CN105153482A - Synthetic rubber - Google Patents
Synthetic rubber Download PDFInfo
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- CN105153482A CN105153482A CN201510399584.9A CN201510399584A CN105153482A CN 105153482 A CN105153482 A CN 105153482A CN 201510399584 A CN201510399584 A CN 201510399584A CN 105153482 A CN105153482 A CN 105153482A
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Abstract
The present invention provides a synthetic rubber, and relates to the field of rubbers. The synthetic rubber comprises, by weight, 15-25 parts of natural rubber, 10-17 parts of an ethylene propylene diene monomer, 3-7 parts of a phenol resin, 5-10 parts of a titanate coupling agent, 15-25 parts of mineral oil, 5-11 parts of calcium oxide, 3-7 parts of magnesium hydroxide, 2-6 parts of carbon black, 1-4 parts of an anti-aging agent, and 1-3 parts of a vulcanizing agent. According to the present invention, the synthetic rubber has characteristics of good compression deformation performance, good wear resistance, and high practicality.
Description
Technical field
The present invention relates to rubber materials, in particular to a kind of synthetic rubber.
Background technology
Rubber is a kind of resilient polymkeric substance, is divided into synthetic rubber and natural rubber.Natural rubber is mainly derived from the latex of para ruber, obtains natural rubber through cohesion, washing, shaping, drying; Synthetic rubber is then obtained by artificial synthesis, and current elastomeric output is considerably beyond the output of natural rubber.Synthetic rubber is usually applied to chemical industry, machinery industry, and in these industries, particularly machinery industry, have higher requirements, and current synthetic rubber is difficult to meet industry requirement to the compression set performance of rubber, abrasion resistance properties.
Summary of the invention
In view of this, the invention provides a kind of synthetic rubber, to improve existing synthetic rubber compression set performance and all poor problem of abrasion resistance properties.
For achieving the above object, the invention provides following technical scheme:
A kind of synthetic rubber, count by weight, component is composed as follows: natural rubber 15 ~ 25 parts, terpolymer EP rubber 10 ~ 17 parts, phenolic resin 3 ~ 7 parts, titanate coupling agent 5 ~ 10 parts, 15 ~ 25 parts, mineral oil, 5 ~ 11 parts, calcium oxide, magnesium hydroxide 3 ~ 7 parts, carbon black 2 ~ 6 parts, 1 ~ 4 part, anti-aging agent, vulcanizing agent 1 ~ 3 part.
Preferably, in above-mentioned synthetic rubber, count by weight, component is composed as follows: natural rubber 19 ~ 21 parts, terpolymer EP rubber 13 ~ 15 parts, phenolic resin 5 ~ 6.5 parts, titanate coupling agent 7 ~ 8 parts, 17 ~ 20 parts, mineral oil, 8 ~ 10 parts, calcium oxide, magnesium hydroxide 5 ~ 5.5 parts, carbon black 5 ~ 5.5 parts, 2 ~ 3 parts, anti-aging agent, vulcanizing agent 2 ~ 3 parts.
Preferably, in above-mentioned synthetic rubber, described titanate coupling agent is three iso stearate isopropyl titanates.Three iso stearate isopropyl titanates belong to the monoalkoxy type in titanate coupling agent, are a kind of application titanate coupling agents widely.
Preferably, in above-mentioned synthetic rubber, described anti-aging agent is the mixture of antioxidant MB and anti-aging agent 124.Antioxidant MB and anti-aging agent 124 mixing effect, anti-aging better effects if.
Preferably, in above-mentioned synthetic rubber, described vulcanizing agent is sulphur and/or sulfur subchloride.
Relative to prior art, the present invention includes following beneficial effect: in the present invention, when synthesis such as feed composition natural rubber, terpolymer EP rubbers, calcium oxide is mixed with titanate coupling agent, and titanate coupling agent can improve the poor compression set that calcium cpd in building-up process brings.Under the environmental activity of mineral oil, phenolic resin can strengthen again the action effect of titanate coupling agent, makes the synthetic rubber obtained have good compression set performance.And under the synergy of other feed composition, obtained synthetic rubber also has high temperature resistant, abrasion resistance properties preferably.
