CN103612465A - Process for fabricating medical fabric - Google Patents
Process for fabricating medical fabric Download PDFInfo
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- CN103612465A CN103612465A CN201310624297.4A CN201310624297A CN103612465A CN 103612465 A CN103612465 A CN 103612465A CN 201310624297 A CN201310624297 A CN 201310624297A CN 103612465 A CN103612465 A CN 103612465A
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Abstract
The invention relates to a process for fabricating a medical fabric. The process is characterized by mainly comprising the following steps: (1) preparing a lining, wherein the lining is a blended fabric of natural cotton, spandex and polyester, and the fabric is a warp knitting fabric; (2) preparing a surface layer, wherein the main raw material of the surface layer is thermoplastic polyurethane, and quantitative silver nanoparticles are contained in the surface layer; (3) laminating the fabric, cladding the prepared surface layer film to the lining fabric, polyvinyl chloride (PVC) viscose is coated between the two fabric layers, and heating and pressurizing; and (4) performing hot-pressing molding, regulating the temperature of a drying oven to be 40-50 DEG C, wherein the baking time is 2 hours. The preparation process is reasonable in process arrangement and easy to implement, the double-layer fabric is high in adhesive strength, soft in texture and excellent in thermal insulation properties, and the unique antimicrobial efficacy has a good protective effect on medical workers, so that the medical workers can be safer and more comfortable in an operating environment.
Description
Technical field
The present invention relates to a kind of Medical face fabric manufacture craft.
Background technology
The crowd that medical and nursing work person is direct and bacterium, virus are talked with; in their working environment, there is germ miscellaneous; particularly infusing, wound is processed and the doctor of operation technique; they can contact patient's body fluid or blood often; the probability infecting is very high, and the health of himself is usually on the hazard.So they have to put on abundant protective garment, or carry out tight, multi-level sterilization processing in working environment, although these safeguard procedures can play a role, greatly reduce the comfort level of medical and nursing work person's work; Meanwhile, be also difficult to guarantee the efficiency of protection.
Existing protective garment fabric is generally taked sandwich construction, and people think that the protective garment fabric number of plies is safer mostly, but this processing mode has increased medical and nursing work person's self burden on the one hand, has reduced flexibility and the comfort level of their action; On the other hand, after the function of these fabrics stack, there will be contradiction and leak, for example, when intercepting germ or waterproof, and reduced the gas permeability of fabric, or focusing on the overall protected while, ignored cost prepared by fabric.These problems are all present in existing medical care fabric, await solving.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide a kind of technical scheme of Medical face fabric manufacture craft.
Described a kind of Medical face fabric manufacture craft, is characterized in that mainly comprising the steps:
1) prepare nexine
Nexine is the blend fabric of natural cotton, spandex and terylene, and this shell fabric is warp-knitted face fabric, first prepares mixed yarn lines, and natural cotton, spandex and terylene are made to mixed yarn lines by operations such as blowing, opener, drafting, rove, spun yarn, winder, twisting; Prepare again warp-knitted face fabric, on straight-bar machines by 3 mixed yarn lines along laterally order lopping of cloth cover, fabric thickness is about 0.3mm;
2) prepare top layer
The primary raw material of top layer fabric is thermoplastic polyurethane, and it contains quantitative nano-Ag particles, and its preparation technology's flow process comprises: a. raw material drying, by polyurethane dry 2-3 hour under 89-90 ℃ of condition; B. heat batch mixing, first, polyurethane is placed in heating furnace, temperature increase is to 260-280 ℃; Then, slowly add nano-Ag particles, stir, mixing time is controlled at as 40-50 minute; C. extruder is extruded, and extruder extrusion temperature is controlled at 190-200 ℃, and extrusion pressure is 200kg/cm
2, extrusion capacity is controlled at 10-12kg/h, and extruded film thickness is about 0.2mm; D. once expansion, the pressure on expansion rod is 80kg/cm
2, rod speed is 30r/m, once after expansion, extruded film thickness is about 70um; E. cooling, chill-roll temperature is 5-10 ℃, and roller speed is 50r/m; F. quadratic extension, the temperature on quadratic extension roller is 40-60 ℃, pressure is 50kg/cm
2, roller speed is 60r/m, after quadratic extension, the thickness of extruded film is about 35-45um; G. batch, the film making is batched standby, takers-in roller speed is 40r/m;
3) laminating of fabric
The surface layer film making is pasted on nexine fabric, between two shell fabrics, apply PVC viscose glue, and heat pressurized treatments;
4) thermocompression forming
Oven temperature modulation 40-50 ℃, the time of baking and banking up with earth is 2 hours.
Described a kind of Medical face fabric manufacture craft, is characterized in that in described step 3) heating pressurized treatments, heating and temperature control is at 60 ℃, and pressure is 3-6kg/cm
2, the time is 10 minutes.
