CN114808186A - Antibacterial fiber, dry and wet dual-purpose antibacterial non-woven fabric and preparation method - Google Patents
Antibacterial fiber, dry and wet dual-purpose antibacterial non-woven fabric and preparation method Download PDFInfo
- Publication number
- CN114808186A CN114808186A CN202210273842.9A CN202210273842A CN114808186A CN 114808186 A CN114808186 A CN 114808186A CN 202210273842 A CN202210273842 A CN 202210273842A CN 114808186 A CN114808186 A CN 114808186A
- Authority
- CN
- China
- Prior art keywords
- antibacterial
- core
- skin
- dry
- woven fabric
- Prior art date
- 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.)
- Pending
Links
Images
Classifications
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
- D01D5/34—Core-skin structure; Spinnerette packs therefor
-
- 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
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
-
- 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
- D04H1/44—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/48—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
- D04H1/485—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation in combination with weld-bonding
-
- 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
- D04H1/54—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 welding together the fibres, e.g. by partially melting or dissolving
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H1/5412—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres sheath-core
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Multicomponent Fibers (AREA)
- Artificial Filaments (AREA)
Abstract
The invention discloses an antibacterial fiber and dry-wet dual-purpose antibacterial non-woven fabric and a preparation method thereof. Respectively doping hydroxyl-containing nano metal oxides into polyethylene and polyethylene terephthalate according to the mass percentage of 0.01-0.1% to obtain skin layer and core layer raw materials, adding the skin layer and core layer raw materials into a melt double-pipeline of a spinning machine, extruding the raw materials through a double screw, spraying the raw materials through a composite spinning assembly, cooling, forming, winding, stretching, curling and shaping to obtain an ES skin-core heterojunction composite fiber; and then a hot air or hot rolling process is adopted to obtain the dry and wet dual-purpose antibacterial non-woven fabric. The composite fiber provided by the invention has a skin-core micro-electric field interface, utilizes the interface micro-electric field effect to electrolyze water in the environment to generate an antibacterial active factor, has a quick and efficient sterilization effect, has a high-efficient sterilization effect on liquid after being soaked in water, has no chemical substances separated out from water, is safe, environment-friendly and energy-saving, and is suitable for a skin contact layer of a dry-wet disposable hygienic product.
Description
Technical Field
The invention relates to an antibacterial fiber and dry-wet dual-purpose antibacterial non-woven fabric capable of generating an antibacterial effect by using an interfacial micro-electric field and a preparation method thereof.
Background
In recent years, with the progress of science and technology and the improvement of the living standard of people, the health care consciousness and the safety consciousness of people are increasingly strengthened, diseases caused by harmful microorganisms in the environment are more common, and therefore, the active development of various antibacterial materials and antibacterial equipment closely related to the life of people becomes a research hotspot of researchers.
The research on the antibacterial material needs to consider the safety, the production cost and the use convenience of the antibacterial material while considering the antibacterial effect. Generally, antibacterial agents are classified into three major groups, namely natural antibacterial agents, organic antibacterial agents and inorganic antibacterial agents. The natural antibacterial agent has the advantages of no pollution, good biocompatibility, limited antibacterial function, difficult long-acting broad-spectrum antibacterial property, no high temperature resistance, no washing resistance and special extraction process. The organic antibacterial agent is mainly quaternary ammonium salts, phenols, ureas, guanidines, heterocycles and organic metal compounds, has strong initial bactericidal power, bactericidal immediate effect, broad antibacterial spectrum, relatively low price, poor chemical stability, poor heat resistance, no high temperature resistance, toxic secondary products, easy migration in use and short antibacterial life. Inorganic antibacterial agents are an ideal new generation of antibacterial agents because of their good safety, and are currently mainly classified into three types: one type is an inorganic salt or complex containing a metal ion; the second type is a photocatalytic (photocatalytic) antibacterial agent represented by zinc oxide and titanium oxide; the third category is heterojunction composite antibacterial agents. From the aspects of safety and efficacy, the third type of heterojunction composite antibacterial material has a development prospect, the safety problem of the first type of metal precipitation and the dependence of the second type of inorganic antibacterial agent on ultraviolet light are made up, and in addition, a micro electric field exists in the structure of the heterojunction composite antibacterial material, and a medium in an environment can be electrolyzed to become a substance with an antibacterial effect in a certain environment, so that the heterojunction composite antibacterial material is a safe physical antibacterial technology.
