CN112048821A - Preparation process of non-woven fabric containing biological antibacterial components - Google Patents
Preparation process of non-woven fabric containing biological antibacterial components Download PDFInfo
- Publication number
- CN112048821A CN112048821A CN202010859790.4A CN202010859790A CN112048821A CN 112048821 A CN112048821 A CN 112048821A CN 202010859790 A CN202010859790 A CN 202010859790A CN 112048821 A CN112048821 A CN 112048821A
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- China
- Prior art keywords
- polyvinyl alcohol
- preparing
- woven fabric
- antibacterial
- biological
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4282—Addition polymers
- D04H1/4309—Polyvinyl alcohol
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/50—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyalcohols, polyacetals or polyketals
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
- D04H1/641—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions characterised by the chemical composition of the bonding agent
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Nonwoven Fabrics (AREA)
- Artificial Filaments (AREA)
Abstract
The invention belongs to the technical field of non-woven fabric preparation, and particularly relates to a preparation process of a non-woven fabric containing a biological antibacterial component, which comprises the following specific steps: s1: preparing a spinning solution: adding a biological material with antibacterial and antibacterial activities into polyvinyl alcohol to obtain a spinning stock solution; s2: preparing polyvinyl alcohol fibers; s3: and (4) preparing the non-woven fabric. Adding bioactive materials with antibacterial and antibacterial effects into polyvinyl alcohol, and making the prepared non-woven fabric have antibacterial and bactericidal effects; the polyvinyl alcohol can be used as a carrier of biological materials with bacteriostatic and antibacterial activities, supports the biological materials with the bacteriostatic and antibacterial activities and uniformly disperses the biological materials; polyvinyl alcohol is a polar material, so that the biocompatibility is good; the antibacterial and bactericidal activity of the biological material can be kept by adopting a low-temperature spinning mode; the antibacterial and bactericidal activity of the biological material can be kept by adopting a glue bonding and shaping mode.
Description
Technical Field
The invention relates to the technical field of non-woven fabric preparation, in particular to a preparation process of a non-woven fabric containing biological antibacterial components.
Background
Nonwoven fabrics, also known as nonwovens, are composed of oriented or random fibers and are referred to as fabrics because of their appearance and certain properties. Most of the traditional non-woven fabric products have single function. With the improvement of medical level, the application of non-woven fabric production technology having multiple functions such as bacteriostatic and bactericidal functions has received much attention. The traditional non-woven fabric preparation process is characterized in that the non-woven fabric is produced by a continuous one-step method of high-temperature melting, spinning, laying a line and hot-pressing and coiling of a high polymer material. The polyvinyl alcohol is a polyhydroxy polymer, has good water solubility and high biocompatibility, is nontoxic and biodegradable to a human body, is an environment-friendly material, and has great application prospect in the market of non-woven fabrics. The biological active material with antibacterial effect is added into polyvinyl alcohol, and the prepared non-woven fabric has antibacterial and bactericidal effects. Generally, the biological active material with the functions of bacteriostasis and sterilization does not resist high temperature, and the biological active material can lose activity by adopting the traditional preparation process.
Disclosure of Invention
The invention aims to provide a preparation process of a non-woven fabric containing biological antibacterial components, and aims to solve the problems that the general biological active materials with bacteriostasis and sterilization in the background technology cannot resist high temperature and can lose activity by adopting the traditional preparation process.
In order to achieve the purpose, the invention provides the following technical scheme: a preparation process of a non-woven fabric containing biological antibacterial components comprises the following specific steps:
s1: preparing a spinning solution: adding a biological material with antibacterial and antibacterial activities into polyvinyl alcohol to obtain a spinning stock solution;
s2: preparing polyvinyl alcohol fibers: obtaining the spinning solution obtained in the step S1, preparing polyvinyl alcohol fibers by the spinning solution, and spinning at low temperature;
s3: preparing a non-woven fabric: obtaining the polyvinyl alcohol fibers in the step S2, and preparing the non-woven fabric by using the polyvinyl alcohol fibers: and cutting, opening, combing, overlapping, shaping, reeling and slitting the prepared polyvinyl alcohol fibers to form the composite polyvinyl alcohol non-woven fabric.
