CN113249043A - Polypropylene decorative film for furniture surface decoration - Google Patents
Polypropylene decorative film for furniture surface decoration Download PDFInfo
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- CN113249043A CN113249043A CN202110087361.4A CN202110087361A CN113249043A CN 113249043 A CN113249043 A CN 113249043A CN 202110087361 A CN202110087361 A CN 202110087361A CN 113249043 A CN113249043 A CN 113249043A
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- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/241—Polyolefin, e.g.rubber
- C09J7/243—Ethylene or propylene polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
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- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- 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
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- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/50—Adhesives in the form of films or foils characterised by a primer layer between the carrier and the adhesive
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- 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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- 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
- C09J2423/00—Presence of polyolefin
- C09J2423/10—Presence of homo or copolymers of propene
- C09J2423/106—Presence of homo or copolymers of propene in the substrate
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Laminated Bodies (AREA)
Abstract
The invention relates to the technical field of decorative facing materials, and discloses a polypropylene decorative film for surface facing of furniture, which consists of a polypropylene base film layer, a printing layer, a coating layer and a back glue layer, wherein the polypropylene base film layer is formed by extruding a flaky base film after mixing and melting polypropylene resin, light calcium carbonate, nano titanium dioxide, color master batches, polyurethane, polyethylene wax and the like. The polypropylene decorative film for furniture surface facing is a cured film obtained by using ultraviolet energy to initiate polymerization and crosslinking between low-molecular prepolymer or oligomer and active monomer in the coating through the photocuring coating, the film has strong adhesive force, the hardness can reach 1H, the surface compact structure ensures that the film has good scratch resistance and stain resistance, the back adhesive has good compatibility with polypropylene, is nontoxic, does not absorb water, and is sticky in hot melting, the formed back adhesive layer can promote the adhesive strength when being adhered to a substrate plate, and the polypropylene decorative film has good fluidity at high temperature, good water resistance, acid and alkali resistance and weather resistance.
Description
Technical Field
The invention relates to the technical field of decorative finish materials, in particular to a polypropylene decorative film for surface finishes of furniture.
Background
The furniture board facing material mainly comprises impregnated bond paper, PVC and paint, wherein the impregnated bond paper and the paint release free formaldehyde in the manufacturing and using processes due to the formaldehyde contained in the impregnated bond paper and the paint, so that pollution and harm are brought to the ecological environment and human health.
The product trend of furniture board is also changing to green, environmental protection, high performance direction, and polypropylene (PP) is a polymer that has high temperature resistant, toughness is good, and chemical resistance is strong, and material itself does not contain chlorine element, does not contain harmful substances such as formaldehyde, heavy metal, and comprehensive properties is good, is the thermoplastic polymer material who has development prospect at present most, and polypropylene itself is nonpolar polymer, and the surface is difficult to printing ink, and the difficult technical difficulty of laminating of back and base material board is the technological bottleneck that this practicality was overcome.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the polypropylene decorative film for the surface veneer of the furniture, which has the advantages of good ink adhesion and easy adhesion of the back surface and the substrate plate, and solves the problems in the background art.
The invention provides the following technical scheme: the polypropylene decorative film for the furniture surface facing is composed of a polypropylene base film layer, a printing layer, a coating layer and a back glue layer, wherein the polypropylene base film layer is formed by mixing and melting polypropylene resin, light calcium carbonate, nano titanium dioxide, color master batch, polyurethane, polyethylene wax and the like and then extruding a flaky base film, the printing layer is formed by printing ink prepared from water-soluble acrylic resin, pigment, main solvent water, auxiliary solvent ethanol, dispersant sodium oleate and ultraviolet resistant agent nano titanium dioxide on the polypropylene base film layer by a gravure printing machine, the coating layer is formed by coating photocuring paint prepared from polyurethane acrylate, titanium dioxide, photoinitiator 2-hydroxy-2-methyl-1-phenyl-1-acetone, extinction powder silicon dioxide, flatting agent polyester modified polydimethylsiloxane and defoaming agent polysiloxane on the printing layer by a coating machine, the back glue layer is formed by coating back glue on the back surface of the coating layer through a coating machine.
