CN102504362B - Sizing material for rubber shoe sole and preparation method thereof - Google Patents
Sizing material for rubber shoe sole and preparation method thereof Download PDFInfo
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- CN102504362B CN102504362B CN201110390109.7A CN201110390109A CN102504362B CN 102504362 B CN102504362 B CN 102504362B CN 201110390109 A CN201110390109 A CN 201110390109A CN 102504362 B CN102504362 B CN 102504362B
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Abstract
The invention discloses a sizing material for a rubber shoe sole and a preparation method thereof. The sizing material comprises the following raw materials for preparing active ingredients in parts by weight: 100 parts of rubber, 1.2-2.5 parts of sulfur, 2-5 parts of zinc oxide, 1-2.5 parts of stearic acid, 1-3 parts of a medium-speed accelerant, 0.3 part of a high-speed accelerant, 1.5-3 parts of an anti-ageing agent, 35-55 parts of carbon black, 5-10 parts of softening oil, 25-35 parts of rubber powder and 1-1.5 parts of coupling agent. The preparation method comprises the following steps of: pretreating the rubber powder; plastifying rubber; compounding; milling, and the like. The rubber shoe sole produced by using a rubber powder formula and the preparation method thereof has the advantages of reduction in the tensile strength change rate by 3-5 percent, reduction in the tensile yield change rate by 5-8 percent, the same wear resistance and bending resistance as those of a rubber shoe sole produced without using rubber powder in the same type of products, smooth appearance handfeel, soft brightness and increase in grade. The sizing material is suitable for preparing rubber shoe soles of dress shoes and outdoor shoes.
Description
Technical field
The invention belongs to rubber item field, relate to the recycling of waste old, specifically a kind of sizing material for rubber shoe sole.
Technical background
Along with China's elastomeric material usage quantity increases day by day, the processing problem of waste rubber goods is also more and more outstanding, if can not properly utilize, not only can cause very big burden to environment, causes the waste of resource simultaneously.
At present, the regeneration approach of waste old material, mainly contains two aspects: the one, make rubber powder for aspects such as building asphalt modifications; The 2nd, make reclaimed rubber, add material as low grade and produce for rubber item.Rubber powder is the Powdered elastomeric material that rubber item obtains through grinding and processing processing, general rubber powder is mainly applied in low-grade goods, is widely used in the fields such as physical culture plastic sports ground, recreation ground, rubber floor tile, waterproof roll, waterproof paint, highway modifying asphalt, rubber item.
There is following problem in above-mentioned two approach:
1, produce in reclaimed rubber process at waste old, can produce the environmental pollution such as waste water, waste gas;
2, reclaimed rubber is mainly used in low-grade rubber item production, and rubber powder is mainly used in construction field, has limited to a certain extent rubber regeneration and has utilized scale and utilize benefit, thereby affected the enthusiasm of waste old process for producing.
Summary of the invention
The technical problem to be solved in the present invention, be to provide a kind of sizing material for rubber shoe sole and preparation method thereof, realize the relatively large use of rubber powder in medium-to-high grade rubber soles is produced, guaranteed that on the basis of sole quality, performance ageing-resistant to rubber soles, outward appearance sense of touch improves to some extent.Make the tensile strength velocity of variation of sole reduce by 3% ~ 5%, tensile yield velocity of variation reduces by 5% ~ 8%; With in like product, do not use the wear resisting property of the prepared rubber soles of rubber powder, resistance to bending performance identical, and outward appearance feel is smooth, brightness is soft, class improves.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of sizing material for rubber shoe sole, the raw material of making effective constituent comprises in parts by weight:
100 parts of rubber, 1.2-2.5 parts, sulphur,
2-5 parts, zinc oxide, 1-2.5 parts of stearic acid,
1-3 parts of moderate accelerators, 0.3 part of quick acting accelerator,
1.5-3 parts, anti-aging agent, 35-55 parts of carbon blacks,
5-10 parts of softening oils, 25-35 parts of rubber powders,
1-1.5 parts of coupling agents.
