CN115746421A - Environment-friendly sole material with light function and preparation method thereof - Google Patents
Environment-friendly sole material with light function and preparation method thereof Download PDFInfo
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- CN115746421A CN115746421A CN202211587501.5A CN202211587501A CN115746421A CN 115746421 A CN115746421 A CN 115746421A CN 202211587501 A CN202211587501 A CN 202211587501A CN 115746421 A CN115746421 A CN 115746421A
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- 239000000463 material Substances 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 229920001971 elastomer Polymers 0.000 claims abstract description 33
- 239000005060 rubber Substances 0.000 claims abstract description 33
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 29
- 239000011521 glass Substances 0.000 claims abstract description 25
- 239000011324 bead Substances 0.000 claims abstract description 24
- 239000005062 Polybutadiene Substances 0.000 claims abstract description 22
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 229920002857 polybutadiene Polymers 0.000 claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 239000013543 active substance Substances 0.000 claims abstract description 18
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 18
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 16
- 239000006229 carbon black Substances 0.000 claims abstract description 16
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 16
- 229920001194 natural rubber Polymers 0.000 claims abstract description 16
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 16
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000008117 stearic acid Substances 0.000 claims abstract description 16
- 239000011787 zinc oxide Substances 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims description 42
- 238000001816 cooling Methods 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 29
- 238000003756 stirring Methods 0.000 claims description 16
- 229920001030 Polyethylene Glycol 4000 Polymers 0.000 claims description 8
- 239000005388 borosilicate glass Substances 0.000 claims description 8
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical group OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 8
- BYLSIPUARIZAHZ-UHFFFAOYSA-N 2,4,6-tris(1-phenylethyl)phenol Chemical group C=1C(C(C)C=2C=CC=CC=2)=C(O)C(C(C)C=2C=CC=CC=2)=CC=1C(C)C1=CC=CC=C1 BYLSIPUARIZAHZ-UHFFFAOYSA-N 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- 239000012190 activator Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 229920000098 polyolefin Polymers 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 6
- 239000011593 sulfur Substances 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000011325 microbead Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses an environment-friendly sole material with a light function and a preparation method thereof, wherein the environment-friendly sole material comprises the following raw materials in parts by weight: 40-50 parts of butadiene rubber; 15-20 parts of styrene butadiene rubber; 30-40 parts of mother rubber; 5-10 parts of white carbon black; 5-10 parts of glass beads; 10-15 parts of naphthenic oil; 5-5.5 parts of zinc oxide; 1-1.3 parts of stearic acid; 8-12 parts of an active agent; 3-4 parts of an anti-aging agent; 2.5-3 parts of an accelerator. According to the environment-friendly sole material with the light function and the preparation method thereof, the rubber masterbatch consisting of natural rubber and POE has excellent cold resistance, wear resistance and chemical medium resistance, the natural rubber belongs to an environment-friendly material, POE waste materials can be recycled, environment friendliness is facilitated, and the glass beads have the effects of light weight, energy conservation and environment friendliness on the material.
Description
Technical Field
The invention relates to the field of shoe materials, in particular to an environment-friendly sole material with a light function and a preparation method thereof.
Background
At present, soles in the market are roughly divided into rubber soles, EVA foamed soles and rubber and plastic soles. The foamed sole is widely applied to sports shoes due to light weight and high elasticity, and the rubber sole is widely applied to leather shoes and special workers due to excellent wear resistance, skid resistance and chemical properties.
The rubber soles are mostly used for special workers such as military and the like due to excellent performances of skid resistance, wear resistance, puncture resistance and chemical medium resistance, but the rubber materials are not light, so that the health and the comfort of a human body are influenced due to the fatigue of feet caused by wearing the rubber soles for one day.
