CN106243850A - High temperature resistant spark gap and preparation method thereof - Google Patents
High temperature resistant spark gap and preparation method thereof Download PDFInfo
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- CN106243850A CN106243850A CN201610633347.9A CN201610633347A CN106243850A CN 106243850 A CN106243850 A CN 106243850A CN 201610633347 A CN201610633347 A CN 201610633347A CN 106243850 A CN106243850 A CN 106243850A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
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Abstract
The invention discloses a kind of high temperature resistant spark gap and preparation method thereof, this preparation method includes: 1) carry out calcining with the operation of prepared calcined product with shell by Maifanitum, graphite, Cycas revoluta；2) calcined product is placed in acid solution soaks with the operation of prepared activator；3) styrene-acrylic emulsion, polyvinyl alcohol, propylene glycol, methylcellulose, titanium dioxide, tributyl phosphate, tripolycyanamide, Graphene, waterglass, sodium phosphate are mixed with activator with the operation of prepared high-temperature resistant coating；4) surface that high-temperature resistant coating is coated on lightning arrester body forms dope layer to prepare the operation of high temperature resistant spark gap.The spark gap prepared by the method has the resistance to elevated temperatures of excellence.
Description
Technical field
The present invention relates to spark gap, in particular it relates to a kind of high temperature resistant spark gap and preparation method thereof.
Background technology
Electrical equipment (Electrical Equipment) be in power system to electromotor, transformator, power circuit,
The general designation of the equipment such as chopper.Wherein, spark gap is a kind of typical electrical equipment.
In prior art, in order to avoid the surface of spark gap is corroded, typically can be coated with on the surface of spark gap and coat,
This coating also is able to play the function of insulation simultaneously；But, electrical equipment is typically operated under conditions of high temperature, for a long time
After work, will there is the most aging phenomenon in coating, and then makes coating be difficult to play the effect of protection.
Summary of the invention
It is an object of the invention to provide a kind of high temperature resistant spark gap and preparation method thereof, the spark gap prepared by the method
There is the resistance to elevated temperatures of excellence.
To achieve these goals, the invention provides the preparation method of a kind of high temperature resistant spark gap, this preparation method bag
Include:
1) carry out calcining with the operation of prepared calcined product with shell by Maifanitum, graphite, Cycas revoluta；
2) calcined product is placed in acid solution soaks with the operation of prepared activator；
3) by styrene-acrylate emulsion, polyvinyl alcohol, propylene glycol, methylcellulose, titanium dioxide, tributyl phosphate,
Tripolycyanamide, Graphene, waterglass, sodium phosphate mix with activator with the operation of prepared high-temperature resistant coating；
4) surface that high-temperature resistant coating is coated on lightning arrester body forms dope layer to prepare the work of high temperature resistant spark gap
Sequence.
Invention further provides a kind of high temperature resistant spark gap, this is high temperature resistant spark gap prepared by above-mentioned method and
?.
By technique scheme, the present invention is by above-mentioned each raw material and the synergism of each step so that prepared keeps away
Thunder utensil has the anti-insulation of excellence and resistant to elevated temperatures performance；Meanwhile, this preparation method raw material is easy to get, operation is simple, be easy to popularization.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Detailed description of the invention
Hereinafter the detailed description of the invention of the present invention is described in detail.It should be appreciated that described herein specifically
Embodiment is merely to illustrate and explains the present invention, is not limited to the present invention.
The invention provides the preparation method of a kind of high temperature resistant spark gap, this preparation method includes:
1) carry out calcining with the operation of prepared calcined product with shell by Maifanitum, graphite, Cycas revoluta；
2) calcined product is placed in acid solution soaks with the operation of prepared activator；
3) by styrene-acrylate emulsion, polyvinyl alcohol, propylene glycol, methylcellulose, titanium dioxide, tributyl phosphate,
Tripolycyanamide, Graphene, waterglass, sodium phosphate mix with activator with the operation of prepared high-temperature resistant coating；
4) surface that high-temperature resistant coating is coated on lightning arrester body forms dope layer to prepare the work of high temperature resistant spark gap
Sequence.
