CN102304850B - Water and oil repellent finishing method for bag type dedusting material - Google Patents
Water and oil repellent finishing method for bag type dedusting material Download PDFInfo
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- CN102304850B CN102304850B CN2011102421552A CN201110242155A CN102304850B CN 102304850 B CN102304850 B CN 102304850B CN 2011102421552 A CN2011102421552 A CN 2011102421552A CN 201110242155 A CN201110242155 A CN 201110242155A CN 102304850 B CN102304850 B CN 102304850B
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Abstract
The invention discloses a water and oil repellent finishing method for a bag type dedusting material and relates to a material finishing method for high-temperature gas treatment of steel works, industrial furnaces, and industrial boilers. The finishing method comprises the following steps of: (1) preparing a finishing agent, namely weighing polytetrafluoroethylene (PTFE) emulsion, polymethylphenyl siloxane fluid emulsion, alcohol, Tween, glycerol, a hardening agent, resin HA, and adhesive and water in a mass ratio and placing in a container, stirring and mixing uniformly, and thus obtaining the finishing agent for later use; (2) padding the dedusting material by using the prepared finishing agent by a padding machine, wherein the pressure of a rotary drum of a compression roller during padding of the dedusting material is 0.5 to 0.7 MPa, and the speed of the rotary drum is 3.5 to 5.5 m/min; (3) allowing the padded dedusting material to pass through a drying oven, wherein the drying temperature is 140 to 190 DEG C, and the travel speed of the dedusting material in the drying oven is 3.5 to 5.5 m/min; and after the dedusting material is dried, winding the dried dedusting material on a fabric roller to finish the water and oil repellent finishing work of the bag type dedusting material.
Description
Technical field
What the water and oil repellent finish method of a kind of bag-type dusting material of the present invention related to is a kind of material consolidation method that is used for steel plant, industrial furnace, Industrial Boiler high-temperature gas processing aspect, is a kind of water and oil repellent finish method of bag-type dusting material specifically.
Background technology
In the filtering material field, sack cleaner is the purge mode commonly used of online ash removal.In the operating mode of sack cleaner, usually can run into the mist of steam, oil gas and other Acidity of Aikalinity gases; This mist often has strong acid, strong basicity; The filtering material of not handling through water and oil repellant can adsorb mist, thereby causes material to be corroded and powerful decline; And the surface tension of the filtering material that the process water and oil repellant is handled increases, and mist is difficult to absorption, thereby reaches the effect of water and oil repellant, and increase service life greatly.
Summary of the invention
The present invention seeks to provide a kind of water and oil repellent finish method of bag-type dusting material to above-mentioned weak point; What mainly solve is the existing unfavorable problem of filtrating smoke dust material water and oil repellant effect; Aim to provide a kind of method for sorting that improves the water and oil repellant of filtrating smoke dust material, improve the water and oil repellant ability of filtrating smoke dust material.
The water and oil repellent finish method of a kind of bag-type dusting material of the present invention is to adopt following technical scheme to realize: a kind of water and oil repellent finish method of bag-type dusting material is characterized in that
1, preparation finishing agent: finishing agent is selected PTFE emulsion, polymethylphenyl siloxane fluid emulsion, alcohol, tween (detergent), glycerine for use, is increased hard agent, resin HA, adhesive and water, wherein quality of materials per distribution ratio:
PTFE emulsion 5～10 %
Adhesive 6～12 %
Resin HA 1～2 %
Increase hard agent 0.5～2 %
Polymethylphenyl siloxane fluid emulsion 0.6～2 %
Alcohol 1.5～4 %
Glycerine 0.2～0.8 %
Tween (detergent) 0.8～2.5%
Water 70～80 %
Above-mentioned material is put into stirred vessel by the weighing of quality per distribution ratio, mix, be mixed with finishing agent, subsequent use;
Wherein said resin HA is the cross-linking type acrylic resin; It is said that to increase hard agent be the polyethylene polyamine resin; Said adhesive is a fluoroacrylic resin;
Said PTFE emulsion is a ptfe emulsion;
2, the dedusting material is padded through the finishing agent of padder through above-mentioned preparation, the drum pressure of pressure roller was 0.5～0.7MPa when the dedusting material padded, and drum speed is 3.5～5.5m/min;
3, the dedusting material after will padding passes through baking oven; Bake out temperature is 140 ℃～190 ℃, and the speed of travel of dedusting material in baking oven is 3.5～5.5m/min, after the oven dry of dedusting material; On cloth beam, promptly accomplish the water and oil repellent finish work of bag-type dusting material.