Preferably, the temperature for preparing the polyvinyl alcohol fiber in the step S2 is 35-45 ℃.
Preferably, the shaping in step S3 specifically includes: gluing and shaping by using glue, preparing the polyvinyl alcohol 0588 with low alcoholysis degree into a glue solution, solidifying the fiber web of the polyvinyl alcohol fiber by using the glue solution, and finally washing off the redundant glue solution by using water.
Preferably, the polyvinyl alcohol fiber prepared in the step S2 has a length of 32mm-40mm and a fineness of 1.1dtex-1.6 dtex.
Preferably, the gram weight of the prepared composite polyvinyl alcohol non-woven fabric obtained in the step S3 is 20g/m2-300g/m2。
Compared with the prior art, the invention has the beneficial effects that:
adding bioactive materials with antibacterial and antibacterial effects into polyvinyl alcohol, and making the prepared non-woven fabric have antibacterial and bactericidal effects; the polyvinyl alcohol can be used as a carrier of biological materials with bacteriostatic and antibacterial activities, supports the biological materials with the bacteriostatic and antibacterial activities and uniformly disperses the biological materials; polyvinyl alcohol is a polar material, so that the biocompatibility is good; the antibacterial and bactericidal activity of the biological material can be kept by adopting a low-temperature spinning mode; the antibacterial and bactericidal activity of the biological material can be kept by adopting a glue bonding and shaping mode.
Drawings
FIG. 1 is a flow chart of the preparation process of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, the present invention provides a technical solution: a preparation process of a non-woven fabric containing biological antibacterial components comprises the following specific steps:
s1: preparing a spinning solution: adding a biological material with antibacterial and antibacterial activities into polyvinyl alcohol to obtain a spinning stock solution;
s2: preparing polyvinyl alcohol fibers: obtaining the spinning solution obtained in the step S1, preparing polyvinyl alcohol fiber by the spinning solution, spinning at a low temperature, wherein the temperature for preparing the polyvinyl alcohol fiber is 35-45 ℃, and the length and the fineness of the prepared polyvinyl alcohol fiber are respectively 32-40 mm and 1.1-1.6 dtex;
s3: preparing a non-woven fabric: obtaining the polyvinyl alcohol fibers in the step S2, and preparing the non-woven fabric by using the polyvinyl alcohol fibers: cutting, opening, combing, overlapping, shaping, coiling and slitting the prepared polyvinyl alcohol fiber to form the composite polyvinyl alcohol non-woven fabric, wherein the difference of the shaping process and the conventional heat shaping is as follows: adopting glue for bonding and shaping, preparing polyvinyl alcohol 0588 with low alcoholysis degree into glue solution, adopting the glue solution to solidify the fiber web of the polyvinyl alcohol fiber, and finally washing off the redundant glue solution by water to obtain the prepared composite polyvinyl alcohol non-woven fabric with the gram weight of 20g/m2-300g/m2。
Example 1:
the preparation process of the non-woven fabric containing the biological antibacterial component comprises the following specific steps:
s1: preparing a spinning solution: adding a biological material with antibacterial and antibacterial activities into polyvinyl alcohol to obtain a spinning stock solution;
s2: preparing polyvinyl alcohol fibers: obtaining the spinning solution obtained in the step S1, preparing polyvinyl alcohol fibers by the spinning solution, spinning at a low temperature, wherein the temperature for preparing the polyvinyl alcohol fibers is 35 ℃, and the length and the fineness of the prepared polyvinyl alcohol fibers are 1.1 dtex;
s3: preparation ofNon-woven fabrics: obtaining the polyvinyl alcohol fibers in the step S2, and preparing the non-woven fabric by using the polyvinyl alcohol fibers: cutting, opening, combing, overlapping, shaping, coiling and slitting the prepared polyvinyl alcohol fiber to form the composite polyvinyl alcohol non-woven fabric, wherein the difference of the shaping process and the conventional heat shaping is as follows: adopting glue for bonding and shaping, preparing polyvinyl alcohol 0588 with low alcoholysis degree into glue solution, adopting the glue solution to solidify the fiber web of the polyvinyl alcohol fiber, and finally washing off the redundant glue solution by water to obtain the prepared composite polyvinyl alcohol non-woven fabric with the gram weight of 20g/m2。
