CN111941925A - Processing method of packaging carton with anti-fouling surface - Google Patents
Processing method of packaging carton with anti-fouling surface Download PDFInfo
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- CN111941925A CN111941925A CN202010647009.7A CN202010647009A CN111941925A CN 111941925 A CN111941925 A CN 111941925A CN 202010647009 A CN202010647009 A CN 202010647009A CN 111941925 A CN111941925 A CN 111941925A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B50/20—Cutting sheets or blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/60—Uniting opposed surfaces or edges; Taping
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
- C09D171/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C09D171/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C09D171/12—Polyphenylene oxides
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2105/00—Rigid or semi-rigid containers made by assembling separate sheets, blanks or webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2120/00—Construction of rigid or semi-rigid containers
- B31B2120/50—Construction of rigid or semi-rigid containers covered or externally reinforced
-
- 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
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention belongs to the technical field of packaging materials, and particularly relates to a processing method of a packaging carton with an anti-fouling function on the surface, which comprises the following steps: (1) weighing a certain amount of polyphenyl ether and poly (alkenyl carbonate) to be dispersed in a solvent, adding reinforcing fibers while stirring to form composite slurry, coating the composite slurry on a metal release film in a scraping way, drying, applying high-temperature baking treatment at 230-245 ℃ to the surface of the metal release film coated with the composite slurry, and cooling to obtain a base film; coating an anti-fouling coating on the surface of the bottom film to obtain a composite anti-fouling film layer; (2) transferring and attaching the composite anti-fouling film layer on the metal release film to a raw paperboard, and cutting the raw paperboard to obtain a packaging carton; the processing method provided by the invention is used for processing the raw material paperboard, and the packaging carton cut and manufactured by the processed raw material paperboard has better anti-pollution capability in the using process.
Description
Technical Field
The invention belongs to the technical field of packaging materials, and particularly relates to a processing method of a packaging carton with an anti-fouling function on the surface.
Background
The traditional packaging carton is an appliance made of paper products and used for packaging various articles, and can be divided into various packages such as paper boxes, color boxes, oversized odd-shaped beer boxes and the like. The packing carton has low cost and is easy to be packaged, so the packing carton is widely applied to the transportation and packing process of articles. Although the packaging carton can realize the function of avoiding fouling in the processes of transporting and transferring articles, the articles are unpacked and taken out after reaching the destination, at the moment, the fouling adhered or adsorbed on the outer surface of the packaging carton is very easy to transfer to the articles to cause pollution, therefore, the continuous antifouling function of keeping the outer surface of the packaging carton is urgent, the cleaning work carried out before unpacking after the traditional packaging carton is transported to the destination can be avoided, or the difficulty of the cleaning work is reduced, and the labor intensity is lightened; and moreover, the existence of stains on the packaging carton can be reduced, the adhesion of virus and bacteria on the outer surface of the packaging carton can be reduced from another angle, and the possibility of the transmission of the virus and bacteria along with the package transportation is reduced.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a processing method of a packaging carton with an anti-fouling function on the surface.
In order to achieve the purpose, the invention adopts the following technical scheme:
a processing method of a packaging carton with an anti-fouling function on the surface comprises the following steps:
(1) weighing a certain amount of polyphenyl ether and poly (alkenyl carbonate) to be dispersed in a solvent, adding reinforcing fibers while stirring to form composite slurry, coating the composite slurry on a metal release film in a scraping way, drying, applying high-temperature baking treatment at 230-245 ℃ to the surface of the metal release film coated with the composite slurry, and cooling to obtain a base film; coating an anti-fouling coating on the surface of the bottom film to obtain a composite anti-fouling film layer;
(2) and transferring and attaching the composite anti-fouling film layer on the metal release film to a raw material paperboard, and cutting the raw material paperboard to obtain the packaging carton.
Preferably, the polycarbonate alkenyl is selected from at least one of polycarbonate vinyl, polycarbonate propylene, polycarbonate butylene and polycarbonate cyclohexene.
Preferably, the molecular weight of said poly (alkenyl carbonate) is 100000-500000.
Preferably, the solvent is at least one selected from chloroform, dichloromethane, anisole and xylene.
