CN112679811A - Super-wear-resistant rubber compound for rubber lining plate - Google Patents
Super-wear-resistant rubber compound for rubber lining plate Download PDFInfo
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- CN112679811A CN112679811A CN202011480310.XA CN202011480310A CN112679811A CN 112679811 A CN112679811 A CN 112679811A CN 202011480310 A CN202011480310 A CN 202011480310A CN 112679811 A CN112679811 A CN 112679811A
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- parts
- rubber
- lining plate
- carbon black
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 69
- 239000005060 rubber Substances 0.000 title claims abstract description 69
- 150000001875 compounds Chemical class 0.000 title claims abstract description 26
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000006229 carbon black Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 23
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 19
- 229920001084 poly(chloroprene) Polymers 0.000 claims abstract description 13
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000010692 aromatic oil Substances 0.000 claims abstract description 12
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 12
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000008117 stearic acid Substances 0.000 claims abstract description 12
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 12
- 239000011593 sulfur Substances 0.000 claims abstract description 12
- 239000011787 zinc oxide Substances 0.000 claims abstract description 12
- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical compound C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 claims abstract description 4
- OWRCNXZUPFZXOS-UHFFFAOYSA-N 1,3-diphenylguanidine Chemical compound C=1C=CC=CC=1NC(=N)NC1=CC=CC=C1 OWRCNXZUPFZXOS-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 4
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 4
- 230000003712 anti-aging effect Effects 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000002994 raw material Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 238000004513 sizing Methods 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 4
- 230000032683 aging Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012770 industrial material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a super wear-resistant rubber compound for a rubber lining plate, which comprises the following components: 60-70 parts of nitrile rubber, 30-40 parts of chloroprene rubber, 15-25 parts of carbon black N23415, 30-30 parts of carbon black N32615, 2-6 parts of nano zinc oxide, 15-30 parts of aromatic oil, 2-5 parts of stearic acid, 0.5-1.5 parts of sulfur, 0.8-1.5 parts of antioxidant MB, 0.5-2 parts of antioxidant OD, 0.5-1 part of accelerator D, 0.3-1 part of accelerator PZ and 0.5-1 part of accelerator DPTT. The invention has the advantages of excellent wear resistance, good tear resistance, low compression set, good basic physical and mechanical properties, good resilience, good bonding capability with metal or other base materials, and suitability for rubber lining plate sizing materials.
Description
Technical Field
The invention belongs to the field of rubber, and particularly relates to super wear-resistant rubber compound for a rubber lining plate.
Background
The rubber lining board is a continuous isolating covering layer formed by rubber materials on the working surface of metal or other base materials, so that the metal or other base materials are prevented from being corroded by various media, and the purpose of protection is achieved. Despite the rapid development of industrial materials, rubber lining boards still keep an important position in various current anticorrosion measures, and are widely applied to various departments of industry, mining industry, building traffic, environmental protection and the like. Rubber mixtures for rubber lining panels are required to have good tensile and tear properties, as well as elasticity, abrasion resistance, shock absorption and adhesion to metals and other substrates. In particular to the wear resistance, and is often used as an important reference for evaluating the service life of the rubber lining plate.
In order to meet the market demand, the rubber compound for the mill liner plate with more excellent wear resistance needs to be developed, and the comprehensive performance such as high strength, high tear resistance and the like needs to be ensured.
Disclosure of Invention
The invention aims to solve the problems and provides the super wear-resistant rubber compound for the rubber lining plate, which has the advantages of excellent wear resistance, high strength and strong tear resistance and is suitable for serving as a rubber material of the rubber lining plate.
In order to achieve the purpose, the invention provides the following technical scheme: the super wear-resistant rubber compound for the rubber lining plate comprises the following components in parts by weight: 60-70 parts of nitrile rubber, 30-40 parts of chloroprene rubber, 15-25 parts of carbon black N23415, 30-30 parts of carbon black N32615, 2-6 parts of nano zinc oxide, 15-30 parts of aromatic oil, 2-5 parts of stearic acid, 0.5-1.5 parts of sulfur, 0.8-1.5 parts of antioxidant MB, 0.5-2 parts of antioxidant OD, 0.5-1 part of accelerator D, 0.3-1 part of accelerator PZ and 0.5-1 part of accelerator DPTT.
