CN104592597A - Wear-resistant rubber composition for flexible pipes and rubber flexible pipe prepared from wear-resistant rubber composition - Google Patents
Wear-resistant rubber composition for flexible pipes and rubber flexible pipe prepared from wear-resistant rubber composition Download PDFInfo
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- CN104592597A CN104592597A CN201410578983.7A CN201410578983A CN104592597A CN 104592597 A CN104592597 A CN 104592597A CN 201410578983 A CN201410578983 A CN 201410578983A CN 104592597 A CN104592597 A CN 104592597A
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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
- C08L9/06—Copolymers with styrene
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a wear-resistant rubber composition for flexible pipes. The wear-resistant rubber composition comprises, by weight, 100 parts of a rubber matrix comprising chloroprene rubber, butadiene rubber and butadiene styrene rubber, 3-4 parts of a vulcanizing agent, 3-4 parts of a promoter, 4-5 parts of zinc oxide with particle sizes of 2-30nm, 1-2 parts of stearic acid, 1-3 parts of an anti-aging agent, 15-18 parts of calcium carbonate with particle sizes of 15-30nm, 4-5 parts of a softener and 3-8 parts of carboxylated polybutadiene. Through use of 4-5 parts of zinc oxide with particle sizes of 2-30nm and 15-18 parts of calcium carbonate with particle sizes of 15-30nm, the wear-resistant rubber composition can improve rubber chemical reactivity and wear resistance and improve rubber physical properties.
Description
Technical field
The present invention relates to the rubber hose of a kind of flexible pipe wear-resisting rubber composite and preparation, belong to rubber and Application Areas.
Background technology
In the traditional technology adopted in rubber preparation, the zinc oxide that uses is commonplace as vulcanization leveller, but in sulfidation, zinc oxide and promotor, vulcanizing agent, stearic acid, travel far and wide macromolecular chain and intermediate product can react.Its zinc oxide particle diameter used is 0.1 to 0.2 micron, and owing to using the particle diameter of the zinc oxide of this particle size range large, specific surface area is little, actively lowly cause vulcanization rate to slow down, degradation problem under physical and mechanical property.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of flexible pipe wear-resisting rubber composite.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of flexible pipe wear-resisting rubber composite, is characterized in that, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3 ~ 4 parts, promotor 3 ~ 4 parts, particle size range is 4 ~ 5 parts, the zinc oxide of 2 ~ 30 nanometers, stearic acid 1 ~ 2 part, protective agent 1 ~ 3 part, particle size range is 15 ~ 18 parts, the calcium carbonate of 15-30 nanometer, tenderizer 4 ~ 5 parts, carboxylated polyhutadiene 3 ~ 8 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:15-20.
The invention has the beneficial effects as follows: it is 10:3:15-20 that the present invention adopts particle size range to be 4 ~ 5 parts, the zinc oxide of 2 ~ 30 nanometers and the weight ratio of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), chemical reactivity and the wear resistance of rubber can be improved, improve the physicals of rubber.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described nano material modified rubber composition, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3.5 parts, promotor 3.5 parts, particle size range is 4.5 parts, the zinc oxide of 20 ~ 30 nanometers, stearic acid 1.55 parts, protective agent 2 parts, and particle size range is 15 parts, the calcium carbonate of 20 ~ 30 nanometers, tenderizer 4.5 parts, carboxylated polyhutadiene 35 parts.
Further, described nano material modified rubber composition, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3.5 parts, promotor 3.5 parts, particle size range is 4.5 parts, the zinc oxide of 25 ~ 28 nanometers, stearic acid 1.55 parts, protective agent 2 parts, and particle size range is 15 parts, the calcium carbonate of 25 ~ 28 nanometers, tenderizer 4.5 parts, carboxylated polyhutadiene 35 parts.
Further, described vulcanizing agent is sulphur.
Further, described tenderizer is a kind of or several arbitrarily in Stockholm tar, coal tar, coumarone indene resin or coal-tar pitch.
The present invention also provides a kind of method adopting the nano material modified rubber composition of claim 1 to 5 to prepare rubber hose, comprise the following steps: carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
Embodiment
Be described principle of the present invention and feature with the following Examples, example, only for explaining the present invention, is not intended to limit scope of the present invention.
Following examples part kg is unit.
Embodiment 1
A kind of flexible pipe wear-resisting rubber composite, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3 parts, promotor 3 parts, particle diameter is 4 parts, the zinc oxide of 5 nanometers, stearic acid 1 part, protective agent 1 part, particle diameter is 15 parts, the calcium carbonate of 10 nanometers, tenderizer 4 parts, carboxylated polyhutadiene 3 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:15.
Take above-mentioned constitutive material and follow these steps to processing preparation rubber hose, carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
Embodiment 2
A kind of flexible pipe wear-resisting rubber composite, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3.5 parts, promotor 3.5 parts, particle diameter is 4.5 parts, the zinc oxide of 30 nanometers, stearic acid 1.55 parts, protective agent 2 parts, particle diameter is 18 parts, the calcium carbonate of 30 nanometers, tenderizer 4.5 parts, carboxylated polyhutadiene 35 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:17.
Take above-mentioned constitutive material and follow these steps to processing preparation rubber hose, carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
Embodiment 3
A kind of flexible pipe wear-resisting rubber composite, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 4 parts, promotor 4 parts, particle diameter is 5 parts, the zinc oxide of 50 nanometers, stearic acid 2 parts, protective agent 3 parts, particle diameter is 20 parts, the calcium carbonate of 50 nanometers, tenderizer 5 parts, carboxylated polyhutadiene 8 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:18.
