CN107574575A - A kind of preparation technology of medical antibacterial non-woven fabrics - Google Patents
A kind of preparation technology of medical antibacterial non-woven fabrics Download PDFInfo
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- CN107574575A CN107574575A CN201710652317.7A CN201710652317A CN107574575A CN 107574575 A CN107574575 A CN 107574575A CN 201710652317 A CN201710652317 A CN 201710652317A CN 107574575 A CN107574575 A CN 107574575A
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- woven fabrics
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- medical antibacterial
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Abstract
The invention discloses a kind of preparation technology of medical antibacterial non-woven fabrics,It is related to nonwoven production technical field,The medical antibacterial non-woven fabrics includes basic unit's non-woven fabrics fiber net with chitosan impregnation,Adhesive and upper and lower two layers of foam dressing that can absorb penetrating fluid,The invention also discloses a kind of preparation technology of medical antibacterial non-woven fabrics,Including preparing basic unit's non-woven fabrics fiber net,Prepare foam dressing,Spraying,Dipping,Drying and cooling,Cut,Six processing steps of reel,Employ antiseptic chitosan impregnation,Extraction of the chitosan from natural plants,It is harmless to patient and medical worker,Can be with accelerating wound healing,The material of the foam dressing is polyvinyl alcohol,It is made up of polyvinyl alcohol foam,Water absorbing properties are strong,Dressing fiber is not allowed easy to fall off,Also capillarity,The penetrating fluid of patient wound can be absorbed well.
Description
Technical field
The present invention relates to nonwoven production technical field, and in particular to a kind of preparation technology of medical antibacterial non-woven fabrics.
Background technology
The field of non-woven fabrics is quite varied, particularly in terms of health care.Medical antibacterial non-woven fabrics in the market
Antibacterial lasting effect and air permeable effect are poor, and can not absorb the penetrating fluid of patient wound.
The content of the invention
Problem to be solved by this invention is to provide that a kind of anti-microbial property is good, and gas permeability is excellent, can absorb patient wound
The medical antibacterial non-woven fabrics of penetrating fluid.
To achieve these goals, the technical scheme taken of the present invention is：The medical antibacterial non-woven fabrics include basic unit without
Spin measuring fiber net, adhesive, foam dressing.Basic unit's non-woven fabrics fiber net component proportioning (parts by weight) includes：Viscose rayon
50~60 parts, PA5~15 part, the component proportioning (parts by weight) of the foam dressing include 35~50 parts of polyvinyl alcohol, foaming agent
15~30 parts, 3~10 parts of crosslinking agent, 1~5 part of additive, maceration extract component proportioning (parts by weight) includes chitosan 8~20
Part, 5~10 parts of acetic acid.
A kind of preparation technology of medical antibacterial non-woven fabrics, comprises the following steps：
(1) basic unit's non-woven fabrics fiber net is prepared：Viscose rayon, PA are subjected to shredding, mixing, filtering and combing, mixed
Condensating fiber net.
(2) foam dressing is prepared：Injected after polyvinyl alcohol, foaming agent, crosslinking agent, additive are mixed in film forming device, system
Into foam dressing thickness be 1~2mm.
(3) spray：Basic unit's non-woven fabrics fiber net, adhesive, foam dressing are pressed 7：(1~2):4 ratio, uses spraying
Machine by adhesive spraying between basic unit's non-woven fabrics fiber net and foam dressing, up-down vibration 20~40 minutes so that adhesive
Can uniformly penetrating enter in basic unit's non-woven fabrics fiber net and foam dressing, obtain semi-finished product.
(4) impregnate：Chitosan is mixed with acetic acid, mixed liquor PH is adjusted to 7~8, then obtain above-mentioned steps (3) half
Finished product is immersed in mixed liquor.
(5) dry：Semi-finished product after above-mentioned steps (4) are impregnated are dried with drying baker, and the temperature setting of drying baker is 20
In the range of~40 degree.
(6) semi-finished product by step (5) drying cool down, and cut, reel.
Preferably, in the step (1) viscose rayon and PA according to 2:1~5:1 ratio weighs.
Preferably, PA is PA66 in the step (1).
Preferably, the thickness of basic unit's non-woven fabrics fiber net is 0.8~1.3mm in the step (1).
