CN115197544A - Medical sanitary antibacterial anti-ultraviolet functional filling master batch and application thereof - Google Patents

Medical sanitary antibacterial anti-ultraviolet functional filling master batch and application thereof Download PDF

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CN115197544A
CN115197544A CN202110401679.5A CN202110401679A CN115197544A CN 115197544 A CN115197544 A CN 115197544A CN 202110401679 A CN202110401679 A CN 202110401679A CN 115197544 A CN115197544 A CN 115197544A
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powder
master batch
antibacterial
filling master
ethanol
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CN115197544B (en
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李佳怡
薛嘉晓
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Shanghai Huzheng Industrial Co ltd
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Shanghai Huzheng Industrial Co ltd
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    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—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
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/06—Polyethene
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—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
    • C08J2423/10—Homopolymers or copolymers of propene
    • C08J2423/12—Polypropene
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    • 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
    • C08J2427/00—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
    • C08J2427/02—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
    • C08J2427/04—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
    • C08J2427/06—Homopolymers or copolymers of vinyl chloride
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    • 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
    • C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
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    • 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
    • C08K3/02—Elements
    • C08K3/08—Metals
    • C08K2003/0893—Zinc
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    • 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
    • C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
    • C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
    • 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
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • 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
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • 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
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    • 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

Abstract

The invention discloses a medical sanitary antibacterial ultraviolet-proof filling master batch, which is prepared by mixing a plastic base material and nano functional powder with the average particle size of less than or equal to 20nm, and then adding an auxiliary agent for granulation, wherein the addition amount of the nano functional powder is 5-20wt% of the filling master batch, and the addition amount of the auxiliary agent is 0.3-0.6wt% of the filling master batch, wherein: the nanometer functional powder is antibacterial and antivirus nanometer powder and uvioresistant nanometer powder, the antibacterial and antivirus nanometer powder is graphene, active carbon or zeolite nanometer powder loaded with copper and zinc, and the uvioresistant nanometer powder is selected from cerium oxide nanometer powder, titanium dioxide nanometer powder and zinc oxide nanometer powder. The filling master batch has the functions of antibiosis, virus resistance, ultraviolet resistance and the like, and has important application value in the fields of medical and health packaging materials, medical auxiliary materials, health protection materials and the like.

Description

Medical sanitary antibacterial anti-ultraviolet functional filling master batch and application thereof
Technical Field
The invention relates to a medical sanitary antibacterial ultraviolet-proof functional filling master batch, and in addition, the invention also relates to application of the filling master batch.
Background
The general master batches are often single in functionality and can play a good role in a single field, for example, the anti-ultraviolet master batches (Chinese patent CN 107418159A) are used for preparing BOPET ultraviolet shielding films, the heat-insulating master batches are used for BOPET window films (Chinese patent CN 108530843A), and the antibacterial polyester master batches are used for spinning into fibers at high temperature (Chinese patent CN 109280345A) and the like. But has wide fields of further development and exploration in the aspect of composite functionality, and has important significance for improving the functions and the use values of materials.
Because the inorganic nano particles have stable performance and good weather resistance and processing resistance, the inorganic nano particles are always common materials for functional master batches. The application of the carrier can help to maintain the long-term stability and the dispersibility of the material, reduce the interference of external factors such as water, oxygen and the like on functional substances, and improve the actual application value of the material. On the other hand, through the compounding of several kinds of nano particles, multiple functions can be realized in a synergistic mode, and the method is favorable for coping with various different practical use scenes. Compared with single-function materials in the prior art, the composite functions of antibiosis, virus resistance, ultraviolet resistance and the like are applied to medical sanitary packaging materials and medical auxiliary materials in the field of medical sanitation, and the composite material is a novel technical application. The method has the industrial scale of billions in the fields of medical packaging, medical accessories, sanitary protective materials and the like, and has very wide market space and development prospect.
Disclosure of Invention
In view of the above-mentioned deficiencies in the prior art, according to the embodiments of the present invention, it is desirable to provide a medical hygienic filling master batch with composite functions of antibiosis, antivirus, ultraviolet resistance, etc., and to provide its use in medical packaging materials, medical accessories and hygienic protection materials.
