CN108624064A - A kind of explosive-proof sealed clay and preparation method thereof - Google Patents
A kind of explosive-proof sealed clay and preparation method thereof Download PDFInfo
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- CN108624064A CN108624064A CN201710159401.5A CN201710159401A CN108624064A CN 108624064 A CN108624064 A CN 108624064A CN 201710159401 A CN201710159401 A CN 201710159401A CN 108624064 A CN108624064 A CN 108624064A
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- explosive
- clay
- proof sealed
- dimethicone
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
- C08L91/06—Waxes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a kind of explosive-proof sealed clay and preparation method thereof.The clay includes following raw material：Calcium carbonate, chlorinated paraffin, aluminium hydroxide, dimethicone, Vinylidene Chloride, methyl ethylene rubber thermally expand graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative, paraffin oil, double two or five crosslinking agents.Preparation method is by chlorinated paraffin, aluminium hydroxide, Vinylidene Chloride, methyl vinyl silicone rubber, thermally expands in graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative and double two or five crosslinking agents input container, is heated to 35 45 DEG C, and keep the temperature 15 25min and obtain the first mixed liquor；Calcium carbonate is put into blender and sprays into dimethicone and paraffin oil while stirring；The calcium carbonate for being sprayed with dimethicone is added in the first mixed liquor, semi-finished product are stirred to obtain；Semi-finished product input extruder is repeatedly extruded into obtain explosive-proof sealed clay.Clay of the present invention is versatile, does not crack, is non-toxic and tasteless, and explosion-proof service life is long, good airproof performance, and at low cost, and market prospects are good.
Description
Technical field
The invention belongs to electrical mounting material fields, and in particular to a kind of explosive-proof sealed clay and preparation method thereof.
Background technology
Explosive-proof sealed clay is a kind of sealing material of closure, has sealing and explosion-proof dual property, belongs to measure
Type explosion-proof lamp.Its to the evaluation of explosive-proof grade frequently with《Plastics Combustion performance test method oxygen index method》(GB/T2406-
93)、《Plastics Combustion method for testing performance Horizontal Bridgman Method and normal beam technique》(GB/T2408-2008).Explosive-proof sealed clay is as electrical
A kind of auxiliary material blocked is installed, is mainly used for that the sealing for blocking blast resistance construction is electrically installed.It is blocked according to electrical installation anti-
Quick-fried requirement, explosive-proof sealed clay need to have resist displacement deformability and explosion-proof Smoke prevention ability.
Be deep into today of huge numbers of families in electric equipment products air conditioner, the installation hole of air conditioner often occur blow-by or
Seal degree is inadequate, can not only bring energy loss in this way, there is also the shortcomings of toy enters.
A kind of explosion-proof clay of Publication No. CN105566819A discloses a kind of explosion-proof clay, by the group of following parts by weight
Divide and constitutes：Polytetrafluoroethyldispersion dispersion resin lotion 30-40,250 mesh crystalline flake graphite micro mist 2-6, synthetic lubricant fluid 10-30, two sulphur
Change molybdenum powder 10-20, toughener 4-10.The explosion-proof clay of the invention can be applied to various explosion hazard areas, strong shock resistance.
Explosion wave can be more absorbed, there is certain anti-flammability and oil resistivity, Adhering capacity is strong, there is shock resistance, can preferably protect
Equipment.But the explosion-proof clay cost is complex, it is of high cost, and poor universality, it is used for the sealing of daily electric appliance such as air conditioner,
Moisture-proof thermal energy power is to be improved.Therefore it needs to research and develop the strong clay of a kind of good airproof performance, explosion-proof and meets people’s lives demand.
Invention content
In view of the deficiencies of the prior art, the purpose of the present invention is to provide a kind of explosive-proof sealed clay and preparation method thereof,
The clay general character is strong, explosion-proof performance is good, and service life is long, and preparation method is simple, has good market prospects.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of explosive-proof sealed clay, including the following raw material counted in parts by weight：55-65 parts of calcium carbonate, chlorinated paraffin 25-
35 parts, 5-15 parts of aluminium hydroxide, 2-4 parts of dimethicone, 1-3 parts of Vinylidene Chloride, 12-20 parts of methyl ethylene rubber, heat it is swollen
Swollen graphite 2-5 parts, 8-18 parts of magnesium hydroxide, 12-30 parts of nitrogen phosphorus boron fire retardant preservative, 2-18 parts of paraffin oil, double two or five crosslinking agent 1-8
Part.
It is that the chlorinated paraffin is chlorinated paraffin 52 or chlorinated paraffin 42 as improved.
Calcium carbonate is the filler of explosive-proof sealed clay.
Chlorinated paraffin serves cohesive and fire-retardant.
Aluminium hydroxide act as fire retardant and filler.
Dimethicone act as waterproofing agent and weather resisting agent.
Vinylidene Chloride act as fire-retardant and cementation.
