CN104403141A - High-performance environment-friendly modified natural rubber material - Google Patents
High-performance environment-friendly modified natural rubber material Download PDFInfo
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- CN104403141A CN104403141A CN201410724033.0A CN201410724033A CN104403141A CN 104403141 A CN104403141 A CN 104403141A CN 201410724033 A CN201410724033 A CN 201410724033A CN 104403141 A CN104403141 A CN 104403141A
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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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
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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
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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 high-performance environment-friendly modified natural rubber material which comprises the following raw materials in parts by weight: 35-55 parts of modified natural rubber, 40-50 parts of butadiene-acrylonitrile rubber, 1-3 parts of tetra(2-ethylhexyl)thiuram disulfide, 2-5 parts of a fluorine-containing surfactant, 1-3 parts of sulfur, 1-2 parts of an accelerator TMTD, 1-4 parts of an accelerator DTDM, 40-50 parts of carbon black, 28-35 parts of nano silicon dioxide, 20-30 parts of heavy calcium carbonate, 30-35 parts of superfine magnesium hydroxide, 5-10 parts of ammonium polyphosphate, 3-7 parts of dimethyl methylphosphate, 2-4 parts of calcium borate, 2-5 parts of magnesium borate and 1.5-2.5 parts of stearic acid. The modified natural rubber material disclosed by the invention is environment-friendly and good in heat resistance and aging resistance.
Description
Technical field
The present invention relates to technical field of rubber material, particularly relate to a kind of high-performance environment-friendly modified natural rubber material.
Background technology
Current elastomeric material and goods flourish, it replaces steel just rapidly, metal, cement and timber, the cotton natural polymer that waits is widely used in industry, agricultural, each department of the national economy such as military affairs, natural rubber material is subject to heat energy in long storage periods and use procedure, mechanical energy, the effect of luminous energy and radiating capacity, adds oxygen, ozone, moisture and variable valency metal, the chemical reaction that metal ion participates in, rubber sleeve material engenders that deliquescing is clamminess, the hardening catabiosis becoming fragile or chap, its mechanical property is degenerated even lose its original performance to cause breaking down in use procedure, and need to add synthetic materials in preparation process, and synthetic materials is often containing very high halogen, a large amount of toxic gases can be produced in combustion, cause the harm to environment, grave danger is formed to the life security of people, how modification is carried out to natural rubber, prepare a kind of environmental protection, heat-resisting, the elastomeric material that ageing-resistant performance is good becomes the current technical issues that need to address.
Summary of the invention
The present invention proposes a kind of high-performance environment-friendly modified natural rubber material, environmental protection, ageing-resistant, resistance toheat good.
A kind of high-performance environment-friendly modified natural rubber material that the present invention proposes, its raw material comprises by weight: modified natural rubber 35-55 part, paracril 40-50 part, curing four (2-ethylhexyl) thiuram 1-3 part, fluorochemical surfactant 2-5 part, sulphur 1-3 part, Vulcanization accelerator TMTD 1-2 part, vulkacit D TDM 1-4 part, carbon black 40-50 part, nano silicon 28-35 part, water-ground limestone 20-30 part, super fine magnesium hydroxide 30-35 part, ammonium polyphosphate 5-10 part, methyl-phosphoric acid dimethyl ester 3-7 part, lime borate 2-4 part, magnesium borate 2-5 part, antioxidant MB 1-3 part, antioxidant SP 2-4 part, paraffin oil 1-3 part, fragrance same clan oil 2-4 part, stearic acid 1.5-2.5 part,
Wherein modified natural rubber adopts following technique to prepare: be that 14-17wt% sulfuric acid mixes by 0.2-0.6 part rare earth element and 5-8 part concentration by weight, then dropping to concentration is in 15-18wt% high wear-resistant carbon black suspension, mixing rear dropping alkali lye to system pH value is 8-10, then stirring at normal temperature 1.5-2.5h, then adding natural rubber to natural rubber concentration in system is 18-23wt%, stir, then heating in water bath stirs 1-2h to 68-74 DEG C, add flocculation agent and occur throw out to system, filter and remove moisture, with distilled water wash 4-5 time, dehydration, drying obtains the modified natural rubber that water content is 0.25-0.55wt%, drying temperature is 65-75 DEG C.