According to the embodiment, the medical sanitary antibacterial ultraviolet-proof filling master batch provided by the invention is prepared by mixing a plastic base material and nano functional powder with the average particle size of less than or equal to 20nm, and then adding an auxiliary agent for granulation, wherein the addition amount of the nano functional powder is 5-20wt% of the filling master batch, the addition amount of the auxiliary agent is 0.3-0.6wt% of the filling master batch, and the filling master batch comprises the following components in percentage by weight:
the plastic substrate is selected from polyethylene, polypropylene, polyvinyl chloride, polymethyl methacrylate, polyethylene terephthalate, polybutylene succinate, polystyrene, polycarbonate, polylactic acid and polycaprolactone;
the nanometer functional powder is antibacterial and antivirus nanometer powder and uvioresistant nanometer powder, the addition amount of the antibacterial and antivirus nanometer powder is 3-12w% of the filling master batch, and the addition amount of the uvioresistant nanometer powder is 2-8wt% of the filling master batch; the antibacterial and antivirus nano powder is graphene, activated carbon or zeolite nano powder loaded with copper and zinc, and the uvioresistant nano powder is selected from cerium oxide nano powder, titanium dioxide nano powder and zinc oxide nano powder;
the auxiliary agent is a dispersing agent, an antioxidant and a coupling agent, the addition amount of the dispersing agent is 0.1-0.2wt% of the filling master batch, the addition amount of the antioxidant is 0.1-0.2wt% of the filling master batch, and the addition amount of the coupling agent is 0.1-0.2wt% of the filling master batch; the dispersant is selected from hydroxyethyl ethylene bis stearamide, ethylene glycol polyoxyethylene ether and oleamide; the antioxidant is selected from the group consisting of pentaerythritol tetrakis- (dibutylhydroxyhydrocinnamate), dioctadecyl thiodipropionate, didodecyl thiodipropionate, dioctadecyl pentaerythritol diphosphite and tris (2, 4-di-tert-butylphenyl) phosphite; the coupling agent is selected from titanate coupling agents and aluminate coupling agents.
According to an embodiment, in the medical sanitary antibacterial ultraviolet-proof filling master batch, the preparation process of the antibacterial anti-virus nano powder comprises the following steps:
(1) And (4) dynamic process. Adding 1 part by mass of carrier powder into a container containing 20-30 parts by mass of water and ethanol (the volume ratio of the water to the ethanol is 1. And putting the mixed solution into a dispersion barrel containing zirconium balls and rotating at a high speed, and performing rolling ball milling for 3-5 days to obtain powder dispersion liquid.
(2) A static process. 0.1 to 0.3 part by mass of copper acetate and 0.4 to 0.6 part by mass of zinc acetate are dissolved in a mixed liquid of water and ethanol (the volume ratio of water to ethanol is 1. Adjusting the pH value to 4-6. Adding the solution into the dispersion solution at 50-60 deg.C under stirring and ultrasonic wave for 30-120min, and maintaining for 4-8 hr.
(3) Centrifuging, washing with ethanol for 3 times, and drying at 40-60 deg.C under oxygen-isolated condition for 24-48h to obtain antibacterial and antivirus nanometer powder with average particle diameter of 20nm or less.
In the step (1), the dispersing agent is selected from polyethylene glycol, sodium polyacrylate and sodium cellulose sulfonate; the reducing agent is selected from sodium borohydride and sodium thiosulfate.
According to one embodiment, in the medical hygienic antibacterial ultraviolet-proof filling master batch, the preparation process of the ultraviolet-proof nano powder comprises the following steps:
(1) Putting the uvioresistant powder material into a container containing water and ethanol (the volume ratio of the water to the ethanol is 1.
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 24-48h to obtain the anti-ultraviolet nano powder with the average grain diameter less than or equal to 20 nm.
The preparation process of the medical sanitary antibacterial ultraviolet-proof filling master batch is not special. The antibacterial and antivirus nano powder with the average grain diameter less than or equal to 20nm and the uvioresistant nano powder with the average grain diameter less than or equal to 20nm are mixed with a base material and an auxiliary agent and granulated to prepare the medical sanitary antibacterial and uvioresistant functional filling master batch, which can be widely applied in the medical sanitary field such as medical packaging materials, medical dressings and the like.
