CN101722688B - Moisture-proof insulating mat and preparation method thereof - Google Patents
Moisture-proof insulating mat and preparation method thereof Download PDFInfo
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- CN101722688B CN101722688B CN 200810170507 CN200810170507A CN101722688B CN 101722688 B CN101722688 B CN 101722688B CN 200810170507 CN200810170507 CN 200810170507 CN 200810170507 A CN200810170507 A CN 200810170507A CN 101722688 B CN101722688 B CN 101722688B
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- film
- blushing agent
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- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 53
- 239000010408 film Substances 0.000 claims description 47
- 239000003063 flame retardant Substances 0.000 claims description 42
- 238000009413 insulation Methods 0.000 claims description 38
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 230000002209 hydrophobic effect Effects 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 239000011162 core material Substances 0.000 abstract 6
- 239000002344 surface layer Substances 0.000 abstract 2
- 229920006254 polymer film Polymers 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000012491 analyte Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides a moisture-proof insulating mat and a preparation method thereof. The moisture-proof insulating mat comprises a core material and a surface layer covered on the core material, wherein the core material contains a film and a damp-proofing agent coated on the surface of the film. The preparation method comprises the following steps: preparing the core material, and covering the core material with the surface layer. The preparation of the core material is to coat the damp-proofing agent on the film. Therefore, the moisture-proof insulating mat of the invention meets the fire resistance performance and moistureproof property of the standard, the leakage current of the insulating mat in the live working is very low under wet weather so that the damage on the operator is reduced and accidents are not easy to happen; once flashover happens, the flame can be prevented to spread; and the moisture-proof insulating mat also has other excellent electrical properties and meets or exceeds the requirements of the current standard.
Description
Technical field
The present invention relates to power domain, more specifically, relate to a kind of damp proof insulation blanket and a kind of method of making the damp proof insulation blanket.
Background technology
Insulated target is that the important of power distribution live-wire must instrument.Because the circuit phase spacing is little, livewire work personnel activity scope is narrow, personal safety in order to ensure the operating personnel, except operating personnel's whole body equipment insulation helmet, insulation clothing (tippet), insulated shoes and insulating glove, also to wrap up with insulated target electrical body and grounding body, the health that prevents the operating personnel is run into electrical body and grounding body etc., guarantees personal safety.
DL/T803-2002 " insulating blanket for live-line operation " is power industry standard.
IFC61112 " insulating blanket for live-line operation " is the standard of International Power.
ASTMD1048-99 " insulating blanket for live-line operation " is the standard of American Society for Testing Materials.
Production and the use of China and multinational live line work insulating blanket have been instructed since above-mentioned three standard long-term always.
Insulated target produced in USA (U.S. SALISBURY company) mainly be the rubber-covered blanket, but U.S.'s product is seldom used in China's power system, because the rubber-covered blanket flexibility of the U.S. is very poor, coating conductor is fitted the shape poor effect.
The insulation resin blanket that Japan YS company produces, flexibility is fine, but moistureproof very poor, and dielectric level descends when running into high humility weather, exists potential safety hazard.
More real is not only that the U.S., japanese product are non-moistureproof, not fire-retardant especially.Often cause the accident because of the electric arc insulated target that ignites in using at home.
China is not because having insulated target for a long time by import, and moistureproof, fire-retardant hidden danger is serious.
Summary of the invention
Technical problem to be solved by this invention is, the method that a kind of moisture retardant insulated target is provided and makes the moisture retardant insulated target is to solve above-mentioned technical problem that can not fine moisture retardant of the prior art.
In order to solve the problems of the technologies described above, according to an aspect of the present invention, provide a kind of damp proof insulation blanket, comprising: core and the top layer that covers on the core, this core comprises: film; And the anti-blushing agent layer, be coated in the surface of film.Between this anti-blushing agent layer and film, also be coated with flame retardant layer.
In addition, be coated with the anti-blushing agent layer on the two sides of film.Between the two sides of film and anti-blushing agent layer, be coated with respectively flame retardant layer.
Alternatively, be coated with flame retardant layer on a surface of film, be coated with the anti-blushing agent layer on another surface.
In addition, be coated with respectively the anti-blushing agent layer on the two sides on top layer.Between the anti-blushing agent layer on the inner surface on top layer and top layer, be coated with flame retardant layer.Wherein, the top layer is resin material.
