CN113087991A - Copper-silver series sterilizing plastic film plastic bag strip and production method and application thereof - Google Patents
Copper-silver series sterilizing plastic film plastic bag strip and production method and application thereof Download PDFInfo
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- CN113087991A CN113087991A CN202110370618.7A CN202110370618A CN113087991A CN 113087991 A CN113087991 A CN 113087991A CN 202110370618 A CN202110370618 A CN 202110370618A CN 113087991 A CN113087991 A CN 113087991A
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- copper
- series
- disinfection
- sterilization
- silver
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- NEIHULKJZQTQKJ-UHFFFAOYSA-N [Cu].[Ag] Chemical class [Cu].[Ag] NEIHULKJZQTQKJ-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 44
- 239000002985 plastic film Substances 0.000 title claims abstract description 37
- 229920006255 plastic film Polymers 0.000 title claims abstract description 37
- 229920003023 plastic Polymers 0.000 title claims abstract description 35
- 239000004033 plastic Substances 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 75
- -1 polyethylene Polymers 0.000 claims abstract description 26
- 239000003206 sterilizing agent Substances 0.000 claims abstract description 13
- 239000004698 Polyethylene Substances 0.000 claims abstract description 12
- 229920000573 polyethylene Polymers 0.000 claims abstract description 12
- 239000004743 Polypropylene Substances 0.000 claims abstract description 11
- 229920001155 polypropylene Polymers 0.000 claims abstract description 11
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims abstract description 10
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 10
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 10
- 239000005033 polyvinylidene chloride Substances 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 4
- 150000001879 copper Chemical class 0.000 claims description 33
- 235000013305 food Nutrition 0.000 claims description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 13
- 230000008018 melting Effects 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- 239000003963 antioxidant agent Substances 0.000 claims description 12
- 230000003078 antioxidant effect Effects 0.000 claims description 12
- 239000011858 nanopowder Substances 0.000 claims description 12
- 238000004806 packaging method and process Methods 0.000 claims description 11
- 239000000155 melt Substances 0.000 claims description 10
- 239000002270 dispersing agent Substances 0.000 claims description 7
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 6
- 239000005751 Copper oxide Substances 0.000 claims description 6
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 229910000431 copper oxide Inorganic materials 0.000 claims description 6
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 claims description 6
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 claims description 6
- 229940112669 cuprous oxide Drugs 0.000 claims description 6
- 239000002105 nanoparticle Substances 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 239000004332 silver Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000009461 vacuum packaging Methods 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- QIRJMTNEXDJJHV-UHFFFAOYSA-J [Na+].P(=O)([O-])([O-])[O-].O[Zr+3] Chemical compound [Na+].P(=O)([O-])([O-])[O-].O[Zr+3] QIRJMTNEXDJJHV-UHFFFAOYSA-J 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 229940127554 medical product Drugs 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 3
- YCKOAAUKSGOOJH-UHFFFAOYSA-N copper silver Chemical compound [Cu].[Ag].[Ag] YCKOAAUKSGOOJH-UHFFFAOYSA-N 0.000 claims 3
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims 2
- 238000013329 compounding Methods 0.000 claims 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims 1
- LYRFLYHAGKPMFH-UHFFFAOYSA-N octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(N)=O LYRFLYHAGKPMFH-UHFFFAOYSA-N 0.000 claims 1
- 241000700605 Viruses Species 0.000 description 7
- 241000711573 Coronaviridae Species 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 208000003322 Coinfection Diseases 0.000 description 1
- 208000032370 Secondary transmission Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009385 viral infection Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/08—Homopolymers or copolymers of vinylidene chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2248—Oxides; Hydroxides of metals of copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/015—Biocides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/12—Adsorbed ingredients, e.g. ingredients on carriers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Packages (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
A copper-silver series sterilization plastic film plastic bag belt material and a production method and application thereof comprise: the raw materials of polyethylene or polyvinyl chloride or polyvinylidene chloride or polypropylene are mixed with copper-silver series sterilizing agents to be made into copper-silver series sterilizing plastic film plastic bag belts through plastic film plastic bag making equipment.
Description
Technical Field
The invention belongs to the technical field of plastic film manufacturing, and particularly relates to the technical field of manufacturing of copper-silver series disinfection and sterilization plastic film plastic bag strips.
