CN112225966B - Chlorinated rubber material, preparation method and application thereof - Google Patents
Chlorinated rubber material, preparation method and application thereof Download PDFInfo
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- C08K3/20—Oxides; Hydroxides
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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Abstract
The invention provides a chlorinated rubber material, a preparation method and application thereof, belongs to the technical field of rubber materials, and is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 30-50 parts of plasticizer DOP, 5-6 parts of activator ZnO, 4-10 parts of magnesium oxide, 1-2 parts of activator stearic acid, 2-3 parts of antioxidant RD, 3-5 parts of antioxidant 4010NA, 50-100 parts of light calcium carbonate, 3-5 parts of vulcanizing agent sulfur and 2-3 parts of accelerator; if the black material is prepared, adding 80-90 parts of carbon black FEF; if the gray material is prepared, 80-90 parts of white carbon black, 3-15 parts of titanium dioxide and 0.3-5 parts of carbon black can be added; if the red material is prepared, 80-90 parts of white carbon black, 3-15 parts of titanium dioxide and 0.3-5 parts of permanent red can be added; if the blue material is prepared, 80-90 parts of white carbon black, 3-15 parts of titanium dioxide and 0.3-5 parts of phthalocyanine blue can be added; if the grey material is prepared, 80-90 parts of white carbon black, 3-15 parts of titanium white and 0.3-5 parts of benzidine yellow can be added. The invention is low temperature resistant, wear resistant, non-discoloring when being used as a color rubber tube, long service life, ozone resistance, brightness when being used as a smooth surface tube and higher performance-price ratio; the rubber is suitable for being used as the outer rubber of the steel wire woven rubber pipe and can be popularized and used in a large range.
Description
Technical Field
The invention relates to the technical field of rubber materials, in particular to a chlorinated rubber material, a preparation method and application thereof.
Background
At present, the rubber seeds for the outer rubber of the steel wire woven rubber pipe are mainly rubber-plastic alloy and CPE. Both rubbers have their own advantages and are used in large quantities by various manufacturers. The rubber-plastic alloy has the advantages of good mechanical property, good wear resistance and stable quality, and can be used as a smooth product; the defects are high cost, unstable color of the colored product, easy yellowing, poor low temperature resistance and poor ozone resistance. CPE has the advantages of high cost performance and poor low-temperature performance and abrasion resistance and is not suitable for being used as a plain tube.
Disclosure of Invention
The invention aims to provide a chlorinated rubber material with low temperature resistance, wear resistance, stable physical and chemical properties and difficult discoloration, a preparation method thereof and application of the chlorinated rubber material as an outer rubber material of a steel wire woven rubber tube, so as to solve at least one technical problem in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
on one hand, the invention provides a chlorinated rubber material which is prepared from the following raw materials in parts by weight:
100 parts of chlorinated rubber, 30-50 parts of plasticizer, 6-8 parts of activator, 4-10 parts of magnesium oxide, 5-8 parts of anti-aging agent, 30-100 parts of light calcium carbonate, 3-5 parts of vulcanizing agent and 2-3 parts of accelerator.
Preferably, the feed also comprises the following raw materials in parts by weight: carbon black FEF80-90.
Preferably, the feed also comprises the following raw materials in parts by weight: 80-90 parts of white carbon black, 3-15 parts of titanium dioxide and 0.3-5 parts of coloring agent.
Preferably, the colorant is one of permanent red, phthalocyanine blue and benzidine yellow.
Preferably, the plasticizer is dioctyl phthalate.
Preferably, the activator is one or a combination of two of zinc oxide or stearic acid.
Preferably, the anti-aging agent is one or a combination of two of anti-aging agent RD and anti-aging agent 4010 NA.
Preferably, the vulcanizing agent is sulfur.
In a second aspect, the invention provides a method for preparing the chlorinated rubber material, which comprises the steps of adding the chlorinated rubber into an internal mixer for plastication, then adding the activating agent and the anti-aging agent for mixing, then adding other materials except the chlorinated rubber, the activating agent and the anti-aging agent for mixing, and adding the vulcanizing agent in two stages in the mixing process.
In a third aspect, the invention provides a use of the chlorinated rubber material as described above as an outer rubber compound of a steel wire woven hose.
The invention has the beneficial effects that: the rubber tube has the advantages of low temperature resistance, wear resistance, bright color, no color change, long service life, ozone resistance, bright brightness when being used as a plain tube and high performance-to-cost ratio. The rubber is very suitable for being used as the outer rubber of the steel wire woven rubber pipe and can be popularized and used in a large range.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
The following detailed description of embodiments of the invention is intended to be illustrative, and is not to be construed as limiting the invention.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, the various embodiments or examples and features of the various embodiments or examples described in this specification can be combined and combined by those skilled in the art without being mutually inconsistent.