Preferably, in the step (3) flush coater model HT-PTFJ.
Preferably, in the step (3) flush coater nozzle diameter：2~10mm.
Using technical scheme, non-woven fabrics that the preparation technology of this kind of medical antibacterial non-woven fabrics obtains not only resists
Bacterium performance is good, and gas permeability is excellent, and can absorb patient wound's penetrating fluid.In the present invention by the way of adhesive is sprayed not
Influence the gas permeability of non-woven fabrics, the chitosan used for extracted form natural plant, can effective antibacterial, and do not injure skin, it is described
Foam dressing has capillarity, can be good at absorb wound penetrating fluid, absorb penetrating fluid after can rapid expanding ensure apply
Expect the contact good with wound bottom.
Brief description of the drawings：
Fig. 1 is a kind of preparation technology flow chart of medical antibacterial non-woven fabrics of the present invention.
Embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.
Embodiment 1：
A kind of medical antibacterial non-woven fabrics, this kind of medical antibacterial non-woven fabrics provided include basic unit's non-woven fabrics fiber net, glue
Glutinous agent, foam dressing.Basic unit's non-woven fabrics fiber net component proportioning (parts by weight) includes：6 parts of viscose rayon, PA15 parts, institute
Stating the component proportioning (parts by weight) of foam dressing includes 45 parts of polyvinyl alcohol, 15 parts of foaming agent, 3 parts of crosslinking agent, 1 part of additive,
The maceration extract component proportioning (parts by weight) includes 8 parts of chitosan, 5 parts of acetic acid.
A kind of medical antibacterial non-woven fabrics preparation technology, comprises the following steps：
(1) basic unit's non-woven fabrics fiber net is prepared：Viscose rayon, PA are subjected to shredding, mixing, filtering and combing, mixed
Condensating fiber net.
(2) foam dressing is prepared：Injected after polyvinyl alcohol, foaming agent, crosslinking agent, additive are mixed in film forming device, system
Into foam dressing thickness be 1.1mm.
(3) spray：Basic unit's non-woven fabrics fiber net, adhesive, foam dressing are pressed 7：1:4 ratio, will using flush coater
Adhesive spraying is between basic unit's non-woven fabrics fiber net and foam dressing, up-down vibration 20 minutes so that adhesive can be uniform
Basic unit's non-woven fabrics fiber net is penetrated into in foam dressing, obtaining semi-finished product.
(4) impregnate：Chitosan is mixed with acetic acid, mixed liquor PH is adjusted to 7.2, then obtain above-mentioned steps (3) half
Finished product is immersed in mixed liquor.
(5) dry：Semi-finished product after above-mentioned steps (4) are impregnated are dried with drying baker, and the temperature setting of drying baker is 20
Degree.
(6) semi-finished product by step (5) drying cool down, and cut, reel.
Embodiment 2：
Remaining is same as Example 1, and difference is：Basic unit's non-woven fabrics fiber net component proportioning (parts by weight) bag
Include：55 parts of viscose rayon, PA7 parts, the component proportioning (parts by weight) of the foam dressing include 39 parts of polyvinyl alcohol, foaming agent 18
Part, 6 parts of crosslinking agent, 2 parts of additive, the maceration extract component proportioning (parts by weight) include 12 parts of chitosan, 7 parts of acetic acid.It is described
Manufactured foam dressing thickness is 1.6mm in step (2)；By basic unit's non-woven fabrics fiber net, adhesive, bubble in the step (3)
Foam dressing presses 7：1.3：4 ratio, using flush coater by adhesive spraying between basic unit's non-woven fabrics fiber net and foam dressing,
Up-down vibration 30 minutes；Chitosan is mixed with acetic acid in the step (4), mixed liquor PH is adjusted to 7.5；The temperature of drying baker is set
Put at 30 degree.
