CN111791558A - PVC coiled material with static electricity conducting function - Google Patents

PVC coiled material with static electricity conducting function Download PDF

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Publication number
CN111791558A
CN111791558A CN202010576494.3A CN202010576494A CN111791558A CN 111791558 A CN111791558 A CN 111791558A CN 202010576494 A CN202010576494 A CN 202010576494A CN 111791558 A CN111791558 A CN 111791558A
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China
Prior art keywords
particles
pvc
coiled material
static electricity
conducting function
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Pending
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CN202010576494.3A
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Chinese (zh)
Inventor
张文军
李文宝
白锐
倪刚
陈文馨
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Armstrong Floor Materials China Co Ltd
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Armstrong Floor Materials China Co Ltd
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Priority to CN202010576494.3A priority Critical patent/CN111791558A/en
Publication of CN111791558A publication Critical patent/CN111791558A/en
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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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/22—Layered products comprising a layer of synthetic resin characterised by the use of special additives using plasticisers
    • 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/30—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being formed of particles, e.g. chips, granules, powder
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—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
    • 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
    • C08L27/04—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 containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/16—Flooring, e.g. parquet on flexible web, laid as flexible webs; Webs specially adapted for use as flooring; Parquet on flexible web
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/02—2 layers
    • 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
    • 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
    • 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
    • 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
    • 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
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/12—Mixture of at least two particles made of different materials
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/21—Anti-static
    • 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
    • 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
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/744—Non-slip, anti-slip
    • 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
    • B32B2419/00—Buildings or parts thereof
    • B32B2419/04—Tiles for floors or walls
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2427/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2427/06—Homopolymers or copolymers of vinyl chloride
    • 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
    • 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
    • C08K2201/001—Conductive additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2290/00—Specially adapted covering, lining or flooring elements not otherwise provided for
    • E04F2290/04—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire
    • E04F2290/048—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against static electricity

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)

Abstract

The invention discloses a PVC coiled material floor with a static electricity conducting function, which comprises two layers of particles, wherein the lower layer of particles is composed of the conductive master batch, the upper layer of particles is composed of PVC particles containing a certain amount of conductive master batch, the particles are preheated in an oven after being paved on base cloth, and the base cloth is calendered by a double-roller calender, so that the PVC coiled material floor with the static electricity conducting function can be obtained. The floor provided by the invention has basic functions of skid resistance, ironing resistance, decoration and the like, also has an antistatic function, and is suitable for decoration in special occasions such as hospitals, electronic workshops, power plants, electronic factories and the like.