Compared with the prior art, the following examples and experimental examples prove that the medical sanitary antibacterial ultraviolet-proof functional filling master batch has the following advantages: the master batch has the advantages of compound and synergistic functions, outstanding performance and comprehensive functions of antibiosis, virus resistance, ultraviolet resistance and the like; the preparation process is simple, green and environment-friendly, is suitable for industrial production, and has cost advantage; the method has important application value in the fields of medical packaging, medical auxiliary materials, sanitary protection materials and the like.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. These examples are to be construed as merely illustrative and not limitative of the remainder of the disclosure in any way whatsoever. After reading the description of the invention, one skilled in the art can make various changes and modifications to the invention, and such equivalent changes and modifications also fall into the scope of the invention defined by the claims.
The starting materials used in the following examples of the present invention are commercially available products unless otherwise specified.
Example 1
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of activated carbon powder was put into a vessel containing 2kg of water and ethanol (the volume ratio of water to ethanol was 1. And putting the mixed solution into a high-speed rotating dispersion barrel containing zirconium balls, and performing rolling ball milling for 3 days to obtain powder dispersion liquid with the average particle size of less than or equal to 20 nm.
(2) 30g of copper acetate and 60g of zinc acetate were dissolved in 600ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol was 1. The pH was adjusted to 4. The solution was added to the dispersion over 80min under agitation and ultrasound at 55 ℃ and continued for 6h.
(3) Centrifugally separating, repeatedly washing with ethanol for 3 times, and drying at 40 deg.C in oxygen-isolated manner for 48 hr to obtain antibacterial and antivirus nanometer powder with average particle diameter of 20nm or less.
The preparation process of the uvioresistant nano powder comprises the following steps:
(1) 30g of cerium oxide powder, 20g of titanium dioxide powder and 20g of zinc oxide powder were put into a vessel containing water and ethanol (the volume ratio of water to ethanol was 1.
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 48 hours to obtain the uvioresistant nano-powder with the average grain diameter less than or equal to 20 nm.
100g of antibacterial and antivirus nano powder, 60g of uvioresistant nano powder, 640g of polyethylene terephthalate plastic chips, 0.5g of ditridecyl thiodipropionate, 0.7g of dioctadecyl pentaerythritol diphosphite, 0.3g of tris (2, 4-di-tert-butylphenyl) phosphite, 0.8g of aluminate coupling agent and 1g of hydroxyethyl ethylene bis stearamide. Under the condition of fully stirring, adding the mixture into a plastic granulator to prepare the medical sanitary antibacterial ultraviolet-proof functional filling master batch.
Example 2
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of zeolite powder was put into a vessel containing 2.5kg of water and ethanol (the volume ratio of water to ethanol was 1. And putting the mixed solution into a dispersion barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 4 days to obtain powder dispersion liquid with the average particle size of less than or equal to 20 nm.
(2) 15g of copper acetate and 60g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol was 1. The pH was adjusted to 5.5. The solution was added to the dispersion over 90min under stirring and ultrasound at 50 ℃ and maintained for 5h.
(3) Centrifuging, washing with ethanol for 3 times, and drying at 60 deg.C under oxygen-isolated condition for 24 hr to obtain antibacterial and antivirus nanopowder with average particle diameter of 20nm or less.
The preparation process of the uvioresistant nano powder comprises the following steps:
(1) 30g of cerium oxide powder, 30g of titanium dioxide powder and 25g of zinc oxide powder were put into a vessel containing water and ethanol (the volume ratio of water to ethanol was 1.
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 48 hours to obtain the uvioresistant nano-powder with the average grain diameter less than or equal to 20 nm.
100g of antibacterial and antivirus nano powder, 70g of uvioresistant nano powder, 680g of polypropylene plastic slices, 0.8g of pentaerythritol tetra- (dibutyl hydroxy hydrocinnamate), 0.6g of dioctadecyl pentaerythritol diphosphite, 1g of aluminate coupling agent and 1.2g of oleamide. Under the condition of fully stirring, adding the mixture into a plastic granulator to prepare the medical sanitary antibacterial anti-ultraviolet functional filling master batch.
Example 3
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of graphene powder was put into a vessel containing 2kg of water and ethanol (the volume ratio of water to ethanol was 1. And putting the mixed solution into a dispersion barrel containing zirconium balls and rotating at a high speed for rolling and ball-milling for 3 days to obtain powder dispersion liquid with the average particle size of less than or equal to 20 nm.
(2) 20g of copper acetate and 50g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol was 1. The pH was adjusted to 4. The solution was added to the dispersion over 50min with stirring and ultrasound, and then maintained for 5h.
