CN103325505B - High-temperature flame-proof synthetic crystal insulating tape and production technology thereof - Google Patents
High-temperature flame-proof synthetic crystal insulating tape and production technology thereof Download PDFInfo
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- CN103325505B CN103325505B CN201310202010.9A CN201310202010A CN103325505B CN 103325505 B CN103325505 B CN 103325505B CN 201310202010 A CN201310202010 A CN 201310202010A CN 103325505 B CN103325505 B CN 103325505B
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Abstract
The invention discloses a kind of high-temperature flame-proof synthetic crystal insulating tape, this crystalline insulator band has moisture barrier properties, and has further heat-resistant fireproof characteristic; The invention also discloses the technique of producing aforementioned crystalline insulator band.High-temperature flame-proof synthetic crystal insulating tape of the present invention, for comprising the one side synthetic mica tape of six Rotating fields or comprising the two-sided synthetic mica tape of eleventh floor structure; Six layers of one side synthetic mica tape are followed successively by from top to bottom: flame retardant layer, polyester film, adhesive-layer, alkali-free glass cloth, adhesive-layer, synthetic mica paper; The two-sided synthetic mica tape of eleventh floor is followed successively by from top to bottom: flame retardant layer, polyester film, adhesive-layer, alkali-free glass cloth, adhesive-layer, synthetic mica paper, adhesive-layer, alkali-free glass cloth, adhesive-layer, polyester film, flame retardant layer; Described adhesive-layer adopts organic siliconresin or epoxy resin adhesive, and described flame retardant layer adopts phosphorus-nitrogen combustion inhibitor.The invention also discloses the production technology of above-mentioned high-temperature flame-proof synthetic crystal insulating tape.
Description
Technical field
The present invention relates to a kind of insulating material and production technology thereof, particularly synthetic mica tape and production technology thereof.
Background technology
Synthetic crystal insulating tape refers generally to synthetic mica tape, it is widely used in the hot-face insulation packaging of cable, conventional structure is wound around one deck high-temperature flame-proof mica tape outside the conductive copper core of cable, existing high-temperature flame-proof mica tape is generally divided into one side and bilateral structure, it generally only comprises glass fabric layer, adhesive-layer and mica paper; This mica tape has high temperature resistant and fire resistance in use, but does not have moisture-proof function; When meeting with fire, flame can destroy the insulating barrier of the outside of circuit, and the time that the high-temperature stability of mica tape makes whole cable damage postpones, but, if now run into the spray of fire water or rainwater, after mica tape makes moist, lose self-characteristic, namely cable is destroyed, cannot be reliable and practical.
Summary of the invention
Technical problem to be solved by this invention provides a kind of high-temperature flame-proof synthetic crystal insulating tape, and this crystalline insulator band has moisture barrier properties, and has further heat-resistant fireproof characteristic; The invention also discloses the technique of producing aforementioned crystalline insulator band.
The technical solution adopted for the present invention to solve the technical problems is: high-temperature flame-proof synthetic crystal insulating tape, for comprising the one side synthetic mica tape of six Rotating fields or comprising the two-sided synthetic mica tape of eleventh floor structure;
Six layers of one side synthetic mica tape are followed successively by from top to bottom: flame retardant layer, polyester film, adhesive-layer, alkali-free glass cloth, adhesive-layer, synthetic mica paper;
The two-sided synthetic mica tape of eleventh floor is followed successively by from top to bottom: flame retardant layer, polyester film, adhesive-layer, alkali-free glass cloth, adhesive-layer, synthetic mica paper, adhesive-layer, alkali-free glass cloth, adhesive-layer, polyester film, flame retardant layer;
Described adhesive-layer adopts organic siliconresin or epoxy resin adhesive, and described flame retardant layer adopts phosphorus-nitrogen combustion inhibitor.
Further: the upper and lower surface of above-mentioned polyester film is coated with nano level phosphorus-nitrogen combustion inhibitor.
Further: the thickness of high-temperature flame-proof synthetic crystal insulating tape of the present invention is 0.09 ~ 0.18mm; Wherein, the content of mica is 37 ~ 50%.
Further: the adhesive-layer of above-mentioned synthetic mica paper both sides adopts organic siliconresin, and the adhesive-layer between polyester film and alkali-free glass cloth adopts epoxy resin adhesive.