The present invention will be further explained with reference to specific examples for understanding the present invention, and the specific examples are not to be construed as limiting the examples of the present invention.
Example 1
The embodiment 1 of the invention provides a black chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, wherein the black chlorinated rubber material is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 80 parts of carbon black FEF, 30 parts of a plasticizer DOP, 5 parts of an activator ZnO, 4 parts of magnesium oxide, 1 part of activator stearic acid, 2 parts of an anti-aging agent RD, 4010NA 3 parts of anti-aging agent, 30 parts of light calcium carbonate, 3 parts of vulcanizing agent sulfur and 2 parts of an accelerator.
In this example 1, the preparation method of the black chlorinated rubber material is as follows: putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA for mixing for 3 minutes, then adding carbon black FEF, a plasticizer DOP, magnesium oxide, light calcium carbonate and a promoter for mixing for 8 minutes, wherein the pressure of compressed air is controlled to be 0.6MPa at the temperature of 100 ℃ in the mixing process, and vulcanizing agent sulfur is added in a second stage at the temperature of 80 ℃.
Example 2
The embodiment 2 of the invention provides a black chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, wherein the black chlorinated rubber material is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 90 parts of carbon black FEF, 50 parts of plasticizer DOP, 6 parts of activator ZnO, 10 parts of magnesium oxide, 2 parts of activator stearic acid, 3 parts of anti-aging agent RD, 4010NA 5 parts of anti-aging agent, 100 parts of light calcium carbonate, 5 parts of vulcanizing agent sulfur and 3 parts of accelerator.
The preparation method of the black chlorinated rubber material in the embodiment 2 comprises the following steps: putting chlorinated rubber into an internal mixer for plastication for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA for mixing for 3 minutes, then adding carbon black FEF, a plasticizer DOP, magnesium oxide, light calcium carbonate and a promoter for mixing for 8 minutes, wherein the pressure of compressed air is controlled to be 1MPa and the temperature is 135 ℃ in the mixing process, and a vulcanizing agent sulfur in the mixing process needs to be added in two stages and the adding temperature is 100 ℃.
Example 3
The embodiment 3 of the invention provides a gray chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, wherein the gray chlorinated rubber material is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 80 parts of white carbon black, 30 parts of plasticizer DOP, 5 parts of activator ZnO, 4 parts of magnesium oxide, 1 part of activator stearic acid, 2 parts of anti-aging agent RD, 4010NA 3 parts of anti-aging agent, 50 parts of light calcium carbonate, 3 parts of titanium dioxide, 0.3 part of carbon black, 3 parts of vulcanizing agent sulfur and 2 parts of accelerator.
The preparation method of the grey chlorinated rubber material in the embodiment 3 comprises the following steps:
putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA for mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium dioxide, carbon black and an accelerator for mixing for 8 minutes, controlling the pressure of compressed air to be 0.6MPa and the temperature to be 100 ℃ in the mixing process, adding a sulfur vulcanizing agent in the mixing process in a two-stage mode, and controlling the temperature of the sulfur vulcanizing to be 80 ℃.
Example 4
The embodiment 4 of the invention provides a gray chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, wherein the gray chlorinated rubber material is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 90 parts of white carbon black, 50 parts of plasticizer DOP, 6 parts of activator ZnO, 10 parts of magnesium oxide, 2 parts of activator stearic acid, 3 parts of antioxidant RD, 4010NA 5 parts of antioxidant, 100 parts of light calcium carbonate, 15 parts of titanium dioxide, 5 parts of carbon black, 5 parts of vulcanizing agent sulfur and 3 parts of accelerator.
The preparation method of the grey chlorinated rubber material in the embodiment 4 comprises the following steps: putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA, mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium dioxide powder, carbon black and an accelerator, mixing for 8 minutes, controlling the pressure of compressed air to be 1MPa and the temperature to be 135 ℃ in the mixing process, adding a sulfur vulcanizing agent in two stages in the mixing process, and controlling the temperature of the sulfur vulcanizing to be 100 ℃.
Example 5
The embodiment 5 of the invention provides a red chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, which is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 80 parts of white carbon black, 30 parts of a plasticizer DOP, 5 parts of an activator ZnO, 4 parts of magnesium oxide, 1 part of activator stearic acid, 2 parts of an anti-aging agent RD, 4010NA 3 part of an anti-aging agent, 50 parts of light calcium carbonate, 3 parts of titanium dioxide, 0.3 part of permanent red, 3 parts of vulcanizing agent sulfur and 2 parts of an accelerator.
