CN113954444A - Wear-resistant environment-friendly soft-bottom carpet and preparation method thereof - Google Patents
Wear-resistant environment-friendly soft-bottom carpet and preparation method thereof Download PDFInfo
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- CN113954444A CN113954444A CN202111025267.2A CN202111025267A CN113954444A CN 113954444 A CN113954444 A CN 113954444A CN 202111025267 A CN202111025267 A CN 202111025267A CN 113954444 A CN113954444 A CN 113954444A
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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
- B32B5/02—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 structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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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
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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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/02—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
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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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/067—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of fibres or filaments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/38—Layered products comprising a layer of synthetic resin comprising epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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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
- B32B2471/00—Floor coverings
- B32B2471/02—Carpets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a wear-resistant environment-friendly soft bottom carpet and a preparation method thereof, wherein the wear-resistant environment-friendly soft bottom carpet is sequentially laminated from top to bottom into a non-woven fabric layer, a glass fiber fabric layer and a base carpet; TPO materials are compounded in the glass fiber cloth layer and the base blanket; the TPO material is prepared from the following raw materials in parts by weight: 10-50 parts of low-density polyethylene, 10-50 parts of polypropylene, 30-50 parts of epoxy resin, 20-30 parts of rubber, 5-10 parts of calcium carbonate, 1-2 parts of viscosity reducer and 1-3 parts of carbon black. According to the invention, the soft TPO is used for compounding in the base blanket and the glass fiber cloth, and the glass fiber cloth is compounded with the soft non-woven fabric, so that the softness and comfort of the final product are greatly improved, and the defects of high hardness and hard foot feel of the traditional PVC and asphalt materials are overcome; the carpet disclosed by the invention has the advantages of small odor emission, low VOC content, no harm to human health, recyclability and no secondary pollution in high-temperature use.
Description
Technical Field
The invention relates to the technical field of carpet preparation, in particular to a wear-resistant environment-friendly soft-bottom carpet and a preparation method thereof.
Background
The carpet is a ground paving material made of natural fibers or chemical synthetic fibers such as cotton, hemp, wool, silk, grass yarn and the like through manual or mechanical processes for knitting, tufting or weaving. It is one of the traditional arts with a long history worldwide. The floor covering is covered on the ground of houses, hotels, meeting rooms, entertainment places, gymnasiums, exhibition halls, vehicles, ships, airplanes and the like, and has the effects of reducing noise, insulating heat, improving foot feel, preventing slipping and preventing air pollution. The using areas in the house are kitchen, bedroom, bedside, tea table, sofa, toilet and living room.
The backing of the current carpet is mainly based on PVC and asphalt, and although the carpet made of the materials has low manufacturing cost, the carpet has the following defects:
1. the asphalt-coated carpet is temperature difference resistant, easy to crack in winter, easy to dissolve in summer and poor in foot feel;
2. the domestic PVC modular carpet mostly contains a plasticizer dioctyl phthalate (DOP), and because the DOP contains a phthalic component, the DOP is harmful to the environment and cannot meet the environmental protection requirements of export America and European Union;
3. the odor can be emitted in high-temperature use, which is not beneficial to the health of operators;
4. the recycled carpet can not be used for production, and resources are wasted;
the TPO material appears on the market at present, is synthesized by blending and granulating polyolefin resin and filler, has excellent processing performance, good aging resistance and weather resistance, good dimensional stability and excellent high and low temperature performance, and has good indexes of low VOC, low odor and the like. TPO materials are commonly used in the fields of cars, cables, buildings, household appliances and the like, and the application cases on carpets are rare.
Based on the above, the invention provides a soft wear-resistant environment-friendly carpet added with TPO material and a preparation method thereof to solve the above problems.