Description

PVC coiled material with static electricity conducting function
Technical Field
The invention belongs to the technical field of high polymer materials, and particularly relates to a PVC (polyvinyl chloride) coiled material with a static electricity conducting function.
Background
The plastic is a material which takes natural or synthetic resin as a main component, is added with various additives, is processed into a certain shape at a certain temperature and pressure, and keeps the shape unchanged at room temperature. The plastic has the advantages of excellent electrical insulation, good thermal conductivity, chemical stability and the like, is widely applied to various fields in daily life, and has higher and higher requirements on the performance of plastic materials along with the rising application of the plastic.
Along with the development of economy, electronic equipment is continuously large-sized and precise, static electricity can cause instant failure of the electronic components and devices in occasions such as electronic component and device production workshops and computer rooms, and a large amount of loss is caused. The PVC coiled material is widely used in the fields as a common paving material, but the PVC coiled material has good insulation property and is difficult to meet the requirements. The invention provides a PVC coiled material floor with a static electricity conducting function by combining the knowledge of the inventor, which not only has the advantages of common coiled materials, but also has the advantage of electric conduction.
Disclosure of Invention
The invention aims to provide a PVC coiled material with a static electricity conducting function, which has the functions of wear resistance and static electricity conducting.
In order to solve the problem, the technical scheme adopted by the invention is as follows:
the PVC coiled material with the static conducting function is characterized in that upper-layer particles consist of 96-98 wt% of the following colored PVC floor particles and 2-4 wt% of conductive master batches:
the colored PVC flooring particles are composed as follows:
Figure BDA0002551223280000011
the colored PVC floor particles are plasticated by a double-screw extruder, sheeted by a calender and crushed to obtain the colored PVC floor particles.
The PVC coiled material with the antistatic function is divided into two layers, wherein the upper layer is formed by adding 2-4% of the antistatic functional master batch into the colored PVC floor particles; the lower layer is composed of the master batch with the static electricity conducting function, during production, the master batch with the static electricity conducting function is firstly paved on the lower layer, and then a surface layer is paved on the master batch, wherein the surface layer is composed of the colored PVC floor particles added with 2% -4% of the master batch with the static electricity conducting function.
In one embodiment of the invention, in the PVC coil with a static electricity conducting function, the polyvinyl chloride resin is a polyvinyl chloride resin with a polymerization degree of 800-1300.
In another embodiment of the present invention, the plasticizer is any one of dioctyl terephthalate and dioctyl phthalate.
In another embodiment of the present invention, the calcium carbonate is calcium carbonate with a particle size of 250-2500 meshes.
In a further embodiment of the invention, the stabilizer is an environment-friendly calcium zinc stabilizer.
In still another embodiment of the present invention, the lubricant is any one or a mixture of more than one of stearic acid, polyethylene wax, stearic acid amide and bis-stearic acid amide.
In still another embodiment of the present invention, the antistatic PVC roll of the present invention is composed of an upper layer and a lower layer, wherein the thickness of the upper layer and the lower layer is half of the total roll thickness.
The invention has the following beneficial effects: the composite plastic sheet/coiled material has basic functions of skid resistance, ironing resistance, decoration and the like, and also has a static electricity conducting function. The decoration material is suitable for decoration in special fields such as electronic workshops, power plants and hospitals.
Detailed Description
Example 1
The implementation of the conductive functional master batch is as follows: accurately weighing 80.2 parts of polyvinyl chloride resin, 19.8 parts of dioctyl terephthalate, 0.8 part of stearic acid, 0.68 part of calcium-zinc stabilizer and 38 parts of conductive carbon black; adding the raw materials into an internal mixer for internal mixing, controlling the internal mixing temperature at 100-180 ℃, transferring to a single-screw extrusion granulator, and carrying out water ring granulation to obtain the master batch with the conductive function. The conductive masterbatch is packaged for use and is marked as C1.
The implementation of the conductive functional master batch is as follows: accurately weighing 89.6 parts of polyvinyl chloride resin, 15.2 parts of dioctyl terephthalate, 0.9 part of stearic acid, 0.75 part of calcium-zinc stabilizer and 28.1 parts of conductive carbon black; adding the raw materials into an internal mixer for internal mixing, controlling the internal mixing temperature at 100-180 ℃, transferring to a single-screw extrusion granulator, and carrying out water ring granulation to obtain the master batch with the conductive function. The conductive masterbatch is packaged for use and is marked as C2.
The implementation of the conductive functional master batch is as follows: accurately weighing 85.0 parts of polyvinyl chloride resin, 17.5 parts of dioctyl phthalate, 1.0 part of stearic acid, 0.78 part of calcium-zinc stabilizer and 35 parts of conductive carbon black; adding the raw materials into an internal mixer for internal mixing, controlling the internal mixing temperature at 100-180 ℃, transferring to a single-screw extrusion granulator, and carrying out water ring granulation to obtain the master batch with the conductive function. The conductive masterbatch is packaged for use and is marked as C3.
Example 2
A PVC coiled material with a static conducting function is prepared according to the following process: firstly, preparing PVC particles on the upper layer according to the following process: 27.1 parts of polyvinyl chloride resin, 10.2 parts of dioctyl terephthalate, 45 parts of 800-mesh calcium carbonate, 0.6 part of calcium-zinc stabilizer and 0.2 part of stearic acid are weighed, the accurately weighed raw materials are added into a high-speed mixer to be uniformly mixed, then the mixture is transferred into a double-screw extruder to be plasticated, the plasticating temperature is 140-180 ℃, and then the mixture is rolled by double rollers and then crushed into 3-6 mm crushed particles which are marked as component B1. The 96% B1 particles and 4% C1 particles were then mixed together in a blender to form a top layer of particles, which was designated 96% B1+ 4% C1.
A PVC coiled material with a static conductive function is prepared according to the following process: a layer of C1 particles was laid on a supporting substrate, and then a layer of 96% B1+ 4% C1 particles was laid on the supporting substrate. And then, transferring the whole base fabric into an oven, controlling the temperature of the oven at 190-220 ℃, and then calendering by a calender to obtain the PVC coiled material with the static electricity conducting function.
Example 3
A PVC coiled material with a static conducting function is prepared according to the following process: firstly, preparing PVC particles on the upper layer according to the following process: 57.6 parts of polyvinyl chloride resin, 17.8 parts of dioctyl terephthalate, 30.2 parts of 800-mesh calcium carbonate, 1.8 parts of calcium-zinc stabilizer and 0.5 part of polyethylene wax are weighed, the accurately weighed raw materials are added into a high-speed mixer to be uniformly mixed, then the mixture is transferred into a double-screw extruder to be plasticated, the plasticating temperature is 140-180 ℃, and then the mixture is rolled by double rollers and then is crushed into 3-6 mm crushed particles, which are marked as component B2. 97% B2 particles and 3% C2 particles were then mixed together in a blender to form an upper layer of particles, which was designated 97% B2+ 3% C2.
A PVC coiled material with a static conductive function is prepared according to the following process: a layer of C2 particles was laid on a supporting substrate, and then a layer of 97% B2+ 3% C2 particles was laid on the supporting substrate. And then, transferring the whole base fabric into an oven, controlling the temperature of the oven at 190-220 ℃, and then calendering by a calender to obtain the PVC coiled material with the static electricity conducting function.
Example 4
A PVC coiled material with a static conducting function is prepared according to the following process: firstly, preparing PVC particles on the upper layer according to the following process: accurately weighing 38.0 parts of polyvinyl chloride resin, 15.2 parts of dioctyl phthalate, 79.6 parts of 1250-mesh calcium carbonate, 1.0 part of calcium-zinc stabilizer, 1.0 part of stearic acid and 0.4 part of polyethylene wax, adding the accurately weighed raw materials into a high-speed mixer, uniformly mixing, then transferring the mixture into a double-screw extruder for plastication at the plastication temperature of 140-180 ℃, and then crushing the mixture into 3-6 mm crushed particles after double-roller rolling, wherein the crushed particles are marked as component B3. The 98% B3 particles and 2% C3 particles were then mixed together in a blender to form a top layer of particles, which was designated 98% B2+ 2% C2.
A PVC coiled material with a static conductive function is prepared according to the following process: a layer of C3 particles was laid on a supporting substrate, and then a layer of 98% B3+ 2% C3 particles was laid on the supporting substrate. And then, transferring the whole base fabric into an oven, controlling the temperature of the oven at 190-220 ℃, and then calendering by a calender to obtain the PVC coiled material with the static electricity conducting function.
Example 5
A PVC coiled material with a static conducting function is prepared according to the following process: firstly, preparing PVC particles on the upper layer according to the following process: preparing and weighing 46.0 parts of polyvinyl chloride resin, 16.3 parts of dioctyl terephthalate, 58.0 parts of 2500-mesh calcium carbonate, 1.6 parts of calcium-zinc stabilizer, 0.8 part of stearic acid, 0.2 part of polyethylene wax and 0.1 part of stearic acid amide, adding the accurately weighed raw materials into a high-speed mixer, uniformly mixing, transferring to a double-screw extruder for plastication at the plastication temperature of 140-180 ℃, rolling by double rollers, and crushing into 3-6 mm crushed particles, wherein the component is marked as B4. The 98% B4 particles and 2% C3 particles were then mixed together in a slow mixer to form a top layer of particles, which was designated 98% B4+ 2% C3.
A PVC coiled material with a static conductive function is prepared according to the following process: firstly, a layer of any one of C1, C2 or C3 particles is paved on a supporting base fabric, then a layer of 98% of B4+ 2% of C3 particles is paved on the supporting base fabric, then the whole base fabric is transferred into an oven, the temperature of the oven is controlled to be 190-220 ℃, and then the whole base fabric is calendered by a calender to obtain the PVC coiled material with the static electricity conducting function.
The PVC coiled material with the static conducting function has the following technical effects:
Figure BDA0002551223280000051
the PVC coiled material with the static conducting function has the functions of antifouling, antiskid and decoration, and also has the conducting function. Can be used in special occasions such as hospitals, electronic factories, power plants and the like. The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the invention, and not to limit the scope of the invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.