Said baking oven is made up of five dryers, and per 2 dryers have a thermometer displays temperature.
Said dedusting material selection P84 acupuncture filtering material, base cloth is the woven cloth of glass fibre.Said dedusting material selection PPS acupuncture filtering material, base cloth is the woven cloth of PPS.Said dedusting material selection terylene acupuncture filtering material, base cloth is the woven cloth of glass fibre.
Water and oil repellent finish method of the present invention is the water and oil repellant effect that utilizes the PTFE emulsion, alcohol in the cooperation; Tween, glycerine increases hard agent; Resin HA, adhesive, the mixture of water is handled the filtrating smoke dust material; Thereby on the filtrating smoke dust material, obtain layer protective layer, keeping giving the flue dust material good water and oil repellant effect under the high ventilation performance situation.
According to State Standard of the People's Republic of China's " anti-hydrocarbon test of textiles oil repellent " GBT 19977-2005, one of them detects for the filtrate oleophobic property, and its detection method is: the hydrocarbon of different surfaces tension force is made as 1 respectively; 2,3,4; 5; 6,7,8 totally eight detection liquid of refusing the wet goods level; By 1 to 8 get different brackets detection liquid (like table 1), drop in one by one on the filtrate sample, observe the wetness conditions of filtrate, the grade of oil repellent is with the filter material surface Grade numbers 1,2 of moistening used dropping liquid not ..., 8 and decide.
The water of refusing of filtering material adopts U.S. mark AATCC Test Method 193-2005 usually, and its method of testing also is divided into 8 grades with the method for testing basically identical of refusing oil, and what still adopt is the mixed solution of isopropyl alcohol and water, titer proportioning such as table 2.
Table 1 is refused the raw material and the performance of oil standard liquid
Table 2 is refused the raw material and the performance of water quality standard liquid
The specific embodiment
Embodiment 1:
1, preparation finishing agent: finishing agent is selected PTFE emulsion, polymethylphenyl siloxane fluid emulsion, alcohol, tween (detergent), glycerine for use, is increased hard agent, resin HA, adhesive and water, wherein quality of materials per distribution ratio:
PTFE emulsion 5 Kg (5 %)
Adhesive 12 Kg (12 %)
Resin HA 2 Kg (2 %)
Increase hard agent 2 Kg (2 %)
Polymethylphenyl siloxane fluid emulsion 2 Kg (2 %)
Alcohol 4 Kg (4 %)
Glycerine 0.8 Kg (0.8 %)
Tween (detergent) 2.2 Kg (2.2%)
Water 70 Kg (70 %)
Above-mentioned material is put into stirred vessel by the weighing of quality per distribution ratio, mix, be mixed with finishing agent, subsequent use;
Wherein said resin HA is the cross-linking type acrylic resin; It is said that to increase hard agent be the polyethylene polyamine resin; Said adhesive is a fluoroacrylic resin;
Said PTFE emulsion is a ptfe emulsion;
2, with dedusting material P84 acupuncture filtering material, base cloth is the woven cloth of glass fibre, pads through the finishing agent of padder through above-mentioned preparation, and the drum pressure of pressure roller was 0.5 ~ 0.7 MPa when the dedusting material padded, and drum speed is 3.5 ~ 5.5m/min;
3, the dedusting material P84 acupuncture filtering material after will padding; Base cloth is the woven cloth of glass fibre, and by baking oven, bake out temperature is 140 ℃～190 ℃; The speed of travel of dedusting material in baking oven is 3.5 ~ 5.5m/min; After the oven dry of dedusting material, on cloth beam, promptly accomplish the water and oil repellent finish work of bag-type dusting material P84 acupuncture filtering material (base cloth is the woven cloth of glass fibre).
Said baking oven is made up of five dryers, and per 2 dryers have a thermometer displays temperature.
