CN109296152B - Anti-static wall cloth and production process thereof - Google Patents

Anti-static wall cloth and production process thereof Download PDF

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CN109296152B
CN109296152B CN201811060920.7A CN201811060920A CN109296152B CN 109296152 B CN109296152 B CN 109296152B CN 201811060920 A CN201811060920 A CN 201811060920A CN 109296152 B CN109296152 B CN 109296152B
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CN109296152A (en
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田学峰
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Zhejiang Lulian Decorative Material Co ltd
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F13/00—Coverings or linings, e.g. for walls or ceilings
    • E04F13/002—Coverings or linings, e.g. for walls or ceilings made of webs, e.g. of fabrics, or wallpaper, used as coverings or linings
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • 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
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • 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
    • C08K3/2279—Oxides; Hydroxides of metals of antimony
    • 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
    • C08K3/38—Boron-containing compounds
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)
  • Filtering Materials (AREA)
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Abstract

The invention discloses the technical field of wall cloth, in particular to an anti-static wall cloth and a production process thereof, wherein tourmaline powder contained in the anti-static wall cloth is silicate crystal, is powder prepared by removing impurities from raw mineral of electrician, crushing and purifying, can generate electric ions for a long time and release negative ions, and the content of the negative ions can reach 8-10 ten thousand/m3The surface layer has the function of releasing negative ions, and the negative ions can purify air, eliminate dust, smoke microparticles and bacteria, prevent mold and remove peculiar smell, and are beneficial to human health; the antistatic agent has the characteristics of a surfactant, combines moisture with the surface of the surface layer of the static wall cloth under the combined action of sodium chloride and white carbon black to achieve the functions of conducting electricity and leaking static electricity in time, and keeps the resistance of the surface layer of the static wall cloth to be 10 by the antistatic agent, the sodium chloride and the white carbon black6～107Omega; the anti-static wall cloth prepared by the invention has good anti-static capability and multiple functions, and can meet the requirements of people on indoor wall decoration materials.

