CN115610059A - PVC double-color colored pattern particle elastic floor and preparation method thereof - Google Patents

PVC double-color colored pattern particle elastic floor and preparation method thereof Download PDF

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CN115610059A
CN115610059A CN202211392018.1A CN202211392018A CN115610059A CN 115610059 A CN115610059 A CN 115610059A CN 202211392018 A CN202211392018 A CN 202211392018A CN 115610059 A CN115610059 A CN 115610059A
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parts
pvc
double
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floor
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赵荣亮
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Cangzhou Bohong New Material Technology Co ltd
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Cangzhou Bohong New Material Technology Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
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    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
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    • C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
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    • E—FIXED CONSTRUCTIONS
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    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
    • E04F15/105—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials of organic plastics with or without reinforcements or filling materials
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    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
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    • B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
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    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/02—Synthetic macromolecular particles
    • B32B2264/0214—Particles made of materials belonging to B32B27/00
    • B32B2264/0228—Vinyl resin particles, e.g. polyvinyl acetate, polyvinyl alcohol polymers or ethylene-vinyl acetate copolymers
    • B32B2264/0242—Vinyl halide, e.g. PVC, PVDC, PVF or PVDF (co)polymers
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2419/00—Buildings or parts thereof
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
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    • C08J2423/06—Polyethene
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Abstract

The invention relates to a PVC double-color colored pattern particle elastic floor and a preparation method thereof, belonging to the technical field of floors, wherein the PVC double-color colored pattern particle elastic floor comprises a PVC floor and double-color colored pattern particles, and the double-color colored pattern particles comprise the following raw materials in parts by weight: 100-120 parts of PVC resin, 50-100 parts of calcium carbonate, 40-70 parts of Dop plasticizer, 10-13 parts of ethylene propylene diene monomer, 10-20 parts of acr processing aid, 0.5-1.5 parts of polyethylene wax, 0.5-1.5 parts of stearic acid, 10-20 parts of composite calcium-zinc stabilizer, 5-10 parts of composite flame retardant and 10-20 parts of pigment. The PVC double-color colored pattern particle elastic floor has a flat surface, and double-color colored pattern particles and the floor are integrated into a whole, so that a semi-transparent effect is achieved; the scratch resistance is good, the wear resistance is good, and the wear resistance grade reaches the T grade; the environment-friendly property is good, no heavy metal exists, and the polyethylene monomer is almost zero; the flame retardance is good.

Description

PVC double-color colored pattern particle elastic floor and preparation method thereof
Technical Field
The invention relates to the technical field of floors, in particular to a PVC double-color colored pattern particle elastic floor and a preparation method thereof.
Background
Floor, i.e. the surface layer of the floor or floor of a house. Made of wood or other material. There are many classifications of floor panels, classified by structure: PVC flooring, rubber flooring, solid wood flooring, laminate wood flooring, three-layer solid wood laminate flooring, bamboo flooring, anti-corrosion flooring, cork flooring, and the most popular multi-layer solid wood laminate flooring, among others.
The PVC floor with the same permeability in the market at present has the following problems:
1. the PVC floor processing equipment is complex, the power consumption is large, and the processing cost is high; the rubber floor uses more electricity.
2. The transparent particles are polygonal, have no round or oval shape; the rubber floor can be made into a round shape or an oval shape, but the cost is high;
3. PVC floor hair plates lack elasticity; the rubber floor has good elasticity but high price.
Disclosure of Invention
The invention aims to provide a PVC double-color colored pattern particle elastic floor and a preparation method thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the PVC double-color colored pattern particle elastic floor comprises a PVC floor and double-color colored pattern particles, wherein the double-color colored pattern particles comprise the following raw materials in parts by weight:
100-120 parts of PVC resin, 50-100 parts of calcium carbonate, 40-70 parts of Dop plasticizer, 10-13 parts of ethylene propylene diene monomer, 10-20 parts of acr processing aid, 0.5-1.5 parts of polyethylene wax, 0.5-1.5 parts of stearic acid, 10-20 parts of composite calcium-zinc stabilizer, 5-10 parts of composite flame retardant and 10-20 parts of pigment.
As a further technical scheme of the invention, the pigment is a bicolor pigment and is formed by mixing two pigments with different colors.
As a further technical scheme of the invention, the bicolor colored flower particles are prepared by the following steps:
adding the raw materials into a stirrer and stirring at high temperature;
cooling;
tabletting;
and (6) granulating.