Preferably, the polypropylene decorative film comprises the following raw materials in percentage by weight: the polypropylene resin is 85-92% of polypropylene copolymer (PP-R), 5-10% of light calcium carbonate, 4-15% of color master batch, 1-3% of nano titanium dioxide, 0.2-0.5% of polyurethane antistatic agent, 0.5-1.5% of dispersant polyethylene wax, and the thickness of the base film is 0.10-0.20 mm.
Preferably, the printing layer comprises the following raw materials in parts by weight: 55-60% of water-soluble acrylic resin, 15-20% of pigment (benzidine yellow, permanent carmine, carbon black and phthalocyanine blue), 15-20% of main solvent water, 5-8% of auxiliary solvent ethanol, 1-3% of dispersant sodium oleate and 1-3% of ultraviolet resistant nano titanium dioxide, and the ink is environment-friendly and safe, has good adhesive force, full and vivid color and light-resistant color fastness reaching 6-level blue wool.
Preferably, the coating layer comprises the following raw materials in percentage by weight: 45-50% of polyurethane acrylate, 20-25% of acrylate, 18-20% of titanium dioxide, 4-5% of photoinitiator 2-hydroxy-2-methyl-1-phenyl-1-acetone, 0-8% of extinction powder silicon dioxide, 1-3% of flatting agent polyester modified polydimethylsiloxane, 0.1-0.5% of defoaming agent polysiloxane, and the thickness of the coating is 10-30 mu m.
Preferably, the back adhesive can be one or two of EVA, petroleum resin and waterborne polyurethane resin, the back adhesive has good compatibility with polypropylene, is non-toxic, does not absorb water, is hot-melted and sticky, can promote the bonding strength when being adhered to a base material plate, has good fluidity at high temperature, and has good water resistance, acid and alkali resistance and weather resistance.
Preferably, the preparation process method of the polypropylene decorative film comprises the following steps:
firstly, feeding raw materials such as polypropylene resin particles, light calcium carbonate, nano titanium dioxide, color master batch, polyurethane, polyethylene wax and the like into a basement membrane machine according to a formula, heating, mixing and melting, extruding a flaky basement membrane, and simultaneously carrying out corona to increase the surface roughness and the surface area;
step two, mixing the ink according to the ink formula, and testing for later use;
step three, pouring the printing ink into an ink tank of the printing machine, adjusting the temperature of the drying oven to be 100-;
step four, preparing the coating according to the formula of the curing coating for later use;
pouring the coating into a coating groove of a coating machine, adjusting the temperature of the coating machine to be 60-120 ℃, adjusting parameters of an eximer-UV system, and adjusting the coating speed after the printing film is rolled up, so that the front side of the printing film starts to be coated;
step six, blending the gum according to the gum formula for later use;
and step seven, pouring the gum into a glue groove of a coating machine, adjusting the temperature of the coating machine to be 120-130 ℃, adjusting the coating speed after the coated base film is rolled up, enabling the back side of the base film to face upwards, and starting coating the gum.
Compared with the prior art, the invention has the following beneficial effects:
1. the polypropylene decorative film for furniture surface facing is characterized by that the energy of UV light is used to initiate polymerization and cross-linking of low-molecular prepolymer or oligomer and active monomer in the coating to obtain the cured paint film, and the paint film has strong adhesive force, hardness up to 1H, compact surface structure, good scratch-resistant and anti-fouling properties, good compatibility of gum and polypropylene, no toxicity, no water absorption and good hot-melt viscosity, and its formed gum layer can promote its adhesive strength when it is adhered to the base material plate, and its flowability at high temp. is good, and it has good water-proofing, acid-base-resisting and weather-resisting properties, and after it is adhered to the base material plate, its adhesive strength is strong, and can be up to above 50N.
2. The polypropylene decorative film for the surface facing of the furniture is environment-friendly and safe through printing ink, good in adhesive force, full and vivid in color, good in glossiness, capable of adjusting wood grain according to requirements, super-matte in glossiness and capable of achieving personalized customization of design and color, and the adhesive force of a blue wool 6-grade paint film can reach 1 grade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The polypropylene decorative film for the furniture surface facing is composed of a polypropylene base film layer, a printing layer, a coating layer and a back glue layer, wherein the polypropylene base film layer is formed by mixing and melting polypropylene resin, light calcium carbonate, nano titanium dioxide, color master batches, polyurethane, polyethylene wax and the like and then extruding a flaky base film, the printing layer is formed by printing ink prepared from water-soluble acrylic resin, pigment, main solvent water, auxiliary solvent ethanol, dispersant sodium oleate and ultraviolet-resistant agent nano titanium dioxide on the polypropylene base film layer by a gravure printing machine, the coating layer is formed by coating photocuring paint prepared from polyurethane acrylate, titanium dioxide, photoinitiator 2-hydroxy-2-methyl-1-phenyl-1-acetone, extinction powder silicon dioxide, flatting agent polyester modified polydimethylsiloxane and defoaming agent polysiloxane on the printing layer by a coating machine, the back glue layer is formed by coating back glue on the back surface of the coating layer through a coating machine.
