CN105348583A - Ball type inner container flexible anti-wear material - Google Patents
Ball type inner container flexible anti-wear material Download PDFInfo
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- CN105348583A CN105348583A CN201510918021.6A CN201510918021A CN105348583A CN 105348583 A CN105348583 A CN 105348583A CN 201510918021 A CN201510918021 A CN 201510918021A CN 105348583 A CN105348583 A CN 105348583A
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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
- C08L7/00—Compositions of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a ball type inner container flexible anti-wear material. According to the ball type inner container flexible anti-wear material, firstly cerium nitrate is adopted as a precursor to be mixed with crosslinking modified diatomite; a composite powder material of good stability and high intensity and containing cerium oxide is obtained by the methods of dispersion, heating calcination and the like; the composite powder material plays a very good role of reinforcement in rubber, and many unoccupied molecular orbitals are contained in rear earth cerium oxide; the unoccupied molecular orbitals are capable of absorbing free radicals generated during aging of a rubber macromolecule chain, so that a self-catalytic process of aging rubber is delayed, and the aging resistance is improved; a layer of coupling reagent molecular layer is formed on the surface of the powder material after enabling the composite powder material to be subjected to silane surface treatment, so that the particle size of the powder material is reduced, the aggregation state is improved, the combining capacity of a composite filler with the rubber macromolecule chain is improved, and the dispersibility of the composite filler in a rubber matrix is improved.
Description
Technical field
The present invention relates generally to ball field, particularly relates to the pliable and tough wear-resistant material of a kind of ball inner bag.
Background technology
Rubber elastomer has been one of requisite material in life now, affect the every aspect of people's daily life, there is the shadow of rubber again to medicine equipment goods from doughnut to various sebific duct goods, to the research of rubber, there is obviously realistic meaning, mostly there is contaminate environment, to problems such as human injury are larger in traditional rubber ingredients, rare-earth rubber auxiliary agent has the features such as " green " " efficiently ", environmentally friendly, therefore less pollution is the developing direction of following rubber ingredients.
Reinforced rubber performance is acted on because its special electron structure can produce " instantaneous complexing " when rubber is subject to External Force Acting when rare earth element adds in rubber, can be adsorbed on reinforced rubber on rubber macromolecule chain because it has very high surface energy, therefore rare earth element can add in rubber as rubber ingredients simultaneously.Current rare earth element mainly adds in rubber with the form of organic coordination compound or oxide compound, because rare earth oxide belongs to inorganics, rubber is polymkeric substance, therefore compatibility problem can be produced when rare earth oxide adds in rubber, in rubber matrix, also agglomeration can be there is simultaneously, therefore needing the rare earth oxide to adding to carry out surface modification, improving the reinforcing effect to rubber.
Summary of the invention
The object of the invention is just to provide the pliable and tough wear-resistant material of a kind of ball inner bag.
The present invention is achieved by the following technical solutions:
The pliable and tough wear-resistant material of a kind of ball inner bag, comprises the following steps:
Polyvinylpyrrolidone 0.8-2, borax 1-3, myo-Inositol hexaphosphate 1-2, natural rubber 130-140, cerous nitrate 20-23, silane coupling agent KH5600.3-0.5, ethyl cellulose 3-4, altax 1-2, vulcanizing agent MOCA0.8-1, antioxidant D 1-2, tributyl acetylcitrate 6-8, TriMethylolPropane(TMP) 0.1-0.2, lauryl mercaptan 2-3, polyisoprene 1-3, stearic acid 0.3-1, HMPA 1-2, sodium lignosulfonate 3-4, secondary calcium phosphate 1-2, Span-800.1-0.3, ricinolic acid 2-4, palm wax 1-2, linking agent taic0.1-0.15, montmorillonite 10-14.