Preferably, in above-mentioned high-performance environment-friendly modified natural rubber material, the weight ratio of modified natural rubber, paracril is 40-50:40-45.
Preferably, in above-mentioned high-performance environment-friendly modified natural rubber material, the weight ratio of ammonium polyphosphate, methyl-phosphoric acid dimethyl ester, lime borate, magnesium borate is 8-10:4-6:2-3:2-4.
Preferably, above-mentioned high-performance environment-friendly modified natural rubber material, its raw material comprises by weight: modified natural rubber 40-50 part, paracril 40-45 part, curing four (2-ethylhexyl) thiuram 1-2 part, fluorochemical surfactant 2-4 part, sulphur 1-2 part, Vulcanization accelerator TMTD 1-2 part, vulkacit D TDM 2-3 part, carbon black 45-48 part, nano silicon 30-32 part, water-ground limestone 24-28 part, super fine magnesium hydroxide 32-34 part, ammonium polyphosphate 6-8 part, methyl-phosphoric acid dimethyl ester 5-6 part, lime borate 3-4 part, magnesium borate 3-4 part, antioxidant MB 1.5-2.5 part, antioxidant SP 2.3-3.2 part, paraffin oil 2.5-2.8 part, fragrance same clan oil 3-4 part, stearic acid 2-2.4 part.
Preferably, above-mentioned high-performance environment-friendly modified natural rubber material, its raw material comprises by weight: modified natural rubber 46 parts, paracril 43 parts, curing four (2-ethylhexyl) thiuram 1.6 parts, fluorochemical surfactant 3 parts, 1.6 parts, sulphur, Vulcanization accelerator TMTD 1.6 parts, vulkacit D TDM 2.3 parts, carbon black 46 parts, nano silicon 31 parts, water-ground limestone 26 parts, super fine magnesium hydroxide 33 parts, ammonium polyphosphate 7 parts, methyl-phosphoric acid dimethyl ester 5.5 parts, lime borate 3.6 parts, magnesium borate 4 parts, antioxidant MB 2.4 parts, antioxidant SP 3 parts, paraffin oil 2.6 parts, fragrance same clan oil 3.5 parts, stearic acid 2.2 parts.
Preferably, in above-mentioned high-performance environment-friendly modified natural rubber material, modified natural rubber adopts following technique to prepare: be that 15wt% sulfuric acid mixes by 0.5 part of rare earth element and 6.8 parts of concentration by weight, then dropping to concentration is in 16wt% high wear-resistant carbon black suspension, mixing rear dropping alkali lye to system pH value is 9, then stirring at normal temperature 2h, then adding natural rubber to natural rubber concentration in system is 22wt%, stir, then heating in water bath to 70 DEG C stirs 1.5h, add flocculation agent and occur throw out to system, filter and remove moisture, with distilled water wash 4 times, dehydration, drying obtains the modified natural rubber that water content is 0.4wt%, drying temperature is 73 DEG C.
In the present invention, using modified natural rubber and paracril as major ingredient, can strengthen tensile strength and the tear strength of product, reduce tension set, goods rubber is weather-proof, ageing-resistant performance is very excellent, and fire-retardant, wear-resisting, thermotolerance is also better, adopts sulphur as vulcanizing agent, Vulcanization accelerator TMTD, vulkacit D TDM, curing four (2-ethylhexyl) thiuram as promotor, and adopts paraffin oil, fragrance same clan oil is as softening agent, and add fluorochemical surfactant further, product physical strength strengthens greatly, heat-resisting, ageing-resistant performance strengthens further, adds appropriate super fine magnesium hydroxide as acid absorber, and and carbon black, nano silicon, the acting in conjunction of water-ground limestone reinforcing filler, not only can reduce manufacturing cost, the resistance to ozone of goods, heat-resisting, flame retardant properties is good, and permanent compression set is little, antioxidant MB, antioxidant SP is to warm, oxygen, ozone and poisonous metal have good protective effect, antioxidant MB, antioxidant SP and super fine magnesium hydroxide, ammonium polyphosphate, methyl-phosphoric acid dimethyl ester, lime borate, magnesium borate acting in conjunction, the heat-resisting and thermal stability of goods is better, and work-ing life strengthens further.