(3) Centrifuging, washing with ethanol for 3 times, and drying at 40 deg.C under oxygen-isolated condition for 48 hr to obtain antibacterial and antivirus nanopowder with average particle diameter of 20nm or less.
The preparation process of the uvioresistant nano powder comprises the following steps:
(1) 30g of cerium oxide powder, 20g of titanium dioxide powder and 20g of zinc oxide powder were put into a vessel containing water and ethanol (the volume ratio of water to ethanol was 1.
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 48 hours to obtain the uvioresistant nano-powder with the average grain diameter less than or equal to 20 nm.
100g of antibacterial and antivirus nano powder, 60g of uvioresistant nano powder, 640g of polyvinyl chloride plastic slices, 0.8g of dioctadecyl thiodipropionate, 0.8g of tris (2, 4-di-tert-butylphenyl) phosphite, 0.9g of titanate coupling agent and 1.2g of ethylene glycol polyoxyethylene ether are added into a plastic granulator under the condition of fully stirring to prepare the medical sanitary antibacterial and uvioresistant functional filling master batch.
Example 4
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of activated carbon powder was put into a vessel containing 2.5kg of water and ethanol (the volume ratio of water to ethanol was 1. And putting the mixed solution into a dispersion barrel containing zirconium balls and rotating at a high speed, and performing rolling ball milling for 5 days to obtain powder dispersion liquid with the average particle size of less than or equal to 20 nm.
(2) 10g of copper acetate and 50g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol was 1. The pH was adjusted to 6. The solution was added to the dispersion over a period of 60min at 55 ℃ with stirring and ultrasound, and then maintained for a further 4h.
(3) Centrifuging, washing with ethanol for 3 times, and drying at 40 deg.C under oxygen-isolated condition for 48 hr to obtain antibacterial and antivirus nanopowder with average particle diameter of 20nm or less.
The preparation process of the uvioresistant nano powder comprises the following steps:
(1) 20g of cerium oxide powder, 40g of titanium dioxide powder and 10g of zinc oxide powder were put into a vessel containing water and ethanol (the volume ratio of water to ethanol was 1.
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 48 hours to obtain the uvioresistant nano-powder with the average grain diameter less than or equal to 20 nm.
100g of antibacterial and antivirus nano powder, 60g of ultraviolet resistant nano powder, 640g of polyethylene plastic slices, 0.7g of didodecyl thiodipropionate, 0.7g of tris (2, 4-di-tert-butylphenyl) phosphite, 1.2g of titanate coupling agent and 1.3g of ethylene glycol polyoxyethylene ether. Under the condition of fully stirring, adding the mixture into a plastic granulator to prepare the medical sanitary antibacterial ultraviolet-proof functional filling master batch.
Example 5
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of graphene powder is put into a container containing 2.5kg of water and ethanol (the volume ratio of water to ethanol is 1. And putting the mixed solution into a dispersion barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 4 days to obtain powder dispersion liquid with the average particle size of less than or equal to 20 nm.
(2) 15g of copper acetate and 40g of zinc acetate were dissolved in 400ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol was 1. The pH was adjusted to 5. The solution was added to the dispersion over 50min at 55 ℃ with stirring and ultrasound, and held for 4h.
(3) Centrifuging, washing with ethanol for 3 times, and drying at 50 deg.C under oxygen-isolated condition for 48 hr to obtain antibacterial and antivirus nanopowder with average particle diameter of 20nm or less.
The preparation process of the uvioresistant nano powder comprises the following steps:
(1) 40g of cerium oxide powder and 30g of titanium dioxide powder were put into a vessel containing water and ethanol (the volume ratio of water to ethanol was 1.
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 48 hours to obtain the uvioresistant nano-powder with the average grain diameter less than or equal to 20 nm.
100g of antibacterial and anti-virus nano powder, 60g of ultraviolet resistant nano powder, 640g of polyvinyl chloride plastic slice, 0.6g of ditridecyl thiodipropionate, 0.5g of dioctadecyl pentaerythritol diphosphite, 1g of aluminate coupling agent and 1.2g of hydroxyethyl ethylene bis stearamide. Under the condition of fully stirring, adding the mixture into a plastic granulator to prepare the medical sanitary antibacterial anti-ultraviolet functional filling master batch.