Disclosure of Invention
The invention mainly aims to provide an environment-friendly sole material with a light weight function and a preparation method thereof, which can effectively solve the problems in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
the environment-friendly sole material with the light function comprises the following raw materials in parts by weight: 40-50 parts of butadiene rubber; 15-20 parts of styrene butadiene rubber; 30-40 parts of mother rubber; 5-10 parts of white carbon black; 5-10 parts of glass beads; 10-15 parts of naphthenic oil; 5-5.5 parts of zinc oxide; 1-1.3 parts of stearic acid; 8-12 parts of an active agent; 3-4 parts of an anti-aging agent; 2.5-3 parts of an accelerator.
Preferably, the preparation method of the mother rubber comprises the following steps:
a1: required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing;
a2: when the mixing temperature is increased to 90 ℃, carrying out first material turning; when the temperature is raised to 100 ℃, performing second material turning;
a3: and (3) heating to 110 ℃, extruding the mixed mixture into sheets in a double-screw extruder, cooling by a cooling machine, slicing, and standing at room temperature for more than 12 hours to obtain the masterbatch.
Preferably, the POE is a polyolefin copolymer.
Preferably, the butadiene rubber is BR9000 type, the styrene-butadiene rubber is SBR1502 type, the glass micro-beads are borosilicate glass, the active agent is PEG4000, the naphthenic oil is KN4006 type, the anti-aging agent is styrenated phenol, and the accelerator is sulfur.
Preferably, 43 parts of butadiene rubber, 18 parts of styrene-butadiene rubber, 32 parts of masterbatch, 9 parts of white carbon black, 6 parts of glass beads, 11 parts of naphthenic oil, 5.3 parts of zinc oxide, 1.1 parts of stearic acid, 9 parts of an active agent, 3.5 parts of an anti-aging agent and 2.6 parts of an accelerator.
Preferably, the butadiene rubber is 48 parts, the styrene butadiene rubber is 15 parts, the masterbatch is 30 parts, the white carbon black is 5 parts, the glass beads are 10 parts, the naphthenic oil is 15 parts, the zinc oxide is 5 parts, the stearic acid is 1.3 parts, the activator is 8 parts, the anti-aging agent is 4 parts, and the accelerator is 2.5 parts.
Preferably, the butadiene rubber is 40 parts, the styrene butadiene rubber is 20 parts, the masterbatch is 36 parts, the white carbon black is 7 parts, the glass beads are 9 parts, the naphthenic oil is 13 parts, the zinc oxide is 5.1 parts, the stearic acid is 1.1 parts, the activator is 8 parts, the anti-aging agent is 4 parts, and the accelerator is 3 parts.
The preparation method of the environment-friendly sole material with the light weight function comprises the following operation steps:
s1: firstly, required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing, and when the mixing temperature is increased to 90 ℃, the first stirring is carried out; when the temperature is raised to 100 ℃, performing second material turning; when the temperature is raised to 110 ℃, extruding the mixed mixture into slices in a double-screw extruder, cooling the slices by a cooler, and standing the slices at room temperature for more than 12 hours to form a masterbatch;
s2: weighing the required raw materials of the masterbatch prepared in the step S1, the butadiene rubber, the styrene-butadiene rubber, the zinc oxide, the stearic acid, the activator and the anti-aging agent in parts by mass, and putting the raw materials into a Mo Mali internal mixer for preheating for 1min; continuously adding white carbon black and naphthenic oil with required mass for banburying, and carrying out first-time material turning when the banburying temperature is raised to 80 ℃; when the banburying temperature is increased to 90 ℃, adding glass beads with required mass, and when the banburying temperature is increased to 100 ℃, carrying out secondary material stirring; when the banburying temperature is raised to 110 ℃, extruding the banburying mixture into sheets in a double-screw extruder, cooling the sheets by a cooler, slicing the sheets, and standing the sheets at room temperature for more than 24 hours;
s3: mixing the banburying mixture and the accelerator obtained in the step S2 by a roller type open mill, wherein the roller distance is 5mm, drawing Bao Sanci, then taking out a sheet and cooling to obtain a rubber sheet;
s4: and S3, molding the rubber sheet obtained in the step 3 by a mold to obtain a sole product.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the natural rubber and the POE are crosslinked, so that the formed masterbatch has excellent cold resistance and chemical medium resistance, and has great advantages in tensile strength and tear strength; the glass beads added with borosilicate glass have various performances such as low density, acid and alkali resistance, electric insulation and the like, and have important significance for light weight, energy conservation and environmental protection of materials; the active agent is PEG4000, so that various rubber materials and additives are uniformly dispersed, the scorching time is prolonged, the physical and mechanical properties of rubber are improved, and the surface of a product is bright; the sole material prepared by the method has the advantages of good cold resistance, excellent wear resistance, light sole and the like, and also improves the environmental protection property and the service life of shoe material products.