Operation 1 in the present invention) in, the actual conditions of calcining can select in wide scope, but in order to further
Improve the anti-insulation of spark gap and resistance to elevated temperatures prepared, it is preferable that in operation 1) in, calcining at least meets following condition: forge
Burning temperature and be 350-380 DEG C, calcination time is 7-10h.
Operation 1 in the present invention) in, the consumption of each material can select in wide scope, but in order to carry further
The high anti-insulation of spark gap prepared and resistance to elevated temperatures, it is preferable that in operation 1) in, relative to the Maifanitum of 100 weight portions, stone
The consumption of ink is 24-36 weight portion, and the consumption of Cycas revoluta is 78-95 weight portion, and the consumption of shell is 45-57 weight portion.
Operation 2 in the present invention) in, the actual conditions of immersion can select in wide scope, but in order to further
Improve the anti-insulation of spark gap and resistance to elevated temperatures prepared, it is preferable that in operation 2) in, soak and at least meet following condition: leaching
Bubble temperature is 35-45 DEG C, and soak time is 4-6h.
Operation 2 in the present invention) in, the consumption of each material can select in wide scope, but in order to carry further
The high anti-insulation of spark gap prepared and resistance to elevated temperatures, it is preferable that in operation 2) in, relative to the calcined product of 100 weight portions,
The consumption of acid solution is 300-400 weight portion, and, the pH of acid solution is 3-5.
Operation 3 in the present invention) in, the actual conditions of mixing can select in wide scope, but in order to further
Improve the anti-insulation of spark gap and resistance to elevated temperatures prepared, it is preferable that in operation 3) in, mixing at least meets following condition: mixed
Closing temperature and be 15-35 DEG C, incorporation time is 30-45min；
Operation 3 in the present invention) in, the consumption of each material can select in wide scope, but in order to carry further
The high anti-insulation of spark gap prepared and resistance to elevated temperatures, it is preferable that in operation 3) in, relative to the styrene-the third of 100 weight portions
Olefin(e) acid ester emulsion, the consumption of polyvinyl alcohol is 80-92 weight portion, and the consumption of propylene glycol is 100-150 weight portion, methylcellulose
Consumption be 12-16 weight portion, the consumption of titanium dioxide is 9-16 weight portion, and the consumption of tributyl phosphate is 35-47 weight portion, three
The consumption of poly cyanamid is 28-36 weight portion, and the consumption of Graphene is 8-14 weight portion, and the consumption of waterglass is 22-35 weight portion,
The consumption of sodium phosphate is 14-19 weight portion, and the consumption of activator is 36-47 weight portion.
Operation 3 in the present invention) in, the weight average molecular weight of polyvinyl alcohol can select in wide scope, but in order to
Improve the anti-insulation of spark gap prepared and resistance to elevated temperatures further, it is preferable that in operation 3) in, the Weight-average molecular of polyvinyl alcohol
Amount is 3000-5000.
Invention further provides a kind of high temperature resistant spark gap, this is high temperature resistant spark gap prepared by above-mentioned method and
?.
Hereinafter will be described the present invention by embodiment.