Disclosure of Invention
The invention aims to provide a soft wear-resistant environment-friendly carpet and a preparation method thereof aiming at the defects in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a wear-resistant environment-friendly soft bottom carpet is characterized in that a non-woven fabric layer, a glass fiber fabric layer and a base carpet are sequentially stacked from top to bottom; TPO materials are compounded in the glass fiber cloth layer and the base blanket;
the TPO material is prepared from the following raw materials in parts by weight: 10-50 parts of low-density polyethylene, 10-50 parts of polypropylene, 30-50 parts of epoxy resin, 20-30 parts of rubber, 5-10 parts of calcium carbonate, 1-2 parts of viscosity reducer and 1-3 parts of carbon black.
Preferably, the TPO material is prepared from the following raw materials in parts by weight: 30 parts of low-density polyethylene, 30 parts of polypropylene, 40 parts of epoxy resin, 25 parts of rubber, 8 parts of calcium carbonate, 1.5 parts of viscosity reducer and 2 parts of carbon black.
Preferably, the rubber is one of ethylene propylene diene monomer, ethylene octene rubber, ethylene butene rubber and ethylene propylene rubber.
Preferably, the preparation method of the TPO material comprises the following steps:
(1) mixing raw materials: uniformly mixing all components of the TPO material in a mixer;
(2) melting and banburying: adding the mixture into a 75L internal mixer, and carrying out blending and internal mixing for 20min under the conditions that the temperature is 180-200 ℃, the rotating speed of a rotor is 40-80 r/min, and the rotating speed of a motor is controlled at 500-1000 r/min, so as to obtain a crude compound;
(3) and (3) granulation and forming: conveying the coarse compound to a granulator through a conveyor, and cutting the coarse compound into particles with different particle sizes at 160-180 ℃ to prepare TPO material particles.
The invention also provides a preparation method of the wear-resistant environment-friendly soft bottom carpet, which comprises the following steps:
s1: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s2: arranging the base blanket and the glass fiber cloth on a deviation rectifying blanket storage machine;
s3: uniformly compounding the plasticized TPO in the S1 on one surface of the base blanket and the glass fiber cloth, and extruding and compounding the base blanket and the glass fiber cloth through a double-roller compounding machine; when the base blanket is compounded with the glass fiber cloth, the surface of the base blanket without the TPO material is compounded with the surface of the glass fiber cloth with the TPO material;
s4: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s5: uniformly compounding the plasticized TPO in S4 on glass fiber cloth subjected to double-roller compounding in S3;
s6: arranging the non-woven fabric on a deviation rectifying carpet storage machine, then covering the non-woven fabric on the material after S5 is finished, and compounding the non-woven fabric and the material through a double-roller compounding machine;
s7: and (5) cooling the material subjected to the S6 treatment by a large cooling roller, arranging the material in a carpet storage machine, correcting the material by a deviation corrector, and finally punching the material into blocks by a punching machine to obtain the soft-bottom carpet.
Preferably, the heating temperature range of the extruder in the S1 is controlled to be 260-300 ℃, and the heating time range of the extruder in the S1 is controlled to be 1.5-2 h.
Preferably, the heating temperature range of the extruder in the S4 is controlled to be 280-310 ℃, and the heating time range of the extruder in the S4 is controlled to be 1.4-1.8 h.
Preferably, the cooling temperature range of the large cooling roller in the S7 is 10-15 ℃, and the cooling time range is controlled to be 0.3-0.5 h.
Compared with the prior art, the invention has the beneficial effects that:
1. the carpet is compounded with the TPO material, so that the carpet emits little odor in high-temperature use, the field working environment is greatly improved, and compared with PVC, asphalt and other materials in the aspect of environmental protection, the TPO material is environment-friendly, high in cost performance, recyclable and free of secondary pollution.
2. According to the invention, the soft TPO is compounded in the base blanket and the glass fiber cloth, and the glass fiber cloth is compounded with the soft non-woven fabric, so that the softness and comfort of the final product are greatly improved, and the defects of high hardness and hard foot feel of the traditional PVC and asphalt materials are overcome.
3. In addition, the glass fiber cloth enables the prepared carpet to have excellent wear resistance.
4. The calcium carbonate is added in a proper proportion, so that the shrinkage rate of the resin can be reduced, the flow deformation is improved, the viscosity is controlled, and the stability and the heat resistance of the product can be improved by matching with other components.
