, an Intumescent Flame Retardant (IFR) is a composite flame retardant mainly composed of nitrogen and phosphorus, does not contain halogen, does not adopt antimony oxide as a synergist, and foams and expands when being heated, so the flame retardant is called an intumescent flame retardant, and is an environment-friendly flame retardant with high efficiency and low toxicity; the technical scheme has reasonable components, easily obtained raw materials, low production cost and good fireproof and heat-insulating properties, and accords with the concept of green environmental protection.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments. It should be understood by those skilled in the art that the examples are only for the understanding of the present invention and should not be construed as the specific limitations of the present invention.
The experimental procedures used in the following examples are all conventional procedures unless otherwise specified.
Materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example 1
A novel expandable fireproof plugging material comprises the following components in parts by weight:
the fireproof inorganic filler comprises the following components in parts by weight:
the fireproof adhesive comprises the following components in parts by weight:
wherein the diluent comprises the following components in parts by weight:
example 2
A novel expandable fireproof plugging material comprises the following components in parts by weight:
the fireproof inorganic filler comprises the following components in parts by weight:
the fireproof adhesive comprises the following components in parts by weight:
wherein the diluent comprises the following components in parts by weight:
example 3
A novel expandable fireproof plugging material comprises the following components in parts by weight:
the fireproof inorganic filler comprises the following components in parts by weight:
the fireproof adhesive comprises the following components in parts by weight:
wherein the diluent comprises the following components in parts by weight:
example 4
Preparation example
Prepared according to the formulations of examples 1-3;
the preparation method of the novel expandable fireproof plugging material comprises the following steps:
(1) accurately weighing the fireproof inorganic filler in a proportioning amount, putting the fireproof inorganic filler into a reaction kettle, washing the fireproof inorganic filler with a high-pressure water gun for 30min, filtering the fireproof inorganic filler, putting the fireproof inorganic filler into an oven, and drying the fireproof inorganic filler at 80 ℃ overnight;
(2) putting the fireproof inorganic filler treated in the step 1 into a stirrer, sequentially adding the foam material, the high-aluminum type aluminum silicate fiber cotton, the titanium dioxide, the anti-aging agent, the diluent, the calcium stearate and the intumescent flame retardant in a formula ratio, stirring at 120 revolutions per minute for 30 minutes;
(3) adding the stirred raw materials into a kneader, adding a fire-proof adhesive in a formula amount, kneading for 25min under a vacuum degree of-0.095 Mpa, discharging, and canning.
Example 5
Test example
The novel expandable fireproof plugging material prepared according to the formulation of examples 1-3 was tested according to the national standard GB23864-2009 "fireproof plugging material", and the test results are shown in table 1.
TABLE 1 Performance index of the novel expandable flameproof plugging material according to the invention
According to the test results, the conclusion can be drawn that the fireproof plugging material prepared by the invention has obvious fireproof and heat insulation effects, can reach the A3 level in GB23864-2009 fireproof plugging material, has excellent physical and chemical properties and excellent weather resistance; the fire-resistant wall can adapt to various holes, openings, gaps and the like in practical application, is convenient to construct, overhaul and replace, and can effectively prevent flame and smoke in a fire scene from diffusing and spreading through the holes and the gaps of the wall body.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (10)
1. The novel expandable fireproof plugging material is characterized by comprising the following components in parts by weight:
100 portions of fireproof inorganic filler
50 parts of foam material
40 parts of high-aluminum type aluminum silicate fiber cotton
40 parts of fireproof adhesive
Titanium dioxide 20 parts
20 portions of age resister
10 portions of diluent
10 portions of calcium stearate
And 70 parts of intumescent flame retardant.
2. The novel expandable fireproof plugging material of claim 1, wherein the fireproof inorganic filler comprises the following components in parts by weight:
40-60 parts of covalent organic framework
20-40 parts of ammonium polyphosphate
10-20 parts of hydroxymethyl cellulose
10-20 parts of silicon dioxide
5-10 parts of aluminum hydroxide
5-10 parts of zinc borate.
3. The novel expandable fire blocking material of claim 2 wherein said foam is a ceramic foam.
4. The novel expandable fireproof plugging material of claim 3, wherein the fireproof adhesive comprises the following components in parts by weight:
30-60 parts of sodium aluminate
20-40 parts of potassium plumbate
10-20 parts of aluminum phosphate
10-20 parts of sodium silicate
5-10 parts of catechol
5-10 parts of polyvinyl butyral
20-40 parts of deionized water.
5. The novel expandable fireproof plugging material of claim 4, wherein the anti-aging agent is hydrotalcite.
6. The novel expandable fireproof plugging material of claim 5, wherein the diluent comprises the following components in parts by weight:
40-60 parts of polyethylene glycol diglycidyl ether
30-40 parts of benzyl glycidyl ether
10-20 parts of tertiary carbonic acid glycidyl ester
5-10 parts of propylene oxide phenyl ether.