The polypropylene decorative film comprises the following raw materials in percentage by weight: the polypropylene resin is 85 to 92 percent of copolymerized polypropylene (PP-R), 5 to 10 percent of light calcium carbonate, 4 to 15 percent of color master batch, 1 to 3 percent of nano titanium dioxide, 0.2 to 0.5 percent of polyurethane antistatic agent, 0.5 to 1.5 percent of dispersant polyethylene wax, 0.10mm to 0.20mm of thickness of a basal membrane, high strength of the basal membrane, good heat resistance, good dimension stability and excellent low-temperature toughness (good flexibility), random copolymerized polypropylene (PP-R) is adopted, the basal membrane is obtained by copolymerizing propylene monomers and a small amount of ethylene (1 to 4 percent) monomers under the action of heating, pressurizing and catalyst, the ethylene monomers are randomly and randomly distributed in the long chain of propylene, the random addition of the ethylene reduces the crystallinity and the melting point of the polymer, improves the performances of the material in the aspects of impact, long-term thermal-oxidative aging resistance, processing and molding and the like, the light calcium carbonate has great effect on the overall stability of the product, can also improve the hardness and the surface smoothness of the product, the nanometer titanium dioxide white loose powder can enhance the covering rate of the product, and the product has ultraviolet resistance and aging resistance due to high refractivity and high optical activity, and the ultraviolet resistance and the mechanism thereof are related to the particle size: when the particle size is larger, the obstruction to ultraviolet rays is mainly reflection and scattering, the ultraviolet rays in a medium wave region and a long wave region are effective, the anti-aging mechanism is simple covering, the anti-aging mechanism belongs to a general physical effect, and the anti-aging capability is weaker; with the reduction of the particle size, light can penetrate through the particle surface of the nano titanium dioxide, the reflection and scattering properties of ultraviolet rays in a long wave region are not obvious, the absorption property of ultraviolet rays in a medium wave region is obviously enhanced, the anti-aging mechanism of the nano titanium dioxide is that the light absorbs ultraviolet rays in the medium wave region, the anti-aging mechanism of the nano titanium dioxide to ultraviolet rays with different wavelengths is different, the blocking of ultraviolet rays in a long wave region is mainly scattering, the blocking of ultraviolet rays in the medium wave region is mainly absorbing, the nano titanium dioxide shows excellent absorption performance in different wavelength regions, compared with other anti-ultraviolet agents, the nano titanium dioxide has the characteristics of no toxicity, stable performance, good effect and the like, the polyurethane antistatic agent is a high-molecular permanent antistatic agent, static charges generated by conduction and release through ion conduction are reduced by the volume resistivity of the material to achieve the antistatic effect, and the surface water absorption is not completely depended on, so the influence of the humidity of the environment is small, and the antistatic property is durable and high-efficiency.
The printing layer comprises the following raw materials in parts by weight: 55-60% of water-soluble acrylic resin, 15-20% of pigment (benzidine yellow, permanent carmine, carbon black and phthalocyanine blue), 15-20% of main solvent water, 5-8% of auxiliary solvent ethanol, 1-3% of dispersant sodium oleate and 1-3% of ultraviolet resistant nano titanium dioxide, and the ink is environment-friendly and safe, has good adhesive force, full and vivid color and light-resistant color fastness reaching 6-level blue wool.