The preparation method of the red chlorinated rubber material in the embodiment 5 comprises the following steps: putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA for mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium white powder, permanent red and an accelerator for mixing for 8 minutes, wherein the pressure of compressed air is controlled at 0.6MPa in the mixing process, the temperature is 100 ℃, a vulcanizing agent sulfur in the mixing needs to be added in two stages, and the temperature of yellowing is 80 ℃.
Example 6
The embodiment 6 of the invention provides a red chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber pipe, which is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 90 parts of white carbon black, 50 parts of a plasticizer DOP, 6 parts of an activator ZnO, 10 parts of magnesium oxide, 2 parts of an activator stearic acid, 3 parts of an anti-aging agent RD, 4010NA 5 parts of an anti-aging agent, 100 parts of light calcium carbonate, 15 parts of titanium dioxide, 5 parts of permanent red, 5 parts of vulcanizing agent sulfur and 3 parts of an accelerator.
The preparation method of the red chlorinated rubber material in the embodiment 6 comprises the following steps: putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA for mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium dioxide powder, permanent red and an accelerator for mixing for 8 minutes, wherein the pressure of compressed air is controlled at 1MPa and the temperature is 135 ℃, a vulcanizing agent sulfur in the mixing needs to be added in two stages, and the temperature of yellowing is 100 ℃.
Example 7
The embodiment 7 of the invention provides a blue chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, wherein the blue chlorinated rubber material is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 80 parts of white carbon black, 30 parts of a plasticizer DOP, 5 parts of an activator ZnO, 4 parts of magnesium oxide, 1 part of activator stearic acid, 2 parts of an anti-aging agent RD, 4010NA 3 part of an anti-aging agent, 50 parts of light calcium carbonate, 3 parts of titanium dioxide, 0.3 part of phthalocyanine blue, 3 parts of vulcanizing agent sulfur and 2 parts of an accelerator.
The preparation method of the blue chlorinated rubber material in the embodiment 7 is as follows: putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA for mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium dioxide powder, phthalocyanine blue and an accelerator for mixing for 8 minutes, wherein the pressure of compressed air is controlled at 0.6MPa in the mixing process, the temperature is 100 ℃, a vulcanizing agent sulfur in the mixing needs to be added in two stages, and the temperature of yellowing is 80 ℃.
Example 8
The embodiment 8 of the invention provides a blue chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, wherein the blue chlorinated rubber material is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 90 parts of white carbon black, 50 parts of a plasticizer DOP, 6 parts of an activator ZnO, 10 parts of magnesium oxide, 2 parts of an activator stearic acid, 3 parts of an anti-aging agent RD, 4010NA 5 parts of an anti-aging agent, 100 parts of light calcium carbonate, 15 parts of titanium dioxide, 5 parts of phthalocyanine blue, 5 parts of vulcanizing agent sulfur and 3 parts of an accelerator.
The preparation method of the blue chlorinated rubber material in the embodiment 8 is as follows: putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA for mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium dioxide powder, phthalocyanine blue and an accelerator for mixing for 8 minutes, wherein the pressure of compressed air is controlled at 1MPa and the temperature is 135 ℃, a vulcanizing agent sulfur needs to be added in two stages during mixing, and the temperature of yellowing is 100 ℃.
Example 9
The embodiment 9 of the invention provides a yellow chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, wherein the yellow chlorinated rubber material is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 80 parts of white carbon black, 30 parts of a plasticizer DOP, 5 parts of an activator ZnO, 4 parts of magnesium oxide, 1 part of an activator stearic acid, 2 parts of an anti-aging agent RD, 4010NA 3 parts of an anti-aging agent, 50 parts of light calcium carbonate, 3 parts of titanium dioxide, 0.3 part of benzidine yellow, 3 parts of vulcanizing agent sulfur and 2 parts of an accelerator.
The preparation method of the yellow chlorinated rubber material in the embodiment 9 comprises the following steps:
putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA, mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium dioxide, benzidine yellow and an accelerator, mixing for 8 minutes, controlling the pressure of compressed air to be 0.6MPa and the temperature to be 100 ℃ in the mixing process, adding a sulfur vulcanizing agent in the mixing process in a two-stage mode, and controlling the temperature of the added yellow to be 80 ℃.
Example 10
The embodiment 10 of the invention provides a yellow chlorinated rubber material serving as an outer rubber material of a steel wire woven rubber tube, which is prepared from the following raw materials in parts by weight: 100 parts of chlorinated rubber, 90 parts of white carbon black, 50 parts of a plasticizer DOP, 6 parts of an activator ZnO, 10 parts of magnesium oxide, 2 parts of an activator stearic acid, 3 parts of an anti-aging agent RD, 4010NA 5 parts of an anti-aging agent, 100 parts of light calcium carbonate, 15 parts of titanium dioxide, 5 parts of benzidine yellow, 5 parts of vulcanizing agent sulfur and 3 parts of an accelerator.
