CN103692754A - Preparation method of TPU coated fabric - Google Patents
Preparation method of TPU coated fabric Download PDFInfo
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- CN103692754A CN103692754A CN201310407078.0A CN201310407078A CN103692754A CN 103692754 A CN103692754 A CN 103692754A CN 201310407078 A CN201310407078 A CN 201310407078A CN 103692754 A CN103692754 A CN 103692754A
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Abstract
The invention discloses a preparation method of a TPU coated fabric, which solves the technical problem that existing methods cannot prepare TPU coated fabrics. The technical scheme comprises the following steps: firstly drying TPU particles by a PVC high-speed mixer, then performing plasticization by a plasticator or a double screw extruder, filtering the fully-plastified TPU rubber materials by a filter, feeding to a four-roller calender, calendering by the four-roller calender to form a film, performing infrared heating of a fiber fabric to be attached, then attaching the fiber fabric to the film, embossing and delustering the attached TPU coated fabric by a delustering roller, and winding by a winder. Therefore, the qualified TPU coated fabric is prepared. The method of the invention adopts the common domestic PVC four-roller calender as manufacturing equipment, and the prepared TPU coated fabric is good in surface smoothness, dense and uniform in coating, light, thin, and good in air inflation. Tests show that the prepared TPU coated fabric has an attaching fastness of 40-60 N/5 cm.
Description
Technical field
The present invention relates to a kind of preparation method of fabric, particularly relate to a kind of TPU(thermoplastic polyurethane) preparation method of coated fabric.
Background technology
Document 1 " patent announcement number is the Chinese utility model patent of CN202156042U " discloses the production line that a kind of rolling process is prepared TPU film.This production line comprises high-speed mixer, banbury, plastics processing mill, filter and calender.The discharging opening of high-speed mixer is connected with the charging aperture of banbury, and the discharging opening of banbury is connected with the charging aperture of plastics processing mill, and the discharging opening of plastics processing mill is connected with the charging aperture of filter, and the discharging opening of filter is connected with the charging aperture of calender.But this production line can only be prepared TPU film.
Document 2 " patent publication No. is CN1408768A Chinese invention patent " discloses a kind of formula and calendering manufacture method thereof of full environment protection thermoplastic polyurethane film.To be applicable to preparation TPU film with the general character of document 1.
Summary of the invention
The deficiency that can not prepare TPU coated fabric in order to overcome existing method, the invention provides a kind of preparation method of TPU coated fabric.First the method adopts PVC high-speed mixer to be dried TPU particle, again through plastics processing mill plasticizing, or through double screw extruder plasticizing, fully the TPU sizing material after plasticizing is given four-roll calender feed after filter filters, through four-roll calender calendering film forming, fabric to be fit is fitted after infrared heating, and the TPU coated fabric after assembly is by frosted roll embossing delustring, via winder rolling.Can prepare qualified TPU coated fabric.
The technical solution adopted for the present invention to solve the technical problems is: a kind of preparation method of TPU coated fabric, is characterized in comprising the following steps:
Step 1, PVC high-speed mixer are dried TPU particle; drying process is high-speed stirred 8～10 minutes, 1200～1400 revs/min of mixing speeds, 4～6 minutes stirring at low speed time; 500～700 revs/min of mixing speeds, make TPU particle mixture surface temperature reach 105～115 ℃.
Step 2, dried TPU particle is dropped into 1# plastics processing mill carry out elementary plasticizing, after bag roller, be transferred to 2# plastics processing mill and fully plastify.TPU particle is transferred to after 2# plastics processing mill through 1# plastics processing mill plasticizing bag roller, then carries out the TPU particle plasticizing of next batch.145～155 ℃ of 1# plastics processing mill temperature, 140～150 ℃ of 2# plastics processing mill temperature.
Step 3, the TPU sizing material after 2# plastics processing mill is fully plastified are given four-roll calender feed after screw rod filter filters.It is 120～200 orders that filter filters mesh, 140～150 ℃ of filter temperature.
TPU sizing material after step 4, filtration is sent between the 1# roller and 2# roller of four-roll calender through conveyer belt, through 3# roller and 4# roll-in, prolongs film forming; Fabric to be fit, through infrared heating, is fitted when cloth surface temperature reaches 130～150 ℃.The roller temperature of 1#～4# roller is followed successively by 142～146 ℃, 144～148 ℃, 146～150 ℃ and 148～152 ℃, and roller speed is followed successively by 2～3m/min, 3～5m/min, 6～9m/min and 10～14m/min.