The coating layer comprises the following raw materials in percentage by weight: 45-50% of polyurethane acrylate, 20-25% of acrylate, 18-20% of titanium dioxide, 4-5% of photoinitiator 2-hydroxy-2-methyl-1-phenyl-1-acetone, 0-8% of extinction powder silicon dioxide, 1-3% of flatting agent polyester modified polydimethylsiloxane, 0.1-0.5% of defoaming agent polysiloxane, and 10-30 mu of coating thickness, wherein the photocureable coating utilizes the energy of ultraviolet light to initiate the polymerization and crosslinking between low molecular prepolymer or oligomer and active monomer in the coating to obtain a cured paint film, the paint film has strong adhesive force and hardness of up to 1H, the surface compact structure ensures that the scratch resistance and the anti-fouling performance are good, the energy of the ultraviolet light is provided by an eximer-UV system (the quasi-molecular vacuum ultraviolet photon energy with the wavelength of 172nm is up to 7.2eV, enough to open most molecular bonds, can realize photochemical reaction which is difficult to realize or can not be realized at all by the traditional low-pressure mercury lamp, the quasi-molecular technology can also cause shrinkage due to polymerization in the application, a film close to the surface presents micro-wrinkles, an opaque surface is formed, the glossiness of the surface of the material can be reduced without adding a flatting agent), and in addition, the eximer avoids oxygen inhibition, so that the curing effect is more thorough.
The back glue can be formed by mixing one or two of EVA, petroleum resin and waterborne polyurethane resin, has good compatibility with polypropylene, is non-toxic, does not absorb water, has viscosity by hot melting, can promote the bonding strength when being adhered with a substrate plate, has good fluidity at high temperature, and has good water resistance, acid and alkali resistance and weather resistance.
The preparation process method of the polypropylene decorative film comprises the following steps:
firstly, feeding raw materials such as polypropylene resin particles, light calcium carbonate, nano titanium dioxide, color master batch, polyurethane, polyethylene wax and the like into a basement membrane machine according to a formula, heating, mixing and melting, extruding a flaky basement membrane, and simultaneously carrying out corona to increase the surface roughness and the surface area;
step two, mixing the ink according to the ink formula, and testing for later use;
step three, pouring the printing ink into an ink tank of the printing machine, adjusting the temperature of the drying oven to be 100-;
step four, preparing the coating according to the formula of the curing coating for later use;
pouring the coating into a coating groove of a coating machine, adjusting the temperature of the coating machine to be 60-120 ℃, adjusting parameters of an eximer-UV system, and adjusting the coating speed after the printing film is rolled up, so that the front side of the printing film starts to be coated;
step six, blending the gum according to the gum formula for later use;
and step seven, pouring the gum into a glue groove of a coating machine, adjusting the temperature of the coating machine to be 120-130 ℃, adjusting the coating speed after the coated base film is rolled up, enabling the back side of the base film to face upwards, and starting coating the gum.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The polypropylene decorative film for the surface finish of furniture is characterized in that: the polypropylene decorative film is composed of a polypropylene base film layer, a printing layer, a coating layer and a back glue layer, wherein the polypropylene base film layer is formed by extruding a flaky base film after mixing and melting polypropylene resin, light calcium carbonate, nano titanium dioxide, color master batches, polyurethane, polyethylene wax and the like, the printing layer is formed by printing ink prepared from water-soluble acrylic resin, pigment, main solvent water, auxiliary solvent ethanol, dispersant sodium oleate and ultraviolet-resistant agent nano titanium dioxide on the polypropylene base film layer through a gravure printing machine, the coating layer is formed by coating photocuring paint prepared from polyurethane acrylate, titanium dioxide, photoinitiator 2-hydroxy-2-methyl-1-phenyl-1-acetone, extinction powder silicon dioxide, flatting agent polyester modified polydimethylsiloxane and defoaming agent polysiloxane on the printing layer through a coating machine, the back glue layer is formed by coating back glue on the back surface of the coating layer through a coating machine.
2. The polypropylene decorative film for surface finishing of furniture according to claim 1, wherein: the polypropylene decorative film comprises the following raw materials in parts by weight: the polypropylene resin is 85-92% of polypropylene copolymer (PP-R), 5-10% of light calcium carbonate, 4-15% of color master batch, 1-3% of nano titanium dioxide, 0.2-0.5% of polyurethane antistatic agent, 0.5-1.5% of dispersant polyethylene wax, and the thickness of the base film is 0.10-0.20 mm.