Embodiment
Below by specific embodiment, the present invention is described in further detail.
Embodiment one
The present embodiment one provides a kind of synthetic rubber, count by weight, component is composed as follows: natural rubber 15 parts, terpolymer EP rubber 10 parts, phenolic resin 3 parts, titanate coupling agent 5 parts, 15 parts, mineral oil, 5 parts, calcium oxide, magnesium hydroxide 3 parts, carbon black 2 parts, 1 part, anti-aging agent, vulcanizing agent 1 part.
Titanate coupling agent can play strengthening action to filler modified, can reduce rubber consumption and aging inhibitor dosage, and improve goods abrasive wear resistance and resistance of aging, its gloss also can be significantly improved.In the present embodiment, titanate coupling agent is three iso stearate isopropyl titanates.Three iso stearate isopropyl titanates belong to the monoalkoxy type in titanate coupling agent, are a kind of application titanate coupling agents widely.Certainly, this kind is chosen not as restriction, also can select other titanate coupling agent, as the titanate coupling agent of monoalkoxy pyrophosphate fundamental mode.
Anti-aging agent refers to factors disrupt product propertiess such as can preventing or suppress such as oxygen, heat, light, ozone, mechanical stress, heavy metal ion, extends goods storage and the Synergist S-421 95 in work-ing life, can extend storage period and the work-ing life of rubber and goods thereof.In the present embodiment, anti-aging agent is antioxidant MB.Certainly, this kind is chosen not as restriction, also can select other anti-aging agent, as antioxidant D.
Vulcanizing agent to make rubber molecular chain play crosslinking reaction, and make linear molecule form tridimensional network, plasticity-reduces, the material that elastic strength increases.In the present embodiment, vulcanizing agent is sulphur.Certainly, this kind is chosen not as restriction, also can select other vulcanizing agent, as sulfur subchloride.
When synthesis such as feed composition natural rubber, terpolymer EP rubbers, calcium oxide is mixed with titanate coupling agent, and titanate coupling agent can improve the poor compression set that calcium cpd in building-up process brings.Under the environmental activity of mineral oil, phenolic resin can strengthen again the action effect of titanate coupling agent, makes the synthetic rubber obtained have good compression set performance.And under the synergy of other feed composition, obtained synthetic rubber also has high temperature resistant, abrasion resistance properties preferably.
Embodiment two
The present embodiment two provides a kind of synthetic rubber, count by weight, component is composed as follows: natural rubber 25 parts, terpolymer EP rubber 17 parts, phenolic resin 7 parts, titanate coupling agent 10 parts, 25 parts, mineral oil, 11 parts, calcium oxide, magnesium hydroxide 7 parts, carbon black 6 parts, 4 parts, anti-aging agent, vulcanizing agent 3 parts.
In the present embodiment, titanate coupling agent is three iso stearate isopropyl titanates.Anti-aging agent is the mixture of antioxidant MB and anti-aging agent 124, and the mass ratio of the two is 1:1.Antioxidant MB and anti-aging agent 124 mixing effect, anti-aging better effects if.Vulcanizing agent is sulfur subchloride.
Embodiment three
The present embodiment three provides a kind of synthetic rubber, count by weight, component is composed as follows: natural rubber 19 parts, terpolymer EP rubber 13 parts, phenolic resin 5 parts, titanate coupling agent 7 parts, 17 parts, mineral oil, 8 parts, calcium oxide, magnesium hydroxide 5 parts, carbon black 5 parts, 2 parts, anti-aging agent, vulcanizing agent 2 parts.