As a kind of restriction of the present invention, described rubber is the combination of any one or at least two kinds in natural rubber, styrene-butadiene rubber(SBR) or cis-1,4-polybutadiene rubber;
Described moderate accelerator is a kind of in sulfenamide moderate accelerator, thiazoles moderate accelerator or guanidine class moderate accelerator or the mixture at least two kinds;
Described quick acting accelerator is thiurams quick acting accelerator;
Described anti-aging agent is at least one in p phenylenediamine type antioxidant or phenol anti-aging agent;
Described coupling agent is silane coupling agent;
Described softening oil is petroleum softening oil.
As further restriction, described moderate accelerator is N-cyclohexyl-2-[4-morpholinodithio base sulphenamide, dibenzothiazyl disulfide or vulkacit D;
Described thiurams quick acting accelerator is tetramethyl-thiuram disulfide;
Described anti-aging agent is N-sec.-propyl-N ＇-diphenyl-para-phenylene diamine or 2,2 '-methylene-bis (4-methyl-6-tert-butylphenol);
Described silane coupling agent is γ mercaptopropyitrimethoxy silane;
Described softening oil is high aromatic oil or paraffin oil.
The present invention also provides the preparation method of above-mentioned sizing material for rubber shoe sole, carries out according to following steps order:
1, rubber powder pre-treatment: rubber powder, coupling agent are dropped into milling machine, at 50-60 ℃, stir 5min with the rotating speed of 20-35rpm/min, discharging is dried in the air to room temperature, obtains pre-treatment rubber powder, for subsequent use;
2, rubber plastic steelmaking: rubber is plasticated, controls William's plasticity 0.40 ± 0.05, obtains softened rubber;
3, mixing: to use mixer mixing, will in above-mentioned softened rubber, add zinc oxide and stearic acid, moderate accelerator, mixing 1.5 minutes; Then add step 1 gained pre-treatment rubber powder, after mixing 1-1.5min, then add anti-aging agent, carbon black, softening oil, mixing to evenly rear Banbury mixer discharge, obtain mixing of rubber;
4, the glue stuff compounding that step 3 obtains, uses mill, adds vulcanizing agent and quick acting accelerator, mixes, and obtains product.
Owing to having adopted above-mentioned technical scheme, the invention technological progress is:
To after rubber powder pre-treatment, carry out again the preparation of sizing material, realized the relatively large use of rubber powder in medium-to-high grade rubber soles is produced, guaranteeing, on the basis of sole quality, to have realized improvement in performance ageing-resistant to rubber soles, outward appearance sense of touch.Thermal ageing 12 hours in 100 ℃ of situations after testing, its tensile strength velocity of variation reduces by 3%-5%, and tensile yield velocity of variation reduces by 5%-8%; With in like product, do not use the wear resisting property of the prepared rubber soles of rubber powder, resistance to bending performance identical, and outward appearance feel is smooth, brightness is soft, class improves.
The present invention is applicable to the preparation of dress shoes and outdoor shoe rubber soles.
The present invention is described in further detail below in conjunction with specific embodiment.
Embodiment
Embodiment
The raw material of making its effective constituent, comprises in parts by weight:
Embodiment 1-3 uses modifying rubber powder rubber mass at the bottom of being respectively a kind of dress shoes glue, and shown in formula sees the above table, their preparation methods separately carry out according to following steps order respectively:
(1) rubber powder pre-treatment: rubber powder, coupling agent are dropped into milling machine, at 50 ℃, stir 5min with the rotating speed of 20rpm/min, discharging is dried in the air to room temperature, for subsequent use.
(2) natural rubber is plasticated, and controls William's plasticity 0.40 ± 0.05; After plasticating, natural rubber, according to formula, mixes with cis-1,4-polybutadiene rubber.
(3) mixing process: use mixer mixing; The blend glue stuff of the above-mentioned natural rubber mixing and cis-1,4-polybutadiene rubber adds zinc oxide and stearic acid, moderate accelerator, mixing 1.5 minutes; Then add the pre-treatment rubber powder in step (1), after mixing 1min, then add anti-aging agent, carbon black, softening oil, mixing to evenly rear Banbury mixer discharge.
(4) glue stuff compounding that step (3) obtains, uses mill, adds sulphur and quick acting accelerator, mixes, and has both obtained product.