Description

Anti-static wall cloth and production process thereof
Technical Field
The invention relates to the technical field of wall cloth, in particular to anti-static wall cloth and a production process thereof.
Background
The wall cloth is also called wall cloth, the fabric for pasting the wall surface is a commonly used decoration material for the inner wall and the wall surface of the building, along with the continuous improvement of the requirements of people on the decoration material, the wall cloth not only has the decoration effect, but also needs to have certain functions, such as flame retardance, environmental protection and the like, the existing anti-static wall cloth has single function and can not meet the requirements of people on the decoration material for the indoor wall surface, and the anti-static wall cloth and the production process thereof are provided for the purpose.
Disclosure of Invention
The invention aims to provide an anti-static wall cloth and a production process thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-static wall cloth and a production process thereof, wherein the anti-static wall cloth comprises a bottom layer, a middle layer and a surface layer:
the bottom layer comprises the following raw materials in parts by weight: 100 parts of polyoxyethylene resin, 35 parts of dioctyl terephthalate, 30 parts of tourmaline powder, 50 parts of conductive carbon black, 3.2 parts of powdered barium zinc, 8 parts of antimony trioxide, 6 parts of methacrylate, 1 part of oxidized polyethylene wax and 20 parts of 4A molecular sieve;
the middle layer is filament cloth;
the surface layer comprises the following raw materials in parts by weight: 100 parts of polyvinyl chloride resin, 50 parts of dioctyl terephthalate, 30 parts of white carbon black, 13 parts of antistatic agent, 0.5 part of sodium chloride, 2.8 parts of liquid barium and zinc, 2 parts of methacrylate, 20 parts of 4A molecular sieve and 25 parts of titanium dioxide.
Preferably, the polyvinyl chloride resin is of SG type V.
Preferably, the production process of the anti-static wall cloth comprises the following steps:
(1) preparation of the bottom layer
A. Putting polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding dioctyl terephthalate when the temperature is raised to 60 ℃, continuing stirring, adding tourmaline powder, conductive carbon black, powder barium zinc, antimony trioxide, methacrylate and polyethylene oxide wax when the temperature is raised to 105-115 ℃, and stirring for 30-60 s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 28-35 r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear speed of the side roller is 16m/min, the linear speed of the upper roller is 24m/min, the linear speed of the middle roller is 27m/min, and the linear speed of the lower roller is 30m/min, so that a bottom layer is obtained;
(2) preparation of the facing layer
A. Putting polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding white carbon black, an antistatic agent, sodium chloride, liquid barium zinc, methacrylate and titanium dioxide when the temperature rises to 105-115 ℃, and stirring for 30-60 s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 28-35 r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear velocity of the side roller is 16m/min, the linear velocity of the upper roller is 24m/min, the linear velocity of the middle roller is 27m/min, and the linear velocity of the lower roller is 30m/min, so that a surface layer is obtained;
(3) preparation of antistatic wall cloth
And (3) attaching the surface layer and the middle layer by using an attaching machine, and then attaching the bottom layer to the other side of the middle layer to obtain the anti-static wall cloth.
The invention has the beneficial effects that:
1. the polyvinyl chloride resin is used as a main material of the anti-static wall cloth, and SG V type is selected, so that the anti-static wall cloth has uniform relative molecular weight and good processability;
2. the dioctyl terephthalate is a plasticizer, has excellent performances of environmental protection, heat resistance, cold resistance, extraction resistance and the like, and can adjust the hardness of the polyvinyl chloride resin after being added, so that the antistatic wall cloth has proper softness;
3. tourmaline powder is a silicate crystal, is prepared by removing impurities from raw mineral, pulverizing, and purifying, contains aluminum, iron, magnesium, sodium, lithium, potassium, etc., and can generate ions for a long time to release negative ions with a content of 8-10 ten thousand/m3The surface layer can have the function of releasing negative ions, and the negative ions can purify air, eliminate dust, smoke microparticles, bacteria, prevent mildew and remove peculiar smell, and are beneficial to human health;
4. the barium zinc is a stabilizer of the polyvinyl chloride resin, the bottom layer uses the powder barium zinc, the lubricity is good during processing, and the surface layer uses the liquid barium zinc, so that the surface layer has excellent oxidation resistance, ultraviolet resistance and cold resistance;
5. antimony trioxide is a flame retardant, so that the environment is protected;
6. the methacrylate is a processing aid of the polyvinyl chloride resin, has a relative molecular weight of more than 150 ten thousand, improves the strength of the polyvinyl chloride leather, reduces the plasticizing temperature of the polyvinyl chloride resin, and increases the adhesive force of the polyvinyl chloride mixed material;
7. the oxidized polyethylene wax is non-toxic, low in high-temperature volatility, excellent in dispersibility on the filler and the pigment, and excellent in internal and external lubrication and coupling effects;
8. white carbon black (silicon dioxide) with the particle size of 1.5um as a porous substance has an oil absorption value of 200-300 g/100g, and has strong hygroscopicity, good dispersibility, good scratch resistance and good wear resistance;
9. the conductive carbon black has the particle size of 9-17 microns, has very low resistivity, and can endow the bottom layer of the anti-static wall cloth with the characteristics of conductivity and static resistance;
10. the antistatic agent has the characteristics of a surfactant, and is combined with sodium chloride and white carbon black to form surface structures on the surface layer of the electrostatic wall clothThe moisture is combined to achieve the functions of conducting electricity and leaking static electricity in time, and the resistance of the surface layer of the anti-static wall cloth is kept at 10 by the three components6～107Ω；