Embodiment
Embodiment 1
A kind of high-performance environment-friendly modified natural rubber material, its raw material comprises by weight: modified natural rubber 46 parts, paracril 43 parts, curing four (2-ethylhexyl) thiuram 1.6 parts, fluorochemical surfactant 3 parts, 1.6 parts, sulphur, Vulcanization accelerator TMTD 1.6 parts, vulkacit D TDM 2.3 parts, carbon black 46 parts, nano silicon 31 parts, water-ground limestone 26 parts, super fine magnesium hydroxide 33 parts, ammonium polyphosphate 7 parts, methyl-phosphoric acid dimethyl ester 5.5 parts, lime borate 3.6 parts, magnesium borate 4 parts, antioxidant MB 2.4 parts, antioxidant SP 3 parts, paraffin oil 2.6 parts, fragrance same clan oil 3.5 parts, stearic acid 2.2 parts,
Wherein modified natural rubber adopts following technique to prepare: be that 15wt% sulfuric acid mixes by 0.5 part of rare earth element and 6.8 parts of concentration by weight, then dropping to concentration is in 16wt% high wear-resistant carbon black suspension, mixing rear dropping alkali lye to system pH value is 9, then stirring at normal temperature 2h, then adding natural rubber to natural rubber concentration in system is 22wt%, stir, then heating in water bath to 70 DEG C stirs 1.5h, add flocculation agent and occur throw out to system, filter and remove moisture, with distilled water wash 4 times, dehydration, drying obtains the modified natural rubber that water content is 0.4wt%, drying temperature is 73 DEG C.
Embodiment 2
A kind of high-performance environment-friendly modified natural rubber material, its raw material comprises by weight: modified natural rubber 35 parts, paracril 50 parts, curing four (2-ethylhexyl) thiuram 1 part, fluorochemical surfactant 5 parts, 1 part, sulphur, Vulcanization accelerator TMTD 2 parts, vulkacit D TDM 1 part, carbon black 50 parts, nano silicon 28 parts, water-ground limestone 30 parts, super fine magnesium hydroxide 30 parts, ammonium polyphosphate 10 parts, methyl-phosphoric acid dimethyl ester 3 parts, lime borate 4 parts, magnesium borate 2 parts, antioxidant MB 3 parts, antioxidant SP 2 parts, paraffin oil 3 parts, fragrance same clan oil 2 parts, stearic acid 2.5 parts,
Wherein modified natural rubber adopts following technique to prepare: be that 14wt% sulfuric acid mixes by 0.2 part of rare earth element and 8 parts of concentration by weight, then dropping to concentration is in 18wt% high wear-resistant carbon black suspension, mixing rear dropping alkali lye to system pH value is 8, then stirring at normal temperature 2.5h, then adding natural rubber to natural rubber concentration in system is 18wt%, stir, then heating in water bath to 74 DEG C stirs 1h, add flocculation agent and occur throw out to system, filter and remove moisture, with distilled water wash 5 times, dehydration, drying obtains the modified natural rubber that water content is 0.25wt%, drying temperature is 75 DEG C.