As a further technical scheme of the invention, the high-temperature stirring is high-speed stirring at 85-90 ℃ for 6-8min; the cooling is natural cooling in a cooling container, the tabletting is extrusion of a sheet in a double-roller open mill, and the granulation is crushing by a crusher to produce double-color colored flower particles with the particle size of 0.1-1 mm.
As a further technical scheme of the invention, the PVC floor comprises the following raw materials in parts by weight: 100-110 parts of PVC resin, 40-70 parts of Dop plasticizer, 3-10 parts of compound calcium-zinc stabilizer, 3-10 parts of ethylene propylene diene monomer, 100-180 parts of calcium carbonate, 15-25 parts of white carbon black, 7-10 parts of compound flame retardant, 0.5-0.8 part of stearic acid, 0.3-0.7 part of polyethylene wax, 1-2 parts of ACR processing aid and 1-10 parts of pigment.
As a further technical scheme of the invention, the polymerization degree of the PVC resin is 800-1000, the particle size of the calcium carbonate is 800-1700 meshes, and the molecular weight of the ethylene propylene diene monomer is 20000-40000.
A preparation method of a PVC double-color colored particle elastic floor comprises the following steps:
mixing the raw materials;
cooling;
extruding a plate;
compounding a wear-resistant layer;
scattering bicolor colored flower particles on the wear-resistant layer;
pressing and embossing at high temperature;
cutting off edge strips;
UV coating;
cooling a finished product;
cutting and rolling off;
polishing
As a further technical scheme of the invention, the raw materials comprise the following raw materials in parts by weight: the raw material mixing is to add the raw materials into a high-speed stirring pot and stir for 5-10min at the temperature of 80-110 ℃.
As a further technical scheme of the invention, the high-temperature press-bonding embossing is high-temperature press-bonding embossing carried out in a three-roll calender, the speed is 0.3-1.5r/min, and the temperature is 55-195 ℃.
As a further technical scheme of the invention, the raw materials are mixed by adding the raw materials into a high-speed stirring pot and stirring for 5-10min at the temperature of 80-110 ℃.
As a further technical scheme of the invention, the UV coating is cured by a UV curing lamp, the curing power is 20 kilowatts, and the curing speed is 0.1-0.7 meter/min.
Compared with the prior art, the invention has the beneficial effects that:
1. the double-color colored grain floor is integrated, the surface is flat, and the semi-transparent effect is achieved;
2. the scratch resistance and the wear resistance are good, and the wear resistance grade reaches T grade;
3. the elasticity is good, and the elasticity performance is improved by adding the high-molecular ethylene propylene diene monomer;
4. the flame retardance is good, and the available oxygen index is higher than 32;
5. the color change and color difference phenomena are avoided in batches;
6. the back surface can be polished into a napped surface, the double-color pattern particles on the surface are scattered in a random round or elliptical shape and are completely integrated into the material, the rubber texture is achieved, the double-color pattern particles can be used for replacing rubber double-color pattern products, and the cost of the products is greatly reduced;
7. the double-color colored flower particles are flexible and flexible to manufacture, can be controlled more or less according to the using amount, do not need to be stored, reduce the loss and reduce the manufacturing cost;
8. the environment-friendly polyethylene composite material is good in environmental protection property and free of heavy metal, the polyethylene monomer is almost zero, and the polyethylene composite material can be used in public places such as railways, trains, high-speed rails, automobiles, airplanes, exhibition halls, stadiums and the like after being qualified through railway traffic detection;
9. the flame retardance is good, the PVC has certain flame retardance and is not as high as about 21 oxygen index during flame retardance, and the oxygen index reaches over 32 or even higher after the composite flame retardant is added in the formula;
10. simple equipment, small power consumption and low processing cost.
Drawings
FIG. 1 is a physical diagram of a PVC floor;
fig. 2 is a real sectional view of the PVC floor.