Preferably, the super wear-resistant rubber compound for the rubber lining plate comprises the following components in parts by weight: 60 parts of nitrile rubber, 40 parts of chloroprene rubber, N23415 parts of carbon black, N32630 parts of carbon black, 2 parts of nano zinc oxide, 15 parts of aromatic oil, 2 parts of stearic acid, 0.5 part of sulfur, 0.8 part of an anti-aging agent MB, 2 parts of an anti-aging agent OD, 0.5 part of a promoter D, 0.3 part of a promoter PZ and 1 part of a promoter DPTT.
Preferably, the rubber compound comprises the following components: 70 parts of nitrile rubber, 30 parts of chloroprene rubber, N23425 parts of carbon black, N32615 parts of carbon black, 6 parts of nano zinc oxide, 30 parts of aromatic oil, 5 parts of stearic acid, 1.5 parts of sulfur, 1.5 parts of an anti-aging agent MB, 0.5 part of an anti-aging agent OD, 1 part of a promoter D, 1 part of a promoter PZ and 0.5 part of a promoter DPTT.
Preferably, the rubber compound comprises the following components: 65 parts of nitrile rubber, 35 parts of chloroprene rubber, N23420 parts of carbon black, N32625 parts of carbon black, 4 parts of nano zinc oxide, 20 parts of aromatic oil, 3 parts of stearic acid, 1.0 part of sulfur, 1.2 parts of an anti-aging agent MB, 1.5 parts of an anti-aging agent OD, 0.8 part of a promoter D, 0.5 part of a promoter PZ and 0.8 part of a promoter DPTT.
Preferably, among the nitrile rubbers, NBR 1043: the proportion of NBR1072 is 1.0-1.2: 1.2-1.5.
The preparation method of the super wear-resistant rubber compound for the rubber lining plate comprises the following steps of 1) putting nitrile rubber and chloroprene rubber into an internal mixer for plastication, and standing for later use; 2) putting the plasticated rubber material into an internal mixer, adding carbon black, aromatic oil, an anti-aging agent and stearic acid, fully stirring, uniformly mixing, and standing for later use; 3) adding the internally mixed rubber material into an internal mixer, and then adding the raw materials such as sulfur, the rest of accelerator, zinc oxide and the like for internal mixing; 4) extruding and granulating by an extruder to obtain the super wear-resistant rubber compound for the rubber lining plate.
The invention uses nitrile rubber and chloroprene rubber as main bodies, and the rubber material obtains high strength and high wear resistance and has low compression set by matching different grades in the nitrile rubber in a reasonable proportion. The combination of carbon black 234 and carbon black 326 improves the abrasion resistance of the compound and provides the compound with a higher strength. The accelerator PZ, the accelerator D and the accelerator DPTT are used together, so that the basic physical and mechanical properties and the ageing resistance of the rubber material are improved, and the compression deformation of the rubber material is low. The rubber material has good ozone resistance, aging resistance and weather resistance by adopting the antioxidant OD and the antioxidant MB.
The above technical scheme enables the performance achieved by the invention to be as follows:
1. hardness 65 + -5 Shore A;
2. the tensile strength is more than or equal to 25 MPa;
3. the elongation at break is more than or equal to 400 percent;
4. the tearing strength is more than or equal to 75 kN/m;
5. the rebound rate is more than or equal to 40 percent;
6. shore abrasion is less than or equal to 50mm3。
The performance characteristics show that the rubber lining plate material has excellent wear resistance and tear resistance, low compression set, good basic physical and mechanical properties, good resilience, good bonding capability with metal or other base materials, and is suitable for being applied to rubber lining plate rubber materials.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples 1 to 4
The preparation method of the super wear-resistant rubber compound for the rubber lining plate comprises the following steps: 1) putting the nitrile rubber and the chloroprene rubber into an internal mixer for plastication, and standing for later use; 2) putting the plasticated rubber material into an internal mixer, adding carbon black, aromatic oil, an anti-aging agent and stearic acid, fully stirring, uniformly mixing, and standing for later use; 3) adding the internally mixed rubber material into an internal mixer, and then adding the raw materials such as sulfur, the rest of accelerator, zinc oxide and the like for internal mixing; 4) extruding and granulating by an extruder to obtain the super wear-resistant rubber compound for the rubber lining plate.