According to a further aspect in the invention, provide a kind of method of making the damp proof insulation blanket, may further comprise the steps: the preparation core; And cover the top layer at core, wherein, the step of preparation core comprises: the surface at film applies anti-blushing agent.
In addition, the step of preparation core also comprises: went back applying fire retardant before applying anti-blushing agent.
In addition, all apply anti-blushing agent on the two sides of film.
Applying fire retardant respectively between the two sides of film and anti-blushing agent.
Alternatively, applying fire retardant on a surface of film, the upper anti-blushing agent that applies in another surface.
In addition, apply respectively anti-blushing agent on the two sides on top layer.Applying fire retardant between the anti-blushing agent on the inner surface on top layer and top layer.Wherein, the top layer is resin material.
A plurality of cores are successively stacked up, carry out heat seal with the top layer and process.
The present invention has following useful technique effect:
Insulated target of the present invention has standard compliant fire resistance, humidity resistance, can accomplish that the livewire work leakage current is very little under the wet weather condition, reduces the injury to operating personnel, is difficult for having an accident; And in case flashover occurs, can stop flame expansion effect, and have other outstanding electric properties, reach or be higher than the current standard requirement.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of writing, claims and accompanying drawing.
Description of drawings
Accompanying drawing is used to provide a further understanding of the present invention, and consists of the part of specification, is used for together with embodiments of the present invention explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation according to damp proof insulation blanket of the present invention;
Fig. 2 is the structural representation according to the first embodiment of damp proof insulation blanket of the present invention;
Fig. 3 is the structural representation according to the second embodiment of damp proof insulation blanket of the present invention;
Fig. 4 is the structural representation according to the 3rd embodiment of damp proof insulation blanket of the present invention;
Fig. 5 is the structural representation according to the 4th embodiment of damp proof insulation blanket of the present invention; And
Fig. 6 is the structural representation according to the 5th embodiment of damp proof insulation blanket of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
Fig. 1 is the structural representation according to damp proof insulation blanket of the present invention.
As shown in Figure 1, damp proof insulation blanket 100 comprises: a plurality of cores 102 and the top layer 104 that covers on the core, and this core comprises: film; And the anti-blushing agent layer, be coated in the surface of film.For example, anti-blushing agent is organosilicon or Organic fluoride and polymer, uses anti-blushing agent to thin film coated, has changed the surface tension of film to water, makes the hydrophobic angle of film greater than 90 °.
Between anti-blushing agent layer and film, also be coated with flame retardant layer.Fire retardant can be phosphorus system, silicon system also can be inorganic, can also be the combination of organic fire-retardant and inorganic combustion inhibitor.
In addition, be coated with the anti-blushing agent layer on the two sides of film.
Between the two sides of film and anti-blushing agent layer, be coated with respectively flame retardant layer.
Alternatively, be coated with flame retardant layer on a surface of film, be coated with the anti-blushing agent layer on another surface.
In addition, be coated with respectively the anti-blushing agent layer on the two sides on top layer.Between the anti-blushing agent layer on the inner surface on top layer and top layer, be coated with flame retardant layer.Wherein, the top layer is resin material.
According to a further aspect in the invention, provide a kind of method of making the damp proof insulation blanket, may further comprise the steps: the preparation core; And cover the top layer at core, wherein, the step of preparation core comprises: the surface at film applies anti-blushing agent.
Wherein, the step of preparation core also comprises: applying fire retardant before applying anti-blushing agent.
In addition, all apply anti-blushing agent on the two sides of film.
Applying fire retardant respectively between the two sides of film and anti-blushing agent.
Alternatively, applying fire retardant on a surface of film, the upper anti-blushing agent that applies in another surface.
In addition, apply respectively anti-blushing agent on the two sides on top layer.Applying fire retardant between the anti-blushing agent on the inner surface on top layer and top layer.Wherein, the top layer is resin material.
A plurality of cores are successively stacked up, carry out heat seal with the top layer and process.
When thin polymer film is made, add fire retardant (pre-treatment), make film have oxygen index (OI) (LOI) and must be no less than 30% flame retardant effect; At thin polymer film surface (one side or two-sided) applying fire retardant.But in order to reach better technique effect, fire retardant applies the coating prior to damp-proof layer usually; Then according to the insulation rank of insulated target, a plurality of cores that are coated with fire retardant and anti-blushing agent are successively stacked up carry out heat seal (or ultrasonic sealing) with the top layer and process to form insulated target.