Embodiment 3
A kind of high-performance environment-friendly modified natural rubber material, its raw material comprises by weight: modified natural rubber 55 parts, paracril 40 parts, curing four (2-ethylhexyl) thiuram 3 parts, fluorochemical surfactant 2 parts, 3 parts, sulphur, Vulcanization accelerator TMTD 1 part, vulkacit D TDM 4 parts, carbon black 40 parts, nano silicon 35 parts, water-ground limestone 20 parts, super fine magnesium hydroxide 35 parts, ammonium polyphosphate 5 parts, methyl-phosphoric acid dimethyl ester 7 parts, lime borate 2 parts, magnesium borate 5 parts, antioxidant MB 1 part, antioxidant SP 4 parts, paraffin oil 1 part, fragrance same clan oil 4 parts, stearic acid 1.5 parts,
Wherein modified natural rubber adopts following technique to prepare: be that 17wt% sulfuric acid mixes by 0.6 part of rare earth element and 5 parts of concentration by weight, then dropping to concentration is in 15wt% high wear-resistant carbon black suspension, mixing rear dropping alkali lye to system pH value is 10, then stirring at normal temperature 1.5h, then adding natural rubber to natural rubber concentration in system is 23wt%, stir, then heating in water bath to 68 DEG C stirs 2h, add flocculation agent and occur throw out to system, filter and remove moisture, with distilled water wash 4 times, dehydration, drying obtains the modified natural rubber that water content is 0.55wt%, drying temperature is 65 DEG C.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (6)
1. a high-performance environment-friendly modified natural rubber material, it is characterized in that, its raw material comprises by weight: modified natural rubber 35-55 part, paracril 40-50 part, curing four (2-ethylhexyl) thiuram 1-3 part, fluorochemical surfactant 2-5 part, sulphur 1-3 part, Vulcanization accelerator TMTD 1-2 part, vulkacit D TDM 1-4 part, carbon black 40-50 part, nano silicon 28-35 part, water-ground limestone 20-30 part, super fine magnesium hydroxide 30-35 part, ammonium polyphosphate 5-10 part, methyl-phosphoric acid dimethyl ester 3-7 part, lime borate 2-4 part, magnesium borate 2-5 part, antioxidant MB 1-3 part, antioxidant SP 2-4 part, paraffin oil 1-3 part, fragrance same clan oil 2-4 part, stearic acid 1.5-2.5 part,
Wherein modified natural rubber adopts following technique to prepare: be that 14-17wt% sulfuric acid mixes by 0.2-0.6 part rare earth element and 5-8 part concentration by weight, then dropping to concentration is in 15-18wt% high wear-resistant carbon black suspension, mixing rear dropping alkali lye to system pH value is 8-10, then stirring at normal temperature 1.5-2.5h, then adding natural rubber to natural rubber concentration in system is 18-23wt%, stir, then heating in water bath stirs 1-2h to 68-74 DEG C, add flocculation agent and occur throw out to system, filter and remove moisture, with distilled water wash 4-5 time, dehydration, drying obtains the modified natural rubber that water content is 0.25-0.55wt%, drying temperature is 65-75 DEG C.
2. high-performance environment-friendly modified natural rubber material according to claim 1, is characterized in that, the weight ratio of modified natural rubber, paracril is 40-50:40-45.
3. high-performance environment-friendly modified natural rubber material according to claim 1, is characterized in that, the weight ratio of ammonium polyphosphate, methyl-phosphoric acid dimethyl ester, lime borate, magnesium borate is 8-10:4-6:2-3:2-4.
4. the high-performance environment-friendly modified natural rubber material according to any one of claim 1-3, it is characterized in that, its raw material comprises by weight: modified natural rubber 40-50 part, paracril 40-45 part, curing four (2-ethylhexyl) thiuram 1-2 part, fluorochemical surfactant 2-4 part, sulphur 1-2 part, Vulcanization accelerator TMTD 1-2 part, vulkacit D TDM 2-3 part, carbon black 45-48 part, nano silicon 30-32 part, water-ground limestone 24-28 part, super fine magnesium hydroxide 32-34 part, ammonium polyphosphate 6-8 part, methyl-phosphoric acid dimethyl ester 5-6 part, lime borate 3-4 part, magnesium borate 3-4 part, antioxidant MB 1.5-2.5 part, antioxidant SP 2.3-3.2 part, paraffin oil 2.5-2.8 part, fragrance same clan oil 3-4 part, stearic acid 2-2.4 part.