Described a kind of Medical face fabric manufacture craft, is characterized in that in described step 3), PVC viscose glue is made by the raw material of following weight fraction: Corvic 100, cold-resistant agent 15, calcium zinc stabilization agent 8, lubrication prescription 0.8, low temperature resistant plasticizer 30, polymerization macromolecule plasticizer 30, fire retardant 6, synergist 10 are uniformly mixed and form.
Preparation technology's procedure arrangement of the present invention is reasonable, easy to implement, and double-layer fabric bond strength is high; quality is soft; thermal property is good, and its unique antibiotic effect plays a good protection to medical personnel, makes the medical and nursing work person can be safer, comfortable in working environment.
The specific embodiment
A Medical face fabric manufacture craft, mainly comprises the steps:
1) prepare nexine
Nexine is the blend fabric of natural cotton, spandex and terylene, and this shell fabric is warp-knitted face fabric, first prepares mixed yarn lines, and natural cotton, spandex and terylene are made to mixed yarn lines by operations such as blowing, opener, drafting, rove, spun yarn, winder, twisting; Prepare again warp-knitted face fabric, on straight-bar machines by 3 mixed yarn lines along laterally order lopping of cloth cover, fabric thickness is about 0.3mm;
2) prepare top layer
The primary raw material of top layer fabric is thermoplastic polyurethane, and it contains quantitative nano-Ag particles, and its preparation technology's flow process comprises: a. raw material drying, by polyurethane dry 2-3 hour under 89-90 ℃ of condition; B. heat batch mixing, first, polyurethane is placed in heating furnace, temperature increase is to 260-280 ℃; Then, slowly add nano-Ag particles, stir, mixing time is controlled at as 40-50 minute; C. extruder is extruded, and extruder extrusion temperature is controlled at 190-200 ℃, and extrusion pressure is 200kg/cm
2, extrusion capacity is controlled at 10-12kg/h, and extruded film thickness is about 0.2mm; D. once expansion, the pressure on expansion rod is 80kg/cm
2, rod speed is 30r/m, once after expansion, extruded film thickness is about 70um; E. cooling, chill-roll temperature is 5-10 ℃, and roller speed is 50r/m; F. quadratic extension, the temperature on quadratic extension roller is 40-60 ℃, pressure is 50kg/cm
2, roller speed is 60r/m, after quadratic extension, the thickness of extruded film is about 35-45um; G. batch, the film making is batched standby, takers-in roller speed is 40r/m.
3) laminating of fabric
The surface layer film making is pasted on nexine fabric, between two shell fabrics, apply PVC viscose glue, and heat pressurized treatments;
4) thermocompression forming
Oven temperature modulation 40-50 ℃, the time of baking and banking up with earth is 2 hours.
Above-mentioned steps 3) in heating pressurized treatments, heating and temperature control is at 60 ℃, and pressure is 3-6kg/cm
2, the time is 10 minutes.
Above-mentioned steps 3) in, PVC viscose glue is made by the raw material of following weight fraction: Corvic 100, cold-resistant agent 15, calcium zinc stabilization agent 8, lubrication prescription 0.8, low temperature resistant plasticizer 30, polymerization macromolecule plasticizer 30, fire retardant 6, synergist 10 are uniformly mixed and form.
Preparation technology's procedure arrangement of the present invention is reasonable, easy to implement, and double-layer fabric bond strength is high; quality is soft; thermal property is good, and its unique antibiotic effect plays a good protection to medical personnel, makes the medical and nursing work person can be safer, comfortable in working environment.
Claims (3)
1. a Medical face fabric manufacture craft, is characterized in that mainly comprising the steps:
1) prepare nexine
Nexine is the blend fabric of natural cotton, spandex and terylene, and this shell fabric is warp-knitted face fabric, first prepares mixed yarn lines, and natural cotton, spandex and terylene are made to mixed yarn lines by operations such as blowing, opener, drafting, rove, spun yarn, winder, twisting; Prepare again warp-knitted face fabric, on straight-bar machines by 3 mixed yarn lines along laterally order lopping of cloth cover, fabric thickness is about 0.3mm;
2) prepare top layer
The primary raw material of top layer fabric is thermoplastic polyurethane, and it contains quantitative nano-Ag particles, and its preparation technology's flow process comprises: a. raw material drying, by polyurethane dry 2-3 hour under 89-90 ℃ of condition; B. heat batch mixing, first, polyurethane is placed in heating furnace, temperature increase is to 260-280 ℃; Then, slowly add nano-Ag particles, stir, mixing time is controlled at as 40-50 minute; C. extruder is extruded, and extruder extrusion temperature is controlled at 190-200 ℃, and extrusion pressure is 200kg/cm
2, extrusion capacity is controlled at 10-12kg/h, and extruded film thickness is about 0.2mm; D. once expansion, the pressure on expansion rod is 80kg/cm
2, rod speed is 30r/m, once after expansion, extruded film thickness is about 70um; E. cooling, chill-roll temperature is 5-10 ℃, and roller speed is 50r/m; F. quadratic extension, the temperature on quadratic extension roller is 40-60 ℃, pressure is 50kg/cm
2, roller speed is 60r/m, after quadratic extension, the thickness of extruded film is about 35-45um; G. batch, the film making is batched standby, takers-in roller speed is 40r/m;
3) laminating of fabric
The surface layer film making is pasted on nexine fabric, between two shell fabrics, apply PVC viscose glue, and heat pressurized treatments;
4) thermocompression forming
Oven temperature modulation 40-50 ℃, the time of baking and banking up with earth is 2 hours.
