CN113439984A - Heating wear-resistant carpet and preparation method thereof - Google Patents
Heating wear-resistant carpet and preparation method thereof Download PDFInfo
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- CN113439984A CN113439984A CN202111018902.4A CN202111018902A CN113439984A CN 113439984 A CN113439984 A CN 113439984A CN 202111018902 A CN202111018902 A CN 202111018902A CN 113439984 A CN113439984 A CN 113439984A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G27/00—Floor fabrics; Fastenings therefor
- A47G27/02—Carpets; Stair runners; Bedside rugs; Foot mats
- A47G27/0243—Features of decorative rugs or carpets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/08—Oxygen-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
- D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
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- Laminated Bodies (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The invention discloses a heating wear-resistant carpet and a preparation method thereof, and relates to the technical field of carpet production. When the heating wear-resistant carpet is prepared, the carpet is formed by laminating a film and a textile fabric, wherein the film is nitrile butadiene rubber, and the textile fabric is formed by spinning modified acetate fibers; the rubber sheet prepared by blending the modified zinc oxide with the nitrile rubber not only can eliminate stress concentration and enhance the wear resistance of the nitrile rubber, but also can vulcanize the rubber, increase the crosslinking density and further enhance the wear resistance of the nitrile rubber; when the modified cellulose acetate is prepared, the graphene oxide is grafted to the cellulose acetate, and then amination is carried out to prevent the carpet from easily absorbing water molecules in the air, so that the heating of the carpet is hindered; when the adhesive sheet is pressed, the amino on the surface of the textile fabric reacts with lauric acid in the adhesive sheet, so that the adhesive sheet is tightly connected with the textile fabric; the heating wear-resistant carpet prepared by the invention has good wear resistance and can more quickly sense temperature change during heating.
Description
Technical Field
The invention relates to the technical field of carpet production, in particular to a heating wear-resistant carpet and a preparation method thereof.
Background
Carpets are generally ground coverings made of natural or synthetic fibers such as cotton, hemp, silk, wool, and the like, which are woven, tufted, or knitted by hand or mechanical processes. It is one of the traditional arts with a long history worldwide.
Along with the development of human beings, carpets made of common cotton and hemp can only meet the general requirements of people in life, but are often poor in wear resistance, can only achieve heat insulation performance, and can also be reduced if the carpets are used for a long time. Therefore, the carpet capable of generating heat and resisting wear is very promising in development. The invention provides a heating wear-resistant carpet which solves the problems.
Disclosure of Invention
The invention aims to provide a heating wear-resistant carpet and a preparation method thereof, and aims to solve the problems in the background technology.
The heating wear-resistant carpet is characterized by mainly comprising the following raw material components in parts by weight: 10-20 parts of a film and 10-20 parts of a textile fabric;
the film is prepared by blending modified zinc oxide with nitrile rubber;
the textile fabric is formed by weaving modified acetate fibers.
Preferably, the modified zinc oxide is prepared by attaching lauric acid on the surface of zinc oxide.
Preferably, the modified cellulose acetate is prepared by grafting graphene oxide onto cellulose acetate and then aminating the graphene oxide.
Preferably, the preparation method of the heating wear-resistant carpet comprises the following steps: preparing modified zinc oxide, preparing a film, preparing modified acetate fibers, preparing textile fabric, and preparing a heating wear-resistant carpet.
Preferably, the preparation method of the heating wear-resistant carpet comprises the following specific steps:
(1) adding tetrapod-like nano zinc oxide into an absolute ethyl alcohol solution 4 times the mass of the tetrapod-like nano zinc oxide, adding lauric acid 0.02 time the mass of the tetrapod-like nano zinc oxide, stirring at room temperature at 400-800 rpm for 12 hours, centrifuging to obtain a lower layer of muddy matter, adding absolute ethyl alcohol into the muddy matter again to wash and centrifuge again, washing repeatedly and centrifuging for 3 times, drying the centrifuged product in an oven at 80 ℃ for 1-2 hours, grinding and sieving with a 100-mesh sieve to obtain modified zinc oxide;
(2) mixing nitrile rubber and modified zinc oxide according to a mass ratio of 200: 1 to 240: 1, putting the mixture into an internal mixer, mixing for 5-7 min, adding a plasticizer with the mass of 0.005 time of that of the nitrile rubber, continuously mixing, and discharging when the temperature of the internal mixer reaches 70-80 ℃ to obtain nitrile rubber blanks; placing a nitrile rubber blank at room temperature for standing for 24-48 h, putting the nitrile rubber blank into an open mill, turning an accelerator with the mass of 0.005 time of that of the nitrile rubber for 15-25 min, discharging, placing the nitrile rubber blank at room temperature for standing for 20-30 h, placing the nitrile rubber blank on a flat vulcanizing machine, wherein the vulcanizing temperature is 150 ℃, the vulcanizing time is 5-8 min, discharging and standing for 24h to prepare a rubber sheet;
(3) dispersing acetate fiber sheets in an acetic acid solution with mass fraction of 20-40% and mass of 1.2-1.6 times that of the acetate fiber sheets, adding graphene oxide with mass fraction of 0.1-0.12 time that of the acetate fiber sheets, transferring a reaction system into a constant-temperature magnetic stirrer, adjusting the temperature to be 30-50 ℃, adjusting the rotating speed to be 800-1000 rpm, and stirring for 5-6 hours to prepare an acetate fiber spinning solution; transferring the acetate fiber spinning solution to an injector, and carrying out electrostatic spinning to obtain acetate fibers on an aluminum foil;