Embodiment 1
1) Maifanitum, graphite, Cycas revoluta are mixed according to the weight ratio of 100:26:85:52 with shell, and forge at 370 DEG C
Burn 8h with prepared calcined product；
2) calcined product is placed in 40 DEG C and acid solution that pH is 4 (calcined product is 100:350 with the weight ratio of acid solution)
Soak 5h with prepared activator；
3) at 25 DEG C, by styrene-acrylate emulsion, polyvinyl alcohol (weight average molecular weight is 4000), propylene glycol, first
Base cellulose, titanium dioxide, tributyl phosphate, tripolycyanamide, Graphene, waterglass, sodium phosphate and activator are according to 100:88:
The weight ratio mixing 35min of 130:14:12:39:32:12:28:17:42 is with prepared high-temperature resistant coating；
4) surface that above-mentioned high-temperature resistant coating is coated on lightning arrester body forms dope layer to prepare high temperature resistant spark gap
A1。
Embodiment 2
1) Maifanitum, graphite, Cycas revoluta are mixed according to the weight ratio of 100:24:78:45 with shell, and forge at 350 DEG C
Burn 7h with prepared calcined product；
2) calcined product is placed in 35 DEG C and acid solution that pH is 3 (calcined product is 100:300 with the weight ratio of acid solution)
Soak 4h with prepared activator；
3) at 15 DEG C, by styrene-acrylate emulsion, polyvinyl alcohol (weight average molecular weight is 3000), propylene glycol, first
Base cellulose, titanium dioxide, tributyl phosphate, tripolycyanamide, Graphene, waterglass, sodium phosphate and activator are according to 100:80:
The weight ratio mixing 30min of 100:12:9:35:28:8:22:14:36 is with prepared high-temperature resistant coating；
4) surface that above-mentioned high-temperature resistant coating is coated on lightning arrester body forms dope layer to prepare high temperature resistant spark gap
A2。
Embodiment 3
1) Maifanitum, graphite, Cycas revoluta are mixed according to the weight ratio of 100:36:95:57 with shell, and forge at 380 DEG C
Burn 10h with prepared calcined product；
2) calcined product is placed in 45 DEG C and acid solution that pH is 5 (calcined product is 100:400 with the weight ratio of acid solution)
Soak 6h with prepared activator；
3) at 35 DEG C, by styrene-acrylate emulsion, polyvinyl alcohol (weight average molecular weight is 5000), propylene glycol, first
Base cellulose, titanium dioxide, tributyl phosphate, tripolycyanamide, Graphene, waterglass, sodium phosphate and activator are according to 100:92:
The weight ratio mixing 45min of 150:16:16:47:36:14:35:19:47 is with prepared high-temperature resistant coating；
4) surface that above-mentioned high-temperature resistant coating is coated on lightning arrester body forms dope layer to prepare high temperature resistant spark gap
A3。
Comparative example 1
Carry out according to the method for embodiment 1 with prepared spark gap B1, except for the difference that, operation 1) in do not use Maifanitum.
Comparative example 2
Carry out according to the method for embodiment 1 with prepared spark gap B2, except for the difference that, operation 1) in do not use Maifanitum.
Comparative example 3
Carry out according to the method for embodiment 1 with prepared spark gap B3, except for the difference that, operation 1) in do not use Cycas revoluta.
Comparative example 4
Carry out according to the method for embodiment 1 with prepared spark gap B4, except for the difference that, operation 1) in do not use shell.
Detection example 1
Detect the breakdown strength 1 (KV/m) of the dope layer of above-mentioned spark gap, then above-mentioned spark gap is placed in the bar of 250 DEG C
Processing 30h, again detection breakdown strength 2 (KV/m) under part, concrete outcome is shown in Table 1.
Table 1
| Breakdown strength 1 (KV/m) | Breakdown strength 2 (KV/m) | |
| A1 | 188 | 179 |
| A2 | 186 | 181 |
| A3 | 183 | 178 |
| B1 | 156 | 121 |
| B2 | 152 | 133 |
| B3 | 134 | 119 |
| B4 | 129 | 115 |
By above-described embodiment, comparative example and detection example, the spark gap that the present invention provides has the anti-insulation of excellence
And resistance to elevated temperatures.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited in above-mentioned embodiment
Detail, in the technology concept of the present invention, technical scheme can be carried out multiple simple variant, this
A little simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can
The compound mode of energy illustrates the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as it is without prejudice to this
The thought of invention, it should be considered as content disclosed in this invention equally.