Preferably, the reinforcing fiber comprises at least one of glass fiber, carbon fiber, calcium sulfate whisker, aluminum oxide whisker, silicon carbide whisker, boron carbide whisker, aluminum nitride whisker, zinc oxide whisker and magnesium sulfate whisker;
preferably, the reinforcing fibers have a particle size of 1 to 15 μm.
Preferably, in the composite slurry, relative to 100 parts by weight of the solvent, the polyphenylene ether is used in an amount of 45-60 parts by weight, the poly (alkenyl carbonate) is used in an amount of 10-16 parts by weight, and the reinforcing fiber is used in an amount of 1-5 parts by weight.
Under the preferable condition, the thickness of a coating formed by blade coating the composite slurry on a metal release film is 50-100 mu m; and/or the presence of a gas in the gas,
the time of the high-temperature baking treatment is 70-90 s.
Under the preferable condition, the anti-fouling coating comprises polyphenyl ether, fluorocarbon resin, a fluorocarbon modified polymer flatting agent, an adhesion promoter and a solvent;
the fluorocarbon modified polymer leveling agent comprises, by weight, 100 parts of solvent, 52-65 parts of polyphenyl ether, 20-35 parts of fluorocarbon resin, 1-5 parts of fluorocarbon modified polymer leveling agent and 1-5 parts of adhesion promoter.
Under the preferable condition, the fluorocarbon resin is one of fluoro olefin resin, acrylic acid fluorinated resin or fluoroether resin;
the weight average molecular weight of the fluorocarbon resin is 10000-20000.
Preferably, the thickness of the anti-fouling coating is 20-30 μm.
Compared with the prior art, the invention has the following technical effects:
1. according to the processing method of the packaging carton, the composite anti-fouling film layer with excellent anti-fouling capability is prepared on the metal release film, then the composite anti-fouling film layer is transferred and attached to the original paperboard, and the original paperboard is cut to manufacture the packaging carton board, so that the anti-fouling function of the packaging carton board is realized; specifically, on the metal release film, firstly coating composite slurry containing polyphenyl ether, poly (alkenyl carbonate) and reinforcing fibers, then drying to remove most of solvent, and then adopting high-temperature baking treatment at 230-245 ℃, wherein under the temperature condition, the poly (alkenyl carbonate) doped in the composite slurry gradually starts to decompose to form a cellular structure diffused on the coating, and the cellular structure is gradually increased towards the direction far away from the metal release film; then, coating an anti-fouling coating on the surface of the bottom film to endow the surface of the bottom film with excellent anti-fouling capability, wherein raw material components in the anti-fouling coating can permeate into a cell structure of the bottom film to obtain a composite anti-fouling film layer with high bonding strength; and finally, transferring and attaching the composite anti-fouling film layer attached to the metal release film to the raw material paperboard, wherein the raw material paperboard attached with the composite anti-fouling film layer has better anti-fouling capacity, and the packaging carton cut and manufactured by utilizing the processed raw material paperboard can have better anti-fouling capacity in the using process.
2. In the processing method of the packaging carton, the metal release film is only a carrier of the composite anti-fouling film layer and is used for supporting the formation of the composite anti-fouling film layer, and the metal release film can be recycled and reused after the composite anti-fouling film layer on the surface of the metal release film is transferred and attached to the original paperboard, so that waste is avoided.
3. The inventor of the application finds that by doping the reinforcing fibers into the composite slurry, when the high-temperature treatment decomposes the poly (alkenyl carbonate), the reinforcing fibers can be fixed in the formed cellular structure in an inserting manner, so that a certain supporting effect is achieved, the strength is improved while the cellular structure on the inner side of the bottom film has certain flexibility, and collapse of the cellular structure is avoided.
4. According to the processing method of the packaging carton, the composite anti-fouling film layer is arranged on the surface of the original paperboard, so that the surface of the packaging carton can be prevented from being stained or stained, or cleaning after staining is convenient, the strength and toughness of the existing original paperboard can be improved, and the damage to the carton body caused by the fact that the packaging carton board is scratched by external force in the using process and the damage to articles is further prevented.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further clarified with the specific embodiments.