(4) soaking the cellulose acetate in 5-10 times of amine azide solution by mass of the cellulose acetate, heating to 100-120 ℃, reacting until no gas escapes, taking out, washing for 3-5 times by using deionized water, and drying to constant weight to obtain modified cellulose acetate;
(5) the modified acetate fiber is subjected to double twisting, spinning and weaving to obtain the modified acetate fiber with the gram weight of 120g/m2The textile fabric of (1);
(6) placing the film above the textile fabric, aligning and correspondingly cutting off the redundant film or textile fabric to obtain a heating wear-resistant carpet blank, placing the heating wear-resistant carpet blank in absolute ethyl alcohol with the mass 5-10 times of that of the heating wear-resistant carpet blank, fishing out after 20-30 min, drying in an oven at 80 ℃ to constant weight, and then carrying out hot pressing to obtain the heating wear-resistant carpet.
Preferably, in the step (1): the preparation method of the four-needle-shaped nano zinc oxide comprises the following steps: putting zinc powder into a quartz tube under the nitrogen atmosphere, sealing and vacuumizing to 5Pa, transferring the quartz tube into a resistance type horizontal tube furnace with the temperature of 700 ℃, heating at the speed of 40 ℃/min, introducing 1.5mL/min nitrogen and 0.2mL/min oxygen at the same time, stopping introducing the nitrogen and keeping the temperature for 30min after heating to 900 ℃, and cooling to room temperature to obtain the tetrapod-like nano zinc oxide on the inner wall of the quartz tube.
Preferably, in the step (2): the plasticizer is one or mixture of vegetable oil and animal oil; the accelerator is one or a mixture of more of accelerator M, accelerator DM and accelerator DTDM.
Preferably, in the step (3): during electrostatic spinning, the distance between an injector and an aluminum foil is 15-20 cm, the relative humidity is 5-10%, the temperature is 40-60 ℃, and the voltage of two electrodes is 15-35 kV.
Preferably, in the step (4): the preparation method of the amine azide solution comprises the following steps: mixing ammonium azide and dimethylformamide according to a mass ratio of 1: 8, mixing and adding the mixture into deionized water with the mass 30 times that of the ammonium azide and stirring the mixture evenly to obtain the ammonium azide.
Preferably, in the step (6): the hot pressing temperature is 180-190 ℃, and the time is 15-30 min.
Compared with the prior art, the invention has the following beneficial effects:
when the heating wear-resistant carpet is prepared, the carpet is formed by laminating a rubber sheet and a textile fabric, wherein the rubber sheet is nitrile rubber; the textile fabric is formed by weaving modified acetate fibers;
preparing a film by blending modified zinc oxide with nitrile rubber; lauric acid is attached to the surface of the tetrapod-like nano zinc oxide to prepare modified zinc oxide, hydrophilic tetrapod-like nano zinc oxide is changed into hydrophobic zinc oxide, and the modified zinc oxide is added into the nitrile rubber and can be well dispersed in a rubber system, tetrapod-like nano zinc oxide whiskers are distributed in a three-dimensional manner in the system and can well prevent the generation and development of rubber cracks; meanwhile, the lauric acid on the surface of the zinc oxide can also vulcanize the nitrile rubber, and the linear polymer is converted into a three-dimensional reticular polymer, so that the crosslinking density is increased, and the wear resistance of the nitrile rubber is further enhanced;
when the modified cellulose acetate is prepared, firstly, graphene oxide is grafted to the cellulose acetate, and then the graphene oxide is aminated; when the graphene oxide is grafted to the acetate fibers, oxygen-containing groups and hydrophilic groups on the surface of the graphene oxide can react with carboxyl groups on the acetate fibers, so that the graphene oxide is uniformly dispersed and grafted on the surface of the acetate fibers, the hydrophilic groups on the surface of the modified acetate fibers are reduced, the water absorption of the textile fabric is reduced, and the phenomenon that when the carpet is used, the graphene oxide easily absorbs water molecules in the air when heated in a far infrared thermal radiation mode, absorbs heat and blocks the heating of the carpet is avoided; reacting cellulose acetate with graphene oxide with ammonium azide, wherein epoxy groups in the graphene oxide can react with the ammonium azide, so that the graphene oxide has azide groups, ammonium ions are dissociated in the solution, the ammonium ions are gradually decomposed into ammonia gas and hydrogen ions, and the hydrogen ions reduce the azide groups into amino groups, so that the surface of the textile fabric has the amino groups; when laminating with the film, the amino on textile fabric surface can react with lauric acid in the film, makes film and textile fabric zonulae occludens, and textile fabric far infrared thermal radiation, and modified graphene is connected closely with modified zinc oxide, has accelerated heat-conduction, can experience temperature variation more fast.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to more clearly illustrate the method of the present invention, the following examples are given, and the following examples are given to illustrate the method of testing the heat-generating abrasion-resistant carpet according to the following criteria:
wear resistance: the heat-generating abrasion resistant carpets prepared in examples and comparative examples were cut to the same size, and the abrasion resistance of the heat-generating abrasion resistant carpets obtained in examples and the abrasion resistance of the products of comparative examples were tested using a GX-5028-DIN abrasion tester.