The existing wet tissue is basically composed of non-woven fabrics and pure water, and in order to prevent mildew, preservatives are required to be added, so that the problems of chemical pollution and skin allergy exist; while dry paper towels generally do not have an antimicrobial and disinfectant effect. Therefore, there is a need to develop a product which has an antibacterial effect by itself and can electrolyze water to make water also have an antibacterial and disinfecting effect.
The prior method for generating the antibacterial disinfectant by electrolysis mainly comprises a hypochlorous acid water electrolysis device, and the typical technology comprises a high-concentration slightly-acidic hypochlorous acid water electrolysis device and a production method which are provided by Chinese invention patent CN112777692A, and is characterized in that the safety is superior to that of the conventional high-concentration hypochlorous acid disinfectant, but the hypochlorous acid is finally used as a disinfection substance, a special electrolysis device is needed to generate hypochlorous acid water, in addition, the stability of the disinfection effect is not high, and the hypochlorous acid water electrolysis device is obviously reduced after being stored for 3 months generally.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the antibacterial fiber, the dry-wet antibacterial non-woven fabric and the preparation method thereof, wherein the antibacterial fiber, the dry-wet antibacterial non-woven fabric and the preparation method thereof have high-efficiency, quick-acting, safe and stable antibacterial effects, and are used for children, pregnant women, sensitive people and sensitive parts.
The technical scheme for realizing the aim of the invention is to provide the antibacterial fiber, wherein the fiber is an ES sheath-core heterojunction composite fiber, the sheath layer takes Polyethylene (PE) as a base material, the core layer takes polyethylene terephthalate (PET) as a base material, and hydroxyl-containing nano metal oxide with the impurity content percentage of 0.01-0.1% is doped in the sheath layer and the core layer respectively; the mass ratio of the skin layer to the core layer is 1: 1-2.
The technical scheme of the invention also provides a preparation method of the antibacterial fiber, which comprises the following steps:
(1) respectively doping hydroxyl-containing nano metal oxides into polyethylene and polyethylene terephthalate according to the mass percentage of 0.01-0.1% by taking polyethylene as a skin layer substrate and polyethylene terephthalate as a core layer substrate to prepare skin layer and core layer raw materials;
(2) and (2) respectively adding the raw materials of the skin layer and the core layer prepared in the step (1) into a melt double-pipeline of a spinning machine according to the mass ratio of 1: 1-2, extruding by using a double screw, spraying by using a composite spinning assembly, cooling, forming, winding, stretching, curling and shaping to obtain the ES skin-core heterojunction composite fiber.
The technical scheme of the invention comprises a preparation method of a dry-wet dual-purpose antibacterial non-woven fabric, which comprises the following steps:
(1) the preparation method comprises the following steps of (1) respectively doping hydroxyl-containing nano metal oxides into polyethylene and polyethylene terephthalate by taking polyethylene as a skin layer substrate and polyethylene terephthalate as a core layer substrate according to the mass percentage of 0.01-0.1%, and preparing to obtain skin layer and core layer raw materials;
(2) respectively adding the raw materials of the skin layer and the core layer prepared in the step (1) into a melt double pipeline of a spinning machine according to the mass ratio of 1: 1-2, extruding by using double screws, spraying by using a composite spinning assembly, cooling, forming, winding, stretching, curling and sizing to obtain the ES skin-core heterojunction composite fiber;
(3) the dry and wet antibacterial non-woven fabric is prepared by adopting a hot air or hot rolling process and spreading.
The technical scheme of the invention also comprises the dry and wet dual-purpose antibacterial non-woven fabric obtained by the preparation method.
The nano metal oxide is one or more of zinc, copper, molybdenum, magnesium and titanium metal oxides.
The heterojunction material provided by the invention is ES sheath-core composite fiber, the sheath layer is Polyethylene (PE) material of nano semiconductor metal sulfide, and the core layer is polyethylene terephthalate (PET) material containing nano semiconductor metal oxide, so that the antibacterial non-woven fabric is prepared.
The principle of the invention is as follows: the dry and wet dual-purpose antibacterial non-woven fabric is prepared by electrolyzing water through the heterojunction effect formed by doping the semiconductor metal compound in the organic high polymer material cortex sandwich layer, the non-woven fabric can electrolyze water in the environment to generate antibacterial active factors, meanwhile, the liquid can also generate a quick and efficient sterilization effect after being soaked in the water, no other chemical substance is separated out in the water, no adverse effect is generated on the human body or the ecological environment, and the dry and wet dual-purpose tissue box has the advantages of safety, environmental protection and energy conservation.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides an interface with sheath-core composite fibers by a special texture technology, utilizes the micro-electric field effect between the interfaces to electrolyze water in the environment to generate an antibacterial active factor, realizes the antibacterial effect of more than 99 percent in 2 minutes, and solves the safety problem that the existing antibacterial disinfection technology contains antibacterial substances which stimulate the skin.