The invention also discloses the production technology of above-mentioned any one high-temperature flame-proof synthetic crystal insulating tape, comprise following steps:
(1) bonding agent and diluent are diluted, modulate peptizing agent;
(2) peptizing agent obtained for step (1) is injected cement dipping machine, alkali-free glass cloth is put into cement dipping machine, makes the tow sides of alkali-free glass cloth all immerse peptizing agent;
(3) synthetic mica paper is put into cement dipping machine, make the single or double of synthetic mica paper immerse peptizing agent;
(4) alkali-free glass cloth that step (2) is obtained is laid in upper surface or the upper and lower surface of synthetic mica paper obtained in step (3);
(5) phosphorus-nitrogen combustion inhibitor powder water is modulated into phosphorus-nitrogen combustion inhibitor solution;
(6) with phosphorus-nitrogen combustion inhibitor solution that high-pressure spray gun will obtain in polyester film upper and lower surface spraying process (5) uniformly;
(7) polyester film obtained in step (6) is laid in the alkali-free glass cloth surface in step (4), obtains the high-temperature flame-proof synthetic crystal insulating tape without roll-in;
(8) the high-temperature flame-proof synthetic crystal insulating tape without roll-in obtained in step (7) is sent into rolling device and carry out roll-in compound, obtain high-temperature flame-proof synthetic crystal insulating tape idiosome;
(9) high-temperature flame-proof synthetic crystal insulating tape idiosome obtained in step (8) is sent into dryer to dry, after oven dry, carry out rolling;
(10) the high-temperature flame-proof synthetic crystal insulating tape after rolling is sent into cutting machine to cut, the obtained high-temperature flame-proof synthetic crystal insulating tape being applicable to specification.
Further: the rolling device in above-mentioned steps (8) is setting roll or dry compound machine.
Further: the bake out temperature in above-mentioned steps (9) is 60 DEG C ~ 150 DEG C; Drying time is 8 ~ 12 minutes.
The present invention compared with prior art has the following advantages:
The invention discloses a kind of high-temperature flame-proof synthetic crystal insulating tape, this crystalline insulator band is synthetic mica tape, be divided into one side and two-sided, selecting alkali-free glass cloth as strengthening course, meanwhile, alkali-free glass cloth is bonded with the polyester film with moisture-proof function, polyester film is coated with fire retardant; This structure ensure that comparing conventional cloud master tape has moisture-proof function characteristic not to the utmost, and further increases the flame-retarding characteristic of whole synthetic mica tape;
The invention also discloses the production technology of above-mentioned high-temperature flame-proof synthetic crystal insulating tape, whole production process ensure that gluing uniformity and adhesive strength, and meanwhile, whole production technology is mostly realized by plant equipment, production efficiency is high, and the quality of production is stablized.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fire-resistant synthetic crystal insulating tape of double-sided elevated temperature;
Fig. 2 is the structural representation of the fire-resistant synthetic crystal insulating tape of single-side high temperature.
Description of reference numerals:
1-synthetic mica paper, 2-adhesive-layer, 3-alkali-free glass cloth, 4-polyester film, 5-flame retardant layer.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the invention is described:
As depicted in figs. 1 and 2, it illustrates a kind of embodiment of high-temperature flame-proof synthetic crystal insulating tape of the present invention, Fig. 2 shows the one side synthetic mica tape comprising six Rotating fields, and Fig. 1 shows the two-sided synthetic mica tape comprising eleventh floor structure;
Above-mentioned six layers of one side synthetic mica tape are followed successively by from top to bottom: flame retardant layer 5, polyester film 4, adhesive-layer 2, alkali-free glass cloth 3, adhesive-layer 2, synthetic mica paper 1;
The two-sided synthetic mica tape of above-mentioned eleventh floor is followed successively by from top to bottom: flame retardant layer 5, polyester film 4, adhesive-layer 2, alkali-free glass cloth 3, adhesive-layer 2, synthetic mica paper 1, adhesive-layer 2, alkali-free glass cloth 3, adhesive-layer 2, polyester film 4, flame retardant layer 5;
Described adhesive-layer adopts organic siliconresin or epoxy resin adhesive, and described flame retardant layer adopts phosphorus-nitrogen combustion inhibitor.
In order to ensure that polyester film 4 can play fire-retardant and moisture-proof role to greatest extent under the protection of fire retardant, the upper and lower surface of above-mentioned polyester film 4 is coated with nano level phosphorus-nitrogen combustion inhibitor.
High-temperature flame-proof synthetic crystal insulating tape of the present invention, common thickness is 0.09 ~ 0.18mm; Wherein, the content of mica is 37 ~ 50%.
For the selection of bonding agent, organic siliconresin bonding agent has high temperature resistant, and meets the SiO that high temperature postforming becomes densification
2characteristic, it is suitable as the adhesive-layer of synthetic mica paper 1 both sides very much; Meanwhile, epoxy resin adhesive has corrosion-resistant, and moistureproof characteristic, it is suitable as the adhesive-layer between polyester film and alkali-free glass cloth very much.