Embodiment 4-5 is respectively a kind of outdoor shoe rubber soles modifying rubber powder rubber mass, and as shown in Table, its preparation method carries out according to following steps order respectively for their formula separately:
(1) rubber powder pre-treatment: rubber powder, coupling agent are dropped into milling machine, at 60 ℃, stir 5min with the rotating speed of 35rpm/min, discharging is dried in the air to room temperature, for subsequent use.
(2) natural rubber is plasticated, and controls William's plasticity 0.40 ± 0.05; After plasticating, natural rubber, according to formula, mixes with styrene-butadiene rubber(SBR).
(3) mixing process: use mixer mixing; The blend glue stuff of the above-mentioned natural rubber mixing and styrene-butadiene rubber(SBR) adds zinc oxide and stearic acid, moderate accelerator, mixing 1.5 minutes; Then add the pre-treatment rubber powder in step (1), after mixing 1.5min, then add anti-aging agent, high wear-resistant carbon black, softening oil, mixing to evenly rear Banbury mixer discharge.
(4) glue stuff compounding that step (3) obtains, uses mill, adds sulphur and quick acting accelerator, mixes, and has both obtained product.
Embodiment 6 is a kind of outdoor shoe rubber soles modifying rubber powder rubber mass, and as shown in Table, its preparation method carries out according to following steps order formula:
(1) rubber powder pre-treatment: rubber powder, coupling agent are dropped into milling machine, at 60 ℃, stir 5min with the rotating speed of 35rpm/min, discharging is dried in the air to room temperature, for subsequent use.
(2) natural rubber is plasticated, and controls William's plasticity 0.40 ± 0.05; After plasticating, natural rubber, according to formula, mixes with styrene-butadiene rubber(SBR) and cis-1,4-polybutadiene rubber.
(3) mixing process: use mixer mixing; The blend glue stuff of the above-mentioned natural rubber mixing, styrene-butadiene rubber(SBR) and cis-1,4-polybutadiene rubber adds zinc oxide and stearic acid, moderate accelerator, mixing 1.5 minutes; Then add the pre-treatment rubber powder in step (1), after mixing 1.5min, then add anti-aging agent, high wear-resistant carbon black, softening oil, mixing to evenly rear Banbury mixer discharge.
(4) glue stuff compounding that step (3) obtains, uses mill, adds sulphur and quick acting accelerator, mixes, and obtains product.
Claims (3)
1. a sizing material for rubber shoe sole,
it is characterized in thatthe raw material of making effective constituent comprises in parts by weight:
100 parts of rubber, 1.2-2.5 parts, sulphur,
2-5 parts, zinc oxide, 1-2.5 parts of stearic acid,
1-3 parts of moderate accelerators, 0.3 part of quick acting accelerator,
1.5-3 parts, anti-aging agent, 35-55 parts of carbon blacks,
5-10 parts of softening oils, 25-35 parts of rubber powders,
1-1.5 parts of coupling agents;
It carries out according to following steps order:
(1) rubber powder pre-treatment: rubber powder, coupling agent are dropped into milling machine, at 50-60 ℃, stir 5min with the rotating speed of 20-35rpm/min, discharging is dried in the air to room temperature, obtains pre-treatment rubber powder, for subsequent use;
(2) rubber plastic steelmaking: rubber is plasticated, controls William's plasticity 0.40 ± 0.05, obtains softened rubber;
(3) mixing: to use mixer mixing, will in above-mentioned softened rubber, add zinc oxide and stearic acid, moderate accelerator, mixing 1.5 minutes; Then add step 1 gained pre-treatment rubber powder, after mixing 1-1.5min, then add anti-aging agent, carbon black, softening oil, mixing to evenly rear Banbury mixer discharge, obtain glue stuff compounding;
(4) open refining: the glue stuff compounding that step 3 obtains, use mill, add vulcanizing agent and quick acting accelerator, mix, obtain product.
2. sizing material for rubber shoe sole according to claim 1,
it is characterized in thatdescribed rubber is: at least one in natural rubber, styrene-butadiene rubber(SBR) or cis-1,4-polybutadiene rubber;
Described moderate accelerator is at least one in sulfenamide moderate accelerator, thiazoles moderate accelerator or guanidine class moderate accelerator;
Described quick acting accelerator is thiurams quick acting accelerator;
Described anti-aging agent is at least one in p phenylenediamine type antioxidant or phenol anti-aging agent;
Described coupling agent is silane coupling agent;
Described softening oil is petroleum softening oil.