TPU coated fabric after step 5, assembly is by frosted roll embossing delustring, via winder rolling.
A preparation method for TPU coated fabric, is characterized in comprising the following steps:
Step 1, PVC high-speed mixer are dried TPU particle; drying process is high-speed stirred 6～8 minutes, 1200～1400 revs/min of mixing speeds, 4～6 minutes stirring at low speed time; 500～700 revs/min of mixing speeds, make TPU particle mixture surface temperature reach 105～115 ℃.
Step 2, dried TPU particle is dropped into double screw extruder, continuous feeding plasticizing, drops into filter from conveyer belt after plasticizing completely.Bringing-up section temperature is controlled and is followed successively by: 140～145 ℃, 145～150 ℃ and 145～150 ℃, and 120～200 revs/min of extruder rotating speeds.
Step 3, the TPU sizing material after extruder is fully plastified are given four-roll calender feed after filter filters.Filtering mesh is 120～200 orders, 140～150 ℃ of filter temperature.
TPU sizing material after step 4, filtration is sent between the 1# roller and 2# roller of four-roll calender through conveyer belt, through 3# roller and 4# roll-in, prolongs film forming; Fabric to be fit, through infrared heating, is fitted when cloth surface temperature reaches 130～150 ℃.The roller temperature of 1#～4# roller is followed successively by 144～148 ℃, 146～150 ℃, 148～152 ℃ and 150～155 ℃, and roller speed is followed successively by 3～5m/min, 6～9m/min, 9～12m/min and 12～16m/min.
TPU coated fabric after step 5, assembly is by frosted roll embossing delustring, via winder rolling.
The invention has the beneficial effects as follows: first the method adopts PVC high-speed mixer to be dried TPU particle, again through plastics processing mill plasticizing, or through double screw extruder plasticizing, fully the TPU sizing material after plasticizing is given four-roll calender feed after filter filters, through four-roll calender calendering film forming, fabric to be fit is fitted after infrared heating, and the TPU coated fabric after assembly is by frosted roll embossing delustring, via winder rolling.Prepared qualified TPU coated fabric.It is manufacturing equipment that common domestic PVC four-roll calender is take in the present invention, the TPU coated fabric surface smoothness of preparation is good, coating fine and close even, frivolous, aeration is good.Adopt common PVC four-roll calender to produce TPU coated fabric, Equipment Foundations are better, and without special staff training and equipment purchasing, the processing cost of TPU coated fabric is lower, is conducive to applying of TPU coated fabric.After tested, the compound fastness of prepared TPU coated fabric is 40～60N/5cm.
Below in conjunction with the specific embodiment, the present invention is elaborated.
The specific embodiment
Embodiment 1:
1, raw material: TPU particle is selected commercially available calendering type TPU particle, as the calendering type TPU particle that Lu Borun 54630, Xi'an many Mortopls camping outfit technology Co., Ltd produce, following implementing process parameter is as the criterion with Lu Borun 54630.
2, high-speed stirred is dry: calendering type TPU particle is dropped into high-speed mixer dry, drying process is high-speed stirred 8～10 minutes, 4～6 minutes stirring at low speed time.
3, plastics processing mill plasticizing: the dried TPU particle of 50kg is dropped into the elementary plasticizing of 1# plastics processing mill, be transferred to 2# plastics processing mill after bag roller and fully plastify.The plasticizing of TPU particle is different from PVC plasticizing, should plastify in batches, and the TPU particle of 50kg is transferred to after 2# plastics processing mill through 1# plastics processing mill plasticizing bag roller, then carries out the TPU particle plasticizing of next batch 50kg.145～155 ℃ of 1# plastics processing mill temperature, 140～150 ℃ of 2# plastics processing mill temperature.
4, filter hybrid filtering: the TPU sizing material after 2# plastics processing mill is fully plastified is given four-roll calender feed after screw rod filter filters.Screw rod filter promotes TPU sizing material evenly to mix on the one hand, can remove by filter impurity on the other hand, and filtering mesh is 120～200 orders, 140～150 ℃ of filter temperature.