3. The polypropylene decorative film for surface finishing of furniture according to claim 1, wherein: the printing layer comprises the following raw materials in parts by weight: 55-60% of water-soluble acrylic resin, 15-20% of pigment (benzidine yellow, permanent carmine, carbon black and phthalocyanine blue), 15-20% of main solvent water, 5-8% of auxiliary solvent ethanol, 1-3% of dispersant sodium oleate and 1-3% of ultraviolet resistant nano titanium dioxide, and the ink is environment-friendly and safe, has good adhesive force, full and vivid color and light-resistant color fastness reaching 6-level blue wool.
4. The polypropylene decorative film for surface finishing of furniture according to claim 1, wherein: the coating layer comprises the following raw materials in percentage by weight: 45-50% of polyurethane acrylate, 20-25% of acrylate, 18-20% of titanium dioxide, 4-5% of photoinitiator 2-hydroxy-2-methyl-1-phenyl-1-acetone, 0-8% of extinction powder silicon dioxide, 1-3% of flatting agent polyester modified polydimethylsiloxane, 0.1-0.5% of defoaming agent polysiloxane, and the thickness of the coating is 10-30 mu m.
5. The polypropylene decorative film for surface finishing of furniture according to claim 1, wherein: the back adhesive can be formed by mixing one or two of EVA, petroleum resin and waterborne polyurethane resin, has good compatibility with polypropylene, is non-toxic, does not absorb water, is sticky by hot melting, can promote the bonding strength when being adhered with a substrate plate, has good fluidity at high temperature, and has good water resistance, acid and alkali resistance and weather resistance.
6. The polypropylene decorative film for surface finishing of furniture according to claim 1, wherein: the preparation process method of the polypropylene decorative film comprises the following steps:
firstly, feeding raw materials such as polypropylene resin particles, light calcium carbonate, nano titanium dioxide, color master batch, polyurethane, polyethylene wax and the like into a basement membrane machine according to a formula, heating, mixing and melting, extruding a flaky basement membrane, and simultaneously carrying out corona to increase the surface roughness and the surface area;
step two, mixing the ink according to the ink formula, and testing for later use;
step three, pouring the printing ink into an ink tank of the printing machine, adjusting the temperature of the drying oven to be 100-;
step four, preparing the coating according to the formula of the curing coating for later use;
pouring the coating into a coating groove of a coating machine, adjusting the temperature of the coating machine to be 60-120 ℃, adjusting parameters of an eximer-UV system, and adjusting the coating speed after the printing film is rolled up, so that the front side of the printing film starts to be coated;
step six, blending the gum according to the gum formula for later use;
and step seven, pouring the gum into a glue groove of a coating machine, adjusting the temperature of the coating machine to be 120-130 ℃, adjusting the coating speed after the coated base film is rolled up, enabling the back side of the base film to face upwards, and starting coating the gum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110087361.4A CN113249043A (en) | 2021-01-22 | 2021-01-22 | Polypropylene decorative film for furniture surface decoration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110087361.4A CN113249043A (en) | 2021-01-22 | 2021-01-22 | Polypropylene decorative film for furniture surface decoration |
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| CN113249043A true CN113249043A (en) | 2021-08-13 |
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| CN202110087361.4A Pending CN113249043A (en) | 2021-01-22 | 2021-01-22 | Polypropylene decorative film for furniture surface decoration |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115873523A (en) * | 2021-09-26 | 2023-03-31 | 大正新型材料(肇庆)有限公司 | Polypropylene decorative film with adhesive film layer and preparation method and application thereof |
| CN117089093A (en) * | 2023-02-10 | 2023-11-21 | 河源市万利科技有限公司 | Environment-friendly furniture decorative film and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029554A (en) * | 2014-05-30 | 2014-09-10 | 浙江永成印务有限公司 | Polypropylene decorative film and preparation method thereof |
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2021
- 2021-01-22 CN CN202110087361.4A patent/CN113249043A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029554A (en) * | 2014-05-30 | 2014-09-10 | 浙江永成印务有限公司 | Polypropylene decorative film and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115873523A (en) * | 2021-09-26 | 2023-03-31 | 大正新型材料(肇庆)有限公司 | Polypropylene decorative film with adhesive film layer and preparation method and application thereof |
| CN115873523B (en) * | 2021-09-26 | 2024-08-20 | 大正新型材料(肇庆)有限公司 | Polypropylene decorative film with adhesive film layer and preparation method and application thereof |
| CN117089093A (en) * | 2023-02-10 | 2023-11-21 | 河源市万利科技有限公司 | Environment-friendly furniture decorative film and preparation method thereof |
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