5. The carpet manufacturing process is simple, the production efficiency is high, the production quality of the carpet can be improved by arranging the deviation rectifying and carpet storing equipment, and the cooling rate of the carpet can be improved by arranging the cooling roller.
Drawings
FIG. 1 is a schematic view of the structure of the wear-resistant environment-friendly soft-bottom carpet of the present invention.
In the figure, 1-non-woven fabric layer, 2-glass fiber fabric layer and 3-base blanket.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, and it is to 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.
The test methods or test methods described in the following examples are conventional methods unless otherwise specified; the reagents and materials, unless otherwise indicated, are conventionally obtained commercially or prepared by conventional methods.
Example 1
As shown in fig. 1, the invention provides a wear-resistant environment-friendly soft bottom carpet, which is sequentially stacked from top to bottom to form a non-woven fabric layer 1, a glass fiber fabric layer 2 and a base carpet 3; TPO materials are compounded in the glass fiber cloth layer 2 and the base blanket 3; the TPO material is prepared from the following raw materials in parts by weight: 10-50 parts of low-density polyethylene, 10-50 parts of polypropylene, 30-50 parts of epoxy resin, 20-30 parts of rubber, 5-10 parts of calcium carbonate, 1-2 parts of viscosity reducer and 1-3 parts of carbon black.
The TPO material is prepared according to the following steps:
(1) mixing raw materials: uniformly mixing all components of the TPO material in a mixer;
(2) melting and banburying: adding the mixture into a 75L internal mixer, and carrying out blending and internal mixing for 20min under the conditions that the temperature is 180-200 ℃, the rotating speed of a rotor is 40-80 r/min, and the rotating speed of a motor is controlled at 500-1000 r/min, so as to obtain a crude compound;
(3) and (3) granulation and forming: conveying the coarse compound to a granulator through a conveyor, and cutting the coarse compound into particles with different particle sizes at 160-180 ℃ to prepare TPO material particles.
The invention also provides a preparation method of the carpet, which comprises the following steps:
s1: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s2: arranging the base blanket and the glass fiber cloth on a deviation rectifying blanket storage machine;
s3: uniformly compounding the plasticized TPO in the S1 on one surface of the base blanket and the glass fiber cloth, and extruding and compounding the base blanket and the glass fiber cloth through a double-roller compounding machine; when the base blanket is compounded with the glass fiber cloth, the surface of the base blanket without the TPO material is compounded with the surface of the glass fiber cloth with the TPO material;
s4: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s5: uniformly compounding the plasticized TPO in S4 on glass fiber cloth subjected to double-roller compounding in S3;
s6: arranging the non-woven fabric on a deviation rectifying carpet storage machine, then covering the non-woven fabric on the material after S5 is finished, and compounding the non-woven fabric and the material through a double-roller compounding machine;
s7: and (5) cooling the material subjected to the S6 treatment by a large cooling roller, arranging the material in a carpet storage machine, correcting the material by a deviation corrector, and finally punching the material into blocks by a punching machine to obtain the soft-bottom carpet.
Wherein the rubber is one of ethylene propylene diene monomer rubber, ethylene octene rubber, ethylene butene rubber and ethylene propylene rubber; s1, controlling the heating temperature range of the extruder to be 260-300 ℃ and controlling the heating time range to be 1.5-2 h; s4, controlling the heating temperature range of the extruder to be 280-310 ℃ and controlling the heating time range to be 1.4-1.8 h; and S7, the cooling temperature range of the middle and large cooling rollers is 10-15 ℃, and the cooling time range is controlled to be 0.3-0.5 h.
Example 2
The invention provides a wear-resistant environment-friendly soft bottom carpet, which is sequentially laminated from top to bottom into a non-woven fabric layer 1, a glass fiber fabric layer 2 and a base carpet 3; TPO materials are compounded in the glass fiber cloth layer 2 and the base blanket 3; the TPO material is prepared from the following raw materials in parts by weight: 10 parts of low-density polyethylene, 10 parts of polypropylene, 30 parts of epoxy resin, 200 parts of rubber, 5 parts of calcium carbonate, 1 part of viscosity reducer and 1 part of carbon black.