The names and proportions of the raw materials in the rubber compound of the invention are shown in Table 1.
TABLE 1
In examples 1 to 4 in Table 1, the ratio of nitrile rubber NBR1043 to NBR1072 was 1.0: 1.2 (example 1), 1.2: 1.5 (example 2), 1.1: 1.3 (example 3), and 1.0: 1.5 (example 4).
TABLE 2 Properties of the compositions prepared in examples 1 to 4
As can be seen from Table 2, the hardness of the rubber material is 65 +/-5 Shore A, the tensile strength is more than or equal to 25MPa, the elongation at break is more than or equal to 400 percent, the tearing strength is more than or equal to 75kN/m, and the basic physical and mechanical properties are excellent; the rebound rate is more than or equal to 40 percent, and the Shore abrasion is less than or equal to 50mm3And the wear resistance is good. The rubber lining plate material has the advantages of excellent wear resistance, good tear resistance, low compression set, good basic physical and mechanical properties, good resilience, good bonding capability with metal or other base materials, and suitability for application of rubber lining plate materials.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The super wear-resistant rubber compound for the rubber lining plate is characterized by comprising the following components in parts by weight: 60-70 parts of nitrile rubber, 30-40 parts of chloroprene rubber, 15-25 parts of carbon black N23415, 30-30 parts of carbon black N32615, 2-6 parts of nano zinc oxide, 15-30 parts of aromatic oil, 2-5 parts of stearic acid, 0.5-1.5 parts of sulfur, 0.8-1.5 parts of antioxidant MB, 0.5-2 parts of antioxidant OD, 0.5-1 part of accelerator D, 0.3-1 part of accelerator PZ and 0.5-1 part of accelerator DPTT.
2. The super wear-resistant rubber compound for the rubber lining plate as claimed in claim 1, wherein the rubber compound comprises the following components in parts by weight: 60 parts of nitrile rubber, 40 parts of chloroprene rubber, N23415 parts of carbon black, N32630 parts of carbon black, 2 parts of nano zinc oxide, 15 parts of aromatic oil, 2 parts of stearic acid, 0.5 part of sulfur, 0.8 part of an anti-aging agent MB, 2 parts of an anti-aging agent OD, 0.5 part of a promoter D, 0.3 part of a promoter PZ and 1 part of a promoter DPTT.
3. The super wear-resistant rubber compound for the rubber lining plate as claimed in claim 1, which is characterized by comprising the following components: 70 parts of nitrile rubber, 30 parts of chloroprene rubber, N23425 parts of carbon black, N32615 parts of carbon black, 6 parts of nano zinc oxide, 30 parts of aromatic oil, 5 parts of stearic acid, 1.5 parts of sulfur, 1.5 parts of an anti-aging agent MB, 0.5 part of an anti-aging agent OD, 1 part of a promoter D, 1 part of a promoter PZ and 0.5 part of a promoter DPTT.
4. The super wear-resistant rubber compound for the rubber lining plate as claimed in claim 1, which is characterized by comprising the following components: 65 parts of nitrile rubber, 35 parts of chloroprene rubber, N23420 parts of carbon black, N32625 parts of carbon black, 4 parts of nano zinc oxide, 20 parts of aromatic oil, 3 parts of stearic acid, 1.0 part of sulfur, 1.2 parts of an anti-aging agent MB, 1.5 parts of an anti-aging agent OD, 0.8 part of a promoter D, 0.5 part of a promoter PZ and 0.8 part of a promoter DPTT.