Claims (2)

1. A PVC coiled material with static conductive function is composed of an upper layer of particles and a lower layer of particles: the lower layer particles are composed of conductive functional master batches, the upper layer particles are composed of 96-98% by weight of colored PVC floor particles and 2-4% of conductive functional master batches,
wherein, the colored PVC floor particles comprise the following components:
Figure FDA0002551223270000011
the PVC floor particles are extruded by a double screw, rolled into thin sheets by a calender and crushed to obtain the colored PVC floor particles.
2. The PVC coil material with the static electricity conducting function as claimed in claim 1, wherein the PVC resin is a polyvinyl chloride resin with a polymerization degree of 800-1300, the plasticizer is dioctyl terephthalate, the lubricant is stearic acid, and the stabilizer is an environment-friendly calcium-zinc stabilizer.
CN202010576494.3A 2020-06-22 2020-06-22 PVC coiled material with static electricity conducting function Pending CN111791558A (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102873809A (en) * 2012-09-29 2013-01-16 江苏华静地板科技有限公司 Preparation process of anti-static polyvinyl chloride (PVC) homogeneous through-core coiled material floor board
CN107603052A (en) * 2016-07-11 2018-01-19 浙江金华天开电子材料有限公司 A kind of formula and preparation method of the antistatic double-decker coiled materials of PVC

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102873809A (en) * 2012-09-29 2013-01-16 江苏华静地板科技有限公司 Preparation process of anti-static polyvinyl chloride (PVC) homogeneous through-core coiled material floor board
CN107603052A (en) * 2016-07-11 2018-01-19 浙江金华天开电子材料有限公司 A kind of formula and preparation method of the antistatic double-decker coiled materials of PVC

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Application publication date: 20201020