All the starting materials in the present invention, the sources of which are not particularly limited, may be either commercially available or prepared according to conventional methods well known to those skilled in the art. All the raw materials used in the present invention are not particularly limited in purity, and the present invention preferably employs a purity which is conventional in the field of analytical purification or composite materials.
The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
The invention provides a processing method of a packaging carton with an anti-fouling function on the surface, which comprises the following steps:
(1) weighing a certain amount of polyphenyl ether and poly (alkenyl carbonate) to be dispersed in a solvent, adding reinforcing fibers while stirring to form composite slurry, coating the composite slurry on a metal release film in a scraping way, drying, applying high-temperature baking treatment at 230-245 ℃ to the surface of the metal release film coated with the composite slurry, and cooling to obtain a base film; coating an anti-fouling coating on the surface of the bottom film to obtain a composite anti-fouling film layer;
(2) and transferring and attaching the composite anti-fouling film layer on the metal release film to a raw material paperboard, and cutting the raw material paperboard to obtain the packaging carton.
According to the technical scheme provided by the invention, the formula system of the existing raw material paperboard is not required to be improved, but the finished product of the raw material paperboard is subsequently improved, an additional process step is added to transfer the composite anti-fouling film layer attached to the metal release film to the raw material paperboard, so that the raw material paperboard is endowed with better anti-fouling capability, and the technology is simple and convenient.
According to the invention, the metal release film has a good high-temperature resistant effect, is used as a carrier of the composite anti-fouling film layer, is transferred to the original paperboard after the preparation of the composite anti-fouling film layer is completed on the surface of the metal release film, and is recycled, so that the metal release film is simple and convenient, and has low cost; preferably, the metal release film in the present invention is an aluminum foil release film, and specifically, an aluminum foil release film product (model RSA50) manufactured by kukoku corporation of suzhou industrial park is selected.
In the invention, the method for transferring the composite anti-fouling film layer on the metal release film to the raw material paperboard can adopt a binder for bonding and fixing, and specifically, the binder can be an epoxy resin binder. The epoxy resin binder contains an epoxy resin and a curing agent for curing the epoxy resin, and the type of the epoxy resin is not particularly limited in the present invention, and various epoxy resins commonly used in the art, for example, aromatic epoxy resins, aliphatic epoxy resins, and alicyclic epoxy resins, may be used. Specifically, the epoxy resin may be one or more of bisphenol a epoxy resin, bisphenol F epoxy resin, tetraphenylethane epoxy resin, N '-tetracyclooxypropyl-4, 4' -diaminodiphenylmethane, 4- (2, 3-epoxypropoxy) -N, N-bis (2, 3-epoxypropyl) aniline, and 3, 4-epoxycyclohexylmethyl-3, 4-epoxycyclohexylcarboxylate. The type of the curing agent in the present invention is not particularly limited, and various amine-based curing agents and/or acid anhydride-based curing agents that can cause a crosslinking reaction of an epoxy resin are commonly used. For example: the curing agent can be one or more than two of phthalic anhydride, trimellitic anhydride, pyromellitic dianhydride, benzophenonetetracarboxylic dianhydride and maleic anhydride.
According to the method provided by the invention, the poly (alkenyl carbonate) is a raw material component with an adhesive effect, and the composite slurry formed by mixing the poly (alkenyl carbonate) with polyphenyl ether and reinforcing fibers has better coatability and can be conveniently coated on a metal release film to form a coating; in addition, the decomposition temperature of the poly alkenyl carbonate is about 230 ℃, in the processing method provided by the invention, the coating coated on the metal release film is dried to remove part of the solvent, then the poly alkenyl carbonate doped in the coating is subjected to decomposition reaction at the high temperature of 230-245 ℃, a cellular structure filled in the coating is formed, and the poly alkenyl carbonate positioned at the outermost layer is decomposed and then breaks through the coating to form a bottom film with a rough surface structure, so that the anti-fouling coating has more invasion in the coating process, and a better bonding effect is achieved. In the present invention, the type of the polyalkylene carbonate is not particularly limited, and the thermal decomposition in the above temperature range may be satisfied, and specifically, the polyalkylene carbonate is at least one selected from the group consisting of polyethylene carbonate, polypropylene carbonate, polybutylene carbonate and cyclohexene carbonate. Further, according to the present invention, the molecular weight of the poly (alkenyl carbonate) is 100000-500000, and the poly (alkenyl carbonate) in the above molecular weight range is thermally decomposed at 230-245 ℃.