5. The super wear-resistant rubber compound for the rubber lining plate according to any one of claims 1 to 4, wherein the nitrile rubber comprises the following components in weight percentage NBR 1043: the proportion of NBR1072 is 1.0-1.2: 1.2-1.5.
6. The super wear-resistant rubber compound for the rubber lining plate as claimed in claim 1, wherein the preparation method of the super wear-resistant rubber compound for the rubber lining plate is as follows, 1) nitrile rubber and chloroprene rubber are put into an internal mixer for plastication and are placed for standby; 2) putting the plasticated rubber material into an internal mixer, adding carbon black, aromatic oil, an anti-aging agent and stearic acid, fully stirring, uniformly mixing, and standing for later use; 3) adding the internally mixed rubber material into an internal mixer, and then adding the raw materials such as sulfur, the rest of accelerator, zinc oxide and the like for internal mixing; 4) extruding and granulating by an extruder to obtain the super wear-resistant rubber compound for the rubber lining plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011480310.XA CN112679811A (en) | 2020-12-15 | 2020-12-15 | Super-wear-resistant rubber compound for rubber lining plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011480310.XA CN112679811A (en) | 2020-12-15 | 2020-12-15 | Super-wear-resistant rubber compound for rubber lining plate |
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| Publication Number | Publication Date |
|---|---|
| CN112679811A true CN112679811A (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011480310.XA Pending CN112679811A (en) | 2020-12-15 | 2020-12-15 | Super-wear-resistant rubber compound for rubber lining plate |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993530A (en) * | 2012-11-30 | 2013-03-27 | 西安致泰橡塑工业有限公司 | Oil-resistant rubber plate |
| CN102993508A (en) * | 2012-11-30 | 2013-03-27 | 西安致泰橡塑工业有限公司 | High-heat-resistant rubber part for fuel system of internal combustion engine |
| CN103012887A (en) * | 2012-11-30 | 2013-04-03 | 西安致泰橡塑工业有限公司 | Low-expansion rate industrial oil-resistant rubber slab |
| CN104693547A (en) * | 2013-12-06 | 2015-06-10 | 烟台鑫海耐磨胶业有限公司 | Oil-resistant and wear-resistant rubber pad |
| CN105754162A (en) * | 2016-02-26 | 2016-07-13 | 广东电网有限责任公司电力科学研究院 | Insulated oil-resistant sealing rubber and preparation method thereof |
| CN107325357A (en) * | 2017-08-22 | 2017-11-07 | 浙江久运汽车零部件有限公司 | A kind of transparent high thermoplasticity neoprene pipe and preparation method thereof |
-
2020
- 2020-12-15 CN CN202011480310.XA patent/CN112679811A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993530A (en) * | 2012-11-30 | 2013-03-27 | 西安致泰橡塑工业有限公司 | Oil-resistant rubber plate |
| CN102993508A (en) * | 2012-11-30 | 2013-03-27 | 西安致泰橡塑工业有限公司 | High-heat-resistant rubber part for fuel system of internal combustion engine |
| CN103012887A (en) * | 2012-11-30 | 2013-04-03 | 西安致泰橡塑工业有限公司 | Low-expansion rate industrial oil-resistant rubber slab |
| CN104693547A (en) * | 2013-12-06 | 2015-06-10 | 烟台鑫海耐磨胶业有限公司 | Oil-resistant and wear-resistant rubber pad |
| CN105754162A (en) * | 2016-02-26 | 2016-07-13 | 广东电网有限责任公司电力科学研究院 | Insulated oil-resistant sealing rubber and preparation method thereof |
| CN107325357A (en) * | 2017-08-22 | 2017-11-07 | 浙江久运汽车零部件有限公司 | A kind of transparent high thermoplasticity neoprene pipe and preparation method thereof |
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Application publication date: 20210420 |
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