In the present embodiment, titanate coupling agent is three iso stearate isopropyl titanates, and anti-aging agent is anti-aging agent 124, and vulcanizing agent is sulphur and sulfur subchloride, and the mass ratio of sulphur and sulfur subchloride is 2:1.
Embodiment four
The present embodiment four provides a kind of synthetic rubber, count by weight, component is composed as follows: natural rubber 19.5 parts, terpolymer EP rubber 14 parts, phenolic resin 5.5 parts, titanate coupling agent 8 parts, 19 parts, mineral oil, 9 parts, calcium oxide, magnesium hydroxide 5 parts, carbon black 5 parts, 2.5 parts, anti-aging agent, vulcanizing agent 2 parts.
In the present embodiment, titanate coupling agent is three iso stearate isopropyl titanates, and anti-aging agent is the mixture of antioxidant MB and anti-aging agent 124, and the mass ratio of the two is 1:1, and vulcanizing agent is sulphur and sulfur subchloride, and the mass ratio of sulphur and sulfur subchloride is 1:1.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a synthetic rubber, it is characterized in that: count by weight, component is composed as follows: natural rubber 15 ~ 25 parts, terpolymer EP rubber 10 ~ 17 parts, phenolic resin 3 ~ 7 parts, titanate coupling agent 5 ~ 10 parts, 15 ~ 25 parts, mineral oil, 5 ~ 11 parts, calcium oxide, magnesium hydroxide 3 ~ 7 parts, carbon black 2 ~ 6 parts, 1 ~ 4 part, anti-aging agent, vulcanizing agent 1 ~ 3 part.
2. synthetic rubber according to claim 1, it is characterized in that: count by weight, component is composed as follows: natural rubber 19 ~ 21 parts, terpolymer EP rubber 13 ~ 15 parts, phenolic resin 5 ~ 6.5 parts, titanate coupling agent 7 ~ 8 parts, 17 ~ 20 parts, mineral oil, 8 ~ 10 parts, calcium oxide, magnesium hydroxide 5 ~ 5.5 parts, carbon black 5 ~ 5.5 parts, 2 ~ 3 parts, anti-aging agent, vulcanizing agent 2 ~ 3 parts.
3. synthetic rubber according to claim 1, is characterized in that: described titanate coupling agent is three iso stearate isopropyl titanates.
4. synthetic rubber according to claim 1, is characterized in that: described anti-aging agent is the mixture of antioxidant MB and anti-aging agent 124.
5. synthetic rubber according to claim 1, is characterized in that: described vulcanizing agent is sulphur and/or sulfur subchloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510399584.9A CN105153482A (en) | 2015-07-09 | 2015-07-09 | Synthetic rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510399584.9A CN105153482A (en) | 2015-07-09 | 2015-07-09 | Synthetic rubber |
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| CN105153482A true CN105153482A (en) | 2015-12-16 |
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| CN201510399584.9A Pending CN105153482A (en) | 2015-07-09 | 2015-07-09 | Synthetic rubber |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105713263A (en) * | 2016-04-20 | 2016-06-29 | 孙小燕 | Synthetic rubber and preparation method thereof |
| CN106633231A (en) * | 2016-12-31 | 2017-05-10 | 铜陵华科电子材料有限公司 | Recipe of glue solution of CEM-3 copper-clad plates with high thermal conductivity |
| CN106674626A (en) * | 2016-12-08 | 2017-05-17 | 罗德声 | Novel synthetic rubber material |
-
2015
- 2015-07-09 CN CN201510399584.9A patent/CN105153482A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105713263A (en) * | 2016-04-20 | 2016-06-29 | 孙小燕 | Synthetic rubber and preparation method thereof |
| CN106674626A (en) * | 2016-12-08 | 2017-05-17 | 罗德声 | Novel synthetic rubber material |
| CN106633231A (en) * | 2016-12-31 | 2017-05-10 | 铜陵华科电子材料有限公司 | Recipe of glue solution of CEM-3 copper-clad plates with high thermal conductivity |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151216 |