Example 2:
the preparation process of the non-woven fabric containing the biological antibacterial component comprises the following specific steps:
s1: preparing a spinning solution: adding a biological material with antibacterial and antibacterial activities into polyvinyl alcohol to obtain a spinning stock solution;
s2: preparing polyvinyl alcohol fibers: obtaining the spinning solution obtained in the step S1, preparing polyvinyl alcohol fibers by the spinning solution, spinning at a low temperature, wherein the temperature for preparing the polyvinyl alcohol fibers is 40 ℃, and the length and the fineness of the prepared polyvinyl alcohol fibers are 36mm and 1.35 dtex;
s3: preparing a non-woven fabric: obtaining the polyvinyl alcohol fibers in the step S2, and preparing the non-woven fabric by using the polyvinyl alcohol fibers: cutting, opening, combing, overlapping, shaping, coiling and slitting the prepared polyvinyl alcohol fiber to form the composite polyvinyl alcohol non-woven fabric, wherein the difference of the shaping process and the conventional heat shaping is as follows: adopting glue for bonding and shaping, preparing the polyvinyl alcohol 0588 with low alcoholysis degree into glue solution, adopting the glue solution to solidify the fiber web of the polyvinyl alcohol fiber, and finally washing off the redundant glue solution by water to obtain the prepared composite polyvinyl alcohol non-woven fabric with the gram weight of 160g/m2。
Example 3:
the preparation process of the non-woven fabric containing the biological antibacterial component comprises the following specific steps:
s1: preparing a spinning solution: adding a biological material with antibacterial and antibacterial activities into polyvinyl alcohol to obtain a spinning stock solution;
s2: preparing polyvinyl alcohol fibers: obtaining the spinning solution obtained in the step S1, preparing polyvinyl alcohol fibers by the spinning solution, spinning at a low temperature, wherein the temperature for preparing the polyvinyl alcohol fibers is 45 ℃, and the length and the fineness of the prepared polyvinyl alcohol fibers are 40mm and 1.6 dtex;
s3: preparing a non-woven fabric: obtaining the polyvinyl alcohol fibers in the step S2, and preparing the non-woven fabric by using the polyvinyl alcohol fibers: cutting, opening, combing, overlapping, shaping, coiling and slitting the prepared polyvinyl alcohol fiber to form the composite polyvinyl alcohol non-woven fabric, wherein the difference of the shaping process and the conventional heat shaping is as follows: adopting glue for bonding and shaping, preparing the polyvinyl alcohol 0588 with low alcoholysis degree into glue solution, adopting the glue solution to solidify the fiber web of the polyvinyl alcohol fiber, and finally washing off the redundant glue solution by water to obtain the prepared composite polyvinyl alcohol non-woven fabric with the gram weight of 300g/m2。
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A preparation process of non-woven fabric containing biological antibacterial components is characterized by comprising the following steps: the preparation process of the non-woven fabric containing the biological antibacterial component comprises the following specific steps:
s1: preparing a spinning solution: adding a biological material with antibacterial and antibacterial activities into polyvinyl alcohol to obtain a spinning stock solution;
s2: preparing polyvinyl alcohol fibers: obtaining the spinning solution obtained in the step S1, preparing polyvinyl alcohol fibers by the spinning solution, and spinning at low temperature;
s3: preparing a non-woven fabric: obtaining the polyvinyl alcohol fibers in the step S2, and preparing the non-woven fabric by using the polyvinyl alcohol fibers: and cutting, opening, combing, overlapping, shaping, reeling and slitting the prepared polyvinyl alcohol fibers to form the composite polyvinyl alcohol non-woven fabric.