5, calender is compound: the TPU sizing material after filtration is sent between four-roll calender 1# roller and 2# roller through conveyer belt, through 3# roller and 4# roll-in, prolongs film forming; Fabric to be fit is through infrared heating, and cloth surface temperature reaches 130～150 ℃ and can fit.The roller temperature of 1#～4# roller is followed successively by 142～146 ℃, 144～148 ℃, 146～150 ℃, 148～152 ℃, and roller speed is followed successively by 2～3m/min, 3～5m/min, 6～9m/min, 10～14m/min.
6, embossing delustring and rolling: the TPU coated fabric surface-brightening after assembly, use procedure is reflective dazzling, by frosted roll embossing delustring, makes product surface have frosted finish effect, avoids reflective dazzling, through winder rolling.
After tested, the compound fastness of prepared TPU coated fabric is 40N/5cm.
Embodiment 2:
1, raw material: TPU particle is selected commercially available calendering type TPU particle, as the calendering type TPU particle that Lu Borun 54630, Xi'an many Mortopls camping outfit technology Co., Ltd produce, the calendering type TPU particle that to the west of following implementing process parameter, Anduo County Mortopl camping outfit technology Co., Ltd produces is as the criterion.
2, high-speed stirred is dry: calendering type TPU particle is dropped into high-speed mixer dry; drying process is high-speed stirred 6～8 minutes; 1200～1400 revs/min of mixing speeds; 4～6 minutes stirring at low speed time; 500～700 revs/min of mixing speeds, make TPU particle mixture surface temperature reach 105～115 ℃.
3, extruder plasticizing: dried TPU particle is dropped into extruder, and continuous feeding plasticizing, drops into filter from conveyer belt after plasticizing completely.Extruder adopts double screw extruder, and bringing-up section temperature is controlled and is followed successively by: 140～145 ℃, 145～150 ℃, 145～150 ℃, and 120～200 revs/min of extruder rotating speeds.
4, filter hybrid filtering: the TPU sizing material after extruder is fully plastified is given four-roll calender feed after filter filters.Screw rod filter promotes TPU sizing material evenly to mix on the one hand, can remove by filter impurity on the other hand, and filtering mesh is 120～200 orders, 140～150 ℃ of filter temperature.
5, calender is compound: the TPU sizing material after filtration is sent between 1# roller and 2# roller through conveyer belt, through 3# roller and 4# roll-in, prolongs film forming; Fabric to be fit is through infrared heating, and cloth surface temperature reaches 130～150 ℃ and can fit.It is 144～148 ℃, 146～150 ℃, 148～152 ℃, 150～155 ℃ that the roller temperature of 1#～4# roller sets gradually, and roller speed is followed successively by 3～5m/min, 6～9m/min, 9～12m/min, 12～16m/min.
6, embossing delustring and rolling: the TPU coated fabric surface-brightening after assembly, use procedure is reflective dazzling, by frosted roll embossing delustring, makes product surface have frosted finish effect, avoids reflective dazzling, through winder rolling.
After tested, the compound fastness of prepared TPU coated fabric is 60N/5cm.
Claims (2)
1. a preparation method for TPU coated fabric, is characterized in that comprising the following steps:
Step 1, PVC high-speed mixer are dried TPU particle, drying process is high-speed stirred 8～10 minutes, 1200～1400 revs/min of mixing speeds, 4～6 minutes stirring at low speed time, 500～700 revs/min of mixing speeds, make TPU particle mixture surface temperature reach 105～115 ℃;
Step 2, dried TPU particle is dropped into 1# plastics processing mill carry out elementary plasticizing, after bag roller, be transferred to 2# plastics processing mill and fully plastify; TPU particle is transferred to after 2# plastics processing mill through 1# plastics processing mill plasticizing bag roller, then carries out the TPU particle plasticizing of next batch; 145～155 ℃ of 1# plastics processing mill temperature, 140～150 ℃ of 2# plastics processing mill temperature;
Step 3, the TPU sizing material after 2# plastics processing mill is fully plastified are given four-roll calender feed after screw rod filter filters; It is 120～200 orders that filter filters mesh, 140～150 ℃ of filter temperature;
TPU sizing material after step 4, filtration is sent between the 1# roller and 2# roller of four-roll calender through conveyer belt, through 3# roller and 4# roll-in, prolongs film forming; Fabric to be fit, through infrared heating, is fitted when cloth surface temperature reaches 130～150 ℃; The roller temperature of 1#～4# roller is followed successively by 142～146 ℃, 144～148 ℃, 146～150 ℃ and 148～152 ℃, and roller speed is followed successively by 2～3m/min, 3～5m/min, 6～9m/min and 10～14m/min;
TPU coated fabric after step 5, assembly is by frosted roll embossing delustring, via winder rolling.