The TPO material is prepared according to the following steps:
(1) mixing raw materials: uniformly mixing all components of the TPO material in a mixer;
(2) melting and banburying: adding the mixture into a 75L internal mixer, and blending and internally mixing for 20min under the conditions that the temperature is 180 ℃, the rotating speed of a rotor is 40r/min and the rotating speed of a motor is controlled at 500r/min to obtain a crude compound;
(3) and (3) granulation and forming: the crude compound is conveyed to a pelletizer through a conveyor, and the crude compound is cut into pellets of various particle sizes at 160 ℃ to prepare pellets of a TPO material.
The invention also provides a preparation method of the carpet, which comprises the following steps:
s1: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s2: arranging the base blanket and the glass fiber cloth on a deviation rectifying blanket storage machine;
s3: uniformly compounding the plasticized TPO in the S1 on one surface of the base blanket and the glass fiber cloth, and extruding and compounding the base blanket and the glass fiber cloth through a double-roller compounding machine; when the base blanket is compounded with the glass fiber cloth, the surface of the base blanket without the TPO material is compounded with the surface of the glass fiber cloth with the TPO material;
s4: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s5: uniformly compounding the plasticized TPO in S4 on glass fiber cloth subjected to double-roller compounding in S3;
s6: arranging the non-woven fabric on a deviation rectifying carpet storage machine, then covering the non-woven fabric on the material after S5 is finished, and compounding the non-woven fabric and the material through a double-roller compounding machine;
s7: and (5) cooling the material subjected to the S6 treatment by a large cooling roller, arranging the material in a carpet storage machine, correcting the material by a deviation corrector, and finally punching the material into blocks by a punching machine to obtain the soft-bottom carpet.
Wherein the rubber is ethylene propylene diene monomer; in S1, the heating temperature range of the extruder is controlled to be 260 ℃, and the heating time range is controlled to be 1.5 h; in S4, the heating temperature range of the extruder is controlled to be 280 ℃, and the heating time range is controlled to be 1.4 h; the cooling temperature range of the large cooling roller in the S7 is 10 ℃, and the cooling time range is controlled to be 0.3 h.
Example 3
The invention provides a wear-resistant environment-friendly soft bottom carpet, which is sequentially laminated from top to bottom into a non-woven fabric layer 1, a glass fiber fabric layer 2 and a base carpet 3; TPO materials are compounded in the glass fiber cloth layer 2 and the base blanket 3; the TPO material is prepared from the following raw materials in parts by weight: 50 parts of low-density polyethylene, 50 parts of polypropylene, 50 parts of epoxy resin, 30 parts of rubber, 10 parts of calcium carbonate, 2 parts of viscosity reducer and 3 parts of carbon black.
The TPO material is prepared according to the following steps:
(1) mixing raw materials: uniformly mixing all components of the TPO material in a mixer;
(2) melting and banburying: adding the mixture into a 75L internal mixer, and blending and internally mixing for 20min under the conditions that the temperature is 200 ℃, the rotating speed of a rotor is 80r/min and the rotating speed of a motor is controlled at 1000r/min to obtain a crude compound;
(3) and (3) granulation and forming: the crude compound is conveyed to a pelletizer through a conveyor, and the crude compound is cut into pellets of various particle sizes at 180 ℃ to prepare pellets of the TPO material.
The invention also provides a preparation method of the carpet, which comprises the following steps:
s1: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s2: arranging the base blanket and the glass fiber cloth on a deviation rectifying blanket storage machine;
s3: uniformly compounding the plasticized TPO in the S1 on one surface of the base blanket and the glass fiber cloth, and extruding and compounding the base blanket and the glass fiber cloth through a double-roller compounding machine; when the base blanket is compounded with the glass fiber cloth, the surface of the base blanket without the TPO material is compounded with the surface of the glass fiber cloth with the TPO material;
s4: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s5: uniformly compounding the plasticized TPO in S4 on glass fiber cloth subjected to double-roller compounding in S3;
s6: arranging the non-woven fabric on a deviation rectifying carpet storage machine, then covering the non-woven fabric on the material after S5 is finished, and compounding the non-woven fabric and the material through a double-roller compounding machine;
s7: and (5) cooling the material subjected to the S6 treatment by a large cooling roller, arranging the material in a carpet storage machine, correcting the material by a deviation corrector, and finally punching the material into blocks by a punching machine to obtain the soft-bottom carpet.
Wherein the rubber is ethylene octene rubber; in S1, the heating temperature range of the extruder is controlled to be 300 ℃, and the heating time range is controlled to be 2 h; in S4, the heating temperature range of the extruder is controlled to be 310 ℃, and the heating time range is controlled to be 1.8 h; the cooling temperature range of the large cooling roller in the S7 is 15 ℃, and the cooling time range is controlled to be 0.5 h.
Example 4
The invention provides a wear-resistant environment-friendly soft bottom carpet, which is sequentially laminated from top to bottom into a non-woven fabric layer 1, a glass fiber fabric layer 2 and a base carpet 3; TPO materials are compounded in the glass fiber cloth layer 2 and the base blanket 3; the TPO material is prepared from the following raw materials in parts by weight: 30 parts of low-density polyethylene, 30 parts of polypropylene, 40 parts of epoxy resin, 25 parts of rubber, 8 parts of calcium carbonate, 1.5 parts of viscosity reducer and 2 parts of carbon black.
The TPO material is prepared according to the following steps:
(1) mixing raw materials: uniformly mixing all components of the TPO material in a mixer;
(2) melting and banburying: adding the mixture into a 75L internal mixer, and blending and internally mixing for 20min under the conditions that the temperature is 195 ℃, the rotating speed of a rotor is 60r/min and the rotating speed of a motor is controlled at 800r/min to obtain a crude compound;
(3) and (3) granulation and forming: the crude compound was conveyed to a pelletizer through a conveyor, and cut into pellets of various particle sizes at 175 deg.c to prepare pellets of TPO material.
The invention also provides a preparation method of the carpet, which comprises the following steps:
s1: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s2: arranging the base blanket and the glass fiber cloth on a deviation rectifying blanket storage machine;
s3: uniformly compounding the plasticized TPO in the S1 on one surface of the base blanket and the glass fiber cloth, and extruding and compounding the base blanket and the glass fiber cloth through a double-roller compounding machine; when the base blanket is compounded with the glass fiber cloth, the surface of the base blanket without the TPO material is compounded with the surface of the glass fiber cloth with the TPO material;
s4: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s5: uniformly compounding the plasticized TPO in S4 on glass fiber cloth subjected to double-roller compounding in S3;
s6: arranging the non-woven fabric on a deviation rectifying carpet storage machine, then covering the non-woven fabric on the material after S5 is finished, and compounding the non-woven fabric and the material through a double-roller compounding machine;
s7: and (5) cooling the material subjected to the S6 treatment by a large cooling roller, arranging the material in a carpet storage machine, correcting the material by a deviation corrector, and finally punching the material into blocks by a punching machine to obtain the soft-bottom carpet.
Wherein the rubber is ethylene butylene rubber; the heating temperature range of the extruder in S1 is controlled at 280 ℃, and the heating time range is controlled at 1.8 h; in S4, the heating temperature range of the extruder is controlled to be 290 ℃, and the heating time range is controlled to be 1.5 h; the cooling temperature range of the large cooling roller in the S7 is 12 ℃, and the cooling time range is controlled to be 0.4 h.
The invention can improve the overall structural strength of the carpet by arranging the glass fiber cloth and the non-woven fabric in the base carpet, so the carpet is not easy to damage, the overall preparation process flow is simpler, the production quality of the carpet can be improved by arranging the deviation rectifying and carpet storing equipment, the cooling rate of the carpet can be improved by arranging the cooling roller, the production efficiency of the carpet can be improved, and the carpet is worthy of wide popularization and application.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A wear-resistant environment-friendly soft bottom carpet is characterized in that a non-woven fabric layer (1), a glass fiber fabric layer (2) and a base carpet (3) are sequentially laminated from top to bottom; TPO materials are compounded in the glass fiber cloth layer (2) and the base blanket (3);
the TPO material is prepared from the following raw materials in parts by weight: 10-50 parts of low-density polyethylene, 10-50 parts of polypropylene, 30-50 parts of epoxy resin, 20-30 parts of rubber, 5-10 parts of calcium carbonate, 1-2 parts of viscosity reducer and 1-3 parts of carbon black.
2. The wear-resistant environment-friendly soft bottom carpet of claim 1, wherein the TPO material is prepared from the following raw materials in parts by weight: 30 parts of low-density polyethylene, 30 parts of polypropylene, 40 parts of epoxy resin, 25 parts of rubber, 8 parts of calcium carbonate, 1.5 parts of viscosity reducer and 2 parts of carbon black.
3. The wear-resistant environment-friendly soft bottom carpet of claim 2, wherein the rubber is one of ethylene propylene diene monomer rubber, ethylene octene rubber, ethylene butene rubber, ethylene propylene rubber.
4. The abrasion-resistant environment-friendly soft-backed carpet as claimed in claim 3, wherein the preparation method of said TPO material comprises the following steps:
(1) mixing raw materials: uniformly mixing all components of the TPO material in a mixer;
(2) melting and banburying: adding the mixture into a 75L internal mixer, and carrying out blending and internal mixing for 20min under the conditions that the temperature is 180-200 ℃, the rotating speed of a rotor is 40-80 r/min, and the rotating speed of a motor is controlled at 500-1000 r/min, so as to obtain a crude compound;
(3) and (3) granulation and forming: conveying the coarse compound to a granulator through a conveyor, and cutting the coarse compound into particles with different particle sizes at 160-180 ℃ to prepare TPO material particles.
5. A preparation method of a wear-resistant environment-friendly soft bottom carpet is characterized by comprising the following steps:
s1: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s2: arranging the base blanket and the glass fiber cloth on a deviation rectifying blanket storage machine;
s3: uniformly compounding the plasticized TPO in the S1 on one surface of the base blanket and the glass fiber cloth, and extruding and compounding the base blanket and the glass fiber cloth through a double-roller compounding machine; when the base blanket is compounded with the glass fiber cloth, the surface of the base blanket without the TPO material is compounded with the surface of the glass fiber cloth with the TPO material;
s4: weighing a proper amount of TPO finished product particles, adding the TPO finished product particles into an extruder, and then installing an extrusion die head at the outlet end of the extruder to plasticize the TPO finished product particles;
s5: uniformly compounding the plasticized TPO in S4 on glass fiber cloth subjected to double-roller compounding in S3;
s6: arranging the non-woven fabric on a deviation rectifying carpet storage machine, then covering the non-woven fabric on the material after S5 is finished, and compounding the non-woven fabric and the material through a double-roller compounding machine;
s7: and (5) cooling the material subjected to the S6 treatment by a large cooling roller, arranging the material in a carpet storage machine, correcting the material by a deviation corrector, and finally punching the material into blocks by a punching machine to obtain the soft-bottom carpet.
6. The method for preparing a wear-resistant environment-friendly soft bottom carpet as claimed in claim 5, characterized in that: the heating temperature range of the extruder in the S1 is controlled to be 260-300 ℃, and the heating time range of the extruder in the S1 is controlled to be 1.5-2 h.
7. The method for preparing a wear-resistant environment-friendly soft bottom carpet as claimed in claim 5, characterized in that: the heating temperature range of the extruder in the S4 is controlled to be 280-310 ℃, and the heating time range of the extruder in the S4 is controlled to be 1.4-1.8 h.
8. The method for preparing a wear-resistant environment-friendly soft bottom carpet as claimed in claim 5, characterized in that: the cooling temperature range of the large and medium cooling rolls of S7 is 10-15 ℃, and the cooling time range is controlled to be 0.3-0.5 h.
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