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.
The first embodiment is as follows:
the environment-friendly sole material with the light function comprises the following raw materials in parts by weight: 40-50 parts of butadiene rubber; 15-20 parts of styrene butadiene rubber; 30-40 parts of mother rubber; 5-10 parts of white carbon black; 5-10 parts of glass beads; 10-15 parts of naphthenic oil; 5-5.5 parts of zinc oxide; 1-1.3 parts of stearic acid; 8-12 parts of an active agent; 3-4 parts of an anti-aging agent; 2.5-3 parts of accelerator, and a preparation method of the mother rubber, which comprises the following steps: a1: required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing; a2: when the mixing temperature is increased to 90 ℃, carrying out first material turning; when the temperature is raised to 100 ℃, performing second material turning; a3: and (3) heating the mixed mixture to 110 ℃, extruding the mixed mixture into sheets in a double-screw extruder, cooling the sheets by a cooling machine, slicing the sheets, and standing the sheets at room temperature for more than 12 hours to obtain a masterbatch, wherein POE is polyolefin copolymer, butadiene rubber is BR9000 type, butadiene styrene rubber is SBR1502 type, glass beads are borosilicate glass, an active agent is PEG4000, naphthenic oil is KN4006 type, an anti-aging agent is styrenated phenol, and an accelerator is sulfur.
The preparation method of the environment-friendly sole material with the light weight function comprises the following operation steps:
s1: firstly, required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing, and when the mixing temperature is increased to 90 ℃, the first stirring is carried out; when the temperature is raised to 100 ℃, performing second material turning; when the temperature is raised to 110 ℃, extruding the mixed mixture into slices in a double-screw extruder, cooling the slices by a cooler, and standing the slices at room temperature for more than 12 hours to form a masterbatch;
s2: weighing raw materials of the masterbatch prepared in the step S1, butadiene rubber, styrene butadiene rubber, zinc oxide, stearic acid, an active agent and an anti-aging agent in required parts by mass, and preheating the raw materials in a Mo Mali internal mixer for 1min; continuously adding white carbon black and naphthenic oil with required mass for banburying, and carrying out first stirring when the banburying temperature is raised to 80 ℃; when the banburying temperature is increased to 90 ℃, adding glass beads with required mass, and when the banburying temperature is increased to 100 ℃, carrying out secondary material stirring; when the banburying temperature is raised to 110 ℃, extruding the banburying mixture into sheets in a double-screw extruder, cooling the sheets by a cooler, slicing the sheets, and standing the sheets at room temperature for more than 24 hours;
s3: mixing the banburying mixture and the accelerator obtained in the step S2 by a roller type open mill, wherein the roller distance is 5mm, drawing Bao Sanci, then discharging and cooling to obtain a rubber sheet;
s4: and S3, molding the rubber sheet obtained in the step S3 by a mold to obtain a sole product.