Fig. 2 is the structural representation according to the first embodiment of damp proof insulation blanket of the present invention.
As shown in Figure 2, the core 102 of this damp proof insulation blanket anti-blushing agent layer 206 that comprises film 202 and be coated in the film two sides.
Fig. 3 is the structural representation according to the second embodiment of damp proof insulation blanket of the present invention.
As shown in Figure 3, the core 102 of this damp proof insulation blanket comprises film 202, is coated in the flame retardant layer 204 on film two sides and is coated in anti-blushing agent layer 206 on the flame retardant layer two sides.
Fig. 4 is the structural representation according to the 3rd embodiment of damp proof insulation blanket of the present invention.
As shown in Figure 4, the core 102 of this damp proof insulation blanket comprises film 202, is coated in the flame retardant layer 204 of film one side and the anti-blushing agent layer 206 that is coated in the film another side.
Fig. 5 is the structural representation according to the 4th embodiment of damp proof insulation blanket of the present invention.
As shown in Figure 5, the top layer 104 of this damp proof insulation blanket comprises top layer core 208, is coated in the anti-blushing agent layer 206 on this core two sides, top layer.
Fig. 6 is the structural representation according to the 5th embodiment of damp proof insulation blanket of the present invention.
As shown in Figure 6, the top layer 104 of this damp proof insulation blanket comprises top layer core 208, is coated in the anti-blushing agent layer 206 on this core two sides, top layer, and the flame retardant layer 204 between the anti-blushing agent layer on top layer core inner surface and top layer.
Insulated target in above-described embodiment 2 and 3 has moisture resistance and anti-flammability, and wherein, the standard of weighing moisture resistance is that (1) hydrophobic angle is greater than 90 °; (2) at 23 ± 0.5 ℃, under 90% the high humility, dielectric voltage withstand can also reach insulated target withstand voltage levels at different levels; The standard of weighing anti-flammability is when insulated target electric arc ignites, and reaches from fire and certainly puts out level, and fire-retardant quantization level is that oxygen index (OI) (LOI) is not less than 30%.
In the prior art, Japanese insulated target adopts EVA (ethylene-vinyl acetate copolymer) film to be formed by stacking, and U.S.'s insulated target adopts rubber hot-forming, and bad because of flexibility, China seldom uses.
In the specific implementation, insulated target of the present invention can adopt the thin polymer film that meets following condition:
The normal temperature flexibility is good; High and low temperature flexibility (in-40 ℃ of-60 ℃ of temperature ranges, also have excellent flexibility, be fit to the livewire work under the cold conditions) is good; To human body nontoxic (comprising analyte); Has excellent electrical insulative property.Can also further carry out protection against the tide to the thin polymer film (single film or modified film more than two kinds and two kinds) that meets above-mentioned condition processes.
In sum, damp proof insulation blanket of the present invention has standard compliant fire resistance, humidity resistance, can accomplish that the livewire work leakage current is very little under the wet weather condition, reduces the injury to operating personnel, is difficult for having an accident; And in case flashover occurs, can stop flame expansion effect, and have other outstanding electric properties, reach or be higher than the current standard requirement.
Be the preferred embodiments of the present invention only below, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (15)
1. damp proof insulation blanket comprises: core and cover top layer on the described core, it is characterized in that, and described core comprises:
Film; And
The anti-blushing agent layer is coated in the surface of described film;
Wherein between described anti-blushing agent layer and described film, also be coated with flame retardant layer; By using anti-blushing agent to described thin film coated, make the hydrophobic angle of described film greater than 90 °, by adding fire retardant, make film have oxygen index (OI) and be no less than 30% flame retardant effect.
2. damp proof insulation blanket according to claim 1 is characterized in that, is coated with described anti-blushing agent layer on the two sides of described film.
3. damp proof insulation blanket according to claim 2 is characterized in that, is coated with respectively described flame retardant layer between the two sides of described film and described anti-blushing agent layer.
4. damp proof insulation blanket according to claim 1 is characterized in that, is coated with described flame retardant layer on a surface of described film, is coated with described anti-blushing agent layer on another surface.
5. each described damp proof insulation blanket in 4 according to claim 1 is characterized in that, is coated with respectively described anti-blushing agent layer on the two sides on described top layer.