2. The antibacterial non-woven fabric provided by the invention has good water absorption, can generate an antibacterial effect by utilizing moisture in the environment in a dry state and soaked water in a wet state, does not need a special preparation device, electric energy and the like, does not precipitate any other chemical substances, does not generate adverse effects on the human body or the ecological environment, embodies the characteristics of safety, environmental protection and energy conservation from preparation to application, and is particularly suitable for children, pregnant women, sensitive parts and sensitive people.
Drawings
FIG. 1 is a microscope image of a cross-section of an ES sheath-core composite fiber provided by an embodiment of the present invention in a dry and wet state;
fig. 2 is a schematic structural diagram of a wet and dry antibacterial tissue box provided by an embodiment of the invention.
In the drawings, 1. a tissue box case; 2. a box cover connecting piece; 3. a box cover; 4. a box cover lock; 5. dry and wet dual-purpose antibacterial non-woven fabrics; 6. a cavity; 7. a purified water reservoir; 8. and (5) purifying the water spray head.
Detailed Description
The technical solution of the present invention is further described with reference to the accompanying drawings and examples.
Example 1
1. Preparation of hydroxyl-containing nano zinc oxide
Mixing and grinding zinc oxide with the particle size of 20-30 nm sold in the market, polyvinylpyrrolidone, polyethylene glycol and glycerol according to the mass ratio of 1: 0.1: 0.5: 0.1 to prepare the hydroxyl-containing nano zinc oxide.
2. Preparing ES sheath-core composite fiber
Adding the hydroxyl-containing nano zinc oxide into the PE material in a slice modification device according to the mass percent of 0.03% to prepare a modified PE material serving as a subsequent skin layer, and adding the hydroxyl-containing nano zinc oxide of 0.03% into the PET material in the slice modification device to prepare a modified PET material serving as a subsequent core layer; in a composite fiber preparation device, the skin layer material and the core layer material are respectively added into a melt pipeline of spinning according to the mass ratio of 1: 1.1, extruded by a double screw, sprayed out by a composite spinning assembly, cooled, formed, wound, stretched, curled and shaped to obtain the ES skin-core composite fiber.
Referring to fig. 1, a cross-sectional microscopic view of the ES sheath-core composite fiber prepared in this example in dry and wet states; the A picture is the cross section microscopic picture of the composite fiber in a dry state, and the B picture is the cross section microscopic picture of the composite fiber dried after being soaked in pure water; the comparison result shows that the skin-core interface of the composite fiber after being in a wet state is obviously enlarged, because the interface is enlarged due to the generation of free oxygen by the electrolytic environment water, the composite fiber provided by the embodiment can generate an antibacterial activity factor by utilizing a heterojunction micro-electric field.
Example 2
The ES sheath-core composite fiber prepared in example 1 is processed by a hot-air non-woven fabric processing technology to prepare the ES hot-air non-woven fabric.
The hot-air non-woven fabric is soaked in deionized water for 24 hours according to the mass ratio of 1: 30, and tests show that the water does not contain any other chemical substances and has high-efficiency antibacterial effect.
The nonwoven fabric samples prepared in this example and the water after soaking were tested for antibacterial effect, and the results are shown in table 1.
Table 1:
after the ES composite fiber nonwoven fabric provided in this example is soaked in deionized water, the results of the metal dissolution test on the soaking water are shown in table 2.
Table 2:
the test results in table 1 show that the hot air nonwoven fabric has an antibacterial rate of 99% for staphylococcus aureus in 2 minutes, an antibacterial rate of 99% for escherichia coli, and an antibacterial rate of 99% for candida albicans.
The non-woven fabrics of adopting ES skin core composite fiber processing that this embodiment provided, but the aquatic of electrolysis environment produces antibiotic active factor, soak in water back simultaneously, liquid also can produce high efficiency's bactericidal effect, and no other chemical substance in aquatic is appeared, can not produce harmful effects to human body self or ecological environment, the product has safety, environmental protection, energy-conserving advantage, can use dry and wet dual-purpose antibiotic paper handkerchief, also can be used to the skin contact layer of disposable health supplies such as urine is not wet, separate urine pad, separate breast pad, sanitary towel, sanitary pad.