Detailed Description
Example 1
A preparation method of a PVC double-color colored pattern particle elastic floor comprises the following steps:
mixing raw materials: adding 1000g of PVC resin serving as a raw material, 400g of a Dop plasticizer, 30g of a composite calcium-zinc stabilizer, 30g of ethylene propylene diene monomer, 1000g of calcium carbonate, 150g of white carbon black, 70g of a composite flame retardant, 5g of stearic acid, 3g of polyethylene wax, 10g of acr processing aid and 10g of pigment into a high-speed stirring pot, and stirring at 80 ℃ for 10min;
and (3) cooling: discharging into a cooling container for natural cooling;
extruding a plate: extruding the board by a double-screw extruder, wherein the rotating speed of a screw of the extruder is 39r/min, the thickness of the floor is 3mm, and the width of the floor is 2m;
compounding a wear-resistant layer: the compounding temperature is 100 ℃, and the thickness of the wear-resistant layer is 0.1mm;
scattering bicolor colored flower particles on the wear-resistant layer: uniformly scattering the preheated bicolor colored flower particles on the wear-resistant layer (a flower scattering machine or manual scattering can be used);
high-temperature pressing and embossing: entering a three-roller calender for high-temperature calendering and embossing, wherein the speed of the calender is 0.3r/min, the temperature is 55 ℃, and the gap of the calender is required to be consistent with the thickness of a plate;
cutting off edge strips: cutting off 5cm edge strips, and recycling;
UV coating: the surface of the PVC floor is coated with the UV coating for protection, so that the scratch resistance is improved, and high-temperature radiation generated during the curing of the UV coating penetrates through the floor; the PVC floor releases the molecular internal stress at a high temperature, the effect similar to metal tempering is achieved, and the shrinkage rate of the PVC floor is reduced; the power of the UV curing lamp is 20 kilowatts, and the curing speed is 0.1 meter/min;
cooling a finished product;
cutting and rolling off;
polishing: the grinding machine is used for grinding the back surface of the PVC floor, so that the finished product can be smoothly paved; the key points are that the paper must be rolled down and then polished in time, and then the paper is tiled, cooled and placed for 10 hours after polishing and then packaged.
The bicolor colored flower particles comprise the following raw materials in parts by weight:
1000g of PVC resin, 500g of calcium carbonate, 400g of Dop plasticizer, 100g of ethylene propylene diene monomer, 100g of ACR processing aid, 5g of polyethylene wax, 5g of stearic acid, 100g of composite calcium-zinc stabilizer, 50g of composite flame retardant and 100g of bicolor pigment.
The bicolor colored flower particles are prepared by the following method:
adding the raw materials into a stirrer, and stirring at 85 deg.C for 8min;
and (3) cooling: naturally cooling in a cooling container;
tabletting: extruding the sheet at 150 ℃ by a double-roller open mill;
and (3) granulation: crushing the mixture by a crusher to produce the bicolor colored flower particles with the particle size of 0.1 mm.
Example 2
A preparation method of a PVC double-color colored pattern particle elastic floor comprises the following steps:
mixing raw materials: 1050g of raw material PVC resin, 550g of Dop plasticizer, 70g of composite calcium-zinc stabilizer, 70g of ethylene propylene diene monomer, 1500g of calcium carbonate, 200g of white carbon black, 85g of composite flame retardant, 7g of stearic acid, 5g of polyethylene wax, 15g of acr processing aid and 50g of pigment are added into a high-speed stirring pot and stirred for 8min at the temperature of 95 ℃;
and (3) cooling: discharging into a cooling container for natural cooling;
extruding a plate: extruding a plate by a double-screw extruder, wherein the rotating speed of a screw of the extruder is 39r/min, the thickness of the floor is 3mm, and the width of the floor is 2m;
compounding a wear-resistant layer: the compounding temperature is 100 ℃, and the thickness of the wear-resistant layer is 0.1mm;
scattering bicolor colored flower particles on the wear-resistant layer: uniformly scattering the preheated bicolor colored flower particles on the wear-resistant layer (a flower scattering machine or manual scattering can be used);
high-temperature pressing and embossing: entering a three-roller calender for high-temperature calendering and embossing, wherein the speed of the calender is 1.0r/min, the temperature is 125 ℃, and the gap of the calender is required to be consistent with the thickness of a plate;
cutting off edge strips: cutting off 5cm edge strips, and recycling;
UV coating: the surface of the PVC floor is coated with the UV coating in a rolling way for protection, so that the scratch resistance is improved, and high-temperature radiation generated during the curing of the UV coating penetrates through the floor; the PVC floor releases the molecular internal stress at a high temperature, the effect similar to metal tempering is achieved, and the shrinkage rate of the PVC floor is reduced; the power of the UV curing lamp is 20 kilowatts, and the curing speed is 0.4 meter/min;
cooling a finished product;
cutting and rolling off;
polishing: the grinding machine is used for grinding the back surface of the PVC floor, so that the finished product can be smoothly paved; the key points are that the steel wire is rolled down and then polished in time, and then the steel wire is tiled, cooled and placed for 15 hours after polishing and then packaged.