According to the method provided by the invention, the solvent plays a role in dissolving and dispersing in the processing method, the use is convenient, and the cost is saved. Specifically, the solvent is at least one selected from chloroform, dichloromethane, anisole and xylene.
According to the method provided by the invention, the reinforcing fibers are doped in the composite slurry to achieve the effect of improving the strength of the coating, and when the polyalkylene carbonate is decomposed by high-temperature treatment, the reinforcing fibers can be interpenetrated and fixed in the formed cell structure to have a certain supporting effect, so that the strength is improved while the cell structure of the inner layer of the bottom film is flexible to a certain extent, and the collapse of the cell structure is avoided. Specifically, the reinforcing fiber comprises at least one of glass fiber, carbon fiber, calcium sulfate whisker, aluminum oxide whisker, silicon carbide whisker, boron carbide whisker, aluminum nitride whisker, zinc oxide whisker and magnesium sulfate whisker; more preferably, the reinforcing fiber has a particle size of 1 to 15 μm.
According to the method provided by the invention, the content of each raw material component in the composite slurry can be selected in a wide range, and preferably, the polyphenyl ether is used in an amount of 45-60 parts by weight, the poly alkenyl carbonate is used in an amount of 10-16 parts by weight, and the reinforcing fiber is used in an amount of 1-5 parts by weight, relative to 100 parts by weight of the solvent.
According to the method provided by the invention, the thickness of the coating formed by blade coating the composite slurry on the metal release film can be selected in a wide range, too low thickness of the coating is not beneficial to forming sufficient cell structures to match the flexibility of the original paperboard, and too high thickness of the coating can cause cost increase and increase of the whole weight of the packaging carton, and is not beneficial to packaging and transportation. Preferably, the thickness of a coating formed by blade coating the composite slurry on a metal release film is 50-100 μm; in the invention, the time of the high-temperature baking treatment is very critical, if the baking time is insufficient, a sufficient cell structure cannot be formed, and the baking time is too long, so that the poly (alkenyl carbonate) is completely decomposed, the structural damage to the bottom film is large, and the formation of a subsequent anti-fouling coating is not favorable, and preferably, the time of the high-temperature baking treatment is 70-90 s.
According to the method provided by the invention, the anti-fouling coating has the function of providing an anti-fouling effect, raw material components in the coating can be selected in a wide range, and preferably, the anti-fouling coating comprises polyphenyl ether, fluorocarbon resin, a fluorocarbon modified polymer flatting agent, an adhesion promoter and a solvent; more preferably, the polyphenylene oxide is used in an amount of 52-65 parts by weight, the fluorocarbon resin is used in an amount of 20-35 parts by weight, the fluorocarbon-modified polymer leveling agent is used in an amount of 1-5 parts by weight, and the adhesion promoter is used in an amount of 1-5 parts by weight, relative to 100 parts by weight of the solvent.
According to the method provided by the invention, the fluorocarbon resin is one of fluoro-olefin resin, acrylic acid fluorinated resin or fluoroether resin; preferably, the weight average molecular weight of the fluorocarbon resin is 10000-20000.
In the present invention, the adhesion promoter may be a phosphate polymer, and the phosphate polymer is not particularly limited in the present invention, and may be a phosphate polymer known to those skilled in the art, for example, the phosphate polymer may be Lubrizol 2063 (a phosphate ester of a polyester main chain), one or more of YX-909 and YX931 of changjiu taiwan, and preferably Lubrizol 2063 or YX-909 of changjiu china.
According to the method provided by the invention, the thickness of the anti-fouling coating is 20-30 μm.
The following will explain in detail the processing method of the packaging carton with the anti-fouling surface provided by the invention by specific examples.