6. damp proof insulation blanket according to claim 5 is characterized in that, is coated with described flame retardant layer between the anti-blushing agent layer on the inner surface on described top layer and described top layer.
7. damp proof insulation blanket according to claim 6 is characterized in that, described top layer is resin material.
8. method of making the damp proof insulation blanket may further comprise the steps:
The preparation core; And
Cover the top layer at described core,
It is characterized in that, the step of described preparation core comprises:
Surface at film applies anti-blushing agent, goes back applying fire retardant before applying described anti-blushing agent; By using anti-blushing agent to described thin film coated, make the hydrophobic angle of described film greater than 90 °, by adding fire retardant, make film have oxygen index (OI) and be no less than 30% flame retardant effect.
9. method according to claim 8 is characterized in that, all applies described anti-blushing agent on the two sides of described film.
10. method according to claim 9 is characterized in that, applies respectively described fire retardant between the two sides of described film and described anti-blushing agent.
11. method according to claim 8 is characterized in that, applies described fire retardant on a surface of described film, the described anti-blushing agent of the upper coating in another surface.
12. each described method in 11 is characterized in that according to claim 8, applies respectively described anti-blushing agent on the two sides on described top layer.
13. method according to claim 12 is characterized in that, applies described fire retardant between the anti-blushing agent on the inner surface on described top layer and described top layer.
14. method according to claim 13 is characterized in that, described top layer is resin material.
15. each described method in 11 and 13 to 14 is characterized in that according to claim 8, also comprises:
A plurality of described cores are successively stacked up, carry out heat seal with described top layer and process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810170507 CN101722688B (en) | 2008-10-17 | 2008-10-17 | Moisture-proof insulating mat and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810170507 CN101722688B (en) | 2008-10-17 | 2008-10-17 | Moisture-proof insulating mat and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101722688A CN101722688A (en) | 2010-06-09 |
| CN101722688B true CN101722688B (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200810170507 Active CN101722688B (en) | 2008-10-17 | 2008-10-17 | Moisture-proof insulating mat and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080349A (en) * | 1993-03-20 | 1994-01-05 | 原新明 | Production method of heat-insulating flame-retardant hollow wall material |
| CN2182052Y (en) * | 1993-12-12 | 1994-11-09 | 金华市二轻工业科学研究所 | Composite finishing insulation plus material |
| EP1245749A2 (en) * | 2001-03-28 | 2002-10-02 | VÖWA WERTSTOFFTECHNIK GmbH | Insulating panel |
| CN101166626A (en) * | 2005-04-20 | 2008-04-23 | 欧文斯科宁知识产权资产有限公司 | Faced fibrous insulation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101281802A (en) * | 2008-05-16 | 2008-10-08 | 卢儒 | Flame-proof self-extinguishing type thin film mica tape |
-
2008
- 2008-10-17 CN CN 200810170507 patent/CN101722688B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080349A (en) * | 1993-03-20 | 1994-01-05 | 原新明 | Production method of heat-insulating flame-retardant hollow wall material |
| CN2182052Y (en) * | 1993-12-12 | 1994-11-09 | 金华市二轻工业科学研究所 | Composite finishing insulation plus material |
| EP1245749A2 (en) * | 2001-03-28 | 2002-10-02 | VÖWA WERTSTOFFTECHNIK GmbH | Insulating panel |
| CN101166626A (en) * | 2005-04-20 | 2008-04-23 | 欧文斯科宁知识产权资产有限公司 | Faced fibrous insulation |
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| Publication number | Publication date |
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| CN101722688A (en) | 2010-06-09 |
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Owner name: STATE ELECTRIC NET CROP. WENLING CITY POWER INSULL Free format text: FORMER OWNER: WENLING CITY POWER INSULLATING EQUIOPMENT CO., LTD. Effective date: 20130114 |
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Effective date of registration: 20130114 Address after: 100045 Beijing city Xicheng District Fuxingmenwai No. 1 Nan Xiang Di Zang an Applicant after: North China Electrical Power Research Institute LLC Applicant after: State Grid Corporation of China Applicant after: Wenling City Power Insullating Equiopment Co., Ltd. Address before: 100045 Beijing Fuxingmenwai No. 1 Nan Xiang Di Zang an Applicant before: North China Electrical Power Research Institute LLC Applicant before: Wenling City Power Insullating Equiopment Co., Ltd. |
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