Embodiment 3：
Remaining is same as Example 1, and difference is：Basic unit's non-woven fabrics fiber net component proportioning (parts by weight) bag
Include：55 parts of viscose rayon, PA7 parts, the component proportioning (parts by weight) of the foam dressing include 39 parts of polyvinyl alcohol, foaming agent 28
Part, 9 parts of crosslinking agent, 4 parts of additive, the maceration extract component proportioning (parts by weight) include 18 parts of chitosan, 9 parts of acetic acid.It is described
Manufactured foam dressing thickness is 1.9mm in step (2)；By basic unit's non-woven fabrics fiber net, adhesive, bubble in the step (3)
Foam dressing presses 7：1.8：4 ratio, using flush coater by adhesive spraying between basic unit's non-woven fabrics fiber net and foam dressing,
Up-down vibration 40 minutes；Chitosan is mixed with acetic acid in the step (4), mixed liquor PH is adjusted to 7.8；The temperature of drying baker is set
Put at 40 degree.
After process above step, medical antibacterial nonwoven sample is taken out, it is to be measured：
After process above step, the medical antibacterial non-woven fabrics prepared, not only anti-microbial property is good, and gas permeability is excellent,
And patient wound's penetrating fluid can be absorbed.Do not influence the gas permeability of non-woven fabrics in the present invention by the way of adhesive is sprayed,
The chitosan used for extracted form natural plant, can effective antibacterial, and do not injure skin, the foam dressing has capillary work
With, can be good at absorbing the penetrating fluid of wound, absorb after penetrating fluid can rapid expanding ensure that dressing and wound bottom are good
Contact.
Obviously present invention specific implementation is not subject to the restrictions described above, as long as employing the methodology and skill of the present invention
Art scheme carry out various unsubstantialities improvement, or it is not improved by the present invention design and technical scheme directly apply to it
Its occasion, within protection scope of the present invention.
Claims (6)
- A kind of 1. preparation technology of medical antibacterial non-woven fabrics, it is characterised in that：The medical antibacterial non-woven fabrics includes basic unit's nonwoven Measuring fiber net, adhesive, foam dressing, basic unit's non-woven fabrics fiber net component proportioning (parts by weight) include：Viscose rayon 50 ~60 parts, 5~15 parts of PA, the component proportioning (parts by weight) of the foam dressing include 35~50 parts of polyvinyl alcohol, foaming agent 15 ~30 parts, 3~10 parts of crosslinking agent, 1~5 part of additive, maceration extract component proportioning (parts by weight) includes chitosan 8~20 Part, 5~10 parts of acetic acid；The preparation technology of the medical antibacterial non-woven fabrics comprises the following steps：(1) basic unit's non-woven fabrics fiber net is prepared：Viscose rayon, PA are subjected to shredding, mixing, filtering and combing, it is fine to obtain mixing Tie up net；(2) foam dressing is prepared：Injected after polyvinyl alcohol, foaming agent, crosslinking agent, additive are mixed in film forming device, it is manufactured Foam dressing thickness is 1~2mm；(3) spray：Basic unit's non-woven fabrics fiber net, adhesive, foam dressing are pressed 7：(1~2):4 ratio, will using flush coater Adhesive spraying is between basic unit's non-woven fabrics fiber net and foam dressing, up-down vibration 20~40 minutes so that adhesive can Uniformly penetrating enters basic unit's non-woven fabrics fiber net with foam dressing, obtaining semi-finished product；(4) impregnate：Chitosan is mixed with acetic acid, mixed liquor PH is adjusted to 7~8, the semi-finished product for then obtaining above-mentioned steps (3) It is immersed in mixed liquor；(5) dry：Semi-finished product after above-mentioned steps (4) are impregnated are dried with drying baker, and the temperature setting of drying baker is 20~40 In the range of degree；(6) semi-finished product by step (5) drying cool down, and cut, reel.
- A kind of 2. preparation technology of medical antibacterial non-woven fabrics according to claim 1, it is characterised in that：The step (1) Middle viscose rayon is with PA according to 2:1~5:1 ratio weighs.
- A kind of 3. preparation technology of medical antibacterial non-woven fabrics according to claim 1, it is characterised in that：The step (1) Middle PA is PA66.
- A kind of 4. preparation technology of medical antibacterial non-woven fabrics according to claim 1, it is characterised in that：The step (1) The thickness of middle basic unit's non-woven fabrics fiber net is 0.8~1.3mm.
- A kind of 5. preparation technology of medical antibacterial non-woven fabrics according to claim 1, it is characterised in that：The step (3) The model HT-PTFJ of middle flush coater.