The preparation method of the yellow chlorinated rubber material in the embodiment 10 comprises the following steps:
putting chlorinated rubber into an internal mixer for plasticating for 1 minute, then adding an activator ZnO, an activator stearic acid, an anti-aging agent RD and an anti-aging agent 4010NA, mixing for 3 minutes, then adding white carbon black, a plasticizer DOP, magnesium oxide, light calcium carbonate, titanium dioxide, benzidine yellow and an accelerator, mixing for 8 minutes, controlling the pressure of compressed air at 1MPa and the temperature at 135 ℃ in the mixing process, adding a sulfur vulcanizing agent in the mixing process in a two-stage mode, and controlling the temperature of the added yellow at 100 ℃.
In summary, in the preparation of the chlorinated rubber material according to the embodiment of the present invention, the accelerator used is one or a combination of more of accelerators D (diphenylguanidine), DETU (diethylthiourea), DPG (1,3 diphenylguanidine), M (mercaptobenzothiazole), accelerator TMTD, accelerator BZ, accelerator ZDC, and accelerator CZ.
The chlorinated rubber material provided by the embodiment of the invention is prepared by chlorination through an environment-friendly process on the basis of high-molecular synthetic rubber, can be vulcanized by using a universal vulcanization system, and has excellent solvent resistance and ozone resistance; the preparation method of the rubber compound enables the rubber compound to have excellent processing performance, and improves the adhesive force with fiber and steel wire energy framework materials; has excellent wear resistance and high slip resistance.
The chlorinated rubber material is used as steel wire weaving outer rubber, the tensile strength is 8.2-10.5MPa, the hardness is 70-75 Shore a, the elongation is 252-353%, the 100% stress at definite elongation is 2.6-4.7MPa, the finished rubber tube product is resistant to ozone 100pphm & 240h and free of cracking, and the comprehensive performance is superior to CPE and rubber-plastic alloy.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
The above description of the embodiments of the present disclosure is not intended to limit the scope of the present disclosure, and it should be understood by those skilled in the art that, based on the technical solutions disclosed in the present disclosure, various modifications can be made by those skilled in the art without inventive efforts, and the modifications should be covered by the scope of the present disclosure.
Claims (8)
1. The chlorinated rubber material is characterized by being prepared from the following raw materials in parts by weight:
100 parts of chlorinated rubber, 30-50 parts of plasticizer, 6-8 parts of activator, 4-10 parts of magnesium oxide, 5-8 parts of anti-aging agent, 30-100 parts of light calcium carbonate, 3-5 parts of vulcanizing agent and 2-3 parts of accelerator;
the material also comprises the following raw materials in parts by weight: 80-90 parts of carbon black FEF;
the material also comprises the following raw materials in parts by weight: 80-90 parts of white carbon black, 3-15 parts of titanium dioxide and 0.3-5 parts of colorant;
the chlorinated rubber material is one of a black chlorinated rubber material, a gray chlorinated rubber material, a red chlorinated rubber material, a blue chlorinated rubber material and a yellow chlorinated rubber material;
the preparation method of the chlorinated rubber material comprises the following steps: adding chlorinated rubber into an internal mixer for plasticating, then adding an activating agent and an anti-aging agent for mixing, then adding other materials except the chlorinated rubber, the activating agent and the anti-aging agent for mixing, and adding a vulcanizing agent in two stages in the mixing.
2. The chlorinated rubber material of claim 1, wherein the colorant is one of permanent red, phthalocyanine blue, benzidine yellow.
3. The chlorinated rubber material according to any of claims 1-2, wherein the plasticizer is dioctyl phthalate.
4. The chlorinated rubber material of any of claims 1-2, wherein the activator is one or a combination of two of zinc oxide or stearic acid.
5. The chlorinated rubber material of any one of claims 1-2, wherein the anti-aging agent is one or a combination of two of anti-aging agent RD and anti-aging agent 4010 NA.
6. The chlorinated rubber material according to any one of claims 1-2, wherein the vulcanizing agent is sulfur.
7. A process for the preparation of a chlorinated rubber material according to any one of claims 1 to 6, characterized in that: adding chlorinated rubber into an internal mixer for plasticating, then adding an activating agent and an anti-aging agent for mixing, then adding other materials except the chlorinated rubber, the activating agent and the anti-aging agent for mixing, and adding a vulcanizing agent in two stages in the mixing.
8. Use of a chlorinated rubber material according to any one of claims 1 to 7, as an outer rubber compound for wire-braided hoses.
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| CN102942748B (en) * | 2012-11-19 | 2014-10-08 | 漯河利通液压科技股份有限公司 | Hot steam rubber tube resisting temperature of 208 DEG C and preparation method thereof |
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