The preparation method of above-mentioned explosive-proof sealed clay, includes the following steps：
Step 1, raw material is weighed as required, and by chlorinated paraffin, aluminium hydroxide, Vinylidene Chloride, methyl ethylene silicon rubber
Glue thermally expands in graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative and double two or five crosslinking agents input container, is heated to 35-45 DEG C, and
Heat preservation 15-25min obtains the first mixed liquor；
Step 2, calcium carbonate is put into blender and sprays into dimethicone and paraffin oil while stirring, wherein spray into when
Between be 2-4min；
Step 3, the calcium carbonate for being sprayed with dimethicone is added in the first mixed liquor, stirring 5-15min obtains semi-finished product；
Step 4, semi-finished product input extruder is repeatedly extruded into 2-4 times to obtain explosive-proof sealed clay.
It is that heating temperature is 35 DEG C in step 1, keeps the temperature 25min as improved.
It is that mixing speed is 150-280rpm in step 3 as improved.
Advantageous effect
Compared with prior art, the explosive-proof sealed clay of the present invention is versatile, does not crack, is non-toxic and tasteless, explosion-proof to use the longevity
Life length, good airproof performance are effectively prevented toy entrance, have good market prospects.
Specific implementation mode
The following detailed description of the preferred technical solution of the present invention.
Embodiment 1
A kind of explosive-proof sealed clay, including the following raw material counted in parts by weight：55 parts of calcium carbonate, chlorinated paraffin 52 5
Part, 5 parts of aluminium hydroxide, 2 parts of dimethicone, 1 part of Vinylidene Chloride, 12 parts of methyl ethylene rubber, 2 parts of graphite of thermal expansion, hydrogen
8 parts of magnesia, 12 parts of nitrogen phosphorus boron fire retardant preservative, 2 parts of paraffin oil, 1 part of double two or five crosslinking agents.
The preparation method of above-mentioned explosive-proof sealed clay, includes the following steps：
Step 1, raw material is weighed as required, and by chlorinated paraffin, aluminium hydroxide, Vinylidene Chloride, methyl ethylene silicon rubber
Glue thermally expands in graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative and double two or five crosslinking agents input container, is heated to 35 DEG C, and keep the temperature
25min obtains the first mixed liquor；
Step 2, calcium carbonate is put into blender and sprays into dimethicone and paraffin oil while stirring, wherein spray into when
Between be 2min；
Step 3, the calcium carbonate for being sprayed with dimethicone is added in the first mixed liquor, stirring 15min obtains semi-finished product；
Step 4, semi-finished product input extruder is repeatedly extruded into 2 times to obtain explosive-proof sealed clay.
Embodiment 2
A kind of explosive-proof sealed clay, including the following raw material counted in parts by weight：65 parts of calcium carbonate, chlorinated paraffin 52 35
Part, 15 parts of aluminium hydroxide, 4 parts of dimethicone, 3 parts of Vinylidene Chloride, 18 parts of methyl ethylene rubber, 3 parts of graphite of thermal expansion, hydrogen
12 parts of magnesia, 23 parts of nitrogen phosphorus boron fire retardant preservative, 15 parts of paraffin oil, 6 parts of double two or five crosslinking agents.
The preparation method of above-mentioned explosive-proof sealed clay, includes the following steps：
Step 1, raw material is weighed as required, and by chlorinated paraffin, aluminium hydroxide, Vinylidene Chloride, methyl ethylene silicon rubber
Glue thermally expands in graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative and double two or five crosslinking agents input container, is heated to 45 DEG C, and keep the temperature
15min obtains the first mixed liquor；
Step 2, calcium carbonate is put into blender and sprays into dimethicone and paraffin oil while stirring, wherein spray into when
Between be 4min；
Step 3, the calcium carbonate for being sprayed with dimethicone is added in the first mixed liquor, stirring 15min obtains semi-finished product；
Step 4, semi-finished product input extruder is repeatedly extruded into 4 times to obtain explosive-proof sealed clay.
Embodiment 3
A kind of explosive-proof sealed clay, including the following raw material counted in parts by weight：58 parts of calcium carbonate, chlorinated paraffin 52 28
Part, 10 parts of aluminium hydroxide, 3 parts of dimethicone, 2 parts of Vinylidene Chloride, 20 parts of methyl ethylene rubber, 5 parts of graphite of thermal expansion, hydrogen
18 parts of magnesia, 30 parts of nitrogen phosphorus boron fire retardant preservative, 18 parts of paraffin oil, 8 parts of double two or five crosslinking agents.
The preparation method of above-mentioned explosive-proof sealed clay, includes the following steps：
Step 1, raw material is weighed as required, and by chlorinated paraffin, aluminium hydroxide, Vinylidene Chloride, methyl ethylene silicon rubber
Glue thermally expands in graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative and double two or five crosslinking agents input container, is heated to 40 DEG C, and keep the temperature
20min obtains the first mixed liquor；
Step 2, calcium carbonate is put into blender and sprays into dimethicone and graphite oil while stirring, wherein spray into when
Between be 3min；
Step 3, the calcium carbonate for being sprayed with dimethicone is added in the first mixed liquor, stirring 10min obtains semi-finished product；
Step 4, semi-finished product input extruder is repeatedly extruded into 3 times to obtain explosive-proof sealed clay.