- A kind of 6. preparation technology of medical antibacterial non-woven fabrics according to claim 1, it is characterised in that：The step (3) The nozzle diameter of middle flush coater：2~10mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710652317.7A CN107574575A (en) | 2017-08-02 | 2017-08-02 | A kind of preparation technology of medical antibacterial non-woven fabrics |
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| CN201710652317.7A CN107574575A (en) | 2017-08-02 | 2017-08-02 | A kind of preparation technology of medical antibacterial non-woven fabrics |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797100A (en) * | 2018-07-09 | 2018-11-13 | 合肥洁诺医疗用品有限公司 | A kind of medical and hygiene article antibacterial moisture-inhibiting non-woven fabrics |
| CN109957883A (en) * | 2019-04-27 | 2019-07-02 | 江阴市华思诚无纺布有限公司 | Glass fibre reinforcement high-tenacity polyester yarn non-woven fabrics and production method |
| CN112353999A (en) * | 2020-11-11 | 2021-02-12 | 湖南旺旺医院有限公司 | Perineum pad for obstetrics and preparation method thereof |
| CN112440537A (en) * | 2020-11-15 | 2021-03-05 | 段小明 | Non-woven fabric preparation process |
| CN113106762A (en) * | 2021-03-29 | 2021-07-13 | 安徽创荣服装辅料有限公司 | Preparation process of antibacterial medical coated non-woven fabric |
| CN114561802A (en) * | 2022-01-26 | 2022-05-31 | 冠和卫生用品有限公司 | Natural antibacterial non-woven fabric and preparation method thereof |
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| CN1095916A (en) * | 1993-03-22 | 1994-12-07 | 布里斯托尔-迈尔斯斯奎布公司 | Polymer is made the wound dressing of bottom |
| CN1741824A (en) * | 2002-10-29 | 2006-03-01 | 株式会社Biopol | Polyurethane foam dressing for wound filler and method for man ufacturing thereof |
| CN104831474A (en) * | 2015-05-20 | 2015-08-12 | 希雅图（上海）新材料科技股份有限公司 | Multifunctional foam impregnated non-woven fabric production method |
| WO2016109418A1 (en) * | 2014-12-30 | 2016-07-07 | 3M Innovative Properties Company | Wound dressing with multiple adhesive layers |
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| CN1095916A (en) * | 1993-03-22 | 1994-12-07 | 布里斯托尔-迈尔斯斯奎布公司 | Polymer is made the wound dressing of bottom |
| CN1741824A (en) * | 2002-10-29 | 2006-03-01 | 株式会社Biopol | Polyurethane foam dressing for wound filler and method for man ufacturing thereof |
| WO2016109418A1 (en) * | 2014-12-30 | 2016-07-07 | 3M Innovative Properties Company | Wound dressing with multiple adhesive layers |
| CN104831474A (en) * | 2015-05-20 | 2015-08-12 | 希雅图（上海）新材料科技股份有限公司 | Multifunctional foam impregnated non-woven fabric production method |
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| 吴建华: "《纤维素纤维织物的染整》", 31 May 2015, 中国纺织出版社 * |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797100A (en) * | 2018-07-09 | 2018-11-13 | 合肥洁诺医疗用品有限公司 | A kind of medical and hygiene article antibacterial moisture-inhibiting non-woven fabrics |
| CN109957883A (en) * | 2019-04-27 | 2019-07-02 | 江阴市华思诚无纺布有限公司 | Glass fibre reinforcement high-tenacity polyester yarn non-woven fabrics and production method |
| CN112353999A (en) * | 2020-11-11 | 2021-02-12 | 湖南旺旺医院有限公司 | Perineum pad for obstetrics and preparation method thereof |
| CN112440537A (en) * | 2020-11-15 | 2021-03-05 | 段小明 | Non-woven fabric preparation process |
| CN113106762A (en) * | 2021-03-29 | 2021-07-13 | 安徽创荣服装辅料有限公司 | Preparation process of antibacterial medical coated non-woven fabric |
| CN114561802A (en) * | 2022-01-26 | 2022-05-31 | 冠和卫生用品有限公司 | Natural antibacterial non-woven fabric and preparation method thereof |
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Application publication date: 20180112 |