2. The process of claim 1 for preparing a nonwoven fabric containing a bio-antimicrobial component, wherein: the temperature for preparing the polyvinyl alcohol fiber in the step S2 is 35-45 ℃.
3. The process of claim 1 for preparing a nonwoven fabric containing a bio-antimicrobial component, wherein: the shaping in the step S3 specifically includes: gluing and shaping by using glue, preparing the polyvinyl alcohol 0588 with low alcoholysis degree into a glue solution, solidifying the fiber web of the polyvinyl alcohol fiber by using the glue solution, and finally washing off the redundant glue solution by using water.
4. The process of claim 1 for preparing a nonwoven fabric containing a bio-antimicrobial component, wherein: the length of the polyvinyl alcohol fiber prepared in the step S2 is 32mm-40mm, and the fineness is 1.1dtex-1.6 dtex.
5. The process of claim 1 for preparing a nonwoven fabric containing a bio-antimicrobial component, wherein: the gram weight of the prepared composite polyvinyl alcohol non-woven fabric obtained in the step S3 is 20g/m2-300g/m2。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010859790.4A CN112048821A (en) | 2020-08-24 | 2020-08-24 | Preparation process of non-woven fabric containing biological antibacterial components |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010859790.4A CN112048821A (en) | 2020-08-24 | 2020-08-24 | Preparation process of non-woven fabric containing biological antibacterial components |
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| CN112048821A true CN112048821A (en) | 2020-12-08 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101187089A (en) * | 2007-11-22 | 2008-05-28 | 苏州大学 | Silk fibroin and polyvinyl alcohol blending antibacterial nanometer fiber and its preparation method |
| CN106498554A (en) * | 2016-10-20 | 2017-03-15 | 上海全宇生物科技遂平有限公司 | A kind of boracic chitosan/polyvinyl alcohol composite fibre and preparation method thereof, non-weaving cloth |
| CN110820340A (en) * | 2019-11-13 | 2020-02-21 | 华南理工大学 | Preparation method of polyvinyl alcohol fiber composite modified material for machine-made products |
| CN111012941A (en) * | 2020-01-10 | 2020-04-17 | 中原工学院 | Electrostatic spinning double-layer long-acting antibacterial medical dressing and preparation method thereof |
| CN111254512A (en) * | 2020-03-20 | 2020-06-09 | 深圳职业技术学院 | Antibacterial composite polyvinyl alcohol fiber and preparation method and application thereof |
-
2020
- 2020-08-24 CN CN202010859790.4A patent/CN112048821A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101187089A (en) * | 2007-11-22 | 2008-05-28 | 苏州大学 | Silk fibroin and polyvinyl alcohol blending antibacterial nanometer fiber and its preparation method |
| CN106498554A (en) * | 2016-10-20 | 2017-03-15 | 上海全宇生物科技遂平有限公司 | A kind of boracic chitosan/polyvinyl alcohol composite fibre and preparation method thereof, non-weaving cloth |
| CN110820340A (en) * | 2019-11-13 | 2020-02-21 | 华南理工大学 | Preparation method of polyvinyl alcohol fiber composite modified material for machine-made products |
| CN111012941A (en) * | 2020-01-10 | 2020-04-17 | 中原工学院 | Electrostatic spinning double-layer long-acting antibacterial medical dressing and preparation method thereof |
| CN111254512A (en) * | 2020-03-20 | 2020-06-09 | 深圳职业技术学院 | Antibacterial composite polyvinyl alcohol fiber and preparation method and application thereof |
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Inventor after: Fang Xiangming Inventor after: Wu Kangping Inventor after: Sun Yaqi Inventor after: Fan Longxue Inventor after: Cheng Baoli Inventor after: Xiong Qixing Inventor after: Lin Ru Inventor before: Wu Kangping |
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Application publication date: 20201208 |