Take above-mentioned constitutive material and follow these steps to processing preparation rubber hose, carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
Embodiment 4
A kind of flexible pipe wear-resisting rubber composite, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3 parts, promotor 4 parts, particle diameter is 5 parts, the zinc oxide of 20 nanometers, stearic acid 1 part, protective agent 3 parts, particle diameter is 20 parts, the calcium carbonate of 20 nanometers, tenderizer 5 parts, carboxylated polyhutadiene 8 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:15.
Take above-mentioned constitutive material and follow these steps to processing preparation rubber hose, carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
Embodiment 5
A kind of flexible pipe wear-resisting rubber composite, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3 parts, promotor 3 parts, particle diameter is 5 parts, the zinc oxide of 50 nanometers, stearic acid 2 parts, protective agent 3 parts, particle diameter is 20 parts, the calcium carbonate of 50 nanometers, tenderizer 5 parts, carboxylated polyhutadiene 8 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:20.
Take above-mentioned constitutive material and follow these steps to processing preparation rubber hose, carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
Embodiment 6
A kind of flexible pipe wear-resisting rubber composite, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3 parts, promotor 3 parts, particle size range is 4 parts, the zinc oxide of 5 nanometers, stearic acid 2 parts, protective agent 3 parts, particle size range is 20 parts, the calcium carbonate of 50 nanometers, tenderizer 5 parts, carboxylated polyhutadiene 8 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:15.
Take above-mentioned constitutive material and follow these steps to processing preparation rubber hose, carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
Table 1: embodiment 1-6 rubber physical mechanical property contrasts
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, 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 (6)
1. a flexible pipe wear-resisting rubber composite, is characterized in that, is made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3 ~ 4 parts, promotor 3 ~ 4 parts, particle size range is 4 ~ 5 parts, the zinc oxide of 2 ~ 30 nanometers, stearic acid 1 ~ 2 part, protective agent 1 ~ 3 part, particle size range is 15 ~ 18 parts, the calcium carbonate of 15-30 nanometer, tenderizer 4 ~ 5 parts, carboxylated polyhutadiene 3 ~ 8 parts, the weight ratio of wherein said chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) is 10:3:15-20.
2. a kind of flexible pipe wear-resisting rubber composite according to claim 1, is characterized in that, be made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3.5 parts, promotor 3.5 parts, particle size range is 4.5 parts, the zinc oxide of 20 ~ 30 nanometers, stearic acid 1.55 parts, protective agent 2 parts, and particle size range is 15 parts, the calcium carbonate of 20 ~ 30 nanometers, tenderizer 4.5 parts, carboxylated polyhutadiene 35 parts.
3. a kind of flexible pipe wear-resisting rubber composite according to claim 1, is characterized in that, be made up of the raw material of following weight part: the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR) 100 parts; Vulcanizing agent 3.5 parts, promotor 3.5 parts, particle size range is 4.5 parts, the zinc oxide of 25 ~ 28 nanometers, stearic acid 1.55 parts, protective agent 2 parts, and particle size range is 15 parts, the calcium carbonate of 25 ~ 28 nanometers, tenderizer 4.5 parts, carboxylated polyhutadiene 35 parts.
4. a kind of flexible pipe wear-resisting rubber composite according to claim 1, it is characterized in that, described vulcanizing agent is sulphur.
5. a kind of flexible pipe wear-resisting rubber composite according to claim 1, is characterized in that, described tenderizer is a kind of or several arbitrarily in Stockholm tar, coal tar, coumarone indene resin or coal-tar pitch.
6. the method adopting the nano material modified rubber composition of claim 1 to 5 to prepare rubber hose, comprise the following steps: carry out rubber mixing-milling technique, first add the rubber matrix be made up of chloroprene rubber, divinyl rubber and styrene-butadiene rubber(SBR), adding nano zine oxide, nano-calcium carbonate, then by vulcanizing agent, promotor, stearic acid, protective agent and tenderizer part batch add carry out mixing, through rolling out film, shaping, sulfuration, the rubber hose of system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410578983.7A CN104592597A (en) | 2014-10-25 | 2014-10-25 | Wear-resistant rubber composition for flexible pipes and rubber flexible pipe prepared from wear-resistant rubber composition |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410578983.7A CN104592597A (en) | 2014-10-25 | 2014-10-25 | Wear-resistant rubber composition for flexible pipes and rubber flexible pipe prepared from wear-resistant rubber composition |
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| CN104592597A true CN104592597A (en) | 2015-05-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106519353A (en) * | 2016-10-28 | 2017-03-22 | 无锡市永兴金属软管有限公司 | Styrene butadiene rubber used for preparing material delivery hoses |
| CN110734595A (en) * | 2019-11-15 | 2020-01-31 | 冯彦林 | anti-aging rubber material and preparation method thereof |
-
2014
- 2014-10-25 CN CN201410578983.7A patent/CN104592597A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106519353A (en) * | 2016-10-28 | 2017-03-22 | 无锡市永兴金属软管有限公司 | Styrene butadiene rubber used for preparing material delivery hoses |
| CN110734595A (en) * | 2019-11-15 | 2020-01-31 | 冯彦林 | anti-aging rubber material and preparation method thereof |
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