Example 6
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of zeolite powder was put into a vessel containing 2kg of water and ethanol (the volume ratio of water to ethanol was 1. And putting the mixed solution into a high-speed rotating dispersion barrel containing zirconium balls, and performing rolling ball milling for 4 days to obtain powder dispersion liquid with the average particle size of less than or equal to 20 nm.
(2) 20g of copper acetate and 40g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol was 1. The pH was adjusted to 4. The solution was added to the dispersion over 90min at 50 ℃ with stirring and ultrasound, and then maintained for 5h.
(3) Centrifugally separating, repeatedly washing with ethanol for 3 times, and drying at 60 deg.C in oxygen-isolated manner for 24 hr to obtain antibacterial and antivirus nanometer powder with average particle diameter of 20nm or less.
The preparation process of the uvioresistant nano powder comprises the following steps:
(1) 40g of titanium dioxide powder and 40g of zinc oxide powder were put into a vessel containing water and ethanol (the volume ratio of water to ethanol was 1.
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 48 hours to obtain the uvioresistant nano-powder with the average grain diameter less than or equal to 20 nm.
100g of antibacterial and antivirus nano powder, 70g of uvioresistant nano powder, 680g of polylactic plastic slices, 0.5g of dioctadecyl thiodipropionate, 0.5g of dioctadecyl pentaerythritol diphosphite, 0.5g of tris (2, 4-di-tert-butylphenyl) phosphite, 1.2g of aluminate coupling agent and 1.3g of ethylene glycol polyoxyethylene ether. Adding into a plastic granulator under the condition of fully stirring to obtain the medical sanitary filling master batch.
Test examples
The medical sanitary filling master batch prepared in each embodiment is blended and extruded with the corresponding base material master batch according to the mass ratio of 5%, a film with the thickness of 50 mu m is prepared by adopting a biaxial stretching process, and the performance of the film is detected. Uv resistance was tested using an uv spectrophotometer. Antibacterial testing the antibacterial performance test is carried out according to antibacterial performance test method QB/T2591-2003 of antibacterial plastics, and the antiviral test is carried out according to the determination of antiviral activity of plastics and other non-porous surfaces ISO 21702-2019.
The results obtained are shown in table 1. It can be seen that the films prepared from the master batch samples of the embodiments have outstanding antibacterial, antivirus and ultraviolet resistance functions. The film has an antibacterial effect of over 99 percent, an antiviral effect of over 95 percent and an ultraviolet blocking rate of 99.9 percent. The results fully show that the medical sanitary filling master batch prepared by the invention has good antibacterial property and antiviral property, and has outstanding uvioresistant property. The functional masterbatch is simple and convenient in preparation process, is environment-friendly, has outstanding synergistic performance, relates to a wide application field, and has important practical values in the fields of medical packaging materials, medical auxiliary materials, health and sanitation materials and the like.
TABLE 1 results of property measurements of samples prepared in examples
Figure RE-GDA0003100536380000101

Claims (5)

1. The medical antibacterial ultraviolet-proof sanitary filling master batch is characterized in that the filling master batch is prepared by mixing a plastic base material and nano functional powder with the average particle size of less than or equal to 20nm and then adding an auxiliary agent for granulation, wherein the addition amount of the nano functional powder is 5-20wt% of the filling master batch, and the addition amount of the auxiliary agent is 0.3-0.6wt% of the filling master batch, wherein:
the plastic substrate is selected from polyethylene, polypropylene, polyvinyl chloride, polymethyl methacrylate, polyethylene terephthalate, polybutylene succinate, polystyrene, polycarbonate, polylactic acid and polycaprolactone;
the nanometer functional powder is antibacterial and antivirus nanometer powder and uvioresistant nanometer powder, the addition amount of the antibacterial and antivirus nanometer powder is 3-12w% of the filling master batch, and the addition amount of the uvioresistant nanometer powder is 2-8wt% of the filling master batch; the antibacterial and antivirus nano powder is graphene, activated carbon or zeolite nano powder loaded with copper and zinc, and the uvioresistant nano powder is selected from cerium oxide nano powder, titanium dioxide nano powder and zinc oxide nano powder;
the auxiliary agent is a dispersing agent, an antioxidant and a coupling agent, the addition amount of the dispersing agent is 0.1-0.2wt% of the filling master batch, the addition amount of the antioxidant is 0.1-0.2wt% of the filling master batch, and the addition amount of the coupling agent is 0.1-0.2wt% of the filling master batch; the dispersant is selected from hydroxyethyl ethylene bis stearamide, ethylene glycol polyoxyethylene ether and oleamide; the antioxidant is selected from the group consisting of pentaerythritol tetrakis- (dibutylhydroxyhydrocinnamate), dioctadecyl thiodipropionate, didodecyl thiodipropionate, dioctadecyl pentaerythritol diphosphite and tris (2, 4-di-tert-butylphenyl) phosphite; the coupling agent is selected from titanate coupling agents and aluminate coupling agents.