Example two:
the environment-friendly sole material with the light function comprises the following raw materials in parts by weight: 43 parts of butadiene rubber, 18 parts of styrene butadiene rubber, 32 parts of rubber master batch, 9 parts of white carbon black, 6 parts of glass beads, 11 parts of naphthenic oil, 5.3 parts of zinc oxide, 1.1 parts of stearic acid, 9 parts of an active agent, 3.5 parts of an anti-aging agent and 2.6 parts of an accelerator, and the preparation method of the rubber master batch comprises the following steps: a1: required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing; a2: when the mixing temperature is increased to 90 ℃, carrying out first material turning; when the temperature is raised to 100 ℃, performing second material turning; a3: and (3) heating the mixed mixture to 110 ℃, extruding the mixed mixture into sheets in a double-screw extruder, cooling the sheets by a cooling machine, slicing the sheets, and standing the sheets at room temperature for more than 12 hours to obtain a masterbatch, wherein POE is polyolefin copolymer, butadiene rubber is BR9000 type, butadiene styrene rubber is SBR1502 type, glass beads are borosilicate glass, an active agent is PEG4000, naphthenic oil is KN4006 type, an anti-aging agent is styrenated phenol, and an accelerator is sulfur.
The preparation method of the environment-friendly sole material with the light weight function comprises the following operation steps:
s1: firstly, required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing, and when the mixing temperature is increased to 90 ℃, the first stirring is carried out; when the temperature is raised to 100 ℃, performing second material turning; when the temperature is raised to 110 ℃, extruding the mixed mixture into slices in a double-screw extruder, cooling the slices by a cooler, and standing the slices at room temperature for more than 12 hours to form a masterbatch;
s2: weighing the required raw materials of the masterbatch prepared in the step S1, the butadiene rubber, the styrene-butadiene rubber, the zinc oxide, the stearic acid, the activator and the anti-aging agent in parts by mass, and putting the raw materials into a Mo Mali internal mixer for preheating for 1min; continuously adding white carbon black and naphthenic oil with required mass for banburying, and carrying out first-time material turning when the banburying temperature is raised to 80 ℃; when the banburying temperature is increased to 90 ℃, adding glass beads with required mass, and when the banburying temperature is increased to 100 ℃, carrying out secondary material stirring; when the banburying temperature is raised to 110 ℃, extruding the banburying mixture into sheets in a double-screw extruder, cooling the sheets by a cooler, slicing the sheets, and standing the sheets at room temperature for more than 24 hours;
s3: mixing the banburying mixture and the accelerator obtained in the step S2 by a roller type open mill, wherein the roller distance is 5mm, drawing Bao Sanci, then discharging and cooling to obtain a rubber sheet;
s4: and S3, molding the rubber sheet obtained in the step 3 by a mold to obtain a sole product.
Example three:
the environment-friendly sole material with the light function comprises the following raw materials in parts by weight: the preparation method comprises the following steps of preparing 48 parts of butadiene rubber, 15 parts of styrene butadiene rubber, 30 parts of rubber master batch, 5 parts of white carbon black, 10 parts of glass beads, 15 parts of naphthenic oil, 5 parts of zinc oxide, 1.3 parts of stearic acid, 8 parts of an active agent, 4 parts of an anti-aging agent and 2.5 parts of an accelerator, wherein the preparation method comprises the following steps: a1: required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing; a2: when the mixing temperature is increased to 90 ℃, carrying out first material turning; when the temperature is raised to 100 ℃, performing second material turning; a3: and (3) heating the mixed mixture to 110 ℃, extruding the mixed mixture into sheets in a double-screw extruder, cooling the sheets by a cooling machine, slicing the sheets, and standing the sheets at room temperature for more than 12 hours to obtain a masterbatch, wherein POE is polyolefin copolymer, butadiene rubber is BR9000 type, butadiene styrene rubber is SBR1502 type, glass beads are borosilicate glass, an active agent is PEG4000, naphthenic oil is KN4006 type, an anti-aging agent is styrenated phenol, and an accelerator is sulfur.