Embodiment 2:
1, preparation finishing agent: finishing agent is selected PTFE emulsion, polymethylphenyl siloxane fluid emulsion, alcohol, tween (detergent), glycerine for use, is increased hard agent, resin HA, adhesive and water, wherein quality of materials per distribution ratio:
PTFE emulsion 9.4Kg (9.4 %)
Adhesive 6 Kg (6 %)
Resin HA 1 Kg (1 %)
Increase hard agent 0.5 Kg (0.5 %)
Polymethylphenyl siloxane fluid emulsion 0.6 Kg (0.6 %)
Alcohol 1.5 Kg (1.5 %)
Glycerine 0.2 Kg (0.2 %)
Tween (detergent) 0.8 Kg (0.8 %)
Water 80 Kg (80 %)
Above-mentioned material is put into stirred vessel by the weighing of quality per distribution ratio, mix, be mixed with finishing agent, subsequent use;
The chemistry of wherein said resin HA is called the cross-linking type acrylic resin; The said chemistry polyethylene polyamine resin by name that increases hard agent; Said adhesive chemistry fluoroacrylic resin by name;
Said PTFE emulsion is ptfe emulsion or tetrafluoro emulsion;
2, with dedusting material PPS acupuncture filtering material, base cloth is the woven cloth of PPS, pads through the finishing agent of padder through above-mentioned preparation, and the drum pressure of pressure roller was 0.5～0.7MPa when the dedusting material padded, and drum speed is 3.5 ~ 5.5m/min;
3, the dedusting material PPS acupuncture filtering material after will padding; Base cloth is the woven cloth of PPS, and by baking oven, bake out temperature is 140 ℃～190 ℃; The speed of travel of dedusting material in baking oven is 3.5 ~ 5.5m/min; After the oven dry of dedusting material, on cloth beam, promptly accomplish the water and oil repellent finish work of bag-type dusting material PPS acupuncture filtering material (base cloth is the woven cloth of PPS).
Said baking oven is made up of five dryers, and per 2 dryers have a thermometer displays temperature.
Embodiment 3:
1, preparation finishing agent: finishing agent is selected PTFE emulsion, polymethylphenyl siloxane fluid emulsion, alcohol, tween (detergent), glycerine for use, is increased hard agent, resin HA, adhesive and water, wherein quality of materials per distribution ratio:
PTFE emulsion 10 Kg (10 %)
Adhesive 8 Kg (8 %)
Resin HA 1.5Kg (1.5 %)
Increase hard agent 1.5 Kg (1.5 %)
Polymethylphenyl siloxane fluid emulsion 1.5 Kg (1.5 %)
Alcohol 3 Kg (3 %)
Glycerine 0.5 Kg (0.5 %)
Tween (detergent) 2.5 Kg (2.5%)
Water 71.5Kg (71.5%)
Above-mentioned material is put into stirred vessel by the weighing of quality per distribution ratio, mix, be mixed with finishing agent, subsequent use;
Wherein said resin HA is the cross-linking type acrylic resin; It is said that to increase hard agent be the polyethylene polyamine resin; Said adhesive is a fluoroacrylic resin;
Said PTFE emulsion is a ptfe emulsion;
2, with dedusting material terylene acupuncture power material; Base cloth is the woven cloth of glass fibre; Pad through the finishing agent of padder through above-mentioned preparation, the drum pressure of pressure roller was 0.5～0.7MPa when the dedusting material padded, and drum speed is 3.5 ~ 5.5m/min;
3, the dedusting material terylene acupuncture power material after will padding; Base cloth is the woven cloth of glass fibre, and by baking oven, bake out temperature is 140 ℃～190 ℃; The speed of travel of dedusting material in baking oven is 3.5 ~ 5.5m/min; After the oven dry of dedusting material, on cloth beam, promptly accomplish the water and oil repellent finish work of bag-type dusting material terylene acupuncture filtering material (base cloth is the woven cloth of glass fibre).
Said baking oven is made up of five dryers, and per 2 dryers have a thermometer displays temperature.