The antibacterial nonwoven fabric provided in this example was cut and wound into an appropriate size, and was put into a tissue box to be used as a dry and wet antibacterial tissue.
Referring to fig. 2, it is a schematic structural diagram of a tissue box suitable for dry and wet dual-purpose antibacterial tissues provided in this embodiment; the top of the tissue box shell 1 is provided with a box cover 3, the box cover and the tissue box shell are connected together through a connecting part 2, and the box cover is opened and closed conveniently through a box cover lock 4; a cavity 6 for placing the antibacterial paper towels 5 and a purified water storage device 7 are arranged inside the paper towel box shell, and a purified water spray head 8 is arranged at the top of the purified water storage device and can adopt a pressure spray head. And opening the box cover lock, directly taking out the dry antibacterial paper towel from the cavity, and spraying purified water onto the paper towel through the purified water spray head to obtain the wet antibacterial paper towel.
Example 3
Firstly, preparing hydroxyl-containing nano copper oxide, and mixing and grinding 20-30 nm commercially available copper oxide, polyvinylpyrrolidone, polyethylene glycol and glycerol according to the mass ratio of 1: 0.1: 0.4: 0.2 to prepare the hydroxyl-containing nano copper oxide.
Adding 0.03% of nano copper oxide into the PE material in a slice modification device to prepare a skin layer PE material, and adding 0.03% of nano zinc oxide into the PET material in the slice modification device to prepare a modified PET core layer material; in the preparation of the composite fiber, the sheath layer material and the core layer material are respectively added into a melt pipeline of spinning, extruded by a double screw, sprayed by a composite spinning assembly, cooled, formed, coiled, stretched, curled and shaped to finally obtain the ES sheath-core composite fiber, and the ES hot-rolled non-woven fabric is prepared by using a hot-rolled non-woven fabric processing technology, and test results show that the hot-rolled non-woven fabric has the antibacterial rate of 99 percent of staphylococcus aureus in 2 minutes, the antibacterial rate of 99 percent of escherichia coli and the antibacterial rate of 99 percent of candida albicans, and the hot-rolled non-woven fabric is soaked in deionized water for 24 hours according to the mass ratio of 1: 30, and no other chemical substances exist in the test water. The antibacterial rate of the soaking water is over 99 percent.
Example 4
Firstly, preparing hydroxyl-containing nano molybdenum oxide, and mixing and grinding 30-50 nm commercially available molybdenum oxide, polyvinylpyrrolidone, polyethylene glycol and glycerol according to the mass ratio of 1: 0.1: 0.4: 0.2 to prepare the hydroxyl-containing nano molybdenum oxide.
Adding 0.03% of hydroxyl-containing nano molybdenum oxide into a PE material in a slice modification device to prepare a skin layer PE material, and adding 0.03% of hydroxyl-containing nano molybdenum oxide into a PET material in the slice modification device to prepare a modified PET core layer material; in the preparation of the composite fiber, the sheath layer material and the core layer material are respectively added into a melt pipeline of spinning, extruded by a double screw, sprayed by a composite spinning assembly, cooled, formed, coiled, stretched, curled and shaped to finally obtain the ES sheath-core composite fiber, and the ES hot-rolled non-woven fabric is prepared by using a hot-rolled non-woven fabric processing technology, and test results show that the hot-rolled non-woven fabric has the antibacterial rate of 99 percent of staphylococcus aureus in 2 minutes, the antibacterial rate of 99 percent of escherichia coli and the antibacterial rate of 99 percent of candida albicans, and the hot-rolled non-woven fabric is soaked in deionized water for 24 hours according to the mass ratio of 1: 30, and no other chemical substances exist in the test water. The antibacterial rate of the soaking water is over 99 percent.
Example 5
Adding 0.02% of the hydroxyl-containing nano molybdenum oxide prepared in example 4 and 0.02% of the hydroxyl-containing nano zinc oxide prepared in example 1 into a PE material in a slice modification device to prepare a PE material with a skin layer, and adding 0.02% of the hydroxyl-containing nano molybdenum oxide and 0.02% of the hydroxyl-containing nano zinc oxide into a PET material in the slice modification device to prepare a modified PET core layer material; in the preparation of the composite fiber, the sheath layer material and the core layer material are respectively added into a melt pipeline of spinning, extruded by a double screw, sprayed by a composite spinning assembly, cooled, molded, wound, stretched, curled and shaped to finally obtain the ES sheath-core composite fiber, and the ES hot-air non-woven fabric is prepared by using a hot-air non-woven fabric processing technology, and a test result shows that the antibacterial rate of staphylococcus aureus of the hot-air non-woven fabric for 2 minutes is 99%, the antibacterial rate of escherichia coli is 99%, the antibacterial rate of candida albicans is 99%, the hot-air non-woven fabric is soaked in deionized water for 24 hours according to the mass ratio of 1: 30, and no other chemical substances exist in test water. The antibacterial rate of the soaking water is over 99 percent.