2. a kind of Medical face fabric manufacture craft according to claim 1, is characterized in that in described step 3) heating pressurized treatments, heating and temperature control is at 60 ℃, and pressure is 3-6kg/cm
2, the time is 10 minutes.
3. a kind of Medical face fabric manufacture craft according to claim 1, is characterized in that in described step 3), PVC viscose glue is made by the raw material of following weight fraction: Corvic 100, cold-resistant agent 15, calcium zinc stabilization agent 8, lubrication prescription 0.8, low temperature resistant plasticizer 30, polymerization macromolecule plasticizer 30, fire retardant 6, synergist 10 are uniformly mixed and form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624297.4A CN103612465A (en) | 2013-12-02 | 2013-12-02 | Process for fabricating medical fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624297.4A CN103612465A (en) | 2013-12-02 | 2013-12-02 | Process for fabricating medical fabric |
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| Publication Number | Publication Date |
|---|---|
| CN103612465A true CN103612465A (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310624297.4A Pending CN103612465A (en) | 2013-12-02 | 2013-12-02 | Process for fabricating medical fabric |
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| CN (1) | CN103612465A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104233812A (en) * | 2014-09-18 | 2014-12-24 | 张伟 | Preparation method of medical cotton cloth with sterilization, disinfection and healing promoting functions |
| CN104233816A (en) * | 2014-09-02 | 2014-12-24 | 威尔克工业纺织（嘉兴）有限公司 | Antimicrobial fabric for medical partition curtain |
| CN104727140A (en) * | 2015-01-15 | 2015-06-24 | 泉州亚林新材料科技有限公司 | Antibacterial fiber and preparation method thereof |
| CN109664586A (en) * | 2018-12-20 | 2019-04-23 | 广州护姿美服饰有限公司 | A kind of medical care fiber cloth and its manufacture craft |
| CN111557514A (en) * | 2020-05-28 | 2020-08-21 | 思迈(青岛)防护科技有限公司 | Preparation method of novel 3D fabric protective clothing fabric and positive pressure protective clothing thereof |
| CN111703163A (en) * | 2020-05-14 | 2020-09-25 | 浙江鑫科纳米科技有限公司 | PTFE (polytetrafluoroethylene) film-coated garment fabric with nano silver ion layer and manufacturing process |
| CN112721338A (en) * | 2020-12-22 | 2021-04-30 | 杭州依耐杰纺织品有限公司 | Manufacturing process of thickened and velvet super-soft fabric |
-
2013
- 2013-12-02 CN CN201310624297.4A patent/CN103612465A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104233816A (en) * | 2014-09-02 | 2014-12-24 | 威尔克工业纺织（嘉兴）有限公司 | Antimicrobial fabric for medical partition curtain |
| CN104233816B (en) * | 2014-09-02 | 2016-05-25 | 威尔克工业纺织（嘉兴）有限公司 | A kind of for the medical antibiotic facing material every curtain |
| CN104233812A (en) * | 2014-09-18 | 2014-12-24 | 张伟 | Preparation method of medical cotton cloth with sterilization, disinfection and healing promoting functions |
| CN104727140A (en) * | 2015-01-15 | 2015-06-24 | 泉州亚林新材料科技有限公司 | Antibacterial fiber and preparation method thereof |
| CN104727140B (en) * | 2015-01-15 | 2017-01-11 | 泉州亚林新材料科技有限公司 | Antibacterial fiber and preparation method thereof |
| CN109664586A (en) * | 2018-12-20 | 2019-04-23 | 广州护姿美服饰有限公司 | A kind of medical care fiber cloth and its manufacture craft |
| CN111703163A (en) * | 2020-05-14 | 2020-09-25 | 浙江鑫科纳米科技有限公司 | PTFE (polytetrafluoroethylene) film-coated garment fabric with nano silver ion layer and manufacturing process |
| CN111557514A (en) * | 2020-05-28 | 2020-08-21 | 思迈(青岛)防护科技有限公司 | Preparation method of novel 3D fabric protective clothing fabric and positive pressure protective clothing thereof |
| CN112721338A (en) * | 2020-12-22 | 2021-04-30 | 杭州依耐杰纺织品有限公司 | Manufacturing process of thickened and velvet super-soft fabric |
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Application publication date: 20140305 |