2. The medical sanitary antibacterial ultraviolet-proof filling master batch according to claim 1, wherein the preparation process of the antibacterial and antivirus nano powder comprises the following steps:
(1) Dynamic process: putting 1 part by mass of carrier powder into a container which contains 20-30 parts by mass of water and ethanol and has the volume ratio of water to ethanol of 1; putting the mixed solution into a dispersion barrel containing zirconium balls and rotating at a high speed, and performing rolling ball milling for 3-5 days to obtain powder dispersion liquid;
(2) A static process, namely dissolving 0.1-0.3 part by mass of copper acetate and 0.4-0.6 part by mass of zinc acetate in a mixed liquid of water and ethanol, wherein the volume ratio of water to ethanol in the mixed liquid is 1;
(3) Centrifuging, washing with ethanol for 3 times, and drying at 40-60 deg.C under oxygen-isolated condition for 24-48h to obtain antibacterial and antivirus nanometer powder with average particle diameter of 20nm or less.
3. The medical sanitary antibacterial ultraviolet-proof filling masterbatch according to claim 2, wherein in the step (1), the dispersing agent is selected from polyethylene glycol, sodium polyacrylate and sodium cellulose sulfonate, and the reducing agent is selected from sodium borohydride and sodium thiosulfate.
4. The medical sanitary antibacterial ultraviolet-proof filling master batch according to claim 1, wherein the preparation process of the ultraviolet-proof nano powder comprises the following steps:
(1) Putting the uvioresistant powder material into a container which contains water and ethanol and has the volume ratio of 1;
(2) The powder dispersion liquid is processed by centrifugation, washed by ethanol and water for 2 times respectively, and freeze-dried for 24-48h to obtain the uvioresistant nano-powder with the average grain diameter less than or equal to 20 nm.
5. Use of the medical hygienic filling masterbatch according to any one of claims 1 to 4 in medical packaging materials, medical accessories and hygienic protection materials.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116970238A (en) * 2023-09-22 2023-10-31 淄博鑫业达新材料科技有限公司 High-concentration white master batch and preparation method thereof

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06183728A (en) * 1992-12-18 1994-07-05 Nippon Chem Ind Co Ltd Zeolite based antibacterial agent, production thereof and antibacterial polymer composition
US20040259973A1 (en) * 2001-10-17 2004-12-23 Shuji Sakuma Anti-bacterial composite particles and anti-bacterial resin composition
US20060020108A1 (en) * 2004-07-22 2006-01-26 Jia-Peng Lin Method for manufacturing antibacterial polyester master batches and fibers both containing nano-silver particles
CN102643519A (en) * 2012-05-04 2012-08-22 绍兴文理学院 Preparation method of nanometer ultraviolet resistant master batches for superfine polyester fibers
CN106349663A (en) * 2016-08-29 2017-01-25 佛山市高明区尚润盈科技有限公司 Preparing method for polylactic acid antibacterial radiation-resistant masterbatch
WO2017092080A1 (en) * 2015-12-01 2017-06-08 东华大学 Antibacterial material and method for preparation thereof
CN106832355A (en) * 2017-02-24 2017-06-13 先陶纳米材料科技（上海）有限公司 A kind of preparation method of the ultraviolet-resistant particle for optical thin film
CN107142546A (en) * 2017-06-07 2017-09-08 广州市中诚新型材料科技有限公司 The compound polyester functional fibre of a kind of far infrared, antibacterial mite-removing and its manufacture method
CN107987317A (en) * 2017-12-22 2018-05-04 北京化工大学 A kind of preparation method of uvioresistant powder, master batch and PET uvioresistant function fibers
