CN202751886U - Base material with superfine glass fiber coating film - Google Patents
Base material with superfine glass fiber coating film Download PDFInfo
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- CN202751886U CN202751886U CN 201220397286 CN201220397286U CN202751886U CN 202751886 U CN202751886 U CN 202751886U CN 201220397286 CN201220397286 CN 201220397286 CN 201220397286 U CN201220397286 U CN 201220397286U CN 202751886 U CN202751886 U CN 202751886U
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- glass fiber
- superfine glass
- base material
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- fiber coating
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Abstract
The utility model provides a base material with superfine glass fiber coating film. The base material with the superfine glass fiber coating film comprises a superfine glass fiber expanded cloth, and teflon immersion treatment layers are arranged on the upper layer and the lower layer of the superfine glass fiber expanded cloth. And a composite teflon micro-hole film can be hot pressed on one surface of the immersion treatment layer. The base material with the superfine glass fiber coating film is obviously improved in temperature endurance, corrosion resistance and filtering effect and other aspects. The base material with the superfine glass fiber coating film is low in producing cost and long in service life, and can meet the requirement of film coating processing, and is a novel filtering material with excellent cost performance.
Description
Technical field
The utility model relates to Environmental-protecting dust-removing filtrate field, and a kind of overlay film base material is provided, the tectorial backing material that especially a kind of superfine glass fiber is made.
Background technology
The advantages such as sack cleaner is wide with its applicable working condition, filtering accuracy is high, use increasingly extensive, and as sack cleaner core---filtering material is developed to surface filtration by in-depth filtration especially.
At present, high-temperature flue gas filtration material mainly contains two kinds of high temperature resistant needle punched filter material and heat resisting film-coating filtrates, and the heat resisting film-coating filtrate is owing to having the high temperature resistance filtration material that higher filter efficiency becomes main exploitation than high temperature resistant needle punched filter material.By the expanding microporous polytetrafluoroethylene (PTFE) film of glass fabric surface recombination (eFFFE) make glass fibre/PTFE high temperature hot pressing coated filter material is the efficient filtrate of high-performance.Such coated filter material combines the advantage of glass fibre and FFFE film, have high temperature resistant, efficiency of dust collection is high and the good characteristic of long service life.The glass tectorial backing material is the key foundation material of the efficient coated filter material of preparation high-performance, and its technical merit and performance indications have important supporting role to prepared high-performance coated filter material performance.
Existing glass tectorial backing material adopts the simple glass fiber to make, and filament diameter is generally at 7-11 μ m, because the folding resistance of glass fibre is slightly poor, has therefore limited to a certain extent its application industry.Simultaneously, because factors such as production technology and aftertreatment technologys, folding resistance, the corrosion resistance of glass tectorial backing material product, the performance indications such as associativity of refusing water grease proofness, base material and film can not fully satisfy instructions for use.
The utility model content
The purpose of this utility model provides a kind of high-performance superfine glass varicosity tectorial backing material of physical and chemical index excellence, satisfies the instructions for use of high-end glass varicosity coated filter material.
Realize tectorial backing material of the present utility model, comprise superfine glass fiber varicosity cloth, be provided with polytetrafluoroethylene (PTFE) impregnation process layer on the upper and lower surface of described superfine glass fiber varicosity cloth.
The coated filter material that above-mentioned tectorial backing material is made can be at described impregnation process layer one surperficial hot pressing ptfe composite microporous membrane.
The superfine glass fiber tectorial backing material that the utility model provides, the aspects such as temperature tolerance, corrosion-resistant, filter effect all significantly improve, and its production cost is lower, long service life, can fully satisfy the requirement of overlay film processing.The coated filter material that uses this tectorial backing material to make can be widely used in filtrating smoke dust and the product-collecting of the industries such as iron and steel, cement, power plant, chemical industry, smelting, is a kind of novel filter material of cost performance excellence.
Description of drawings
Fig. 1 is the utility model superfine glass fiber coated filter material schematic diagram
As shown in the figure, 2 is superfine glass fiber varicosity cloth, 1 and 3 be varicosity cloth 2 upper and lower surfaces polytetrafluoroethylene (PTFE) impregnation process layer, at the surperficial hot pressing ptfe composite microporous membrane of impregnation process layer 1.