Background
Various plastic films in the prior art cannot kill viruses, and the new coronavirus has strong vitality and can survive on the surface of a common plastic film for many days, particularly the surface of a cold chain food package emitted from an epidemic area is easy to adhere to the new coronavirus and other viruses with strong infectivity and survive for a long time, and if the treatment is not proper, secondary infection is caused, so that the defect is not well solved all the time.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a copper-silver series plastic film plastic bag strip for disinfection and sterilization as well as a production method and application thereof, wherein the production method comprises the following steps: the copper sterilizing agent is formed by one or more of simple substance copper, copper oxide, cuprous oxide and copper salt nano powder or particles, 1.8-40% by weight of the copper sterilizing agent is correspondingly doped into 93-40% by weight of polyethylene or polyvinyl chloride or polyvinylidene chloride or polypropylene nano powder or master batch, 5-10% by weight of compatilizer, 0.1-6% by weight of dispersing agent and 0.1-4% by weight of antioxidant are added, the sum of the raw materials is 100%, the mixture is put into a high-speed mixer to be mixed for 2-10 minutes, the mixture is put into a melting screw extruder, the processing temperature is 160-320 ℃, the rotating speed of the screw is 180-800 r/min, and uniformly dispersed high-compatibility and mutually-adhesion copper sterilizing polymer melts are respectively formed by melting, the melt index is 0.8-40g/10min, and the melt is melted to form copper series sterilized polyethylene, polyvinyl chloride, polyvinylidene chloride or polypropylene melt which is dispersed uniformly, highly compatible and mutually adhered, and the copper series sterilized plastic film or copper series sterilized plastic tube with 5-200 g is prepared by extruding, high-temperature high-pressure extruding, cooling and rolling the film nozzle, and the copper series sterilized plastic film or copper series sterilized plastic bag strip is prepared by cutting the copper series sterilized plastic film or copper series sterilized plastic tube with 5-200 g.
Preferably, the copper-silver series disinfection sterilizing agent is formed by one or more of simple substance copper, copper oxide, cuprous oxide, copper salt and glass silver-loaded hydroxyl zirconium sodium phosphate nano powder or particles containing silver ions, the copper-silver series disinfection sterilizing agent with the weight percentage of 1.8% -40% is correspondingly doped into the polymer nano powder or master batch with the weight percentage of 93% -40%, 5% -10% of compatilizer, 0.1% -6% of dispersing agent and 0.1% -4% of antioxidant are added, the sum of the raw materials is 100%, the mixture is put into a high-speed mixer to be mixed for 2-10 minutes, the mixture is put into a melting screw extruder, the processing temperature is 160-320 ℃, the rotating speed of the screw is 180-800 revolutions per minute, and the copper-silver series disinfection sterilizing polyethylene or polyvinyl chloride or polypropylene or polyvinylidene chloride or melting ethylene chloride or melting polyethylene melt adhesive with uniform dispersion, high compatibility are respectively formed by melting The method comprises respectively preparing 5-200 g of copper-silver series sterilized plastic film or 5-200 g of copper series sterilized plastic cylinder by extruding, high-temperature high-pressure extruding, cooling and rolling film nozzle, and cutting to obtain copper-silver series sterilized plastic film product or copper series sterilized plastic bag strip.
Preferably, the copper-silver series disinfection and sterilization plastic film is applied to food packaging as a food fresh-keeping and sterilization film.
Preferably, the copper-silver series disinfection and sterilization plastic film is applied to the surface of an elevator floor button or a door handle to be attached and protected to serve as an elevator button disinfection film.
Preferably, the copper-silver series disinfection and sterilization plastic bag material is cut and sealed at the bottom edge to be made into a copper-silver series disinfection and sterilization food packaging bag or a copper-silver series disinfection and sterilization food vacuum packaging bag or a copper-silver series disinfection and sterilization medical product packaging bag.
Advantageous effects
The invention relates to a copper-silver series disinfection and sterilization plastic film plastic bag strip, a production method and application thereof, which overcome the defect that the traditional plastic film can only block viruses and can not kill the viruses, can kill novel viruses such as new coronavirus which has strong vitality and can survive on the surface of a common plastic film for many days in real time, avoids the risk that the surface of the traditional plastic film plastic bag is easy to cause secondary transmission after the viruses are attached, in particular to use a copper-silver series disinfection quantity film to coat an elevator button, can kill the virus transmission on the elevator button in real time during the period of new coronavirus epidemic, and has the beneficial effect of protecting a user from the risk of virus infection, the copper-silver series disinfection and sterilization plastic bag strip is cut and sealed to the bottom edge to be made into a copper-silver series disinfection and sterilization food packaging bag or a copper-silver series disinfection and sterilization food vacuum packaging bag or a copper-silver series disinfection and sterilization medical article packaging bag, has the beneficial effect of eliminating bacteria on the surface of food or medical supplies in the packaging bag.