5. high-performance environment-friendly modified natural rubber material according to claim 4, it is characterized in that, its raw material comprises by weight: modified natural rubber 46 parts, paracril 43 parts, curing four (2-ethylhexyl) thiuram 1.6 parts, fluorochemical surfactant 3 parts, 1.6 parts, sulphur, Vulcanization accelerator TMTD 1.6 parts, vulkacit D TDM 2.3 parts, carbon black 46 parts, nano silicon 31 parts, water-ground limestone 26 parts, super fine magnesium hydroxide 33 parts, ammonium polyphosphate 7 parts, methyl-phosphoric acid dimethyl ester 5.5 parts, lime borate 3.6 parts, magnesium borate 4 parts, antioxidant MB 2.4 parts, antioxidant SP 3 parts, paraffin oil 2.6 parts, fragrance same clan oil 3.5 parts, stearic acid 2.2 parts.
6. high-performance environment-friendly modified natural rubber material according to claim 1, it is characterized in that, modified natural rubber adopts following technique to prepare: be that 15wt% sulfuric acid mixes by 0.5 part of rare earth element and 6.8 parts of concentration by weight, then dropping to concentration is in 16wt% high wear-resistant carbon black suspension, mixing rear dropping alkali lye to system pH value is 9, then stirring at normal temperature 2h, then adding natural rubber to natural rubber concentration in system is 22wt%, stir, then heating in water bath to 70 DEG C stirs 1.5h, add flocculation agent and occur throw out to system, filter and remove moisture, with distilled water wash 4 times, dehydration, drying obtains the modified natural rubber that water content is 0.4wt%, drying temperature is 73 DEG C.
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| CN201410724033.0A CN104403141A (en) | 2014-12-04 | 2014-12-04 | High-performance environment-friendly modified natural rubber material |
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| CN201410724033.0A CN104403141A (en) | 2014-12-04 | 2014-12-04 | High-performance environment-friendly modified natural rubber material |
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Cited By (4)
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| CN105273277A (en) * | 2015-11-17 | 2016-01-27 | 永嘉县伟诚橡胶工贸有限公司 | Anti-yellowing auxiliary formula for rubber and preparation method thereof |
| CN106751314A (en) * | 2016-12-05 | 2017-05-31 | 苏州英得福机电科技有限公司 | A kind of natural water proof rubber |
| CN111492000A (en) * | 2017-12-13 | 2020-08-04 | 株式会社普利司通 | Rubber composition and tire using same |
| CN117511017A (en) * | 2024-01-04 | 2024-02-06 | 江苏冠联新材料科技股份有限公司 | High-performance rubber product and application thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105273277A (en) * | 2015-11-17 | 2016-01-27 | 永嘉县伟诚橡胶工贸有限公司 | Anti-yellowing auxiliary formula for rubber and preparation method thereof |
| CN106751314A (en) * | 2016-12-05 | 2017-05-31 | 苏州英得福机电科技有限公司 | A kind of natural water proof rubber |
| CN111492000A (en) * | 2017-12-13 | 2020-08-04 | 株式会社普利司通 | Rubber composition and tire using same |
| EP3725839A4 (en) * | 2017-12-13 | 2021-08-18 | Bridgestone Corporation | Rubber composition and tire using same |
| CN111492000B (en) * | 2017-12-13 | 2023-02-17 | 株式会社普利司通 | Rubber composition and tire using same |
| CN117511017A (en) * | 2024-01-04 | 2024-02-06 | 江苏冠联新材料科技股份有限公司 | High-performance rubber product and application thereof |
| CN117511017B (en) * | 2024-01-04 | 2024-03-26 | 江苏冠联新材料科技股份有限公司 | High-performance rubber product and application thereof |
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Effective date of registration: 20160621 Address after: Fuyang City, Anhui province 236000 village Taihe County Miao Lao Ji Zhen Nan Yang Liu Miao Cun Applicant after: Liu Cao Address before: 215000 Suzhou Industrial Park, Suzhou, Donggang new village, room 192, building 105, room Applicant before: New energy technology (Suzhou) Co., Ltd. |
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