Example 1
A processing method of a packaging carton comprises the following steps:
s1: weighing a certain amount of polyphenyl ether and polypropylene carbonate, dispersing the polyphenyl ether and the polypropylene carbonate into a solvent, and adding reinforcing fibers while stirring to form composite slurry;
in the composite slurry, relative to 100 parts by weight of anisole solvent,
the polyphenylene ether (Asahi chemical company S-201A, viscosity at 25 ℃ C. is 0.4 pas) was used in an amount of 55 parts by weight,
the polypropylene carbonate (molecular weight 350000) was used in an amount of 14 parts by weight,
the amount of the reinforcing fiber glass fiber (the particle size is 5 mu m) is 3 parts by weight;
the composite slurry is coated on an aluminum foil release film (commercially available, model is RSA50) in a scraping mode, and the thickness of the coating formed by the composite slurry in the scraping mode is 70 micrometers;
after drying treatment, carrying out high-temperature baking treatment at 235 ℃ on the surface of the metal release film coated with the composite slurry, wherein the high-temperature baking treatment time is 75s, and cooling to obtain a base film;
coating an anti-fouling coating on the surface of the bottom film, wherein the thickness of the anti-fouling coating is 25 micrometers; obtaining a composite anti-fouling film layer;
in the anti-fouling coating, relative to 100 parts by weight of anisole solvent,
the polyphenylene ether (Asahi chemical company S-201A, viscosity at 25 ℃ C. is 0.4 pas) was used in an amount of 60 parts by weight,
the amount of the acrylic fluorinated resin (purchased from fluorine chemical engineering Co., Ltd., Shandong, with a weight average molecular weight of 15000) was 30 parts by weight,
the amount of the fluorocarbon modified polymer leveling agent (purchased from gasoline refining of Switzerland, with the mark of EFKA-3777) is 2 parts by weight,
the amount of the adhesion promoter phosphate polymer (YX-909 of Changxing of Taiwan is 2 parts by weight);
(2) transferring and attaching the composite anti-fouling film layer on the metal release film to a raw paperboard;
specifically, a layer of epoxy resin adhesive is coated on the raw paperboard, and then the composite anti-fouling film layer is removed and attached to the raw paperboard coated with the epoxy resin adhesive; the epoxy resin binder comprises bisphenol A epoxy resin (wherein the epoxy value is 0.58mol/100g) and curing agent phthalic anhydride, and the content of phthalic anhydride is 72 parts by weight relative to 100 parts by weight of the bisphenol A epoxy resin.
And cutting the raw material paperboard to obtain the packaging carton.
Example 2
A processing method of a packaging carton comprises the following steps:
s1: weighing a certain amount of polyphenyl ether and polypropylene carbonate, dispersing the polyphenyl ether and the polypropylene carbonate into a solvent, and adding reinforcing fibers while stirring to form composite slurry;
in the composite slurry, relative to 100 parts by weight of anisole solvent,
the polyphenylene ether (Asahi chemical company S-201A, viscosity at 25 ℃ C. is 0.4 pas) was used in an amount of 45 parts by weight,
the polypropylene carbonate (molecular weight 350000) was used in an amount of 10 parts by weight,
the dosage of the reinforced fiber glass fiber (the particle size is 5 mu m) is 1 weight part;
the composite slurry is coated on an aluminum foil release film (commercially available, model is RSA50) in a scraping mode, and the thickness of the coating formed by the composite slurry in the scraping mode is 50 microns;
after drying treatment, performing high-temperature baking treatment at 230 ℃ on the surface of the metal release film coated with the composite slurry, wherein the high-temperature baking treatment time is 90s, and cooling to obtain a base film;
coating an anti-fouling coating on the surface of the bottom film, wherein the thickness of the anti-fouling coating is 20 microns; obtaining a composite anti-fouling film layer;
in the anti-fouling coating, relative to 100 parts by weight of anisole solvent,
the polyphenylene ether (Asahi chemical company S-201A, viscosity at 25 ℃ C. is 0.4 pas) was used in an amount of 52 parts by weight,
the amount of the acrylic fluorinated resin (purchased from fluorine chemical technology ltd. in Shandong, with a weight average molecular weight of 15000) was 20 parts by weight,
the amount of the fluorocarbon modified polymer flatting agent (purchased from gasoline refining of Switzerland and with the mark of EFKA-3777) is 1 part by weight,
the amount of the adhesion promoter phosphate polymer (YX-909 of Changxing of Taiwan is 1 part by weight);
(2) transferring and attaching the composite anti-fouling film layer on the metal release film to a raw paperboard;
specifically, a layer of epoxy resin adhesive is coated on the raw paperboard, and then the composite anti-fouling film layer is removed and attached to the raw paperboard coated with the epoxy resin adhesive; the epoxy resin binder comprises bisphenol A epoxy resin (wherein the epoxy value is 0.58mol/100g) and curing agent phthalic anhydride, and the content of phthalic anhydride is 72 parts by weight relative to 100 parts by weight of the bisphenol A epoxy resin.