The bicolor colored flower particles comprise the following raw materials in parts by weight:
1100g of PVC resin, 750g of calcium carbonate, 550g of Dop plasticizer, 115g of ethylene propylene diene monomer, 150g of ACR processing aid, 10g of polyethylene wax, 10g of stearic acid, 150g of composite calcium-zinc stabilizer, 75g of composite flame retardant and 150g of pigment.
The bicolor colored flower particles are prepared by the following method:
adding the raw materials into a stirrer, and stirring at 88 deg.C for 7min;
and (3) cooling: naturally cooling in a cooling container;
tabletting: extruding the sheet at 150 ℃ by a double-roller open mill;
and (3) granulation: crushing the mixture by a crusher to obtain the double-color colored flower particles with the particle size of 0.5 mm.
Example 3
A preparation method of a PVC double-color colored pattern particle elastic floor comprises the following steps:
mixing raw materials: 1100g of PVC resin, 700g of Dop plasticizer, 100g of composite calcium-zinc stabilizer, 100g of ethylene propylene diene monomer, 1800g of calcium carbonate, 250g of white carbon black, 100g of composite flame retardant, 8g of stearic acid, 7g of polyethylene wax, 20g of acr processing aid and 100g of pigment are added into a high-speed stirring pot and stirred for 5min at the temperature of 110 ℃;
and (3) cooling: discharging into a cooling container for natural cooling;
extruding a plate: extruding the board by a double-screw extruder, wherein the rotating speed of a screw of the extruder is 39r/min, the thickness of the floor is 3mm, and the width of the floor is 2m;
compounding the wear-resistant layer: the compounding temperature is 100 ℃, and the thickness of the wear-resistant layer is 0.1mm;
scattering bicolor colored flower particles on the wear-resistant layer: uniformly scattering the preheated bicolor colored flower particles on the wear-resistant layer (a flower scattering machine or manual scattering can be used);
high-temperature pressing and embossing: entering a three-roller calender for high-temperature calendering and embossing, wherein the speed of the calender is 1.5r/min, the temperature is 55 ℃, and the gap of the calender is required to be consistent with the thickness of a plate;
cutting off edge strips: cutting off 5cm edge strips, and recycling;
UV coating: the surface of the PVC floor is coated with the UV coating for protection, so that the scratch resistance is improved, and high-temperature radiation generated during the curing of the UV coating penetrates through the floor; the PVC floor releases the molecular internal stress at a high temperature, the effect similar to metal tempering is achieved, and the shrinkage rate of the PVC floor is reduced; the power of the UV curing lamp is 20 kilowatts, and the curing speed is 0.7 m/min;
cooling a finished product;
cutting and rolling off;
polishing: the grinding machine is used for grinding the back surface of the PVC floor, so that the finished product can be smoothly paved; the key points are that the roll must be rolled down and then polished in time, and the rolled paper is laid flat, cooled and placed for 20 hours after polishing and then packaged.
The bicolor colored flower particles comprise the following raw materials in parts by weight:
1200g of PVC resin, 1000g of calcium carbonate, 700g of Dop plasticizer, 100g of ethylene propylene diene monomer, 200g of ACR processing aid, 15g of polyethylene wax, 15g of stearic acid, 200g of composite calcium-zinc stabilizer, 100g of composite flame retardant and 20 parts of pigment.
The bicolor colored flower particles are prepared by the following method:
adding the raw materials into a stirrer, and stirring at high speed at 90 deg.C for 6min;
and (3) cooling: naturally cooling in a cooling container;
tabletting: extruding the sheet by a double-roller open mill at 150 ℃;
and (3) granulation: crushing the mixture by a crusher to obtain double-color colored flower particles with the particle size of 1 mm.
The polymerization degree of the PVC resin used in the embodiment is 800-1000, the particle size of the calcium carbonate is 800-1700 meshes, and the molecular weight of the ethylene propylene diene monomer is 20000-40000.
Examples of the experiments
The PVC flooring prepared in example 2 was tested, and the test items and results are shown in the following table.