CN109370144A (en) * 2018-11-27 2019-02-22 江苏万纳普新材料科技有限公司 A kind of ABS resin direct injection molding highly effective flame-retardant antibacterial functions master batch and preparation method thereof
CN110128731A (en) * 2019-05-23 2019-08-16 福州大学 Graphene/polyethylene composite antibacterial film
CN111909454A (en) * 2020-08-14 2020-11-10 泉州弘泰智能科技有限公司 Antibacterial masterbatch and application thereof
CN112482015A (en) * 2020-11-09 2021-03-12 江苏亿茂滤材有限公司 Antibacterial and antiviral non-woven fabric and preparation method thereof
CN112500587A (en) * 2020-11-19 2021-03-16 中星(广州)纳米材料有限公司 Antibacterial plastic master batch, preparation method thereof and antibacterial plastic
CN112574510A (en) * 2020-12-14 2021-03-30 东莞市三至新材料技术有限公司 Antibacterial ultraviolet aging resistant modified PP composite material and preparation method thereof

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06183728A (en) * 1992-12-18 1994-07-05 Nippon Chem Ind Co Ltd Zeolite based antibacterial agent, production thereof and antibacterial polymer composition
US20040259973A1 (en) * 2001-10-17 2004-12-23 Shuji Sakuma Anti-bacterial composite particles and anti-bacterial resin composition
US20060020108A1 (en) * 2004-07-22 2006-01-26 Jia-Peng Lin Method for manufacturing antibacterial polyester master batches and fibers both containing nano-silver particles
CN102643519A (en) * 2012-05-04 2012-08-22 绍兴文理学院 Preparation method of nanometer ultraviolet resistant master batches for superfine polyester fibers
WO2017092080A1 (en) * 2015-12-01 2017-06-08 东华大学 Antibacterial material and method for preparation thereof
CN106349663A (en) * 2016-08-29 2017-01-25 佛山市高明区尚润盈科技有限公司 Preparing method for polylactic acid antibacterial radiation-resistant masterbatch
CN106832355A (en) * 2017-02-24 2017-06-13 先陶纳米材料科技（上海）有限公司 A kind of preparation method of the ultraviolet-resistant particle for optical thin film
CN107142546A (en) * 2017-06-07 2017-09-08 广州市中诚新型材料科技有限公司 The compound polyester functional fibre of a kind of far infrared, antibacterial mite-removing and its manufacture method
CN107987317A (en) * 2017-12-22 2018-05-04 北京化工大学 A kind of preparation method of uvioresistant powder, master batch and PET uvioresistant function fibers
CN109370144A (en) * 2018-11-27 2019-02-22 江苏万纳普新材料科技有限公司 A kind of ABS resin direct injection molding highly effective flame-retardant antibacterial functions master batch and preparation method thereof
CN110128731A (en) * 2019-05-23 2019-08-16 福州大学 Graphene/polyethylene composite antibacterial film
CN111909454A (en) * 2020-08-14 2020-11-10 泉州弘泰智能科技有限公司 Antibacterial masterbatch and application thereof
CN112482015A (en) * 2020-11-09 2021-03-12 江苏亿茂滤材有限公司 Antibacterial and antiviral non-woven fabric and preparation method thereof
CN112500587A (en) * 2020-11-19 2021-03-16 中星(广州)纳米材料有限公司 Antibacterial plastic master batch, preparation method thereof and antibacterial plastic
CN112574510A (en) * 2020-12-14 2021-03-30 东莞市三至新材料技术有限公司 Antibacterial ultraviolet aging resistant modified PP composite material and preparation method thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
王晴;贺天姝;刘军;张静;笪菁;: "锌沸石-Ce/TiO_2抗菌材料的制备及其性能研究", 材料导报, no. 18 *
肖华;陈春宝;谢飚;廖启武;陈昭明;段存成;: "银锌复合抗菌剂及纳米抗菌塑料的制备", 塑料制造, no. 09, pages 25 - 27 *
陆漓;梁俊;黄忠辉;陈珍霞;: "纳米载银沸石抗菌剂的制备及其在抗菌塑料的应用", 塑料助剂, no. 01 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116970238A (en) * 2023-09-22 2023-10-31 淄博鑫业达新材料科技有限公司 High-concentration white master batch and preparation method thereof
CN116970238B (en) * 2023-09-22 2023-12-26 淄博鑫业达新材料科技有限公司 High-concentration white master batch and preparation method thereof

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