2, a preparation method for the pliable and tough wear-resistant material of ball inner bag as claimed in claim 1, is characterized in that, comprise the following steps:
(1) above-mentioned montmorillonite is calcined 1-2 hour at 700-800 DEG C, cooling is placed in the sodium hydroxide solution of 10-13mol/l soaks 30-40 minute, filters, washes 3-4 time, and dry, mix with borax, secondary calcium phosphate, ball milling is even;
(2) get the 20-30% of above-mentioned silane coupling agent KH560 weight, join in its weight 200-300 times dehydrated alcohol, stir, add TriMethylolPropane(TMP), raised temperature is 47-60 DEG C, adds above-mentioned ball milling material, magnetic agitation 3-5 minute, obtains silanol liquid;
(3) above-mentioned ethyl cellulose is joined in its weight 10-14 dehydrated alcohol doubly, stir 20-30 minute, add ricinolic acid, raised temperature is 70-75 DEG C, add linking agent taic, insulation reaction 1-2 hour, mixes with above-mentioned silanol liquid, and 200-300 rev/min is stirred 40-50 minute, underpressure distillation, removing ethanol, dries the material obtained at normal temperatures, wears into fine powder;
(4) above-mentioned sodium lignosulfonate is joined in its weight 4-6 times deionized water, add polyvinylpyrrolidone, stir, obtain dispersion liquid;
(5) above-mentioned cerous nitrate is joined in its weight 26-30 times deionized water, stir, add fine powder obtained above, ultrasonic disperse 10-15 minute, raised temperature is 50-65 DEG C, and dripping concentration is the ammoniacal liquor of 25-28%, adjustment PH is 7.5-9, and insulation leaves standstill 1-2 hour, adds above-mentioned dispersion liquid, stir, suction filtration, by filter cake dry 10-13 hour at 70-80 DEG C, then send in stove, calcine 120-130 minute at 800-850 DEG C, naturally cool to normal temperature, obtain modified RE composite powder;
(6) remaining silane coupling agent KH560 is joined its weight 200-220 doubly, in the ethanolic soln of 10-12%, magnetic agitation 20-30 minute, obtains coupling agent solution;
(7) above-mentioned modified RE composite powder is joined its weight 10-15 doubly, in the ethanolic soln of 70-75%, stir, send in the water-bath of 60-65 DEG C, drip above-mentioned coupling agent solution, dropwise rear insulated and stirred 2-3 hour, rotating speed is 500-600 rev/min, suction filtration, dry, obtain silane-modified rare earth composite powder;
(8) by above-mentioned lauryl mercaptan, stearic acid mixing, stir, add palm wax, polyvinylpyrrolidone, insulated and stirred 10-15 minute at 70-76 DEG C, dripping concentration is the sulfuric acid of 95-98%, adjustment PH is 1-3, continues insulation reaction 20-30 minute, mixes with above-mentioned tributyl acetylcitrate, be stirred to normal temperature, add above-mentioned silane-modified rare earth composite powder, be uniformly mixed 20-30 minute, obtain Preblend;
(9) above-mentioned Preblend is mixed with natural rubber, send in Banbury mixer, banburying 40-50s at 65-90 DEG C, add except altax, each raw material beyond vulcanizing agent MOCA, mixing 10-12 minute, binder removal, be cooled to less than 50 DEG C, mix with each raw material of residue, stir, ball Special air nozzle accessory is filled in sizing material punching, be stacked in a certain order on forming mould, the ball inner bag of work in-process can be obtained after utilizing machine punching press, work in-process inner bag is put into mould baking, curing temperature is 150-170 DEG C, time 1-3 minute, then after cooling and shaping, be the ball inner bag of finished product.
Advantage of the present invention is:
First the present invention adopts cerous nitrate to be presoma, blended with cross-linking modified diatomite, by dispersion, the methods such as heating and calcining, the stability obtained is better, the higher composite powder containing cerium oxide of intensity, good reinforcing effect is served in rubber, and containing more unoccupied orbital in rare earth cerium oxide, the free radical that rubber macromolecule chain produces when aging can be absorbed, thus delay ageing of rubber autocatalysis process, improve ageing resistance, then by composite powder through silane surface treatment, one deck coupling agent molecule layer is defined on powder surface, reduce the particle diameter of powder, improve aggregating state, improve the binding ability of compounded mix and rubber macromolecule chain, improve the dispersiveness in rubber matrix,
The present invention fills a prescription rationally, and as ball inner bag sizing material, rebound resilience is good, and snappiness is strong.
Embodiment
Embodiment 1
The pliable and tough wear-resistant material of a kind of ball inner bag, is characterized in that: comprise the following steps:
Polyvinylpyrrolidone 0.8, borax 3, myo-Inositol hexaphosphate 1, natural rubber 140, cerous nitrate 23, silane coupling agent KH5600.5, ethyl cellulose 3, altax 2, vulcanizing agent MOCA0.8, antioxidant D 1, tributyl acetylcitrate 6, TriMethylolPropane(TMP) 0.1, lauryl mercaptan 2, polyisoprene 3, stearic acid 0.3, HMPA 1, sodium lignosulfonate 3, secondary calcium phosphate 1, Span-800.3, ricinolic acid 4, palm wax 1-2, linking agent taic0.15, montmorillonite 14.
A preparation method for the pliable and tough wear-resistant material of ball inner bag, comprises the following steps:
(1) calcined 1 hour at 800 DEG C by above-mentioned montmorillonite, cooling is placed in the sodium hydroxide solution of 13mol/l soaks 40 minutes, and filter, wash 3 times, dry, mix with borax, secondary calcium phosphate, ball milling is even;
(2) get 30% of above-mentioned silane coupling agent KH560 weight, join in its weight 300 times of dehydrated alcohols, stir, add TriMethylolPropane(TMP), raised temperature is 60 DEG C, adds above-mentioned ball milling material, magnetic agitation 3-5 minute, obtains silanol liquid;
(3) above-mentioned ethyl cellulose is joined in the dehydrated alcohol of its weight 14 times, stir 30 minutes, add ricinolic acid, raised temperature is 75 DEG C, add linking agent taic, insulation reaction 2 hours, mixes with above-mentioned silanol liquid, and 300 revs/min are stirred 50 minutes, underpressure distillation, removing ethanol, dries the material obtained at normal temperatures, wears into fine powder;
(4) above-mentioned sodium lignosulfonate is joined in its weight 4 times of deionized waters, add polyvinylpyrrolidone, stir, obtain dispersion liquid;
(5) above-mentioned cerous nitrate is joined in its weight 30 times of deionized waters, stir, add fine powder obtained above, ultrasonic disperse 15 minutes, raised temperature is 65 DEG C, and dripping concentration is the ammoniacal liquor of 28%, regulate PH to be 7.5, insulation leaves standstill 1 hour, adds above-mentioned dispersion liquid, stir, suction filtration, by filter cake at 80 DEG C dry 13 hours, then send in stove, calcine 130 minutes at 800-850 DEG C, naturally cool to normal temperature, obtain modified RE composite powder;
(6) remaining silane coupling agent KH560 is joined its weight 220 times, in the ethanolic soln of 12%, magnetic agitation 20-30 minute, obtains coupling agent solution;
(7) above-mentioned modified RE composite powder is joined its weight 15 times, 75% ethanolic soln in, stir, send in the water-bath of 65 DEG C, drip above-mentioned coupling agent solution, dropwise rear insulated and stirred 3 hours, rotating speed is 600 revs/min, suction filtration, dries, obtains silane-modified rare earth composite powder;
(8) by above-mentioned lauryl mercaptan, stearic acid mixing, stir, add palm wax, polyvinylpyrrolidone, insulated and stirred 15 minutes at 76 DEG C, dripping concentration is the sulfuric acid of 98%, regulate PH to be 3, continue insulation reaction 30 minutes, mix with above-mentioned tributyl acetylcitrate, be stirred to normal temperature, add above-mentioned silane-modified rare earth composite powder, be uniformly mixed 20-30 minute, obtain Preblend;
(9) above-mentioned Preblend is mixed with natural rubber, send in Banbury mixer, banburying 50s at 90 DEG C, add except altax, each raw material beyond vulcanizing agent MOCA, mixing 12 minutes, binder removal, be cooled to less than 50 DEG C, mix with each raw material of residue, stir, ball Special air nozzle accessory is filled in sizing material punching, be stacked in a certain order on forming mould, the ball inner bag of work in-process can be obtained after utilizing machine punching press, work in-process inner bag is put into mould baking, curing temperature is 170 DEG C, 1 minute time, then after cooling and shaping, be the ball inner bag of finished product.
Performance test:
Tensile strength: 14.4Mpa;
Elongation at break: 434.6%;
70 DEG C × 22h × 20% compression set: 16.3%;
70 DEG C × 70h air oven aging test:
Tensile strength at yield reduced rate: 5.6%, elongation at break reduced rate: 8.7%.
Claims (2)
1. the pliable and tough wear-resistant material of ball inner bag, is characterized in that: it is made up of the raw material of following weight parts:
Polyvinylpyrrolidone 0.8-2, borax 1-3, myo-Inositol hexaphosphate 1-2, natural rubber 130-140, cerous nitrate 20-23, silane coupling agent KH5600.3-0.5, ethyl cellulose 3-4, altax 1-2, vulcanizing agent MOCA0.8-1, antioxidant D 1-2, tributyl acetylcitrate 6-8, TriMethylolPropane(TMP) 0.1-0.2, lauryl mercaptan 2-3, polyisoprene 1-3, stearic acid 0.3-1, HMPA 1-2, sodium lignosulfonate 3-4, secondary calcium phosphate 1-2, Span-800.1-0.3, ricinolic acid 2-4, palm wax 1-2, linking agent taic0.1-0.15, montmorillonite 10-14.
2. a preparation method for the pliable and tough wear-resistant material of ball inner bag as claimed in claim 1, is characterized in that, comprise the following steps:
(1) above-mentioned montmorillonite is calcined 1-2 hour at 700-800 DEG C, cooling is placed in the sodium hydroxide solution of 10-13mol/l soaks 30-40 minute, filters, washes 3-4 time, and dry, mix with borax, secondary calcium phosphate, ball milling is even;
(2) get the 20-30% of above-mentioned silane coupling agent KH560 weight, join in its weight 200-300 times dehydrated alcohol, stir, add TriMethylolPropane(TMP), raised temperature is 47-60 DEG C, adds above-mentioned ball milling material, magnetic agitation 3-5 minute, obtains silanol liquid;
(3) above-mentioned ethyl cellulose is joined in its weight 10-14 dehydrated alcohol doubly, stir 20-30 minute, add ricinolic acid, raised temperature is 70-75 DEG C, add linking agent taic, insulation reaction 1-2 hour, mixes with above-mentioned silanol liquid, and 200-300 rev/min is stirred 40-50 minute, underpressure distillation, removing ethanol, dries the material obtained at normal temperatures, wears into fine powder;
(4) above-mentioned sodium lignosulfonate is joined in its weight 4-6 times deionized water, add polyvinylpyrrolidone, stir, obtain dispersion liquid;
(5) above-mentioned cerous nitrate is joined in its weight 26-30 times deionized water, stir, add fine powder obtained above, ultrasonic disperse 10-15 minute, raised temperature is 50-65 DEG C, and dripping concentration is the ammoniacal liquor of 25-28%, adjustment PH is 7.5-9, and insulation leaves standstill 1-2 hour, adds above-mentioned dispersion liquid, stir, suction filtration, by filter cake dry 10-13 hour at 70-80 DEG C, then send in stove, calcine 120-130 minute at 800-850 DEG C, naturally cool to normal temperature, obtain modified RE composite powder;
(6) remaining silane coupling agent KH560 is joined its weight 200-220 doubly, in the ethanolic soln of 10-12%, magnetic agitation 20-30 minute, obtains coupling agent solution;
(7) above-mentioned modified RE composite powder is joined its weight 10-15 doubly, in the ethanolic soln of 70-75%, stir, send in the water-bath of 60-65 DEG C, drip above-mentioned coupling agent solution, dropwise rear insulated and stirred 2-3 hour, rotating speed is 500-600 rev/min, suction filtration, dry, obtain silane-modified rare earth composite powder;