Heat generating capacity: the heat-generating abrasion-resistant carpets prepared in examples and comparative examples were cut to the same size, and in the same environment, persons having the same weight were selected to stand with bare feet thereon, and the temperature changes of the soles before and after 1 hour were measured, respectively.
Example 1
A heating wear-resistant carpet mainly comprises the following components in parts by weight:
10 parts of rubber sheets and 10 parts of textile fabrics.
A preparation method of a heating wear-resistant carpet comprises the following steps:
(1) adding tetrapod-like nano zinc oxide into an absolute ethyl alcohol solution 4 times the mass of the tetrapod-like nano zinc oxide, adding lauric acid 0.02 time the mass of the tetrapod-like nano zinc oxide, stirring at 400rpm for 12 hours at room temperature, centrifuging to obtain a lower layer of muddy matter, adding absolute ethyl alcohol into the muddy matter again, washing and centrifuging again, repeatedly washing and centrifuging for 3 times, drying the centrifuged product in an oven at 80 ℃ for 1 hour, grinding and sieving with a 100-mesh sieve to obtain modified zinc oxide;
(2) mixing nitrile rubber and modified zinc oxide according to a mass ratio of 200: 1, putting the mixture into an internal mixer, mixing for 5min, adding a plasticizer with the mass of 0.005 time of that of the nitrile rubber, continuously mixing, and discharging when the temperature of the internal mixer reaches 70 ℃ to obtain nitrile rubber blanks; placing a nitrile rubber blank at room temperature for standing for 24 hours, putting the nitrile rubber blank into an open mill, turning over an accelerator with the mass of 0.005 time of that of the nitrile rubber for 15min, discharging, placing the nitrile rubber blank at room temperature for standing for 20 hours, placing the nitrile rubber blank on a flat vulcanizing machine, wherein the vulcanizing temperature is 150 ℃, the vulcanizing time is 5min, discharging and standing for 24 hours to prepare a rubber sheet;
(3) dispersing acetate fiber sheets in an acetic acid solution with mass fraction of 20% and mass of 1.2 times of the mass of the acetate fiber sheets, adding graphene oxide with mass of 0.1 time of the mass of the acetate fiber sheets, transferring a reaction system into a constant-temperature magnetic stirrer, adjusting the temperature to be 30 ℃, adjusting the rotating speed to be 800rpm, and stirring for 5 hours to prepare an acetate fiber spinning solution; transferring the acetate fiber spinning solution to an injector, and carrying out electrostatic spinning to obtain acetate fibers on an aluminum foil;
(4) soaking the cellulose acetate in 5 times of amine azide solution by mass of the cellulose acetate, heating to 100 ℃, reacting until no gas escapes, taking out, washing for 3 times by deionized water, and drying to constant weight to obtain modified cellulose acetate;
(5) the modified acetate fiber is subjected to double twisting, spinning and weaving to obtain the modified acetate fiber with the gram weight of 120g/m2The textile fabric of (1);
(6) placing the film above the textile fabric, aligning and correspondingly cutting the redundant film or textile fabric to obtain a heating wear-resistant carpet blank, placing the heating wear-resistant carpet blank in absolute ethyl alcohol with the mass 5 times of that of the heating wear-resistant carpet blank, fishing out after 20min, drying in an oven at 80 ℃ to constant weight, and then carrying out hot pressing to obtain the heating wear-resistant carpet.
Preferably, in the step (1): the preparation method of the four-needle-shaped nano zinc oxide comprises the following steps: putting zinc powder into a quartz tube under the nitrogen atmosphere, sealing and vacuumizing to 5Pa, transferring the quartz tube into a resistance type horizontal tube furnace with the temperature of 700 ℃, heating at the speed of 40 ℃/min, introducing 1.5mL/min nitrogen and 0.2mL/min oxygen at the same time, stopping introducing the nitrogen and keeping the temperature for 30min after heating to 900 ℃, and cooling to room temperature to obtain the tetrapod-like nano zinc oxide on the inner wall of the quartz tube.
Preferably, in the step (2): the plasticizer is vegetable oil; the accelerator is an accelerator M.