And cutting the raw material paperboard to obtain the packaging carton.
Example 3
A processing method of a packaging carton comprises the following steps:
s1: weighing a certain amount of polyphenyl ether and polypropylene carbonate, dispersing the polyphenyl ether and the polypropylene carbonate into a solvent, and adding reinforcing fibers while stirring to form composite slurry;
in the composite slurry, relative to 100 parts by weight of anisole solvent,
the polyphenylene ether (Asahi chemical company S-201A, viscosity at 25 ℃ C. is 0.4 pas) was used in an amount of 60 parts by weight,
the polypropylene carbonate (molecular weight 350000) was used in an amount of 16 parts by weight,
the amount of the reinforcing fiber glass fiber (the particle size is 5 mu m) is 5 parts by weight;
the composite slurry is coated on an aluminum foil release film (commercially available, model is RSA50) in a scraping mode, and the thickness of the coating formed by the composite slurry in the scraping mode is 100 micrometers;
after drying treatment, applying high-temperature baking treatment at 245 ℃ to the surface of the metal release film coated with the composite slurry, wherein the high-temperature baking treatment time is 70s, and cooling to obtain a base film;
coating an anti-fouling coating on the surface of the bottom film, wherein the thickness of the anti-fouling coating is 30 micrometers; obtaining a composite anti-fouling film layer;
in the anti-fouling coating, relative to 100 parts by weight of anisole solvent,
the polyphenylene ether (Asahi chemical company S-201A, viscosity at 25 ℃ C. is 0.4 pas) was used in an amount of 65 parts by weight,
the acrylic fluorinated resin (available from fluorine chemical technology ltd. in Shandong, with a weight average molecular weight of 15000) was used in an amount of 35 parts by weight,
the amount of the fluorocarbon modified polymer leveling agent (purchased from gasoline refining of Switzerland, with the mark of EFKA-3777) is 5 parts by weight,
the amount of the adhesion promoter phosphate polymer (YX-909 of Changxing of Taiwan is 5 parts by weight);
(2) transferring and attaching the composite anti-fouling film layer on the metal release film to a raw paperboard;
specifically, a layer of epoxy resin adhesive is coated on the raw paperboard, and then the composite anti-fouling film layer is removed and attached to the raw paperboard coated with the epoxy resin adhesive; the epoxy resin binder comprises bisphenol A epoxy resin (wherein the epoxy value is 0.58mol/100g) and curing agent phthalic anhydride, and the content of phthalic anhydride is 72 parts by weight relative to 100 parts by weight of the bisphenol A epoxy resin.
And cutting the raw material paperboard to obtain the packaging carton.
The invention tests the stain resistance and contact angle of the packaging carton box material processed in the above examples 1-3, specifically:
(1) stain resistance
Respectively coating soy sauce and tomatoes on the outer surface of a packaging paper box material, covering the outer surface with a glass plate, standing for 24 hours, then wiping the outer surface with a rag, and observing whether the outer surface of the packaging paper box has abnormal appearance change;
(2) contact angle
The outer surface of the packaging carton material was tested for wettability to water using a contact angle tester model SL 200D.
The test results are summarized in table 1.
Table 1:
| examples | Resistance to soy sauce | Resistance to tomato | Contact angle |
| Example 1 | No change in appearance | No change in appearance | 136° |
| Example 2 | No change in appearance | No change in appearance | 123° |
| Example 3 | No change in appearance | No change in appearance | 128° |
The test results show that the outer surface of the packaging carton processed by the processing method provided by the invention has better hydrophobic capability and strong anti-fouling capability.