7. The novel expandable fireproof plugging material of claim 5, wherein the intumescent flame retardant is a phosphorus-nitrogen halogen-free intumescent flame retardant applicable to polyolefins and thermoplastic elastomers.
8. The novel expandable fireproof plugging material of claim 7, which is characterized by comprising the following components by weight:
100 portions of fireproof inorganic filler
50 parts of ceramic foam material
40 parts of high-aluminum type aluminum silicate fiber cotton
40 parts of fireproof adhesive
Titanium dioxide 20 parts
Hydrotalcite 20 parts
10 portions of diluent
10 portions of calcium stearate
Expandable graphite 70 parts
The fireproof inorganic filler comprises the following components in parts by weight:
covalent organic skeleton 50 parts
30 portions of ammonium polyphosphate
15 portions of hydroxymethyl cellulose
15 parts of silicon dioxide
7.5 parts of aluminum hydroxide
7.5 parts of zinc borate
The fireproof adhesive comprises the following components in parts by weight:
sodium aluminate 45 parts
30 portions of potassium plumbate
Aluminum phosphate 15 parts
15 portions of sodium silicate
7.5 parts of catechol
Polyvinyl butyral 7.5 parts
30 portions of deionized water
Wherein the diluent comprises the following components in parts by weight:
50 parts of polyethylene glycol diglycidyl ether
Benzyl glycidyl ether 35 parts
15 parts of tertiary carbonic acid glycidyl ester
7.5 parts of propylene oxide phenyl ether.
9. A method for preparing a novel expandable fireproof plugging material according to any one of claims 1 to 8, characterized in that the preparation steps are as follows:
(1) accurately weighing the fireproof inorganic filler in a proportioning amount, putting the fireproof inorganic filler into a reaction kettle, washing the fireproof inorganic filler with a high-pressure water gun for 30min, filtering the fireproof inorganic filler, putting the fireproof inorganic filler into an oven, and drying the fireproof inorganic filler at 80 ℃ overnight;
(2) putting the fireproof inorganic filler treated in the step 1 into a stirrer, sequentially adding the foam material, the high-aluminum type aluminum silicate fiber cotton, the titanium dioxide, the anti-aging agent, the diluent, the calcium stearate and the intumescent flame retardant in a formula ratio, stirring at 120 revolutions per minute for 30 minutes;
(3) adding the stirred raw materials into a kneader, adding a fire-proof adhesive in a formula amount, kneading for 25min under a vacuum degree of-0.095 Mpa, discharging, and canning.
10. Use of the novel expandable flameproof plugging material according to any of claims 1 to 8 in the construction sector.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911254421.6A CN110950625A (en) | 2019-12-09 | 2019-12-09 | Preparation and application of novel expandable fireproof plugging material |
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| CN201911254421.6A CN110950625A (en) | 2019-12-09 | 2019-12-09 | Preparation and application of novel expandable fireproof plugging material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114014693A (en) * | 2021-11-25 | 2022-02-08 | 江西九由航空装备有限公司 | High-performance special heat insulation piece for aircraft engine tail nozzle |
| CN115772297A (en) * | 2021-09-06 | 2023-03-10 | 深圳科创新源新材料股份有限公司 | Expansion type fire-retardant wrapping tape with self-adhesion property and preparation method and application thereof |
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| CN115772297A (en) * | 2021-09-06 | 2023-03-10 | 深圳科创新源新材料股份有限公司 | Expansion type fire-retardant wrapping tape with self-adhesion property and preparation method and application thereof |
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Effective date of registration: 20200812 Address after: Room 401-402, building C, No.10 Huangshan Road, Beigou street, Xinyi City, Xuzhou City, Jiangsu Province Applicant after: JIANGSU ZHUORAN ENGINEERING CONSULTING Co.,Ltd. Address before: 221400 No.1, west side of nanfuqiao South Road, provincial road 323, Caoqiao Town, Xinyi City, Xuzhou City, Jiangsu Province Applicant before: Jiangsu San'an Fire Equipment Co.,Ltd. |
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Effective date of registration: 20210508 Address after: 221400 No.1, west side of nanfuqiao South Road, 323 provincial road, Caoqiao industrial cluster, Xinyi City, Xuzhou City, Jiangsu Province Applicant after: Jiangsu San'an Fire Equipment Co.,Ltd. Address before: 221400 rooms 401-402, building C, No.10 Huangshan Road, Beigou street, Xinyi City, Xuzhou City, Jiangsu Province Applicant before: JIANGSU ZHUORAN ENGINEERING CONSULTING Co.,Ltd. |
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