The invention also discloses the production technology of above-mentioned any one high-temperature flame-proof synthetic crystal insulating tape, comprise following steps:
(1) bonding agent and diluent are diluted, modulate peptizing agent;
(2) peptizing agent obtained for step (1) is injected cement dipping machine, alkali-free glass cloth is put into cement dipping machine, makes the tow sides of alkali-free glass cloth all immerse peptizing agent;
(3) synthetic mica paper is put into cement dipping machine, make the single or double of synthetic mica paper immerse peptizing agent;
(4) alkali-free glass cloth that step (2) is obtained is laid in upper surface or the upper and lower surface of synthetic mica paper obtained in step (3);
(5) phosphorus-nitrogen combustion inhibitor powder water is modulated into phosphorus-nitrogen combustion inhibitor solution;
(6) with phosphorus-nitrogen combustion inhibitor solution that high-pressure spray gun will obtain in polyester film upper and lower surface spraying process (5) uniformly;
(7) polyester film obtained in step (6) is laid in the alkali-free glass cloth surface in step (4), obtains the high-temperature flame-proof synthetic crystal insulating tape without roll-in;
(8) the high-temperature flame-proof synthetic crystal insulating tape without roll-in obtained in step (7) is sent into rolling device and carry out roll-in compound, obtain high-temperature flame-proof synthetic crystal insulating tape idiosome;
(9) high-temperature flame-proof synthetic crystal insulating tape idiosome obtained in step (8) is sent into dryer to dry, after oven dry, carry out rolling;
(10) the high-temperature flame-proof synthetic crystal insulating tape after rolling is sent into cutting machine to cut, the obtained high-temperature flame-proof synthetic crystal insulating tape being applicable to specification.
Further, the rolling device in above-mentioned steps (8) is setting roll or dry compound machine.
Preferably, the bake out temperature in above-mentioned steps (9) is 60 DEG C ~ 150 DEG C; Drying time is 8 ~ 12 minutes; Whole drying course selects the mode of repeated drying as far as possible, and each bake out temperature raises gradually, and the drying time general control of single was at 2 ~ 3 minutes.
By reference to the accompanying drawings the preferred embodiment for the present invention is explained in detail above, but the invention is not restricted to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from present inventive concept.
Do not depart from the spirit and scope of the present invention and can make other changes many and remodeling.Should be appreciated that and the invention is not restricted to specific execution mode, scope of the present invention is defined by the following claims.
Claims (6)
1. a production technology for high-temperature flame-proof synthetic crystal insulating tape, described high-temperature flame-proof synthetic crystal insulating tape is comprise the one side synthetic mica tape of six Rotating fields or comprise the two-sided synthetic mica tape of eleventh floor structure; Six layers of one side synthetic mica tape are followed successively by from top to bottom: flame retardant layer (5), polyester film (4), adhesive-layer, alkali-free glass cloth (3), adhesive-layer, synthetic mica paper (1); The two-sided synthetic mica tape of eleventh floor is followed successively by from top to bottom: flame retardant layer (5), polyester film (4), adhesive-layer, alkali-free glass cloth (3), adhesive-layer, synthetic mica paper (1), adhesive-layer, alkali-free glass cloth, adhesive-layer, polyester film, flame retardant layer; Described adhesive-layer adopts organic siliconresin or epoxy resin adhesive, and described flame retardant layer adopts phosphorus-nitrogen combustion inhibitor;
Described production technology comprises following steps:
(1) bonding agent and diluent are diluted, modulate peptizing agent;
(2) peptizing agent obtained for step (1) is injected cement dipping machine, alkali-free glass cloth is put into cement dipping machine, makes the tow sides of alkali-free glass cloth all immerse peptizing agent;
(3) synthetic mica paper is put into cement dipping machine, make the single or double of synthetic mica paper immerse peptizing agent;
(4) alkali-free glass cloth that step (2) is obtained is laid in upper surface or the upper and lower surface of synthetic mica paper obtained in step (3);
(5) phosphorus-nitrogen combustion inhibitor powder water is modulated into phosphorus-nitrogen combustion inhibitor solution;
(6) with phosphorus-nitrogen combustion inhibitor solution that high-pressure spray gun will obtain in polyester film upper surface spraying process (5) uniformly;
(7) polyester film obtained in step (6) is laid in the alkali-free glass cloth surface in step (4), obtains the high-temperature flame-proof synthetic crystal insulating tape without roll-in;
(8) the high-temperature flame-proof synthetic crystal insulating tape without roll-in obtained in step (7) is sent into rolling device and carry out roll-in compound, obtain high-temperature flame-proof synthetic crystal insulating tape idiosome;
(9) high-temperature flame-proof synthetic crystal insulating tape idiosome obtained in step (8) is sent into dryer to dry, after oven dry, carry out rolling;
(10) the high-temperature flame-proof synthetic crystal insulating tape after rolling is sent into cutting machine to cut, the obtained high-temperature flame-proof synthetic crystal insulating tape being applicable to specification.