11. The 4A molecular sieve is of a honeycomb structure, has uniform holes and pore channels, and is communicated with each other, so that the 4A molecular sieve has strong adsorption capacity, can adsorb methanol not less than 150mg/g, and can adsorb hydrogen chloride released during processing of agglomerated vinyl chloride resin and vapor released by other materials, so that the antistatic wall cloth has no peculiar smell;
12. the middle layer is made of filament cloth and used for enhancing the overall stability of the anti-static wall cloth.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood 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.
Example 1:
(1) preparation of the bottom layer
A. Adding 100 parts of polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding 35 parts of dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding 30 parts of tourmaline powder, 50 parts of conductive carbon black, 3.2 parts of powdery barium zinc, 8 parts of antimony trioxide, 6 parts of methacrylate and 1 part of oxidized polyethylene wax when the temperature rises to 105 ℃, and stirring for 30s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and 20 parts of the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 28r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear speed of the side roller is 16m/min, the linear speed of the upper roller is 24m/min, the linear speed of the middle roller is 27m/min, and the linear speed of the lower roller is 30m/min, so that a bottom layer is obtained;
(2) preparation of the facing layer
A. Adding 100 parts of polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding 50 parts of dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding 30 parts of white carbon black, 13 parts of antistatic agent, 0.5 part of sodium chloride, 2.8 parts of liquid barium zinc, 2 parts of methacrylate and 25 parts of titanium dioxide when the temperature rises to 105 ℃, and stirring for 30s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and 20 parts of the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 28r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear velocity of the side roller is 16m/min, the linear velocity of the upper roller is 24m/min, the linear velocity of the middle roller is 27m/min, and the linear velocity of the lower roller is 30m/min, so that a surface layer is obtained;
(3) preparation of antistatic wall cloth
And (3) attaching the surface layer and the middle layer by using an attaching machine, and then attaching the bottom layer to the other side of the middle layer to obtain the anti-static wall cloth.
Example 2:
(1) preparation of the bottom layer
A. Adding 100 parts of polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding 35 parts of dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding 30 parts of tourmaline powder, 50 parts of conductive carbon black, 3.2 parts of powdery barium zinc, 8 parts of antimony trioxide, 6 parts of methacrylate and 1 part of oxidized polyethylene wax when the temperature rises to 110 ℃, and stirring for 45s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and 20 parts of the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 32r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear speed of the side roller is 16m/min, the linear speed of the upper roller is 24m/min, the linear speed of the middle roller is 27m/min, and the linear speed of the lower roller is 30m/min, so that a bottom layer is obtained;
(2) preparation of the facing layer
A. Adding 100 parts of polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding 50 parts of dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding 30 parts of white carbon black, 13 parts of antistatic agent, 0.5 part of sodium chloride, 2.8 parts of liquid barium zinc, 2 parts of methacrylate and 25 parts of titanium dioxide when the temperature rises to 110 ℃, and stirring for 45s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and 20 parts of the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 32r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear velocity of the side roller is 16m/min, the linear velocity of the upper roller is 24m/min, the linear velocity of the middle roller is 27m/min, and the linear velocity of the lower roller is 30m/min, so that a surface layer is obtained;
(3) preparation of antistatic wall cloth
And (3) attaching the surface layer and the middle layer by using an attaching machine, and then attaching the bottom layer to the other side of the middle layer to obtain the anti-static wall cloth.
Example 3:
(1) preparation of the bottom layer
A. Adding 100 parts of polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding 35 parts of dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding 30 parts of tourmaline powder, 50 parts of conductive carbon black, 3.2 parts of powdered barium zinc, 8 parts of antimony trioxide, 6 parts of methacrylate and 1 part of oxidized polyethylene wax when the temperature rises to 115 ℃, and stirring for 60s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and 20 parts of the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 35r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear speed of the side roller is 16m/min, the linear speed of the upper roller is 24m/min, the linear speed of the middle roller is 27m/min, and the linear speed of the lower roller is 30m/min, so that a bottom layer is obtained;
(2) preparation of the facing layer
A. Adding 100 parts of polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding 50 parts of dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding 30 parts of white carbon black, 13 parts of antistatic agent, 0.5 part of sodium chloride, 2.8 parts of liquid barium zinc, 2 parts of methacrylate and 25 parts of titanium dioxide when the temperature rises to 115 ℃, and stirring for 60s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and 20 parts of the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 35r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear velocity of the side roller is 16m/min, the linear velocity of the upper roller is 24m/min, the linear velocity of the middle roller is 27m/min, and the linear velocity of the lower roller is 30m/min, so that a surface layer is obtained;
(3) preparation of antistatic wall cloth
And (3) attaching the surface layer and the middle layer by using an attaching machine, and then attaching the bottom layer to the other side of the middle layer to obtain the anti-static wall cloth.
The physical properties of the antistatic wall cloth prepared in the examples 1 to 3 were measured, and the results were as follows:
Figure GDA0002482840940000091
according to test results, the anti-static wall cloth prepared by the invention has good anti-static capability and multiple functions, and can meet the requirements of people on indoor wall decoration materials.
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 (2)