Claims (6)
1. An antimicrobial fiber characterized by: the fiber is an ES sheath-core heterojunction composite fiber, the sheath layer takes polyethylene as a base material, the core layer takes polyethylene terephthalate as a base material, and hydroxyl-containing nano metal oxides with impurity content percentage of 0.01-0.1% are doped in the sheath layer and the core layer respectively; the mass ratio of the skin layer to the core layer is 1: 1-2.
2. An antimicrobial fiber according to claim 1, wherein: the nano metal oxide is one or more of zinc, copper, molybdenum, magnesium and titanium metal oxides.
3. The preparation method of the antibacterial fiber is characterized by comprising the following steps:
(1) respectively doping hydroxyl-containing nano metal oxides into polyethylene and polyethylene terephthalate according to the mass percentage of 0.01-0.1% by taking polyethylene as a skin layer substrate and polyethylene terephthalate as a core layer substrate to prepare skin layer and core layer raw materials;
(2) and (2) respectively adding the raw materials of the skin layer and the core layer prepared in the step (1) into a melt double-pipeline of a spinning machine according to the mass ratio of 1: 1-2, extruding by using a double screw, spraying by using a composite spinning assembly, cooling, forming, winding, stretching, curling and shaping to obtain the ES skin-core heterojunction composite fiber.
4. A preparation method of a dry-wet dual-purpose antibacterial non-woven fabric is characterized by comprising the following steps:
(1) the preparation method comprises the following steps of (1) respectively doping hydroxyl-containing nano metal oxides into polyethylene and polyethylene terephthalate by taking polyethylene as a skin layer substrate and polyethylene terephthalate as a core layer substrate according to the mass percentage of 0.01-0.1%, and preparing to obtain skin layer and core layer raw materials;
(2) respectively adding the raw materials of the skin layer and the core layer prepared in the step (1) into a melt double-pipeline of a spinning machine according to the mass ratio of 1: 1-2, extruding by using a double screw, spraying by using a composite spinning assembly, cooling, forming, winding, stretching, curling and shaping to obtain the ES skin-core heterojunction composite fiber;
(3) the dry and wet antibacterial non-woven fabric is prepared by adopting a hot air or hot rolling process and spreading.
5. The method for preparing the dry-wet dual-purpose antibacterial non-woven fabric according to claim 4, characterized in that: the nano metal oxide is one or more of zinc, copper, molybdenum, magnesium and titanium metal oxides.
6. A wet and dry antibacterial nonwoven fabric obtained by the production method according to claim 4.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210273842.9A CN114808186A (en) | 2022-03-19 | 2022-03-19 | Antibacterial fiber, dry and wet dual-purpose antibacterial non-woven fabric and preparation method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210273842.9A CN114808186A (en) | 2022-03-19 | 2022-03-19 | Antibacterial fiber, dry and wet dual-purpose antibacterial non-woven fabric and preparation method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114808186A true CN114808186A (en) | 2022-07-29 |
Family
ID=82530889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210273842.9A Pending CN114808186A (en) | 2022-03-19 | 2022-03-19 | Antibacterial fiber, dry and wet dual-purpose antibacterial non-woven fabric and preparation method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114808186A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1412251A (en) * | 2001-10-12 | 2003-04-23 | 中国科学院金属研究所 | Nano zinc oxide slurry composition and its preparation method |
CN1635033A (en) * | 2004-10-22 | 2005-07-06 | 上海工程技术大学 | Modified nano oxide compound, its application and use thereof |
CN104856604A (en) * | 2015-06-18 | 2015-08-26 | 余姚市捷迅精密塑料模具厂 | Tissue box having humidification function |
CN107116229A (en) * | 2016-02-25 | 2017-09-01 | 新材料与产业技术北京研究院 | A kind of copper nanoparticle and preparation method thereof |