The preparation method of the environment-friendly sole material with the light weight function comprises the following operation steps:
s1: firstly, required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing, and when the mixing temperature is increased to 90 ℃, the first stirring is carried out; when the temperature is raised to 100 ℃, performing second material turning; when the temperature is raised to 110 ℃, extruding the mixed mixture into slices in a double-screw extruder, cooling the slices by a cooler, and standing the slices at room temperature for more than 12 hours to form a masterbatch;
s2: weighing raw materials of the masterbatch prepared in the step S1, butadiene rubber, styrene butadiene rubber, zinc oxide, stearic acid, an active agent and an anti-aging agent in required parts by mass, and preheating the raw materials in a Mo Mali internal mixer for 1min; continuously adding white carbon black and naphthenic oil with required mass for banburying, and carrying out first stirring when the banburying temperature is raised to 80 ℃; when the banburying temperature is increased to 90 ℃, adding glass beads with required mass, and when the banburying temperature is increased to 100 ℃, carrying out secondary material stirring; when the banburying temperature is raised to 110 ℃, extruding the banburying mixture into sheets in a double-screw extruder, cooling the sheets by a cooler, slicing the sheets, and standing the sheets at room temperature for more than 24 hours;
s3: mixing the banburying mixture and the accelerator obtained in the step S2 by a roller type open mill, wherein the roller distance is 5mm, drawing Bao Sanci, then discharging and cooling to obtain a rubber sheet;
s4: and S3, molding the rubber sheet obtained in the step 3 by a mold to obtain a sole product.
Example four:
the environment-friendly sole material with the light function comprises the following raw materials in parts by weight: 40 parts of butadiene rubber, 20 parts of styrene butadiene rubber, 36 parts of masterbatch, 7 parts of white carbon black, 9 parts of glass beads, 13 parts of naphthenic oil, 5.1 parts of zinc oxide, 1.1 parts of stearic acid, 8 parts of an active agent, 4 parts of an anti-aging agent and 3 parts of an accelerator, and the preparation method of the masterbatch comprises the following steps: a1: required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing; a2: when the mixing temperature is increased to 90 ℃, carrying out first material turning; when the temperature is raised to 100 ℃, performing second material turning; a3: and (3) heating the mixed mixture to 110 ℃, extruding the mixed mixture into sheets in a double-screw extruder, cooling the sheets by a cooling machine, slicing the sheets, and standing the sheets at room temperature for more than 12 hours to obtain a masterbatch, wherein POE is polyolefin copolymer, butadiene rubber is BR9000 type, butadiene styrene rubber is SBR1502 type, glass beads are borosilicate glass, an active agent is PEG4000, naphthenic oil is KN4006 type, an anti-aging agent is styrenated phenol, and an accelerator is sulfur.
The preparation method of the environment-friendly sole material with the light weight function comprises the following operation steps:
s1: firstly, required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing, and when the mixing temperature is increased to 90 ℃, the first stirring is carried out; when the temperature is raised to 100 ℃, performing second material turning; when the temperature is raised to 110 ℃, extruding the mixed mixture into slices in a double-screw extruder, cooling the slices by a cooler, and standing the slices at room temperature for more than 12 hours to form a masterbatch;
s2: weighing the required raw materials of the masterbatch prepared in the step S1, the butadiene rubber, the styrene-butadiene rubber, the zinc oxide, the stearic acid, the activator and the anti-aging agent in parts by mass, and putting the raw materials into a Mo Mali internal mixer for preheating for 1min; continuously adding white carbon black and naphthenic oil with required mass for banburying, and carrying out first stirring when the banburying temperature is raised to 80 ℃; when the banburying temperature is increased to 90 ℃, adding glass beads with required mass, and when the banburying temperature is increased to 100 ℃, carrying out secondary material stirring; when the banburying temperature is raised to 110 ℃, extruding the banburying mixture into sheets in a double-screw extruder, cooling the sheets by a cooler, slicing the sheets, and standing the sheets at room temperature for more than 24 hours;
s3: mixing the banburying mixture and the accelerator obtained in the step S2 by a roller type open mill, wherein the roller distance is 5mm, drawing Bao Sanci, then discharging and cooling to obtain a rubber sheet;
s4: and S3, molding the rubber sheet obtained in the step 3 by a mold to obtain a sole product.