3. sizing material for rubber shoe sole according to claim 2,
it is characterized in that:
Described moderate accelerator is N-cyclohexyl-2-[4-morpholinodithio base sulphenamide, dibenzothiazyl disulfide or vulkacit D;
Described quick acting accelerator is tetramethyl-thiuram disulfide;
Described anti-aging agent is N-sec.-propyl-N ＇-diphenyl-para-phenylene diamine or 2,2 '-methylene-bis (4-methyl-6-tert-butylphenol);
Described silane coupling agent is γ mercaptopropyitrimethoxy silane;
Described softening oil is high aromatic oil or paraffin oil.
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| CN201110390109.7A CN102504362B (en) | 2011-11-30 | 2011-11-30 | Sizing material for rubber shoe sole and preparation method thereof |
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| CN201110390109.7A CN102504362B (en) | 2011-11-30 | 2011-11-30 | Sizing material for rubber shoe sole and preparation method thereof |
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| CN102504362B true CN102504362B (en) | 2014-05-21 |
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| CN102898608A (en) * | 2012-09-24 | 2013-01-30 | 吴江市信许塑料鞋用配套有限公司 | Preparation method of ultra-light foamed sole material |
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| CN103159999A (en) * | 2013-04-03 | 2013-06-19 | 叶建华 | Wear-resistant sole material and preparation method thereof |
| CN103214700B (en) * | 2013-04-20 | 2015-04-15 | 德州市鑫华润聚氨酯鞋材股份有限公司 | Double-hardness and double-physical-property rubber sole and preparation technology thereof |
| CN103263115B (en) * | 2013-05-22 | 2015-04-15 | 际华三五一四制革制鞋有限公司 | Double-density sole, preparation method of double-density sole, antistatic double-density shoe and preparation method of antistatic double-density shoe |
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| CN103923366B (en) * | 2014-04-21 | 2016-03-02 | 南京东亚橡塑制品有限公司 | A kind of anti-High-Voltage Insulation rubber soles and preparation method thereof |
| CN103965524B (en) * | 2014-05-20 | 2016-03-02 | 南京东亚橡塑制品有限公司 | A kind of low temperature resistance sole material and preparation method thereof |
| CN103980558B (en) * | 2014-05-29 | 2015-11-18 | 南京东亚橡塑制品有限公司 | A kind of anti-incipient scorch elastomeric material and preparation method thereof |
| CN104788741B (en) * | 2015-03-18 | 2017-01-25 | 南京东亚橡塑制品有限公司 | Composite sole combined by natural rubber and EVA and preparation process thereof |
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| TWI593554B (en) * | 2016-08-26 | 2017-08-01 | Application of single-sided plastic powder glue on the shoe method | |
| CN108178852B (en) * | 2016-12-08 | 2021-04-09 | 中国石油化工股份有限公司 | Rubber composition, vulcanized rubber, and preparation method and application thereof |
| CN109134959A (en) * | 2018-08-06 | 2019-01-04 | 广州维桢化工科技有限公司 | A kind of foaming sole material and preparation method thereof |
| CN109456515A (en) * | 2018-11-19 | 2019-03-12 | 陶伟珍 | A kind of wearability sole rubber material and preparation method thereof |
| CN111040262A (en) * | 2019-12-26 | 2020-04-21 | 瑞安市大虎鞋业有限公司 | Formula of foamed rubber for manufacturing light soles |
| CN111423631A (en) * | 2020-04-26 | 2020-07-17 | 芜湖风雪橡胶有限公司 | Antistatic rubber product and preparation method thereof |
| CN113968999B (en) * | 2020-07-24 | 2023-05-30 | 中国石油化工股份有限公司 | Rubber composition for shoe sole and application thereof, vulcanized rubber and preparation method and application thereof, and shoe sole containing vulcanized rubber |
| CN114181441A (en) * | 2021-12-25 | 2022-03-15 | 浙江恒诚鞋业有限公司 | Ice surface anti-slip sole and preparation method thereof |
| CN114456454A (en) * | 2022-02-14 | 2022-05-10 | 上海汇平化工有限公司 | Wear-resistant shoe material and preparation method thereof |
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