The foregoing shows and describes the general principles, essential features, and inventive features of this invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A processing method of a packaging carton with a surface having an anti-pollution function is characterized by comprising the following steps:
(1) weighing a certain amount of polyphenyl ether and poly (alkenyl carbonate) to be dispersed in a solvent, adding reinforcing fibers while stirring to form composite slurry, coating the composite slurry on a metal release film in a scraping way, drying, applying high-temperature baking treatment at 230-245 ℃ to the surface of the metal release film coated with the composite slurry, and cooling to obtain a base film; coating an anti-fouling coating on the surface of the bottom film to obtain a composite anti-fouling film layer;
(2) and transferring and attaching the composite anti-fouling film layer on the metal release film to a raw material paperboard, and cutting the raw material paperboard to obtain the packaging carton.
2. The method of claim 1, wherein the polyalkylene carbonate is at least one selected from the group consisting of polyethylene carbonate, polypropylene carbonate, polybutylene carbonate and cyclohexene carbonate.
3. The method for processing a packaging carton with a surface having a stain-resistant function as claimed in claim 2, wherein the molecular weight of the poly (alkenyl carbonate) is 100000-500000.
4. The method for manufacturing a packaging carton with a surface having a stain-resistant function as claimed in claim 1, wherein the solvent is at least one selected from chloroform, dichloromethane, anisole and xylene.
5. The method for processing a packaging carton with a surface having an anti-fouling function according to claim 1, wherein the reinforcing fiber comprises at least one of glass fiber, carbon fiber, calcium sulfate whisker, aluminum oxide whisker, silicon carbide whisker, boron carbide whisker, aluminum nitride whisker, zinc oxide whisker and magnesium sulfate whisker;
preferably, the reinforcing fibers have a particle size of 1 to 15 μm.
6. The method for manufacturing a packaging carton having a surface with a stain-resistant function as claimed in claim 1, wherein the polyphenylene ether is used in an amount of 45 to 60 parts by weight, the polyalkylene carbonate is used in an amount of 10 to 16 parts by weight, and the reinforcing fiber is used in an amount of 1 to 5 parts by weight, based on 100 parts by weight of the solvent, in the composite syrup.
7. The processing method of the packaging carton with the surface having the antifouling function as claimed in claim 1, wherein the thickness of the coating formed by blade coating the composite slurry on the metal release film is 50-100 μm; and/or the presence of a gas in the gas,
the time of the high-temperature baking treatment is 70-90 s.
8. The processing method of the packaging carton with the surface having the anti-fouling function according to claim 1, wherein the anti-fouling coating comprises polyphenyl ether, fluorocarbon resin, a fluorocarbon modified polymer flatting agent, an adhesion promoter and a solvent;
the fluorocarbon modified polymer leveling agent comprises, by weight, 100 parts of solvent, 52-65 parts of polyphenyl ether, 20-35 parts of fluorocarbon resin, 1-5 parts of fluorocarbon modified polymer leveling agent and 1-5 parts of adhesion promoter.
9. The method for processing a packaging carton with a surface having an anti-fouling function as claimed in claim 1, wherein the fluorocarbon resin is one of fluoro olefin resin, acrylic acid fluorinated resin or fluoroether resin;
the weight average molecular weight of the fluorocarbon resin is 10000-20000.
10. The method for processing a packaging carton with a surface having a stain-resistant function according to claim 1, wherein the thickness of the stain-resistant coating is 20-30 μm.