According to the invention, the natural rubber and the POE are crosslinked, so that the formed masterbatch has excellent cold resistance and chemical medium resistance, and has great advantages in tensile strength and tear strength; the glass beads added with borosilicate glass have various performances such as low density, acid and alkali resistance, electric insulation and the like, and have important significance for light weight, energy conservation and environmental protection of materials; the active agent is PEG4000, so that various rubber materials and additives are uniformly dispersed, the scorching time is prolonged, the physical and mechanical properties of rubber are improved, and the surface of a product is bright; the sole material prepared by the method has the advantages of good cold resistance, excellent wear resistance, light sole and the like, and the environmental protection performance and the service life of shoe material products are also improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Environmental protection sole material with light function, its characterized in that: the composition comprises the following raw materials in parts by weight: 40-50 parts of butadiene rubber; 15-20 parts of styrene butadiene rubber; 30-40 parts of mother rubber; 5-10 parts of white carbon black; 5-10 parts of glass beads; 10-15 parts of naphthenic oil; 5-5.5 parts of zinc oxide; 1-1.3 parts of stearic acid; 8-12 parts of an active agent; 3-4 parts of an anti-aging agent; 2.5-3 parts of an accelerator.
2. The environmentally friendly sole material with a light weight function according to claim 1, wherein: the preparation method of the mother rubber comprises the following steps:
a1: required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing;
a2: when the mixing temperature is increased to 90 ℃, carrying out first material turning; when the temperature is raised to 100 ℃, performing second material turning;
a3: and (3) heating to 110 ℃, extruding the mixed mixture into sheets in a double-screw extruder, cooling by a cooling machine, slicing, and standing at room temperature for more than 12 hours to obtain the masterbatch.
3. The environmentally friendly sole material with a light weight function according to claim 2, wherein: the POE is polyolefin copolymer.
4. The environmentally friendly sole material with a light weight function according to claim 1, wherein: the butadiene rubber is BR9000 type, the styrene butadiene rubber is SBR1502 type, the glass beads are borosilicate glass, the active agent is PEG4000, the naphthenic oil is KN4006 type, the anti-aging agent is styrenated phenol, and the accelerator is sulfur.
5. The method for preparing the environment-friendly sole material with the light weight function according to claim 1, wherein the method comprises the following steps: the method comprises the following operation steps:
s1: firstly, required natural rubber 3L, POE is put into a mixing roll according to the mass ratio of 2:1 for mixing, and when the mixing temperature is increased to 90 ℃, the first stirring is carried out; when the temperature is raised to 100 ℃, performing second material turning; when the temperature is raised to 110 ℃, extruding the mixed mixture into slices in a double-screw extruder, cooling the slices by a cooler, and standing the slices at room temperature for more than 12 hours to form a masterbatch;
s2: weighing the required raw materials of the masterbatch prepared in the step S1, the butadiene rubber, the styrene-butadiene rubber, the zinc oxide, the stearic acid, the activator and the anti-aging agent in parts by mass, and putting the raw materials into a Mo Mali internal mixer for preheating for 1min; continuously adding white carbon black and naphthenic oil with required mass for banburying, and carrying out first stirring when the banburying temperature is raised to 80 ℃; when the banburying temperature is increased to 90 ℃, adding glass beads with required mass, and when the banburying temperature is increased to 100 ℃, carrying out secondary material stirring; when the banburying temperature is raised to 110 ℃, extruding the banburying mixture into sheets in a double-screw extruder, cooling the sheets by a cooler, slicing the sheets, and standing the sheets at room temperature for more than 24 hours;
s3: mixing the banburying mixture and the accelerator obtained in the step S2 by a roller type open mill, wherein the roller distance is 5mm, drawing Bao Sanci, then discharging and cooling to obtain a rubber sheet;
s4: and S3, molding the rubber sheet obtained in the step 3 by a mold to obtain a sole product.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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