The specific embodiment
Embodiment one
The preparation method of the utility model superfine glass fiber varicosity tectorial backing material comprises the steps:
1, after quality raw materials clean, drops into 1350 ℃ of kilns, make system through yarn after the high temperature melting, make the superfine glass fiber yarn of filament diameter 3.8-5.5 μ m.Move back solution and also be spun into respectively warp thread and weft yarn behind the sth. made by twisting, warp thread is made warp beam by warping, and weft yarn is woven into 750g/ ㎡ glass-fiber-fabric jointly by after the varicosity deformation processing.
2, the 750g/ ㎡ glass filter cloth that will weave carries out hot cleaning treatment, removes the various auxiliary agents of fabric face by high temperature, so that following process; The temperature of hot cleaning treatment is 200 ℃-450 ℃, and the speed of service is 6m/min.
3, the filter cloth that cleaned carries out pre-preg to be processed, and impregnating speed is 5m/min, and treatment formulations is as follows:
4, carried out volatilization after impregnation process and processed, adopted the constant temperature low speed processes, temperature is controlled at 88 ± 2 ℃, at goods speed of service 5m/min.By hot air circulation moisture is taken away, be conducive to the eliminating of internal moisture and avoid moisture retention at material internal, the moisture evaporation forms the pore vestige at material surface when causing flash baking, affects the post processing effect; Bake out temperature is 210 ℃, and drying rate is 6m/min; Guarantee base material rapid draing and reach instructions for use.
5, sintering temperature is 320 ℃, is the critical softening temperature of PTFE, is beneficial to the combination with base material, makes the sufficient combination of polytetrafluoroethylene (PTFE) molecule and material.Material speed of service in sintering machine is 5m/min, 275 ℃ of heat setting temperatures, and thermal finalization speed is 5m/min.Dry, the shaping area temperature is high, can make PTFE molecule in the maceration extract be coated on the surface of fiber in the effect of temperature and auxiliary agent.Cross substrate surface after the thermal finalization smooth, smooth, be conducive to the overlay film processing of later process.The technological innovation of aftertreatment technology, Effective Raise anti-oxidant, corrosion-resistant, the temperature resistant capability of glass tectorial backing material, strengthen the filtrate hydrophobicity, improved the filtering accuracy of filtrate, increase the service life.Wherein base material is powerful improves more than 70%.
Embodiment two
The preparation method of the utility model superfine glass fiber varicosity tectorial backing material comprises the steps:
1, after quality raw materials clean, drops into 1350 ℃ of kilns, make system through yarn after the high temperature melting, make the superfine glass fiber yarn of filament diameter 3.8-5.5 μ m.Move back solution and also be spun into respectively warp thread and weft yarn behind the sth. made by twisting, warp thread is made warp beam by warping, and weft yarn is woven into 470g/ ㎡ glass-fiber-fabric jointly by after the varicosity deformation processing.
2, the 470g/ ㎡ glass filter cloth that will weave carries out hot cleaning treatment, removes the various auxiliary agents of fabric face by high temperature, so that following process; The temperature of hot cleaning treatment is 200 ℃-450 ℃, and the speed of service is 8m/min.
3, the filter cloth that cleaned carries out pre-preg to be processed, and impregnating speed is 6m/min, and treatment formulations is as follows:
4, the constant temperature low speed processes is adopted in the processing of volatilizing after impregnation process, and temperature is controlled at 90 ± 2 ℃, at goods speed of service 7m/min.By hot air circulation moisture is taken away, be conducive to the eliminating of internal moisture and avoid moisture retention at material internal, the moisture evaporation forms the pore vestige at material surface when causing flash baking, affects the post processing effect; Bake out temperature is 200 ℃, and drying rate is 7m/min; Guarantee base material rapid draing and reach instructions for use.
5, sintering temperature is 320 ℃, is the critical softening temperature of PTFE, is beneficial to the combination with base material, makes the sufficient combination of polytetrafluoroethylene (PTFE) molecule and material.Material speed of service in sintering machine is 7m/min, 275 ℃ of heat setting temperatures, and thermal finalization speed is 7m/min.Dry, the shaping area temperature is high, can make PTFE molecule in the maceration extract be coated on the surface of fiber in the effect of temperature and auxiliary agent.Cross substrate surface after the thermal finalization smooth, smooth, be conducive to the overlay film processing of later process.The technological innovation of aftertreatment technology, Effective Raise anti-oxidant, corrosion-resistant, the temperature resistant capability of glass tectorial backing material, strengthen the filtrate hydrophobicity, improved the filtering accuracy of filtrate, increase the service life.Wherein base material is powerful improves more than 70%.