Preferably, in the step (3): during electrostatic spinning, the distance from an injector to an aluminum foil is 15cm, the relative humidity is 5%, the temperature is 40 ℃, and the voltage of two electrodes is 15 kV.
Preferably, in the step (4): the preparation method of the amine azide solution comprises the following steps: mixing ammonium azide and dimethylformamide according to a mass ratio of 1: 8, mixing and adding the mixture into deionized water with the mass 30 times that of the ammonium azide and stirring the mixture evenly to obtain the ammonium azide.
Preferably, in the step (6): the hot pressing temperature is 190 ℃ and the time is 15 min.
Example 2
A heating wear-resistant carpet mainly comprises the following components in parts by weight:
20 parts of rubber sheets and 20 parts of textile fabrics.
A preparation method of a heating wear-resistant carpet comprises the following steps:
(1) adding tetrapod-like nano zinc oxide into an absolute ethyl alcohol solution 4 times the mass of the tetrapod-like nano zinc oxide, adding lauric acid 0.02 time the mass of the tetrapod-like nano zinc oxide, stirring at the room temperature at 800rpm for 12 hours, centrifuging to obtain a lower layer mud-like substance, adding absolute ethyl alcohol into the mud-like substance again, washing and centrifuging again, repeatedly washing and centrifuging for 3 times, drying the centrifuged product in an oven at 80 ℃ for 2 hours, grinding and sieving by a 100-mesh sieve to obtain modified zinc oxide;
(2) mixing nitrile rubber and modified zinc oxide according to the mass ratio of 240: 1, putting the mixture into an internal mixer, mixing for 7min, adding a plasticizer with the mass of 0.005 time of that of the nitrile rubber, continuously mixing, and discharging when the temperature of the internal mixer reaches 80 ℃ to obtain nitrile rubber blanks; placing a nitrile rubber blank at room temperature for standing for 48 hours, putting the nitrile rubber blank into an open mill, turning over an accelerator with the mass of 0.005 time of that of the nitrile rubber for 25 minutes, discharging, placing the nitrile rubber blank at room temperature for standing for 30 hours, placing the nitrile rubber blank on a flat vulcanizing machine, wherein the vulcanizing temperature is 150 ℃, the vulcanizing time is 8 minutes, discharging and standing for 24 hours, and preparing a rubber sheet;
(3) dispersing acetate fiber sheets in an acetic acid solution with mass fraction of 40% and mass fraction of 1.6 times that of the acetate fiber sheets, adding graphene oxide with mass fraction of 0.12 time that of the acetate fiber sheets, transferring a reaction system into a constant-temperature magnetic stirrer, adjusting the temperature to be 30 ℃, adjusting the rotating speed to be 1000rpm, and stirring for 6 hours to prepare an acetate fiber spinning solution; transferring the acetate fiber spinning solution to an injector, and carrying out electrostatic spinning to obtain acetate fibers on an aluminum foil;
(4) soaking the cellulose acetate in amine azide solution which is 10 times of the mass of the cellulose acetate, heating to 120 ℃, reacting until no gas escapes, taking out, washing for 5 times by deionized water, and drying to constant weight to obtain modified cellulose acetate;
(5) the modified acetate fiber is subjected to double twisting, spinning and weaving to obtain the modified acetate fiber with the gram weight of 120g/m2The textile fabric of (1);
(6) placing the film above the textile fabric, aligning and correspondingly cutting the redundant film or textile fabric to obtain a heating wear-resistant carpet blank, placing the heating wear-resistant carpet blank in absolute ethyl alcohol with the mass 10 times of that of the heating wear-resistant carpet blank, fishing out after 30min, drying in an oven at 80 ℃ to constant weight, and then carrying out hot pressing to obtain the heating wear-resistant carpet.
Preferably, in the step (1): the preparation method of the four-needle-shaped nano zinc oxide comprises the following steps: putting zinc powder into a quartz tube under the nitrogen atmosphere, sealing and vacuumizing to 5Pa, transferring the quartz tube into a resistance type horizontal tube furnace with the temperature of 700 ℃, heating at the speed of 40 ℃/min, introducing 1.5mL/min nitrogen and 0.2mL/min oxygen at the same time, stopping introducing the nitrogen and keeping the temperature for 30min after heating to 900 ℃, and cooling to room temperature to obtain the tetrapod-like nano zinc oxide on the inner wall of the quartz tube.
Preferably, in the step (2): the plasticizer is vegetable oil; the accelerator is an accelerator M.
Preferably, in the step (3): during electrostatic spinning, the distance from an injector to an aluminum foil is 20cm, the relative humidity is 10%, the temperature is 60 ℃, and the voltage of two electrodes is 35 kV.
Preferably, in the step (4): the preparation method of the amine azide solution comprises the following steps: mixing ammonium azide and dimethylformamide according to a mass ratio of 1: 8, mixing and adding the mixture into deionized water with the mass 30 times that of the ammonium azide and stirring the mixture evenly to obtain the ammonium azide.