Detailed Description
The technical solution of the present invention will be clearly and completely described below. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the invention provides a copper-silver series disinfection and sterilization film plastic bag strip and a production method and application thereof, wherein the production method comprises the following steps: the copper sterilizing agent is formed by one or more of simple substance copper, copper oxide, cuprous oxide and copper salt nano powder or particles, 1.8-40% by weight of the copper sterilizing agent is correspondingly doped into 93-40% by weight of polyethylene or polyvinyl chloride or polyvinylidene chloride or polypropylene nano powder or master batch, 5-10% by weight of compatilizer, 0.1-6% by weight of dispersing agent and 0.1-4% by weight of antioxidant are added, the sum of the raw materials is 100%, the mixture is put into a high-speed mixer to be mixed for 2-10 minutes, the mixture is put into a melting screw extruder, the processing temperature is 160-320 ℃, the rotating speed of the screw is 180-800 r/min, and uniformly dispersed high-compatibility and mutually-adhesion copper sterilizing polymer melts are respectively formed by melting, the melt index is 0.8-40g/10min, and the melt is melted to form copper series sterilized polyethylene, polyvinyl chloride, polyvinylidene chloride or polypropylene melt which is dispersed uniformly, highly compatible and mutually adhered, and the copper series sterilized plastic film or copper series sterilized plastic tube with 5-200 g is prepared by extruding, high-temperature high-pressure extruding, cooling and rolling the film nozzle, and the copper series sterilized plastic film or copper series sterilized plastic bag strip is prepared by cutting the copper series sterilized plastic film or copper series sterilized plastic tube with 5-200 g.
Example one
The sterilizing agent of copper-silver series is composed of one or more of simple substance copper, copper oxide, cuprous oxide, copper salt, glass silver-loaded hydroxyl zirconium sodium phosphate nano powder or particles containing silver ions, 1.8-40% of copper-silver series sterilizing agent is correspondingly doped into 93-40% of polymer nano powder or master batch by weight, 5-10% of compatilizer, 0.1-6% of dispersing agent and 0.1-4% of antioxidant are added, the sum of the raw materials is 100%, the mixture is put into a high-speed mixer to be mixed for 2-10 minutes, the mixture is put into a melting screw extruder, the processing temperature is 160-320 ℃, the rotating speed of the screw is 180-800 r/min, and the melting is carried out to respectively form copper-silver series sterilizing polyethylene or polyvinyl chloride or polyvinylidene chloride or polypropylene melt with uniform dispersion, high compatibility and mutual adhesion, the film nozzle is adopted to respectively prepare 5 g to 200 g of copper-silver series sterilized plastic film or 5 g to 200 g of copper series sterilized plastic cylinder by extrusion, high-temperature high-pressure film extrusion, cooling and rolling, and the copper-silver series sterilized plastic film product or the copper series sterilized plastic bag strip is prepared by slitting.
Example two
The copper-silver series disinfection and sterilization plastic film is applied to food packaging as a food fresh-keeping and sterilization film.
EXAMPLE III
The copper-silver series disinfection and sterilization plastic film is applied to the surface joint protection of elevator floor buttons or door handles and serves as an elevator button disinfection film.
Example four
The bottom edge of the copper-silver series disinfection and sterilization plastic bag material is cut and sealed to prepare a copper-silver series disinfection and sterilization food packaging bag or a copper-silver series disinfection and sterilization food vacuum packaging bag.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to cover the technical scope of the present invention, the equivalent substitution or change according to the technical solution and the concept of the present invention within the technical scope of the present invention.