1. The utility model provides an anti-static wall paper, anti-static wall paper includes bottom, middle level and surface course, its characterized in that:
the bottom layer comprises the following raw materials in parts by weight: 100 parts of polyvinyl chloride resin, 35 parts of dioctyl terephthalate, 30 parts of tourmaline powder, 50 parts of conductive carbon black, 3.2 parts of powder barium zinc, 8 parts of antimony trioxide, 6 parts of methacrylate, 1 part of oxidized polyethylene wax and 20 parts of 4A molecular sieve;
the middle layer is filament cloth;
the surface layer comprises the following raw materials in parts by weight: 100 parts of polyvinyl chloride resin, 50 parts of dioctyl terephthalate, 30 parts of white carbon black, 13 parts of antistatic agent, 0.5 part of sodium chloride, 2.8 parts of liquid barium and zinc, 2 parts of methacrylate, 20 parts of 4A molecular sieve and 25 parts of titanium dioxide;
the production process comprises the following steps:
(1) preparation of the bottom layer
A. Putting polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding dioctyl terephthalate when the temperature is raised to 60 ℃, continuing stirring, adding tourmaline powder, conductive carbon black, powder barium zinc, antimony trioxide, methacrylate and polyethylene oxide wax when the temperature is raised to 105-115 ℃, and stirring for 30-60 s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 28-35 r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear speed of the side roller is 16m/min, the linear speed of the upper roller is 24m/min, the linear speed of the middle roller is 27m/min, and the linear speed of the lower roller is 30m/min, so that a bottom layer is obtained;
(2) preparation of the facing layer
A. Putting polyvinyl chloride resin into a high-speed stirrer for stirring, gradually heating, adding dioctyl terephthalate when the temperature rises to 60 ℃, continuing stirring, adding white carbon black, an antistatic agent, sodium chloride, liquid barium zinc, methacrylate and titanium dioxide when the temperature rises to 105-115 ℃, and stirring for 30-60 s to obtain a mixed material;
B. b, putting the mixed material prepared in the step A and the 4A molecular sieve into an internal mixer, and carrying out internal mixing for 6min to obtain a blocky mixed material;
C. b, further mixing and plasticizing the block-shaped mixed material prepared in the step B by using a two-roll open mill, wherein the temperature of the two-roll open mill is 155 ℃, and the roll distance is 0.4cm, so as to obtain a plasticized block-shaped mixed material;
D. c, filtering the plasticized blocky mixed material prepared in the step C by using a filter, wherein filter screens in the filter are combined by filter screens with the specifications of 20 meshes, 40 meshes and 100 meshes respectively to remove impurity particles, the temperature of a filter body is 140 ℃, the temperature of a filter head is 130 ℃, and the rotating speed of the filter is controlled at 28-35 r/min to obtain a purified blocky mixed material;
E. d, rolling the purified blocky mixture prepared in the step D by using an L-shaped 2030 four-roller rolling machine, wherein the temperature of a side roller is 190 ℃, the temperature of an upper roller is 180 ℃, the temperature of a middle roller is 175 ℃, and the temperature of a lower roller is 170 ℃; the linear velocity of the side roller is 16m/min, the linear velocity of the upper roller is 24m/min, the linear velocity of the middle roller is 27m/min, and the linear velocity of the lower roller is 30m/min, so that a surface layer is obtained;
(3) preparation of antistatic wall cloth
And (3) attaching the surface layer and the middle layer by using an attaching machine, and then attaching the bottom layer to the other side of the middle layer to obtain the anti-static wall cloth.
2. The antistatic wall cloth of claim 1, wherein: the polyvinyl chloride resin is SG V type.
CN201811060920.7A 2018-09-12 2018-09-12 Anti-static wall cloth and production process thereof Active CN109296152B (en)

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CN111333977B (en) * 2020-04-15 2022-02-15 浙江路联装饰材料有限公司 Calendering conductive decorative material and production process thereof
CN112726217A (en) * 2020-12-23 2021-04-30 浙江路联装饰材料有限公司 Production process of retaining wall soft packaging material
CN113580615B (en) * 2021-08-03 2022-02-08 绍兴寿春针纺织有限公司 Anti-static wall cloth production process

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JP2001288376A (en) * 2000-04-03 2001-10-16 Aono Sangyo Kk Composition for wall material
CN203451943U (en) * 2013-08-21 2014-02-26 浙江维涅斯装饰材料有限公司 Antistatic wallpaper
CN105421087A (en) * 2015-11-25 2016-03-23 安徽索亚装饰材料有限公司 Anti-static health-care wallpaper containing modified acrylic resin emulsion coating
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Address after: 313300 Tangpu, Anji Economic Development Zone, Huzhou City, Zhejiang Province

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Denomination of invention: An anti-static wall fabric and its production process

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