2. the production technology of high-temperature flame-proof synthetic crystal insulating tape as claimed in claim 1, is characterized in that: the upper surface of described polyester film (4) is coated with nano level phosphorus-nitrogen combustion inhibitor.
3. the production technology of high-temperature flame-proof synthetic crystal insulating tape as claimed in claim 1, is characterized in that: the thickness of high-temperature flame-proof synthetic crystal insulating tape is 0.09 ~ 0.18mm; Wherein, the content of mica is 37 ~ 50%.
4. the production technology of high-temperature flame-proof synthetic crystal insulating tape as claimed in claim 1, it is characterized in that: the adhesive-layer between synthetic mica paper and alkali-free glass cloth adopts organic siliconresin bonding agent, the adhesive-layer between polyester film and alkali-free glass cloth adopts epoxy resin adhesive.
5. the production technology of high-temperature flame-proof synthetic crystal insulating tape as claimed in claim 1, is characterized in that: the rolling device in step (8) is setting roll or dry compound machine.
6. the production technology of high-temperature flame-proof synthetic crystal insulating tape as claimed in claim 1, is characterized in that: the bake out temperature in described step (9) is 60 DEG C ~ 150 DEG C; Drying time is 8 ~ 12 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310202010.9A CN103325505B (en) | 2013-05-27 | 2013-05-27 | High-temperature flame-proof synthetic crystal insulating tape and production technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310202010.9A CN103325505B (en) | 2013-05-27 | 2013-05-27 | High-temperature flame-proof synthetic crystal insulating tape and production technology thereof |
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| Publication Number | Publication Date |
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| CN103325505A CN103325505A (en) | 2013-09-25 |
| CN103325505B true CN103325505B (en) | 2015-09-02 |
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| CN201310202010.9A Expired - Fee Related CN103325505B (en) | 2013-05-27 | 2013-05-27 | High-temperature flame-proof synthetic crystal insulating tape and production technology thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810295A (en) * | 2016-02-04 | 2016-07-27 | 北京倚天凌云科技股份有限公司 | Warp and weft yarn fireproof mica tape |
| CN106125216B (en) * | 2016-07-01 | 2023-06-23 | 江苏亨通光电股份有限公司 | High-grade flame-retardant fire-resistant optical cable |
| CN106782762A (en) * | 2016-12-29 | 2017-05-31 | 盐城工学院 | A kind of one side composite mica tape |
| CN110853814A (en) * | 2019-11-28 | 2020-02-28 | 徐州蓝格数字科技有限公司 | Information interference-free cable structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071780A (en) * | 1992-09-11 | 1993-05-05 | 张永成 | Non-inflammable mica tape |
| CN201104310Y (en) * | 2007-09-11 | 2008-08-20 | 湖北平安电工材料有限公司 | Mica tape |
| CN101417885A (en) * | 2008-10-23 | 2009-04-29 | 北京倚天凌云云母科技有限公司 | Processing method of fire resistant mica tape and structure |
| EP2081278A2 (en) * | 2008-01-17 | 2009-07-22 | ALSTOM Technology Ltd | Conductor bar for a rotating electrical machine |
| CN202084359U (en) * | 2011-06-09 | 2011-12-21 | 天津市银山电缆材料科技有限公司 | Novel environment-friendly synthetic multilayer fire-proof mica tape |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008227436A (en) * | 2007-03-08 | 2008-09-25 | Okabe Mica Co Ltd | Dynamo-electric-machine coil using multilayer reconstituted mica tape |
-
2013
- 2013-05-27 CN CN201310202010.9A patent/CN103325505B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071780A (en) * | 1992-09-11 | 1993-05-05 | 张永成 | Non-inflammable mica tape |
| CN201104310Y (en) * | 2007-09-11 | 2008-08-20 | 湖北平安电工材料有限公司 | Mica tape |
| EP2081278A2 (en) * | 2008-01-17 | 2009-07-22 | ALSTOM Technology Ltd | Conductor bar for a rotating electrical machine |
| CN101417885A (en) * | 2008-10-23 | 2009-04-29 | 北京倚天凌云云母科技有限公司 | Processing method of fire resistant mica tape and structure |
| CN202084359U (en) * | 2011-06-09 | 2011-12-21 | 天津市银山电缆材料科技有限公司 | Novel environment-friendly synthetic multilayer fire-proof mica tape |
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| CN103325505A (en) | 2013-09-25 |
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Granted publication date: 20150902 Termination date: 20200527 |