Claims (6)
1. A copper-silver series plastic film plastic bag strip for disinfection and sterilization and a production method and application thereof are characterized by comprising the following steps: the copper sterilizing agent is formed by one or more of simple substance copper, copper oxide, cuprous oxide and copper salt nano powder or particles, 1.8-40% by weight of the copper sterilizing agent is correspondingly doped into 93-40% by weight of polyethylene or polyvinyl chloride or polyvinylidene chloride or polypropylene nano powder or master batch, 5-10% by weight of compatilizer, 0.1-6% by weight of dispersing agent and 0.1-4% by weight of antioxidant are added, the sum of the raw materials is 100%, the mixture is put into a high-speed mixer to be mixed for 2-10 minutes, the mixture is put into a melting screw extruder, the processing temperature is 160-320 ℃, the rotating speed of the screw is 180-800 r/min, and uniformly dispersed high-compatibility and mutually-adhesion copper sterilizing polymer melts are respectively formed by melting, the melt index is 0.8-40g/10min, and the melt is melted to form copper series sterilized polyethylene, polyvinyl chloride, polyvinylidene chloride or polypropylene melt which is dispersed uniformly, highly compatible and mutually adhered, and the copper series sterilized plastic film or copper series sterilized plastic tube with 5-200 g is prepared by extruding, high-temperature high-pressure extruding, cooling and rolling the film nozzle, and the copper series sterilized plastic film or copper series sterilized plastic bag strip is prepared by cutting the copper series sterilized plastic film or copper series sterilized plastic tube with 5-200 g.
2. The copper-silver series plastic bag strip for sterilization and disinfection and the production method and the application thereof according to claim 1 are characterized in that: the copper-silver sterilizing agent is composed of one or more of simple substance copper, copper oxide, cuprous oxide, copper salt and glass silver-loaded hydroxyl zirconium sodium phosphate nano powder or particles containing silver ions, the copper-silver sterilizing agent with the weight percentage of 1.8% -40% is correspondingly doped into the polymer nano powder or master batch with the weight percentage of 93% -40%, 5% -10% of compatilizer, 0.1% -6% of dispersing agent and 0.1% -4% of antioxidant are added, the sum of the raw materials is 100%, the mixture is put into a high-speed mixer to be mixed for 2-10 minutes, the mixture is put into a melting screw extruder, the processing temperature is 160 ℃ -320 ℃, the rotating speed of the screw is 180 rpm-800 rpm, and the mixture is melted to respectively form copper-silver sterilizing polyethylene or polyvinyl chloride or polyvinylidene chloride or polypropylene melt with uniform dispersion, high compatibility and mutual adhesion, the method comprises the steps of respectively preparing 5-200 g of copper-silver series disinfection and sterilization plastic films or 5-200 g of copper series disinfection and sterilization plastic cylinders by adopting a film nozzle through extrusion, high-temperature high-pressure film extrusion, cooling and rolling, and cutting to prepare copper-silver series disinfection and sterilization plastic film products or copper series disinfection and sterilization plastic bag strips.
3. The copper-silver series sterilizing plastic film plastic bag strip and the production method and the application thereof according to the claim 1 or 2 are characterized in that: the copper-silver series disinfection and sterilization plastic film is applied to food packaging as a food fresh-keeping and sterilization film.
4. The copper-silver series plastic bag strip for sterilization and disinfection and the production method and the application thereof according to claim 1 are characterized in that: the copper-silver series disinfection and sterilization plastic film is applied to the surface joint protection of elevator floor buttons or door handles and serves as an elevator button disinfection film.
5. The copper-silver series plastic bag strip for sterilization and disinfection and the production method and the application thereof according to claim 1 are characterized in that: the bottom edge of the copper-silver series disinfection and sterilization plastic bag material is cut and sealed to prepare a copper-silver series disinfection and sterilization food packaging bag or a copper-silver series disinfection and sterilization food vacuum packaging bag or a copper-silver series disinfection and sterilization medical product packaging bag.
6. The copper-silver series plastic bag strip for sterilization and disinfection and the production method and the application thereof according to claim 1 are characterized in that: the compatilizer is polypropylene grafted maleic anhydride (PP-g-MAH) with the melt index of 1-150g/10min and the grafting rate of 0.5-1%, the dispersant is organic wax or stearic acid amide, which can be any single component or mixed component, the organic wax comprises polyethylene wax, and the proportion of the mixed component is 0.1-99.9%; the antioxidant is hindered phenol antioxidant or is compounded with phosphite antioxidant, the hindered phenol antioxidant is 1010, and the compounding ratio of the hindered phenol antioxidant to the phosphite antioxidant is 1010/168 of 1: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN115160605A (en) * | 2022-06-21 | 2022-10-11 | 沪本新材料科技（上海）有限公司 | Preparation method of mixed-valence copper ion antibacterial masterbatch |
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