Use the PTFE emulsion, polymethylphenyl siloxane fluid emulsion, alcohol, tween (detergent); Glycerine increases hard agent, resin HA; Adhesive, the mixture of water be respectively to P84 acupuncture filtering material (base cloth is the woven cloth of glass fibre), PPS acupuncture filtering material (base cloth is the woven cloth of PPS); Terylene acupuncture filtering material (base cloth is the woven cloth of glass fibre) is handled, and the drum pressure of pressure roller is 0.5～0.7MPa, and drum speed is 3.5 ~ 5.5m/min; Bake out temperature is 140 ℃---190 ℃, the speed of travel of dedusting material in baking oven is 3.5 ~ 5.5m/min, obtains following result through detecting:
| ? | Refuse the water grade | Refuse the wet goods level |
| P84 | 8 | 7.5 |
| PPS | 8 | 6.5 |
| Terylene | 8 | 7 |
Claims (5)
1. the water and oil repellent finish method of a bag-type dusting material is characterized in that
(1) preparation finishing agent: finishing agent is selected PTFE emulsion, polymethylphenyl siloxane fluid emulsion, alcohol, tween, glycerine for use, is increased hard agent, resin HA, adhesive and water, wherein quality of materials per distribution ratio:
PTFE emulsion 5～10 %
Adhesive 6～12 %
Resin HA 1～2 %
Increase hard agent 0.5～2 %
Polymethylphenyl siloxane fluid emulsion 0.6～2 %
Alcohol 1.5～4 %
Glycerine 0.2～0.8 %
Tween 0.8～2.5%
Water 70～80 %
Above-mentioned material is put into stirred vessel by the weighing of quality per distribution ratio, mix, be mixed with finishing agent, subsequent use;
Wherein said resin HA is the cross-linking type acrylic resin; It is said that to increase hard agent be the polyethylene polyamine resin; Said adhesive is a fluoroacrylic resin;
Said PTFE emulsion is a ptfe emulsion;
(2) the dedusting material is padded through the finishing agent of padder through above-mentioned preparation, the drum pressure of pressure roller was 0.5～0.7MPa when the dedusting material padded, and drum speed is 3.5 ~ 5.5m/min;
(3) the dedusting material after will padding passes through baking oven; Bake out temperature is 140 ℃～190 ℃, and the speed of travel of dedusting material in baking oven is 3.5 ~ 5.5m/min, after the oven dry of dedusting material; On cloth beam, promptly accomplish the water and oil repellent finish work of bag-type dusting material.
2. the water and oil repellent finish method of a kind of bag-type dusting material according to claim 1 is characterized in that said dedusting material selection P84 acupuncture filtering material, and base cloth is the woven cloth of glass fibre.
3. the water and oil repellent finish method of a kind of bag-type dusting material according to claim 1 is characterized in that said dedusting material selection PPS acupuncture filtering material, and base cloth is the woven cloth of PPS.
4. the water and oil repellent finish method of a kind of bag-type dusting material according to claim 1 is characterized in that said dedusting material selection terylene acupuncture filtering material, and base cloth is the woven cloth of glass fibre.
5. the water and oil repellent finish method of a kind of bag-type dusting material according to claim 1 is characterized in that said baking oven is made up of five dryers, and per 2 dryers have a thermometer displays temperature.
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| CN2011102421552A CN102304850B (en) | 2011-08-23 | 2011-08-23 | Water and oil repellent finishing method for bag type dedusting material |
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| CN2011102421552A CN102304850B (en) | 2011-08-23 | 2011-08-23 | Water and oil repellent finishing method for bag type dedusting material |
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| CN102304850B true CN102304850B (en) | 2012-11-14 |
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| CN102628222B (en) * | 2012-04-07 | 2013-12-18 | 江苏东方滤袋有限公司 | Preparation method of pyrohydrolysis-resistant meta-position aramid fiber material |
| CN102634979B (en) * | 2012-04-07 | 2013-09-04 | 江苏东方滤袋有限公司 | Preparation method for polyphenylene sulfide fiber filter material resisting instant high-temperature oxidization |
| CN105401364B (en) * | 2015-11-30 | 2017-08-01 | 安徽元琛环保科技股份有限公司 | A kind of nanofiber surface layer filtering material aftertreatment technology and its equipment |
| CN105396375A (en) * | 2015-11-30 | 2016-03-16 | 安徽省元琛环保科技有限公司 | Nano-fiber surface layer filtering material and preparation method thereof |
| CN106884325A (en) * | 2017-03-13 | 2017-06-23 | 安徽元琛环保科技股份有限公司 | A kind of method that polyphenylene sulfide filter material surface coats polytetrafluoroethylene (PTFE) |
| CN108729068A (en) * | 2018-05-30 | 2018-11-02 | 俞祖林 | The method for sorting of nanofiber filtration material |
| CN110373898A (en) * | 2019-06-28 | 2019-10-25 | 浙江工业大学 | A kind of tencel and fabric surface treatments maceration extract and application method |
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Owner name: JIANGSU ORIENTAL FILTER BAG CO., LTD. Free format text: FORMER NAME: JIANGSU DONGFANG FILTERS BAG CO., LTD. |
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Address after: 224400 Jiangsu Yancheng City Funing County town environmental protection filter material Industrial Park No. 66 Patentee after: JIANGSU DONGFANG FILERS BAG CO., LTD. Address before: 224400 Funing Yancheng City County of Jiangsu province Fucheng Industrial Park A District No. 4 Patentee before: Jiangsu Dongfang Filters Bag Co., Ltd. |