Claims (9)
1. the preparation method of a high temperature resistant spark gap, it is characterised in that described preparation method includes:
1) carry out calcining with the operation of prepared calcined product with shell by Maifanitum, graphite, Cycas revoluta；
2) described calcined product is placed in acid solution soaks with the operation of prepared activator；
3) by styrene-acrylate emulsion, polyvinyl alcohol, propylene glycol, methylcellulose, titanium dioxide, tributyl phosphate, trimerization
Cyanamide, Graphene, waterglass, sodium phosphate mix with described activator with the operation of prepared high-temperature resistant coating；
4) surface that described high-temperature resistant coating is coated on lightning arrester body forms dope layer to prepare described high temperature resistant spark gap
Operation.
Preparation method the most according to claim 1, wherein, in operation 1) in, described calcining at least meets following condition: forge
Burning temperature and be 350-380 DEG C, calcination time is 7-10h.
Preparation method the most according to claim 1 and 2, wherein, in operation 1) in, relative to the described wheat of 100 weight portions
Meal stone, the consumption of described graphite is 24-36 weight portion, and the consumption of described Cycas revoluta is 78-95 weight portion, and the consumption of described shell is
45-57 weight portion.
Preparation method the most according to claim 3, wherein, in operation 2) in, described immersion at least meets following condition: leaching
Bubble temperature is 35-45 DEG C, and soak time is 4-6h.
Preparation method the most according to claim 4, wherein, in operation 2) in, produce relative to the described calcining of 100 weight portions
Thing, the consumption of described acid solution is 300-400 weight portion, and, the pH of described acid solution is 3-5.
6. according to the preparation method described in claim 4 or 5, wherein, in operation 3) in, described mixing at least meets following bar
Part: mixing temperature is 15-35 DEG C, incorporation time is 30-45min.
Preparation method the most according to claim 6, wherein, in operation 3) in, relative to the described benzene second of 100 weight portions
Alkene-acrylic acid ester emulsion, the consumption of described polyvinyl alcohol is 80-92 weight portion, and the consumption of described propylene glycol is 100-150 weight
Part, the consumption of described methylcellulose is 12-16 weight portion, and the consumption of described titanium dioxide is 9-16 weight portion, described tricresyl phosphate
The consumption of butyl ester is 35-47 weight portion, and the consumption of described tripolycyanamide is 28-36 weight portion, and the consumption of described Graphene is 8-
14 weight portions, the consumption of described waterglass is 22-35 weight portion, and the consumption of described sodium phosphate is 14-19 weight portion, described
The consumption of activator is 36-47 weight portion.
Preparation method the most according to claim 7, wherein, in operation 3) in, the weight average molecular weight of described polyvinyl alcohol is
3000-5000。
9. a high temperature resistant spark gap, it is characterised in that described high temperature resistant spark gap is by any one institute in claim 1-8
The method stated is prepared.
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| CN201610633347.9A CN106243850A (en) | 2016-08-04 | 2016-08-04 | High temperature resistant spark gap and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610633347.9A CN106243850A (en) | 2016-08-04 | 2016-08-04 | High temperature resistant spark gap and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107828292A (en) * | 2017-11-30 | 2018-03-23 | 芜湖衣码通信息科技有限公司 | Electronic jacquard machine toughened paint and preparation method thereof |
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| CN104559670A (en) * | 2015-01-10 | 2015-04-29 | 安徽省东瑞装饰材料有限公司 | Water-based high-temperature-resistant antirust paint and preparation method thereof |
| CN105713431A (en) * | 2016-04-12 | 2016-06-29 | 安徽义良罐业科技有限公司 | High-strength storage tank and preparation method thereof |
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2016
- 2016-08-04 CN CN201610633347.9A patent/CN106243850A/en active Pending
Patent Citations (3)
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|---|---|---|---|---|
| CN102977696A (en) * | 2012-12-25 | 2013-03-20 | 胶州市富田化工有限公司 | Polystyrene coating |
| CN104559670A (en) * | 2015-01-10 | 2015-04-29 | 安徽省东瑞装饰材料有限公司 | Water-based high-temperature-resistant antirust paint and preparation method thereof |
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| CN107828292A (en) * | 2017-11-30 | 2018-03-23 | 芜湖衣码通信息科技有限公司 | Electronic jacquard machine toughened paint and preparation method thereof |
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Application publication date: 20161221 |