Figure BDA0003931806490000071
Figure BDA0003931806490000081
Therefore, the PVC floor prepared in the embodiment 2 has good environmental protection property and no heavy metal, the polyethylene monomer is almost zero, and the PVC floor can be used in public places such as railways, trains, high-speed rails, automobiles, airplanes, exhibition halls, stadiums and the like after being qualified through railway transportation detection; the flame retardance is good, PVC has certain flame retardance and oxygen index is about 21 when the flame retardance is not achieved, the oxygen index reaches more than 32 or even higher after the composite flame retardant is added in the formula, and the flame retardance reaches the flame-retardant level; simple equipment, small power consumption and low processing cost.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The PVC double-color colored pattern particle elastic floor is characterized by comprising a PVC floor and double-color colored pattern particles, wherein the double-color colored pattern particles comprise the following raw materials in parts by weight:
100-120 parts of PVC resin, 50-100 parts of calcium carbonate, 40-70 parts of Dop plasticizer, 10-13 parts of ethylene propylene diene monomer, 10-20 parts of acr processing aid, 0.5-1.5 parts of polyethylene wax, 0.5-1.5 parts of stearic acid, 10-20 parts of composite calcium-zinc stabilizer, 5-10 parts of composite flame retardant and 10-20 parts of pigment.
2. The PVC dual-color particle resilient flooring of claim 1, wherein said pigment is a two-color pigment formed by mixing two different color pigments.
3. The PVC double-colored particle resilient floor of claim 1, wherein the double-colored particles are prepared by the steps of:
adding the raw materials into a stirrer, and stirring at high temperature;
cooling;
tabletting;
and (4) granulating.
4. The PVC bi-color flowered particle resilient floor of claim 3, wherein the high temperature agitation is high speed agitation at 85-90 ℃ for 6-8min; the cooling is natural cooling in a cooling container, the tabletting is carried out by extruding in a double-roller open mill, and the granulation is carried out by crushing through a crusher to produce bicolor colored flower particles with the particle size of 0.1-1 mm.
5. The PVC double-color particle elastic floor board of claim 3, which is characterized by comprising the following raw materials in parts by weight: 100-110 parts of PVC resin, 40-70 parts of Dop plasticizer, 3-10 parts of composite calcium-zinc stabilizer, 3-10 parts of ethylene propylene diene monomer, 100-180 parts of calcium carbonate, 15-25 parts of white carbon black, 7-10 parts of composite flame retardant, 0.5-0.8 part of stearic acid, 0.3-0.7 part of polyethylene wax, 1-2 parts of ACR processing aid and 1-10 parts of pigment.
6. The PVC double-color elastic floor board with colored particles as recited in claim 5, wherein the degree of polymerization of the PVC resin is 800-1000, the particle size of the calcium carbonate is 800-1700 meshes, and the molecular weight of the ethylene propylene diene monomer is 20000-40000.
7. The preparation method of the PVC double-color particle elastic floor board of claim 5, which is characterized by comprising the following steps:
mixing the raw materials;
cooling;
extruding a plate;
compounding a wear-resistant layer;
scattering bicolor colored flower particles on the wear-resistant layer;
pressing and embossing at high temperature;
cutting off edge strips;
UV coating;
cooling a finished product;
cutting and rolling down;
and (6) polishing.
8. The method for preparing the PVC double-color particle elastic floor as claimed in claim 7, wherein the raw materials are mixed by adding the raw materials into a high-speed stirring pot and stirring at 80-110 ℃ for 5-10min.
9. The method for preparing the PVC dual-color particle elastic floor as claimed in claim 7, wherein the high-temperature press-embossing is carried out in a three-roll calender at a speed of 0.3-1.5r/min and a temperature of 55-195 ℃.
10. The method for preparing the PVC double-color particle elastic floor board according to claim 7, wherein the UV coating is cured by a UV curing lamp with the curing power of 20 kilowatts and the curing speed of 0.1-0.7 m/min.
CN202211392018.1A 2022-11-08 2022-11-08 PVC double-color colored pattern particle elastic floor and preparation method thereof Pending CN115610059A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116199986A (en) * 2023-03-09 2023-06-02 沧州博宏新材料科技有限公司 PVC floor multilayer composite flower particle and preparation method and application thereof
CN118327244A (en) * 2024-06-14 2024-07-12 阿姆斯壮地面材料（中国）有限公司 Rubber homogeneous permeable floor with flashing particle structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116199986A (en) * 2023-03-09 2023-06-02 沧州博宏新材料科技有限公司 PVC floor multilayer composite flower particle and preparation method and application thereof
CN118327244A (en) * 2024-06-14 2024-07-12 阿姆斯壮地面材料（中国）有限公司 Rubber homogeneous permeable floor with flashing particle structure

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