2. a preparation method for TPU coated fabric, is characterized in that comprising the following steps:
Step 1, PVC high-speed mixer are dried TPU particle, drying process is high-speed stirred 6～8 minutes, 1200～1400 revs/min of mixing speeds, 4～6 minutes stirring at low speed time, 500～700 revs/min of mixing speeds, make TPU particle mixture surface temperature reach 105～115 ℃;
Step 2, dried TPU particle is dropped into double screw extruder, continuous feeding plasticizing, drops into filter from conveyer belt after plasticizing completely; Bringing-up section temperature is controlled and is followed successively by: 140～145 ℃, 145～150 ℃ and 145～150 ℃, and 120～200 revs/min of extruder rotating speeds;
Step 3, the TPU sizing material after extruder is fully plastified are given four-roll calender feed after filter filters; Filtering mesh is 120～200 orders, 140～150 ℃ of filter temperature;
TPU sizing material after step 4, filtration is sent between the 1# roller and 2# roller of four-roll calender through conveyer belt, through 3# roller and 4# roll-in, prolongs film forming; Fabric to be fit, through infrared heating, is fitted when cloth surface temperature reaches 130～150 ℃; The roller temperature of 1#～4# roller is followed successively by 144～148 ℃, 146～150 ℃, 148～152 ℃ and 150～155 ℃, and roller speed is followed successively by 3～5m/min, 6～9m/min, 9～12m/min and 12～16m/min;
TPU coated fabric after step 5, assembly is by frosted roll embossing delustring, via winder rolling.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813571A (en) * | 2017-10-23 | 2018-03-20 | 东莞市悠悠美居家居制造有限公司 | A kind of polyvinyl chloride and woven fabric composite sheet and its attaching process |
| CN111098579A (en) * | 2019-12-05 | 2020-05-05 | 苏州羽燕新材料科技有限公司 | Non-porous moisture permeable TPU film laminated composite fabric and preparation method thereof |
| CN111139656A (en) * | 2019-12-05 | 2020-05-12 | 苏州羽燕新材料科技有限公司 | High-strength degradable TPU textile composite material and preparation method thereof |
| CN112760999A (en) * | 2020-12-29 | 2021-05-07 | 宁波全泰环保科技有限公司 | Production line of TPU composite fabric and preparation method of TPU composite fabric |
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| CN102729559A (en) * | 2012-06-25 | 2012-10-17 | 无锡翔隆高分子面料有限公司 | Preparation method of TPU and PVC blended improved composite fabrics |
| CN103144323A (en) * | 2013-01-28 | 2013-06-12 | 仪征龙兴塑胶有限公司 | Preparation method of thermoplastic polyurethane composite material |
| CN103264567A (en) * | 2013-05-14 | 2013-08-28 | 江苏增强新材料科技有限公司 | Novel processing method of polyether type TPU (Thermoplastic Polyurethane Elastomer) composite material in opening refining calender |
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Patent Citations (4)
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| CN102390152A (en) * | 2011-07-21 | 2012-03-28 | 无锡翔隆高分子面料有限公司 | Manufacture method of high-strength TPU (thermoplastic polyurethane) compound fabric |
| CN102729559A (en) * | 2012-06-25 | 2012-10-17 | 无锡翔隆高分子面料有限公司 | Preparation method of TPU and PVC blended improved composite fabrics |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813571A (en) * | 2017-10-23 | 2018-03-20 | 东莞市悠悠美居家居制造有限公司 | A kind of polyvinyl chloride and woven fabric composite sheet and its attaching process |
| CN111098579A (en) * | 2019-12-05 | 2020-05-05 | 苏州羽燕新材料科技有限公司 | Non-porous moisture permeable TPU film laminated composite fabric and preparation method thereof |
| CN111139656A (en) * | 2019-12-05 | 2020-05-12 | 苏州羽燕新材料科技有限公司 | High-strength degradable TPU textile composite material and preparation method thereof |
| CN112760999A (en) * | 2020-12-29 | 2021-05-07 | 宁波全泰环保科技有限公司 | Production line of TPU composite fabric and preparation method of TPU composite fabric |
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Application publication date: 20140402 |