CN107858862A (en) * | 2017-11-13 | 2018-03-30 | 江苏纳盾科技有限公司 | A kind of preparation and application without precipitation antibacterial dust-free paper |
CN112695408A (en) * | 2020-12-31 | 2021-04-23 | 江苏纳盾科技有限公司 | Efficient quick-acting non-dissolution antibacterial composite fiber and preparation method thereof |
CN113774657A (en) * | 2021-09-23 | 2021-12-10 | 阜阳中科众汇净化材料有限公司 | Antibacterial and antiviral fiber cloth composite material and preparation method and application thereof |
WO2022048369A1 (en) * | 2020-09-04 | 2022-03-10 | 南京禾素时代抗菌材料科技有限公司 | Phbv material-blended antibacterial and antiviral es fiber and preparation method therefor |
-
2022
- 2022-03-19 CN CN202210273842.9A patent/CN114808186A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1412251A (en) * | 2001-10-12 | 2003-04-23 | 中国科学院金属研究所 | Nano zinc oxide slurry composition and its preparation method |
CN1635033A (en) * | 2004-10-22 | 2005-07-06 | 上海工程技术大学 | Modified nano oxide compound, its application and use thereof |
CN104856604A (en) * | 2015-06-18 | 2015-08-26 | 余姚市捷迅精密塑料模具厂 | Tissue box having humidification function |
CN107116229A (en) * | 2016-02-25 | 2017-09-01 | 新材料与产业技术北京研究院 | A kind of copper nanoparticle and preparation method thereof |
CN107858862A (en) * | 2017-11-13 | 2018-03-30 | 江苏纳盾科技有限公司 | A kind of preparation and application without precipitation antibacterial dust-free paper |
WO2022048369A1 (en) * | 2020-09-04 | 2022-03-10 | 南京禾素时代抗菌材料科技有限公司 | Phbv material-blended antibacterial and antiviral es fiber and preparation method therefor |
CN112695408A (en) * | 2020-12-31 | 2021-04-23 | 江苏纳盾科技有限公司 | Efficient quick-acting non-dissolution antibacterial composite fiber and preparation method thereof |
CN113774657A (en) * | 2021-09-23 | 2021-12-10 | 阜阳中科众汇净化材料有限公司 | Antibacterial and antiviral fiber cloth composite material and preparation method and application thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RU2472713C2 (en) | Novel highly stable aqueous solution, nano-coated electrode for preparing said solution and method of making said electrode | |
CN102031584A (en) | Method for preparing composite antibacterial polyester fiber from nano zinc oxide and titanium dioxide | |
CN103436982B (en) | Modified polyester fiber and preparation method thereof | |
CN104631115A (en) | Antibacterial anti-odor finishing application technology for textiles | |
CN101766188A (en) | Chitosan antimicrobial agent | |
CN101548983B (en) | Skin disinfectant and method of producing the same | |
CN107675292B (en) | A kind of nano-silver bamboo charcoal fiber and its Bactericidal underwear product | |
CN1091177C (en) | Composite antibacterial fibre, its preparation method and application | |
CN103590135B (en) | Multipurpose terylene fiber and preparation method thereof | |
CN114808186A (en) | Antibacterial fiber, dry and wet dual-purpose antibacterial non-woven fabric and preparation method | |
CN109235038A (en) | A kind of preparation method of antibacterial facial mask fabric | |
CN105239380A (en) | Antibacterial mildew-resistant textile and preparation method thereof | |
CN111139645A (en) | High-filler antibacterial wet tissue and softening treatment process thereof | |
CN109024093A (en) | A kind of environment-friendly antibacterial wallpaper | |
CN104414286A (en) | Lotus fibrous protein quilt | |
CN116145431A (en) | Composite apocynum fiber fabric | |
CN216855275U (en) | Wiping wet tissue with mosquito repelling and itching relieving functions | |
CN111893756A (en) | Negative ion antibacterial textile finishing liquid and preparation method thereof | |
CN102475513A (en) | Hydrogel type hygiene wipe and preparation method thereof | |
CN206266760U (en) | A kind of certainly fragrant natural antibacterial deodorization fiber | |
CN214048347U (en) | Novel high-performance antibacterial chemical fiber quilt | |
CN215133743U (en) | Skin-moistening type self-cleaning sanitary wet tissue | |
TWI732556B (en) | Nano-pretreatment long-term functional composite material and its fabric | |
CN209610749U (en) | Environmentally-frieantibacterial antibacterial carpet | |
CN210415711U (en) | Warm-keeping and antibacterial garment fabric |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |