CN112625313A - High-elasticity wear-resistant sports rubber plate and preparation method thereof - Google Patents
High-elasticity wear-resistant sports rubber plate and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a high-elasticity wear-resistant rubber plate for sports and a preparation method thereof, wherein the rubber plate comprises the following raw materials: 68-78 parts of natural rubber, 10-16 parts of butyl rubber, 8-15 parts of butadiene rubber, 55-90 parts of carbon black, 1-3 parts of nano zinc oxide, 0.5-0.8 part of accelerator TMTD, 1.5-2.6 parts of accelerator TTTE, 0.5-1.9 parts of anti-aging agent RD, 242-4 parts of flow aid ATFLOWL-242, 7-10 parts of dispersing agent and 50-70 parts of calcium carbonate. According to the invention, natural rubber is selected as matrix rubber, the natural rubber is matched with the fusion of butyl rubber and butadiene rubber, carbon black, nano zinc oxide and other ingredients are added, the inorganic filler is uniformly dispersed in the matrix rubber to form strong binding force, and the prepared rubber material presents unique viscoelastic performance, so that the rubber plate has good shock absorption and buffering performance, is wide in material source and easy to produce, and has very obvious improvements in hardness, breaking strength, tearing strength and the like, the elasticity and wear resistance of the rubber plate for sports are improved, and the service life of the rubber plate is prolonged.
Description
Technical Field
The invention relates to the technical field of rubber plates, in particular to a high-elasticity wear-resistant rubber plate for sports and a preparation method thereof.
Background
The rubber plate is a sheet product with a certain thickness and a large area, which is called a rubber plate for short, and is prepared by vulcanizing rubber serving as a main material (containing reinforcing materials such as fabric, metal sheet and the like).
The existing rubber plate for sports has poor wear resistance in the using process, so that the rubber plate is seriously worn, and the service life of the rubber plate is further shortened.
Therefore, a high-elasticity wear-resistant rubber plate for sports and a preparation method thereof are provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: the existing rubber plate for sports has poor wear resistance in the using process, so that the rubber plate is seriously worn, and the service life of the rubber plate is further shortened.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-elasticity wear-resistant rubber plate for sports comprises the following raw materials: 68-78 parts of natural rubber, 10-16 parts of butyl rubber, 8-15 parts of butadiene rubber, 55-90 parts of carbon black, 1-3 parts of nano zinc oxide, 0.5-0.8 part of an accelerator TMTD, 1.5-2.6 parts of an accelerator TTTE, 0.5-1.9 parts of an anti-aging agent RD, 242-4 parts of a flow aid ATFLOWL-242, 7-10 parts of a dispersing agent, 50-70 parts of calcium carbonate, 25-45 parts of carbon black, 1.5-2 parts of sulfur, 0.9-1.8 parts of a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, 25-35 parts of polymethyl methacrylate and 26-36 parts of acrylonitrile-styrene resin, wherein the natural rubber is smoked sheet natural rubber, the butadiene rubber is BR9000, and the carbon black is a mixture of N-115 carbon black, N-330 carbon black and white carbon black 175MP, the weight ratio of the N-115 carbon black, the N-330 carbon black and the white carbon black 175MP is 2: 3: 0.5, the dispersant is a mixture of dispersant FS-12 and dispersant D-4A, and the weight ratio of the dispersant FS-12 to the dispersant D-4A is 1: 0.5, wherein the weight ratio of the gamma-aminopropyl triethoxysilane modified silicon carbide to the modified aramid fiber to the organic montmorillonite to the carbon black is 5: 2: 4: 35.
a preparation method of a high-elasticity wear-resistant rubber plate for sports comprises the following steps:
mixing natural rubber, butyl rubber, butadiene rubber, carbon black, nano zinc oxide, an accelerator TMTD, an accelerator TTTE, an anti-aging agent RD, a flow assistant ATFLOWL-24, a dispersing agent, calcium carbonate, carbon black, sulfur, a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, polymethyl methacrylate and acrylonitrile-styrene resin, and milling to obtain a long-strip-shaped rubber material;
step two, soaking the strip-shaped rubber material into a water solution of a separant BT0-31 for 30-40s, taking out and air-drying to obtain an intermediate rubber material;
and step three, injecting the intermediate rubber material into a mold cavity to be vulcanized and molded to obtain the rubber base plate for the track.
Preferably, the preparation method of the modified aramid fiber comprises the steps of carrying out plasma treatment on the aramid fiber by using oxygen to obtain an intermediate material; adding the intermediate material into 1-3 wt% of gamma-aminopropyltriethoxysilane ethanol aqueous solution, uniformly mixing, heating to 70-90 ℃, keeping the temperature and stirring at the speed of 300-500r/min for 8h, filtering to obtain a filter cake, washing, and drying to obtain the modified aramid fiber.
Preferably, the length of the aramid fiber is 2-3 mm; the pressure of plasma treatment is 35-40Pa, the power is 650-700W, the temperature is 35-40 ℃, and the treatment time is 33-40 s; in the ethanol water solution, the volume ratio of ethanol to water is 15: 85 parts by weight; the weight ratio of the intermediate material to the gamma-aminopropyltriethoxysilane is 1: 0.5.
preferably, in the step one, the mixing temperature is 90-100 ℃, the mixing time is 9-13min, and the open mixing time is 180-260 s.
Preferably, in the third step, the vulcanization pressure is 170-.
Compared with the prior art, the invention has the beneficial effects that:
the natural rubber is selected as the matrix rubber, the natural rubber is matched with the fusion of the butyl rubber and the butadiene rubber, the carbon black, the nano zinc oxide and other ingredients are added, the inorganic filler is uniformly dispersed in the matrix rubber, the strong binding force is formed, and the prepared rubber material presents unique viscoelastic performance, so that the rubber plate has good shock absorption and buffering performance, is wide in material source and easy to produce, has very obvious improvement on the aspects of hardness, breaking strength, tearing strength and the like, improves the elasticity and wear resistance of the rubber plate for sports, and prolongs the service life of the rubber plate.
Detailed Description
Example one
A high-elasticity wear-resistant rubber plate for sports comprises the following raw materials: 68-78 parts of natural rubber, 10-16 parts of butyl rubber, 8-15 parts of butadiene rubber, 55-90 parts of carbon black, 1-3 parts of nano zinc oxide, 0.5-0.8 part of an accelerator TMTD, 1.5-2.6 parts of an accelerator TTTE, 0.5-1.9 parts of an anti-aging agent RD, 242-4 parts of a flow aid ATFLOWL-242, 7-10 parts of a dispersing agent, 50-70 parts of calcium carbonate, 25-45 parts of carbon black, 1.5-2 parts of sulfur, 0.9-1.8 parts of a vulcanization accelerator NS, gamma-aminopropyl triethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, 25-35 parts of polymethyl methacrylate and 26-36 parts of acrylonitrile-styrene resin, the natural rubber is smoke sheet natural rubber, the butadiene rubber is BR9000, the carbon black is a mixture of N-115 carbon black, N-330 carbon black and white carbon black MP 175, the weight ratio of the N-115 carbon black, the N-330 carbon black and the white carbon black 175MP is 2: 3: 0.5, the dispersant is a mixture of dispersant FS-12 and dispersant D-4A, and the weight ratio of the dispersant FS-12 to the dispersant D-4A is 1: 0.5, the weight ratio of the gamma-aminopropyltriethoxysilane modified silicon carbide to the modified aramid fiber to the organic montmorillonite to the carbon black is 5: 2: 4: 35, the preparation method of the modified aramid fiber comprises the steps of carrying out plasma treatment on the aramid fiber by using oxygen to obtain an intermediate material; adding the intermediate material into a gamma-aminopropyltriethoxysilane ethanol aqueous solution with the mass fraction of 1-3 wt%, uniformly mixing, heating to 70-90 ℃, keeping the temperature and stirring at the speed of 300-500r/min for 8h, filtering to obtain a filter cake, washing, and drying to obtain modified aramid fiber, wherein the length of the aramid fiber is 2-3 mm; the pressure of plasma treatment is 35-40Pa, the power is 650-700W, the temperature is 35-40 ℃, and the treatment time is 33-40 s; in the ethanol water solution, the volume ratio of ethanol to water is 15: 85 parts by weight; the weight ratio of the intermediate material to the gamma-aminopropyltriethoxysilane is 1: 0.5.
a preparation method of a high-elasticity wear-resistant rubber plate for sports comprises the following steps:
taking natural rubber, butyl rubber, butadiene rubber, carbon black, nano zinc oxide, an accelerator TMTD, an accelerator TTTE, an anti-aging agent RD, a flow assistant ATFLOWL-24, a dispersing agent, calcium carbonate, carbon black, sulfur, a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, polymethyl methacrylate and acrylonitrile-styrene resin, mixing, and opening to obtain a long-strip-shaped rubber material, wherein the mixing temperature is 90-100 ℃, the mixing time is 9-13min, and the opening time is 180-260 s;
step two, soaking the strip-shaped rubber material into a water solution of a separant BT0-31 for 30-40s, taking out and air-drying to obtain an intermediate rubber material;
and step three, injecting the intermediate rubber material into the mold cavity to be vulcanized and molded to obtain the rubber pad plate for the track, wherein the vulcanization pressure is 170-200Kgf/cm2, the vulcanization temperature is 150-180 ℃, and the vulcanization time is 9-10 min.
Carry out two
A high-elasticity wear-resistant rubber plate for sports comprises the following raw materials: 68-78 parts of natural rubber, 13-19 parts of butyl rubber, 9-14 parts of butadiene rubber, 55-90 parts of carbon black, 1-3 parts of nano zinc oxide, 0.9-1.1 parts of an accelerator TMTD, 1.5-2.6 parts of an accelerator TTTE, 0.5-1.9 parts of an anti-aging agent RD, 25-8 parts of a flow assistant ATFLOWL-245, 7-10 parts of a dispersing agent, 50-70 parts of calcium carbonate, 25-45 parts of carbon black, 1.5-2 parts of sulfur, 0.9-1.8 parts of a vulcanization accelerator NS, gamma-aminopropyl triethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, 25-35 parts of polymethyl methacrylate and 26-36 parts of acrylonitrile-styrene resin, the natural rubber is smoke sheet natural rubber, the butadiene rubber is BR9000, the carbon black is a mixture of N-115 carbon black, N-330 carbon black and white carbon black MP 175, the weight ratio of the N-115 carbon black, the N-330 carbon black and the white carbon black 175MP is 2: 3: 0.5, the dispersant is a mixture of dispersant FS-12 and dispersant D-4A, and the weight ratio of the dispersant FS-12 to the dispersant D-4A is 1: 0.5, the weight ratio of the gamma-aminopropyltriethoxysilane modified silicon carbide to the modified aramid fiber to the organic montmorillonite to the carbon black is 5: 2: 4: 35, the preparation method of the modified aramid fiber comprises the steps of carrying out plasma treatment on the aramid fiber by using oxygen to obtain an intermediate material; adding the intermediate material into a gamma-aminopropyltriethoxysilane ethanol aqueous solution with the mass fraction of 1-3 wt%, uniformly mixing, heating to 70-90 ℃, keeping the temperature and stirring at the speed of 300-500r/min for 8h, filtering to obtain a filter cake, washing, and drying to obtain modified aramid fiber, wherein the length of the aramid fiber is 2-3 mm; the pressure of plasma treatment is 35-40Pa, the power is 650-700W, the temperature is 35-40 ℃, and the treatment time is 33-40 s; in the ethanol water solution, the volume ratio of ethanol to water is 15: 85 parts by weight; the weight ratio of the intermediate material to the gamma-aminopropyltriethoxysilane is 1: 0.5.
a preparation method of a high-elasticity wear-resistant rubber plate for sports comprises the following steps:
taking natural rubber, butyl rubber, butadiene rubber, carbon black, nano zinc oxide, an accelerator TMTD, an accelerator TTTE, an anti-aging agent RD, a flow assistant ATFLOWL-24, a dispersing agent, calcium carbonate, carbon black, sulfur, a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, polymethyl methacrylate and acrylonitrile-styrene resin, mixing, and opening to obtain a long-strip-shaped rubber material, wherein the mixing temperature is 75-95 ℃, the mixing time is 9-13min, and the opening time is 200-280 s;
step two, soaking the strip-shaped rubber material into a water solution of a separant BT0-31 for 30-40s, taking out and air-drying to obtain an intermediate rubber material;
and step three, injecting the intermediate rubber material into the mold cavity to be vulcanized and molded to obtain the rubber pad plate for the track, wherein the vulcanization pressure is 170-200Kgf/cm2, the vulcanization temperature is 145-175 ℃, and the vulcanization time is 9-10 min.
EXAMPLE III
A high-elasticity wear-resistant rubber plate for sports comprises the following raw materials: 78-98 parts of natural rubber, 17-22 parts of butyl rubber, 10-18 parts of butadiene rubber, 55-90 parts of carbon black, 2-5 parts of nano zinc oxide, 0.5-0.8 part of an accelerator TMTD, 1.5-2.6 parts of an accelerator TTTE, 0.5-1.9 parts of an anti-aging agent RD, 242-4 parts of a flow aid ATFLOWL-242, 7-10 parts of a dispersing agent, 50-70 parts of calcium carbonate, 25-45 parts of carbon black, 1.5-2 parts of sulfur, 0.9-1.8 parts of a vulcanization accelerator NS, gamma-aminopropyl triethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, 25-35 parts of polymethyl methacrylate and 26-36 parts of acrylonitrile-styrene resin, the natural rubber is smoke sheet natural rubber, the butadiene rubber is BR9000, the carbon black is a mixture of N-115 carbon black, N-330 carbon black and white carbon black MP 175, the weight ratio of the N-115 carbon black, the N-330 carbon black and the white carbon black 175MP is 2: 3: 0.5, the dispersant is a mixture of dispersant FS-12 and dispersant D-4A, and the weight ratio of the dispersant FS-12 to the dispersant D-4A is 1: 0.5, the weight ratio of the gamma-aminopropyltriethoxysilane modified silicon carbide to the modified aramid fiber to the organic montmorillonite to the carbon black is 5: 2: 4: 35, the preparation method of the modified aramid fiber comprises the steps of carrying out plasma treatment on the aramid fiber by using oxygen to obtain an intermediate material; adding the intermediate material into a gamma-aminopropyltriethoxysilane ethanol aqueous solution with the mass fraction of 1-3 wt%, uniformly mixing, heating to 70-90 ℃, keeping the temperature and stirring at the speed of 300-500r/min for 8h, filtering to obtain a filter cake, washing, and drying to obtain modified aramid fiber, wherein the length of the aramid fiber is 2-3 mm; the pressure of plasma treatment is 35-40Pa, the power is 650-700W, the temperature is 35-40 ℃, and the treatment time is 33-40 s; in the ethanol water solution, the volume ratio of ethanol to water is 15: 85 parts by weight; the weight ratio of the intermediate material to the gamma-aminopropyltriethoxysilane is 1: 0.5.
a preparation method of a high-elasticity wear-resistant rubber plate for sports comprises the following steps:
taking natural rubber, butyl rubber, butadiene rubber, carbon black, nano zinc oxide, an accelerator TMTD, an accelerator TTTE, an anti-aging agent RD, a flow assistant ATFLOWL-24, a dispersing agent, calcium carbonate, carbon black, sulfur, a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, polymethyl methacrylate and acrylonitrile-styrene resin, mixing, and opening to obtain a long-strip-shaped rubber material, wherein the mixing temperature is 70-85 ℃, the mixing time is 9-13min, and the opening time is 195 plus 265 s;
step two, soaking the strip-shaped rubber material into a water solution of a separant BT0-31 for 30-40s, taking out and air-drying to obtain an intermediate rubber material;
and step three, injecting the intermediate rubber material into the mold cavity to be vulcanized and molded to obtain the rubber pad plate for the track, wherein the vulcanization pressure is 200-210Kgf/cm2, the vulcanization temperature is 140-165 ℃, and the vulcanization time is 11-13 min.
Example four
A high-elasticity wear-resistant rubber plate for sports comprises the following raw materials: 54-64 parts of natural rubber, 14-24 parts of butyl rubber, 13-28 parts of butadiene rubber, 35-55 parts of carbon black, 1-3 parts of nano zinc oxide, 0.5-0.8 part of an accelerator TMTD, 1.5-2.6 parts of an accelerator TTTE, 0.5-1.9 parts of an anti-aging agent RD, 242-4 parts of a flow aid ATFLOWL-242, 7-10 parts of a dispersing agent, 50-70 parts of calcium carbonate, 25-45 parts of carbon black, 1.5-2 parts of sulfur, 0.9-1.8 parts of a vulcanization accelerator NS, gamma-aminopropyl triethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, 25-35 parts of polymethyl methacrylate and 26-36 parts of acrylonitrile-styrene resin, the natural rubber is smoke sheet natural rubber, the butadiene rubber is BR9000, the carbon black is a mixture of N-115 carbon black, N-330 carbon black and white carbon black MP 175, the weight ratio of the N-115 carbon black, the N-330 carbon black and the white carbon black 175MP is 2: 3: 0.5, the dispersant is a mixture of dispersant FS-12 and dispersant D-4A, and the weight ratio of the dispersant FS-12 to the dispersant D-4A is 1: 0.5, the weight ratio of the gamma-aminopropyltriethoxysilane modified silicon carbide to the modified aramid fiber to the organic montmorillonite to the carbon black is 5: 2: 4: 35, the preparation method of the modified aramid fiber comprises the steps of carrying out plasma treatment on the aramid fiber by using oxygen to obtain an intermediate material; adding the intermediate material into a gamma-aminopropyltriethoxysilane ethanol aqueous solution with the mass fraction of 1-3 wt%, uniformly mixing, heating to 70-90 ℃, keeping the temperature and stirring at the speed of 300-500r/min for 8h, filtering to obtain a filter cake, washing, and drying to obtain modified aramid fiber, wherein the length of the aramid fiber is 2-3 mm; the pressure of plasma treatment is 35-40Pa, the power is 650-700W, the temperature is 35-40 ℃, and the treatment time is 33-40 s; in the ethanol water solution, the volume ratio of ethanol to water is 15: 85 parts by weight; the weight ratio of the intermediate material to the gamma-aminopropyltriethoxysilane is 1: 0.5.
a preparation method of a high-elasticity wear-resistant rubber plate for sports comprises the following steps:
taking natural rubber, butyl rubber, butadiene rubber, carbon black, nano zinc oxide, an accelerator TMTD, an accelerator TTTE, an anti-aging agent RD, a flow assistant ATFLOWL-24, a dispersing agent, calcium carbonate, carbon black, sulfur, a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, polymethyl methacrylate and acrylonitrile-styrene resin, mixing, and opening to obtain a long-strip-shaped rubber material, wherein the mixing temperature is 65-80 ℃, the mixing time is 13-16min, and the opening time is 195 plus 285 s;
step two, soaking the strip-shaped rubber material into a water solution of a separant BT0-31 for 30-40s, taking out and air-drying to obtain an intermediate rubber material;
and step three, injecting the intermediate rubber material into the mold cavity to be vulcanized and molded to obtain the rubber base plate for the track, wherein the vulcanization pressure is 188-.
EXAMPLE five
A high-elasticity wear-resistant rubber plate for sports comprises the following raw materials: 77-99 parts of natural rubber, 20-30 parts of butyl rubber, 15-30 parts of butadiene rubber, 75-85 parts of carbon black, 1-3 parts of nano zinc oxide, 0.5-0.8 part of an accelerator TMTD, 1.5-2.6 parts of an accelerator TTTE, 0.5-1.9 parts of an anti-aging agent RD, 242-4 parts of a flow assistant ATFLOWL-242, 7-10 parts of a dispersing agent, 50-70 parts of calcium carbonate, 25-45 parts of carbon black, 1.5-2 parts of sulfur, 0.9-1.8 parts of a vulcanization accelerator NS, gamma-aminopropyl triethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, 25-35 parts of polymethyl methacrylate and 26-36 parts of acrylonitrile-styrene resin, the natural rubber is smoke sheet natural rubber, the butadiene rubber is BR9000, the carbon black is a mixture of N-115 carbon black, N-330 carbon black and white carbon black MP 175, the weight ratio of the N-115 carbon black, the N-330 carbon black and the white carbon black 175MP is 2: 3: 0.5, the dispersant is a mixture of dispersant FS-12 and dispersant D-4A, and the weight ratio of the dispersant FS-12 to the dispersant D-4A is 1: 0.5, the weight ratio of the gamma-aminopropyltriethoxysilane modified silicon carbide to the modified aramid fiber to the organic montmorillonite to the carbon black is 5: 2: 4: 35, the preparation method of the modified aramid fiber comprises the steps of carrying out plasma treatment on the aramid fiber by using oxygen to obtain an intermediate material; adding the intermediate material into a gamma-aminopropyltriethoxysilane ethanol aqueous solution with the mass fraction of 1-3 wt%, uniformly mixing, heating to 70-90 ℃, keeping the temperature and stirring at the speed of 300-500r/min for 8h, filtering to obtain a filter cake, washing, and drying to obtain modified aramid fiber, wherein the length of the aramid fiber is 2-3 mm; the pressure of plasma treatment is 35-40Pa, the power is 650-700W, the temperature is 35-40 ℃, and the treatment time is 33-40 s; in the ethanol water solution, the volume ratio of ethanol to water is 15: 85 parts by weight; the weight ratio of the intermediate material to the gamma-aminopropyltriethoxysilane is 1: 0.5.
a preparation method of a high-elasticity wear-resistant rubber plate for sports comprises the following steps:
taking natural rubber, butyl rubber, butadiene rubber, carbon black, nano zinc oxide, an accelerator TMTD, an accelerator TTTE, an anti-aging agent RD, a flow assistant ATFLOWL-24, a dispersing agent, calcium carbonate, carbon black, sulfur, a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, polymethyl methacrylate and acrylonitrile-styrene resin, mixing, and opening to obtain a long-strip-shaped rubber material, wherein the mixing temperature is 60-80 ℃, the mixing time is 9-13min, and the opening time is 180-260 s;
step two, soaking the strip-shaped rubber material into a water solution of a separant BT0-31 for 30-40s, taking out and air-drying to obtain an intermediate rubber material;
and step three, injecting the intermediate rubber material into the mold cavity to be vulcanized and molded to obtain the rubber base plate for the track, wherein the vulcanization pressure is 230-270Kgf/cm2, the vulcanization temperature is 125-155 ℃, and the vulcanization time is 16-26 min.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The high-elasticity wear-resistant rubber plate for sports and the preparation method thereof are characterized in that the rubber plate comprises the following raw materials: 68-78 parts of natural rubber, 10-16 parts of butyl rubber, 8-15 parts of butadiene rubber, 55-90 parts of carbon black, 1-3 parts of nano zinc oxide, 0.5-0.8 part of an accelerator TMTD, 1.5-2.6 parts of an accelerator TTTE, 0.5-1.9 parts of an anti-aging agent RD, 242-4 parts of a flow aid ATFLOWL-242, 7-10 parts of a dispersing agent, 50-70 parts of calcium carbonate, 25-45 parts of carbon black, 1.5-2 parts of sulfur, 0.9-1.8 parts of a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, 25-35 parts of polymethyl methacrylate and 26-36 parts of acrylonitrile-styrene resin, wherein the natural rubber is smoked sheet natural rubber, the butadiene rubber is BR9000, and the carbon black is a mixture of N-115 carbon black, N-330 carbon black and white carbon black 175MP, the weight ratio of the N-115 carbon black, the N-330 carbon black and the white carbon black 175MP is 2: 3: 0.5, the dispersant is a mixture of dispersant FS-12 and dispersant D-4A, and the weight ratio of the dispersant FS-12 to the dispersant D-4A is 1: 0.5, wherein the weight ratio of the gamma-aminopropyl triethoxysilane modified silicon carbide to the modified aramid fiber to the organic montmorillonite to the carbon black is 5: 2: 4: 35.
2. the method for preparing a high-elasticity abrasion-resistant rubber sheet for sports as claimed in claim 1, comprising the steps of:
mixing natural rubber, butyl rubber, butadiene rubber, carbon black, nano zinc oxide, an accelerator TMTD, an accelerator TTTE, an anti-aging agent RD, a flow assistant ATFLOWL-24, a dispersing agent, calcium carbonate, carbon black, sulfur, a vulcanization accelerator NS, gamma-aminopropyltriethoxysilane modified silicon carbide, modified aramid fiber, organic montmorillonite, polymethyl methacrylate and acrylonitrile-styrene resin, and milling to obtain a long-strip-shaped rubber material;
step two, soaking the strip-shaped rubber material into a water solution of a separant BT0-31 for 30-40s, taking out and air-drying to obtain an intermediate rubber material;
and step three, injecting the intermediate rubber material into a mold cavity to be vulcanized and molded to obtain the rubber base plate for the track.
3. The high-elasticity wear-resistant sports rubber sheet according to claim 1, wherein the modified aramid fiber is prepared by subjecting aramid fiber to plasma treatment with oxygen to obtain an intermediate material; adding the intermediate material into 1-3 wt% of gamma-aminopropyltriethoxysilane ethanol aqueous solution, uniformly mixing, heating to 70-90 ℃, keeping the temperature and stirring at the speed of 300-500r/min for 8h, filtering to obtain a filter cake, washing, and drying to obtain the modified aramid fiber.
4. The high-elasticity abrasion-resistant rubber sheet for sports of claim 3, wherein the length of said aramid fiber is 2 to 3 mm; the pressure of plasma treatment is 35-40Pa, the power is 650-700W, the temperature is 35-40 ℃, and the treatment time is 33-40 s; in the ethanol water solution, the volume ratio of ethanol to water is 15: 85 parts by weight; the weight ratio of the intermediate material to the gamma-aminopropyltriethoxysilane is 1: 0.5.
5. the method for preparing a high-elasticity abrasion-resistant sports rubber sheet as claimed in claim 2, wherein in the step one, the mixing temperature is 90-100 ℃, the mixing time is 9-13min, and the open mixing time is 180-260 s.
6. The method for preparing a high-elasticity abrasion-resistant sports rubber sheet as claimed in claim 2, wherein in the third step, the vulcanization pressure is 170-.
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| CN106243531A (en) * | 2016-08-29 | 2016-12-21 | 樊之雄 | A kind of sound insulation yielding rubber plate and preparation method thereof |
| CN106883466A (en) * | 2017-03-01 | 2017-06-23 | 安徽中鼎密封件股份有限公司 | A kind of crawler belt rubber mat plate and preparation method thereof |
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Application publication date: 20210409 |