Comparative example 1
A kind of explosive-proof sealed clay, including the following raw material counted in parts by weight：65 parts of calcium carbonate, chlorinated paraffin 52 35
Part, 15 parts of aluminium hydroxide, 4 parts of dimethicone, 3 parts of Vinylidene Chloride, 18 parts of methyl ethylene rubber, 3 parts of graphite of thermal expansion, hydrogen
12 parts of magnesia, 23 parts of nitrogen phosphorus boron fire retardant preservative, 15 parts of paraffin oil, 6 parts of double two or five crosslinking agents.
The preparation method of above-mentioned explosive-proof sealed clay, includes the following steps：
Step 1, weigh raw material as required, and by calcium carbonate, chlorinated paraffin 52, aluminium hydroxide, dimethicone, cross chlorine
Ethylene, methyl ethylene rubber thermally expand graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative, paraffin oil, double two or five crosslinking agents input
In container, 45 DEG C are heated to, and keeps the temperature 15min and obtains the first mixture；
Step 2, the first mixture input extruder is repeatedly extruded into 4 times to obtain explosive-proof sealed clay.
Performance test
The explosive-proof sealed clay of embodiment 1-3 is tested for the property, test method is carried out according to international standard, institute's total
According to as follows：
It can be seen from the results above that clay water-tolerant of the present invention, acidproof alkali ability is strong, and comprehensive performance compares existing product
It is good, and step-by-step processing improves the wet-heat resisting of product and resistance to jelly cycle-index in preparation process, therefore there is good market
Foreground.
The preferable specific implementation mode of the above, only the application, but the protection domain of the application is not limited thereto,
Any one skilled in the art is in the technical scope that the application discloses, the change or replacement that can be readily occurred in,
It should all cover within the protection domain of the application.Therefore, the protection domain of the application should be with scope of the claims
Subject to.
Claims (5)
1. a kind of explosive-proof sealed clay, which is characterized in that including the following raw material counted in parts by weight：55-65 parts of calcium carbonate, chlorine
25-35 parts of fossil waxes, 5-15 parts of aluminium hydroxide, 2-4 parts of dimethicone, 1-3 parts of Vinylidene Chloride, methyl ethylene rubber 12-
20 parts, 2-5 parts of graphite is thermally expanded, 8-18 parts of magnesium hydroxide, 12-30 parts of nitrogen phosphorus boron fire retardant preservative, 2-18 parts of paraffin oil, double 25 hand over
Join 1-8 parts of agent.
2. a kind of explosive-proof sealed clay according to claim 1, which is characterized in that the chlorinated paraffin is chlorinated paraffin 52
Or chlorinated paraffin 42.
3. based on a kind of preparation method of explosive-proof sealed clay described in claim 1, which is characterized in that include the following steps：
Step 1, raw material is weighed as required, and by chlorinated paraffin, aluminium hydroxide, Vinylidene Chloride, methyl vinyl silicone rubber, heat
In expanded graphite, magnesium hydroxide, nitrogen phosphorus boron fire retardant preservative and double two or five crosslinking agents input container, it is heated to 35-45 DEG C, and keep the temperature
15-25min obtains the first mixed liquor；
Step 2, calcium carbonate is put into blender and sprays into dimethicone and paraffin oil while stirring, wherein the time sprayed into is
2-4min；
Step 3, the calcium carbonate for being sprayed with dimethicone is added in the first mixed liquor, stirring 5-15min obtains semi-finished product；
Step 4, semi-finished product input extruder is repeatedly extruded into 2-4 times to obtain explosive-proof sealed clay.
4. a kind of preparation method of explosive-proof sealed clay according to claim 3, which is characterized in that heat temperature in step 1
Degree is 35 DEG C, keeps the temperature 25min.
5. a kind of preparation method of explosive-proof sealed clay according to claim 3, which is characterized in that stir speed in step 3
Degree is 150-280rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710159401.5A CN108624064A (en) | 2017-03-17 | 2017-03-17 | A kind of explosive-proof sealed clay and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710159401.5A CN108624064A (en) | 2017-03-17 | 2017-03-17 | A kind of explosive-proof sealed clay and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108624064A true CN108624064A (en) | 2018-10-09 |
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ID=63686812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710159401.5A Pending CN108624064A (en) | 2017-03-17 | 2017-03-17 | A kind of explosive-proof sealed clay and preparation method thereof |
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| Country | Link |
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| CN (1) | CN108624064A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112266765A (en) * | 2020-10-12 | 2021-01-26 | 常州市永勃机械有限公司 | Preparation process of sealing mastic suitable for transformer substation grounding cabinet |
| CN112920718A (en) * | 2019-12-05 | 2021-06-08 | 湖南创安防爆电器有限公司 | Explosion-proof sealant for explosion-proof equipment |
-
2017
- 2017-03-17 CN CN201710159401.5A patent/CN108624064A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112920718A (en) * | 2019-12-05 | 2021-06-08 | 湖南创安防爆电器有限公司 | Explosion-proof sealant for explosion-proof equipment |
| CN112266765A (en) * | 2020-10-12 | 2021-01-26 | 常州市永勃机械有限公司 | Preparation process of sealing mastic suitable for transformer substation grounding cabinet |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181009 |