Preferably, in the step (6): the hot pressing temperature is 180 deg.C, and the time is 30 min.
Comparative example 1
A heating wear-resistant carpet mainly comprises the following components in parts by weight:
10 parts of rubber sheets and 10 parts of textile fabrics.
A preparation method of a heating wear-resistant carpet comprises the following steps:
(1) the nitrile rubber and the four-needle-shaped nano zinc oxide are mixed according to the mass ratio of 200: 1, putting the mixture into an internal mixer, mixing for 5min, adding a plasticizer with the mass of 0.005 time of that of the nitrile rubber, continuously mixing, and discharging when the temperature of the internal mixer reaches 70 ℃ to obtain nitrile rubber blanks; placing the nitrile rubber blank at room temperature for standing for 24h, putting the nitrile rubber blank into an open mill, turning over an accelerator with the mass of 0.005 time of that of the nitrile rubber for 15min, discharging, placing the nitrile rubber blank at room temperature for standing for 20h, and preparing a rubber sheet;
(2) dispersing acetate fiber sheets in an acetic acid solution with mass fraction of 20% and mass of 1.2 times of the mass of the acetate fiber sheets, adding graphene oxide with mass of 0.1 time of the mass of the acetate fiber sheets, transferring a reaction system into a constant-temperature magnetic stirrer, adjusting the temperature to be 30 ℃, adjusting the rotating speed to be 800rpm, and stirring for 5 hours to prepare an acetate fiber spinning solution; transferring the acetate fiber spinning solution to an injector, and carrying out electrostatic spinning to obtain acetate fibers on an aluminum foil;
(3) soaking the cellulose acetate in 5 times of amine azide solution by mass of the cellulose acetate, heating to 100 ℃, reacting until no gas escapes, taking out, washing for 3 times by deionized water, and drying to constant weight to obtain modified cellulose acetate;
(4) the modified acetate fiber is subjected to double twisting, spinning and weaving to obtain the modified acetate fiber with the gram weight of 120g/m2The textile fabric of (1);
(5) placing the film above the textile fabric, aligning and correspondingly cutting the redundant film or textile fabric to obtain a heating wear-resistant carpet blank, placing the heating wear-resistant carpet blank in absolute ethyl alcohol with the mass 5 times of that of the heating wear-resistant carpet blank, fishing out after 20min, drying in an oven at 80 ℃ to constant weight, and then carrying out hot pressing to obtain the heating wear-resistant carpet.
Preferably, in the step (1): the preparation method of the four-needle-shaped nano zinc oxide comprises the following steps: putting zinc powder into a quartz tube under the nitrogen atmosphere, sealing and vacuumizing to 5Pa, transferring the quartz tube into a resistance type horizontal tube furnace with the temperature of 700 ℃, heating at the speed of 40 ℃/min, introducing 1.5mL/min nitrogen and 0.2mL/min oxygen at the same time, stopping introducing the nitrogen and keeping the temperature for 30min after heating to 900 ℃, and cooling to room temperature to obtain the tetrapod-like nano zinc oxide on the inner wall of the quartz tube.
Preferably, in the step (1): the plasticizer is vegetable oil; the accelerator is an accelerator M.
Preferably, in the step (2): during electrostatic spinning, the distance from an injector to an aluminum foil is 15cm, the relative humidity is 5%, the temperature is 40 ℃, and the voltage of two electrodes is 15 kV.
Preferably, in the step (3): the preparation method of the amine azide solution comprises the following steps: mixing ammonium azide and dimethylformamide according to a mass ratio of 1: 8, mixing and adding the mixture into deionized water with the mass 30 times that of the ammonium azide and stirring the mixture evenly to obtain the ammonium azide.
Preferably, in the step (5): the hot pressing temperature is 190 ℃ and the time is 15 min.
Comparative example 2
A heating wear-resistant carpet mainly comprises the following components in parts by weight:
10 parts of rubber sheets and 10 parts of textile fabrics.