(8) by above-mentioned lauryl mercaptan, stearic acid mixing, stir, add palm wax, polyvinylpyrrolidone, insulated and stirred 10-15 minute at 70-76 DEG C, dripping concentration is the sulfuric acid of 95-98%, adjustment PH is 1-3, continues insulation reaction 20-30 minute, mixes with above-mentioned tributyl acetylcitrate, be stirred to normal temperature, add above-mentioned silane-modified rare earth composite powder, be uniformly mixed 20-30 minute, obtain Preblend;
(9) above-mentioned Preblend is mixed with natural rubber, send in Banbury mixer, banburying 40-50s at 65-90 DEG C, add except altax, each raw material beyond vulcanizing agent MOCA, mixing 10-12 minute, binder removal, be cooled to less than 50 DEG C, mix with each raw material of residue, stir, ball Special air nozzle accessory is filled in sizing material punching, be stacked in a certain order on forming mould, the ball inner bag of work in-process can be obtained after utilizing machine punching press, work in-process inner bag is put into mould baking, curing temperature is 150-170 DEG C, time 1-3 minute, then after cooling and shaping, be the ball inner bag of finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510918021.6A CN105348583A (en) | 2015-12-10 | 2015-12-10 | Ball type inner container flexible anti-wear material |
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| CN201510918021.6A CN105348583A (en) | 2015-12-10 | 2015-12-10 | Ball type inner container flexible anti-wear material |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105820378A (en) * | 2016-04-05 | 2016-08-03 | 广东轻工职业技术学院 | Coated rubber compound of universal printing rubber roll and preparation method thereof |
| CN106633220A (en) * | 2016-11-29 | 2017-05-10 | 天长市良文运动器材有限公司 | Impact-resistant rubber material for baseball centers |
| CN106832442A (en) * | 2016-11-29 | 2017-06-13 | 天长市良文运动器材有限公司 | A kind of baseball core elastomeric material |
| CN107158667A (en) * | 2017-06-08 | 2017-09-15 | 漳州市冠腾体育用品有限公司 | Tire in a kind of Noctilucent basketball |
| CN111234470A (en) * | 2018-11-28 | 2020-06-05 | 合肥杰事杰新材料股份有限公司 | Thermal-aging-resistant PET (polyethylene terephthalate) nano composite material and preparation method thereof |
| CN111234514A (en) * | 2018-11-28 | 2020-06-05 | 合肥杰事杰新材料股份有限公司 | Thermal-aging-resistant nylon 6 nanocomposite and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105820378A (en) * | 2016-04-05 | 2016-08-03 | 广东轻工职业技术学院 | Coated rubber compound of universal printing rubber roll and preparation method thereof |
| CN106633220A (en) * | 2016-11-29 | 2017-05-10 | 天长市良文运动器材有限公司 | Impact-resistant rubber material for baseball centers |
| CN106832442A (en) * | 2016-11-29 | 2017-06-13 | 天长市良文运动器材有限公司 | A kind of baseball core elastomeric material |
| CN107158667A (en) * | 2017-06-08 | 2017-09-15 | 漳州市冠腾体育用品有限公司 | Tire in a kind of Noctilucent basketball |
| CN111234470A (en) * | 2018-11-28 | 2020-06-05 | 合肥杰事杰新材料股份有限公司 | Thermal-aging-resistant PET (polyethylene terephthalate) nano composite material and preparation method thereof |
| CN111234514A (en) * | 2018-11-28 | 2020-06-05 | 合肥杰事杰新材料股份有限公司 | Thermal-aging-resistant nylon 6 nanocomposite and preparation method thereof |
| CN111234470B (en) * | 2018-11-28 | 2022-04-26 | 合肥杰事杰新材料股份有限公司 | Thermal-aging-resistant PET (polyethylene terephthalate) nano composite material and preparation method thereof |
| CN111234514B (en) * | 2018-11-28 | 2022-04-26 | 合肥杰事杰新材料股份有限公司 | Thermal-aging-resistant nylon 6 nanocomposite and preparation method thereof |
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Application publication date: 20160224 |