The utility model beneficial effect is as follows: the raw material choose superfine glass fiber, significantly promote folding resistance and the wearability of base material, prolong the service life of base material, this utility model glass tectorial backing material is anti-oxidant, corrosion-resistant, temperature resistant capability improves, strengthen the filtrate hydrophobicity, improved the filtering accuracy of filtrate, increased the service life.Wherein base material is powerful improves more than 70%.
Claims (2)
1. a superfine glass fiber tectorial backing material is characterized in that: comprise superfine glass fiber varicosity cloth, be provided with polytetrafluoroethylene (PTFE) impregnation process layer on the upper and lower surface of described superfine glass fiber varicosity cloth.
2. the coated filter material made of tectorial backing material according to claim 1 is characterized in that, at described impregnation process layer one surperficial hot pressing ptfe composite microporous membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220397286 CN202751886U (en) | 2012-08-10 | 2012-08-10 | Base material with superfine glass fiber coating film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220397286 CN202751886U (en) | 2012-08-10 | 2012-08-10 | Base material with superfine glass fiber coating film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202751886U true CN202751886U (en) | 2013-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220397286 Expired - Lifetime CN202751886U (en) | 2012-08-10 | 2012-08-10 | Base material with superfine glass fiber coating film |
Country Status (1)
| Country | Link |
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| CN (1) | CN202751886U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785224A (en) * | 2014-02-14 | 2014-05-14 | 营口市洪源玻纤科技有限公司 | Glass fiber and PTFE (Polytetrafluoroethylene) fiber blended filter material and preparation method thereof |
| CN104623977A (en) * | 2015-02-04 | 2015-05-20 | 辽宁鸿盛环境技术集团有限公司 | High silica fiber woven tectorial membrane filter material for coal-fired boiler and preparation method of high silica fiber woven tectorial membrane filter material |
| CN107638739A (en) * | 2017-10-26 | 2018-01-30 | 中材科技股份有限公司 | A kind of preparation method of the filtering material with catalytic denitration function |
| CN109621750A (en) * | 2019-01-07 | 2019-04-16 | 浙江净膜环保有限责任公司 | The two-sided covering material of polytetrafluoroethylene (PTFE) |
-
2012
- 2012-08-10 CN CN 201220397286 patent/CN202751886U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785224A (en) * | 2014-02-14 | 2014-05-14 | 营口市洪源玻纤科技有限公司 | Glass fiber and PTFE (Polytetrafluoroethylene) fiber blended filter material and preparation method thereof |
| CN103785224B (en) * | 2014-02-14 | 2015-09-30 | 营口市洪源玻纤科技有限公司 | Glass and PTFE fiber blend filtrate and preparation method thereof |
| CN104623977A (en) * | 2015-02-04 | 2015-05-20 | 辽宁鸿盛环境技术集团有限公司 | High silica fiber woven tectorial membrane filter material for coal-fired boiler and preparation method of high silica fiber woven tectorial membrane filter material |
| CN104623977B (en) * | 2015-02-04 | 2016-04-06 | 辽宁鸿盛环境技术集团有限公司 | The woven coated filter material of coal-burning boiler high silica fiber and preparation method |
| CN107638739A (en) * | 2017-10-26 | 2018-01-30 | 中材科技股份有限公司 | A kind of preparation method of the filtering material with catalytic denitration function |
| CN109621750A (en) * | 2019-01-07 | 2019-04-16 | 浙江净膜环保有限责任公司 | The two-sided covering material of polytetrafluoroethylene (PTFE) |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180104 Address after: 115004 Liaoning Province, Yingkou City West District No. 101 West Street wise Patentee after: LIAONING XINHONGYUAN ENVIRONMENTAL PROTECTION MATERIAL Co.,Ltd. Address before: 115000 Liaoning Province, Yingkou City West District No. 101 West Street wise Patentee before: YINGKOU HONGYUAN FIBERGLASS TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |
|
| CX01 | Expiry of patent term |