A preparation method of a heating wear-resistant carpet comprises the following steps:
(1) adding tetrapod-like nano zinc oxide into an absolute ethyl alcohol solution 4 times the mass of the tetrapod-like nano zinc oxide, adding lauric acid 0.02 time the mass of the tetrapod-like nano zinc oxide, stirring at 400rpm for 12 hours at room temperature, centrifuging to obtain a lower layer of muddy matter, adding absolute ethyl alcohol into the muddy matter again, washing and centrifuging again, repeatedly washing and centrifuging for 3 times, drying the centrifuged product in an oven at 80 ℃ for 1 hour, grinding and sieving with a 100-mesh sieve to obtain modified zinc oxide;
(2) mixing nitrile rubber and modified zinc oxide according to a mass ratio of 200: 1, putting the mixture into an internal mixer, mixing for 5min, adding a plasticizer with the mass of 0.005 time of that of the nitrile rubber, continuously mixing, and discharging when the temperature of the internal mixer reaches 70 ℃ to obtain nitrile rubber blanks; placing a nitrile rubber blank at room temperature for standing for 24 hours, putting the nitrile rubber blank into an open mill, turning over an accelerator with the mass of 0.005 time of that of the nitrile rubber for 15min, discharging, placing the nitrile rubber blank at room temperature for standing for 20 hours, placing the nitrile rubber blank on a flat vulcanizing machine, wherein the vulcanizing temperature is 150 ℃, the vulcanizing time is 5min, discharging and standing for 24 hours to prepare a rubber sheet;
(3) dispersing acetate fiber sheets in an acetic acid solution with mass fraction of 20% and mass of 1.2 times of the mass of the acetate fiber sheets, adding graphene oxide with mass of 0.1 time of the mass of the acetate fiber sheets, transferring a reaction system into a constant-temperature magnetic stirrer, adjusting the temperature to be 30 ℃, adjusting the rotating speed to be 800rpm, and stirring for 5 hours to prepare an acetate fiber spinning solution; transferring the acetate fiber spinning solution to an injector, and carrying out electrostatic spinning to obtain acetate fibers on an aluminum foil;
(4) the acetate fiber is subjected to double twisting, spinning and weaving to obtain the product with the gram weight of 120g/m2The textile fabric of (1);
(5) placing the film above the textile fabric, aligning and correspondingly cutting the redundant film or textile fabric to obtain a heating wear-resistant carpet blank, placing the heating wear-resistant carpet blank in absolute ethyl alcohol with the mass 5 times of that of the heating wear-resistant carpet blank, fishing out after 20min, drying in an oven at 80 ℃ to constant weight, and then carrying out hot pressing to obtain the heating wear-resistant carpet.
Preferably, in the step (1): the preparation method of the four-needle-shaped nano zinc oxide comprises the following steps: putting zinc powder into a quartz tube under the nitrogen atmosphere, sealing and vacuumizing to 5Pa, transferring the quartz tube into a resistance type horizontal tube furnace with the temperature of 700 ℃, heating at the speed of 40 ℃/min, introducing 1.5mL/min nitrogen and 0.2mL/min oxygen at the same time, stopping introducing the nitrogen and keeping the temperature for 30min after heating to 900 ℃, and cooling to room temperature to obtain the tetrapod-like nano zinc oxide on the inner wall of the quartz tube.
Preferably, in the step (2): the plasticizer is vegetable oil; the accelerator is an accelerator M.
Preferably, in the step (3): during electrostatic spinning, the distance from an injector to an aluminum foil is 15cm, the relative humidity is 5%, the temperature is 40 ℃, and the voltage of two electrodes is 15 kV.
Preferably, in the step (5): the hot pressing temperature is 190 ℃ and the time is 15 min.
Comparative example 3
A heating wear-resistant carpet mainly comprises the following components in parts by weight:
10 parts of rubber sheets and 10 parts of textile fabrics.
A preparation method of a heating wear-resistant carpet comprises the following steps:
(1) mixing nitrile rubber and zinc oxide according to the mass ratio of 200: 1, putting the mixture into an internal mixer, mixing for 5min, adding a plasticizer with the mass of 0.005 time of that of the nitrile rubber, continuously mixing, and discharging when the temperature of the internal mixer reaches 70 ℃ to obtain nitrile rubber blanks; placing a nitrile rubber blank at room temperature for standing for 24 hours, putting the nitrile rubber blank into an open mill, turning over an accelerator with the mass of 0.005 time of that of the nitrile rubber for 15min, discharging, placing the nitrile rubber blank at room temperature for standing for 20 hours, placing the nitrile rubber blank on a flat vulcanizing machine, wherein the vulcanizing temperature is 150 ℃, the vulcanizing time is 5min, discharging and standing for 24 hours to prepare a rubber sheet;
(2) dispersing acetate fiber sheets in an acetic acid solution with mass fraction of 20% and mass 1.2 times that of the acetate fiber sheets, transferring a reaction system into a constant-temperature magnetic stirrer, adjusting the temperature to be 30 ℃, the rotating speed to be 800rpm, and stirring for 5 hours to prepare an acetate fiber spinning solution; transferring the acetate fiber spinning solution to an injector, and carrying out electrostatic spinning to obtain acetate fibers on an aluminum foil; the acetate fiber is subjected to double twisting, spinning and weaving to obtain the product with the gram weight of 120g/m2The textile fabric of (1);
(3) and (3) placing the film above the textile fabric, aligning and correspondingly cutting the redundant film or textile fabric, and carrying out hot pressing to obtain the heating wear-resistant carpet.
Preferably, in the step (1): the plasticizer is vegetable oil; the accelerator is an accelerator M.
Preferably, in the step (2): during electrostatic spinning, the distance from an injector to an aluminum foil is 15cm, the relative humidity is 5%, the temperature is 40 ℃, and the voltage of two electrodes is 15 kV.