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101163584A (en) * | 2004-12-29 | 2008-04-16 | 欧文斯科宁知识产权资产有限公司 | Sandwich composite material using an air-laid process and wet glass |
| CN101570075A (en) * | 2008-04-28 | 2009-11-04 | 拜尔材料科学股份公司 | Deformable film with radiation-cured coating and shaped articles produced therefrom |
| CN101638482A (en) * | 2008-07-30 | 2010-02-03 | 比亚迪股份有限公司 | Polymer and preparation method thereof, antifouling coating composition and antifouling coating layer material |
| CN101942140A (en) * | 2010-10-12 | 2011-01-12 | 曾广胜 | Wood plastic composite foaming material and forming process and equipment thereof |
| CN102947077A (en) * | 2010-06-22 | 2013-02-27 | 提克纳有限责任公司 | Reinforced hollow profiles |
| CN102947078A (en) * | 2010-06-22 | 2013-02-27 | 提克纳有限责任公司 | Method for forming reinforced pultruded profiles |
| CN104804494A (en) * | 2015-04-14 | 2015-07-29 | 陈良伢 | UV (ultraviolet) photocureable coating with high pollution resistance performance |
| CN105026499A (en) * | 2013-01-25 | 2015-11-04 | Ppg工业俄亥俄公司 | Scratch and stain resistant coatings |
| CN205929672U (en) * | 2016-08-22 | 2017-02-08 | 思立科（江西）新材料有限公司 | Polyethylene terephthalate (PET) release film |
| CN206752206U (en) * | 2017-05-15 | 2017-12-15 | 昌吉市江北再生纸业有限公司 | One kind regenerates packaging box paperboard made of paper |
| CN108165111A (en) * | 2017-12-28 | 2018-06-15 | 上海传英信息技术有限公司 | A kind of anti-pollution layer structure, preparation method and application |
| CN109439121A (en) * | 2018-10-25 | 2019-03-08 | 汕头市龙湖昌丰化工有限公司 | A kind of release coating of the transfer aluminum plated paper of suitable high speed removing |
| CN110177847A (en) * | 2017-02-06 | 2019-08-27 | 美国陶氏有机硅公司 | Lotion, the composition comprising lotion, the film and associated method formed with it |
| CN209426309U (en) * | 2018-12-20 | 2019-09-24 | 东莞市金恒晟新材料科技有限公司 | A kind of silicone oil release film of overweight 500 or more off-type force |
-
2020
- 2020-07-07 CN CN202010647009.7A patent/CN111941925B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101163584A (en) * | 2004-12-29 | 2008-04-16 | 欧文斯科宁知识产权资产有限公司 | Sandwich composite material using an air-laid process and wet glass |
| CN101570075A (en) * | 2008-04-28 | 2009-11-04 | 拜尔材料科学股份公司 | Deformable film with radiation-cured coating and shaped articles produced therefrom |
| CN101638482A (en) * | 2008-07-30 | 2010-02-03 | 比亚迪股份有限公司 | Polymer and preparation method thereof, antifouling coating composition and antifouling coating layer material |
| CN102947077A (en) * | 2010-06-22 | 2013-02-27 | 提克纳有限责任公司 | Reinforced hollow profiles |
| CN102947078A (en) * | 2010-06-22 | 2013-02-27 | 提克纳有限责任公司 | Method for forming reinforced pultruded profiles |
| CN101942140A (en) * | 2010-10-12 | 2011-01-12 | 曾广胜 | Wood plastic composite foaming material and forming process and equipment thereof |
| CN105026499A (en) * | 2013-01-25 | 2015-11-04 | Ppg工业俄亥俄公司 | Scratch and stain resistant coatings |
| CN104804494A (en) * | 2015-04-14 | 2015-07-29 | 陈良伢 | UV (ultraviolet) photocureable coating with high pollution resistance performance |
| CN205929672U (en) * | 2016-08-22 | 2017-02-08 | 思立科（江西）新材料有限公司 | Polyethylene terephthalate (PET) release film |
| CN110177847A (en) * | 2017-02-06 | 2019-08-27 | 美国陶氏有机硅公司 | Lotion, the composition comprising lotion, the film and associated method formed with it |
| CN206752206U (en) * | 2017-05-15 | 2017-12-15 | 昌吉市江北再生纸业有限公司 | One kind regenerates packaging box paperboard made of paper |
| CN108165111A (en) * | 2017-12-28 | 2018-06-15 | 上海传英信息技术有限公司 | A kind of anti-pollution layer structure, preparation method and application |
| CN109439121A (en) * | 2018-10-25 | 2019-03-08 | 汕头市龙湖昌丰化工有限公司 | A kind of release coating of the transfer aluminum plated paper of suitable high speed removing |
| CN209426309U (en) * | 2018-12-20 | 2019-09-24 | 东莞市金恒晟新材料科技有限公司 | A kind of silicone oil release film of overweight 500 or more off-type force |
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|---|---|
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