Preferably, in the step (3): the hot pressing temperature is 190 deg.C, and the time is 15min
Effect example 1
Table 1 below gives the results of analyzing the abrasion resistance of the heat generating abrasion resistant carpets using examples 1 and 2 of the present invention and comparative examples 1, 2 and 3.
TABLE 1
| Amount of wear (mm)3） | |
| Example 1 | 64 |
| Example 2 | 66 |
| Comparative example 1 | 101 |
| Comparative example 2 | 72 |
| Comparative example 3 | 142 |
Compared with the experimental data of the examples 1 and 2 and the comparative examples 1, 2 and 3 in the table 1, it can be obviously found that the heating wear-resistant carpets prepared in the examples 1 and 2 have lower wear loss, which indicates that the wear resistance is better, and the fact that when the heating wear-resistant carpets are prepared, the film prepared by adding the lauric acid modified tetrapod-like nano oxidizability into the nitrile rubber can eliminate stress concentration, prevent cracks from generating and enhance the wear resistance of the nitrile rubber; meanwhile, the lauric acid on the surface of the zinc oxide can also vulcanize the nitrile rubber, and the linear polymer is converted into a three-dimensional reticular polymer, so that the crosslinking density is increased, and the wear resistance of the nitrile rubber is further enhanced.
Effect example 2
Table 2 below gives the results of analyzing the heat generating performance of the heat generating abrasion resistant carpets using examples 1 and 2 of the present invention and comparative examples 1, 2 and 3.
TABLE 2
| Temperature (. degree.C.) before 1h | Temperature after 1h (. degree. C.) | |
| Example 1 | 35.9 | 36.7 |
| Example 2 | 35.8 | 36.5 |
| Comparative example 1 | 35.7 | 36.3 |
| Comparative example 2 | 35.3 | 36.1 |
| Comparative example 3 | 35.0 | 35.4 |
Compared with the experimental data of the examples 1 and 2 and the comparative examples 1, 2 and 3 in the table 1, it can be obviously found that the heating wear-resistant carpets prepared in the examples 1 and 2 have large temperature change before and after 1h, which proves that the heating performance of the heating wear-resistant carpets is good, and the grafting of the graphene oxide onto the cellulose acetate fiber and the amination of the graphene oxide are illustrated, so that the hydrophilic groups on the surfaces of the modified cellulose acetate fiber are reduced, the water absorption of the textile fabric is reduced, and the phenomenon that the graphene oxide easily absorbs water molecules in the air when the carpets are heated in a far infrared heat radiation mode in use is prevented, so that the heating performance of the product is better, the amino on the surface of the textile fabric reacts with the lauric acid in the film to tightly connect the film and the textile fabric, and the textile fabric is subjected to far infrared thermal radiation, the modified graphene is tightly connected with the modified zinc oxide, the heat conduction is accelerated, and the temperature change is quicker.
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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The preparation method of the heating wear-resistant carpet is characterized by mainly comprising the following raw material components in parts by weight: 10-20 parts of a film and 10-20 parts of a textile fabric;
the film is prepared by blending modified zinc oxide with nitrile rubber;
the textile fabric is formed by weaving modified acetate fibers;
the modified zinc oxide is prepared by attaching lauric acid on the surface of zinc oxide;
the modified cellulose acetate is prepared by grafting graphene oxide onto cellulose acetate and then carrying out amination on the graphene oxide;
the preparation method of the heating wear-resistant carpet comprises the following steps: preparing modified zinc oxide, preparing a film, preparing modified acetate fibers, preparing textile fabric, and preparing a heating wear-resistant carpet; the method comprises the following specific steps:
(1) adding tetrapod-like nano zinc oxide into an absolute ethyl alcohol solution 4 times the mass of the tetrapod-like nano zinc oxide, adding lauric acid 0.02 time the mass of the tetrapod-like nano zinc oxide, stirring at room temperature at 400-800 rpm for 12 hours, centrifuging to obtain a lower layer of muddy matter, adding absolute ethyl alcohol into the muddy matter again to wash and centrifuge again, washing repeatedly and centrifuging for 3 times, drying the centrifuged product in an oven at 80 ℃ for 1-2 hours, grinding and sieving with a 100-mesh sieve to obtain modified zinc oxide;
(2) mixing nitrile rubber and modified zinc oxide according to a mass ratio of 200: 1 to 240: 1, putting the mixture into an internal mixer, mixing for 5-7 min, adding a plasticizer with the mass of 0.005 time of that of the nitrile rubber, continuously mixing, and discharging when the temperature of the internal mixer reaches 70-80 ℃ to obtain nitrile rubber blanks; placing the nitrile rubber blank at room temperature for standing for 24-48 h, putting the nitrile rubber blank into an open mill, adding an accelerator with the mass of 0.005 time of that of the nitrile rubber, turning for 15-25 min, discharging, placing the nitrile rubber blank at room temperature for standing for 20-30 h, placing the nitrile rubber blank on a flat vulcanizing machine, vulcanizing at 150 ℃ for 5-8 min, discharging and standing for 24h to prepare a rubber sheet;
(3) dispersing acetate fiber sheets in an acetic acid solution with mass fraction of 20-40% and mass of 1.2-1.6 times that of the acetate fiber sheets, adding graphene oxide with mass fraction of 0.1-0.12 time that of the acetate fiber sheets, transferring a reaction system into a constant-temperature magnetic stirrer, adjusting the temperature to be 30-50 ℃, adjusting the rotating speed to be 800-1000 rpm, and stirring for 5-6 hours to prepare an acetate fiber spinning solution; transferring the acetate fiber spinning solution to an injector, and carrying out electrostatic spinning to obtain acetate fibers on an aluminum foil;
(4) soaking the cellulose acetate in 5-10 times of ammonium azide solution by mass of the cellulose acetate, heating to 100-120 ℃, reacting until no gas escapes, taking out, washing for 3-5 times by using deionized water, and drying to constant weight to obtain modified cellulose acetate;
(5) the modified acetate fiber is subjected to double twisting, spinning and weaving to obtain the modified acetate fiber with the gram weight of 120g/m2The textile fabric of (1);
(6) placing the film above the textile fabric, aligning and correspondingly cutting off the redundant film or textile fabric to obtain a heating wear-resistant carpet blank, placing the heating wear-resistant carpet blank in absolute ethyl alcohol with the mass 5-10 times of that of the heating wear-resistant carpet blank, fishing out after 20-30 min, drying in an oven at 80 ℃ to constant weight, and then carrying out hot pressing to obtain the heating wear-resistant carpet.
2. The method for preparing a heat-generating abrasion-resistant carpet as claimed in claim 1, wherein in the step (1): the preparation method of the four-needle-shaped nano zinc oxide comprises the following steps: putting zinc powder into a quartz tube under the nitrogen atmosphere, sealing and vacuumizing to 5Pa, transferring the quartz tube into a resistance type horizontal tube furnace with the temperature of 700 ℃, heating at the speed of 40 ℃/min, introducing 1.5mL/min nitrogen and 0.2mL/min oxygen at the same time, stopping introducing the nitrogen and keeping the temperature for 30min after heating to 900 ℃, and cooling to room temperature to obtain the tetrapod-like nano zinc oxide on the inner wall of the quartz tube.
3. The method for preparing a heat-generating abrasion-resistant carpet as claimed in claim 1, wherein in the step (2): the plasticizer is one or mixture of vegetable oil and animal oil; the accelerator is one or a mixture of more of accelerator M, accelerator DM and accelerator DTDM.
4. The method for preparing a heat-generating abrasion-resistant carpet as claimed in claim 1, wherein in the step (3): during electrostatic spinning, the distance between an injector and an aluminum foil is 15-20 cm, the relative humidity is 5-10%, the temperature is 40-60 ℃, and the voltage of two electrodes is 15-35 kV.
5. The method for preparing a heat-generating abrasion-resistant carpet as claimed in claim 1, wherein in the step (4): the preparation method of the ammonium azide solution comprises the following steps: mixing ammonium azide and dimethylformamide according to a mass ratio of 1: 8, mixing and adding the mixture into deionized water with the mass 30 times that of the ammonium azide and stirring the mixture evenly to obtain the ammonium azide.
6. The method for preparing a heat-generating abrasion-resistant carpet as claimed in claim 1, wherein in the step (6): the hot pressing temperature is 180-190 ℃, and the time is 15-30 min.
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| CN109972387A (en) * | 2017-12-28 | 2019-07-05 | 青岛大学 | Graphene graft modification conductive fiber and its preparation method and application |
| CN112574472A (en) * | 2020-12-31 | 2021-03-30 | 常州市五洲化工有限公司 | Preparation method of modified zinc oxide |
| CN112626845A (en) * | 2020-12-18 | 2021-04-09 | 山东非金属材料研究所 | Surface modification method of PBO (poly (p-phenylene benzobisoxazole)) fibers |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106167567A (en) * | 2016-08-09 | 2016-11-30 | 安徽微威胶件集团有限公司 | A kind of automobile tire elastomeric material and preparation method thereof |
| CN109972387A (en) * | 2017-12-28 | 2019-07-05 | 青岛大学 | Graphene graft modification conductive fiber and its preparation method and application |
| CN108552913A (en) * | 2018-04-19 | 2018-09-21 | 芜湖智为有道信息技术有限公司 | A kind of graphene heating carpet |
| CN112626845A (en) * | 2020-12-18 | 2021-04-09 | 山东非金属材料研究所 | Surface modification method of PBO (poly (p-phenylene benzobisoxazole)) fibers |
| CN112574472A (en) * | 2020-12-31 | 2021-03-30 | 常州市五洲化工有限公司 | Preparation method of modified zinc oxide |
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