An anti-aging, high-strength steel wire rope core rubber and its application
By adding specific formula components to the wire rope core glue, its adhesive performance and anti-aging performance are improved, and the problem of low adhesive performance after aging of existing wire rope core conveyor belt core glue is solved, which significantly extends the service life and safety factor of the conveyor belt.
Patent Information
- Application Number
- CN202411922190.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-04-01
AI Technical Summary
The core glue of existing wire rope core conveyor belts has low adhesive performance after aging, resulting in short service life and easy breakage, which poses safety risks and economic pressure.
An anti-aging and high-strength steel wire rope core glue is used, and the formula includes styrene butadiene rubber, sulphur, anti-aging agent, stearic acid, plasticizer, carbon black, white carbon black, zinc oxide, magnesium oxide, promoter and adhesive. Through the combination of these components, the adhesive and anti-aging properties of the glue are improved.
It significantly improves the adhesive performance and anti-aging properties of the wire rope core adhesive, and extends the service life and safety factor of the wire rope core conveyor belt.
Smart Images
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Abstract
Description
Technical Field
[0001] The invention belongs to the technical field of conveyor belts, and in particular relates to an anti-aging, high-strength steel wire rope core rubber and application thereof. Background Art
[0002] Steel cord conveyor belts have the characteristics of long distance and large conveying capacity. However, since the core rubber used for steel cord core generally has low bonding performance after aging, the service life of steel cord conveyor belts is short, which makes the belts easily break, bringing huge economic pressure and safety risks to customers. Summary of the invention
[0003] The purpose of the present invention is to overcome the deficiencies in the prior art and provide an anti-aging, high-strength steel cord core rubber and its application. The present invention can improve the bonding performance of the steel cord core rubber and has excellent anti-aging performance, and the safety factor and life of the steel cord core conveyor belt prepared are greatly improved.
[0004] In order to achieve the above technical objectives, the technical solution adopted by the embodiment of the present invention is:
[0005] In the first aspect, an embodiment of the present invention provides an anti-aging, high-strength steel wire rope core rubber, which includes the following components by weight: 50-100 parts of styrene-butadiene rubber, 0-50 parts of butadiene rubber, 0.5-4 parts of sulfur, 1-4 parts of antioxidant, 0.1-2 parts of stearic acid, 3-15 parts of plasticizer, 10-50 parts of carbon black, 5-25 parts of white carbon black, 2-5 parts of zinc oxide, 1-4 parts of magnesium oxide, 1-5 parts of accelerator, and 2-10 parts of adhesive, wherein the total weight of the styrene-butadiene rubber and butadiene rubber is 100 parts.
[0006] Furthermore, the antioxidant is one or more of antioxidant RD, antioxidant 6PPD, antioxidant OD and antioxidant BLE.
[0007] Furthermore, the accelerator is one or more of accelerator CZ, accelerator DM and accelerator TMTD.
[0008] Furthermore, the plasticizer is one or more of coumarone, aromatic oil and BN-I.
[0009] Furthermore, the adhesive is one or a mixture of two of adhesive RS and adhesive RA.
[0010] In a second aspect, an embodiment of the present invention provides an application of the anti-aging, high-strength steel wire rope core rubber described in the first aspect, wherein the steel wire rope core rubber is used to prepare a steel wire rope core conveyor belt.
[0011] The technical solution provided by the embodiment of the present invention has the following beneficial effects:
[0012] The steel wire core rubber formula of the present invention can improve the bonding performance of the steel wire core rubber, and the steel wire core rubber has excellent anti-aging performance, and the use safety factor and service life of the prepared steel wire core conveyor belt are greatly improved. DETAILED DESCRIPTION
[0013] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.
[0014] Example 1
[0015] An anti-aging and high-strength steel wire rope core rubber comprises the following components: 300g of styrene-butadiene rubber, 9g of sulfur, 6g of antioxidant RD, 3g of stearic acid, 9g of coumarone, 120g of carbon black, 30g of white carbon black, 15g of zinc oxide, 12g of active magnesium oxide, 3g of accelerator CZ, 15g of adhesive RS and 6g of adhesive RA.
[0016] The above components are mixed evenly to obtain a steel wire rope core rubber. The performance parameters of the steel wire rope core rubber in Example 1 are shown in Table 1.
[0017] Table 1 Performance parameters of the steel wire rope core rubber in Example 1
[0018]
[0019] As can be seen from Table 1, the adhesion value of the 4.5 mm diameter steel wire rope is 170 N / mm. After aging at 145°C for 150 min, the adhesion value is 165 N / mm, and the adhesion value decreases by 2.94%, indicating that the steel wire rope core rubber in Example 1 has excellent anti-aging performance.
[0020] Example 2
[0021] An anti-aging and high-strength steel wire rope core rubber comprises the following components: 240g of styrene-butadiene rubber, 60g of butadiene rubber, 12g of sulfur, 6g of antioxidant 6PPD, 2.1g of stearic acid, 12g of coumarone, 135g of carbon black, 39g of white carbon black, 12g of zinc oxide, 9g of active magnesium oxide, 1.5g of accelerator CZ, 1.5g of accelerator DM, 12g of adhesive RS and 3g of adhesive RA.
[0022] The above components are mixed evenly to obtain a steel wire rope core rubber. The performance parameters of the steel wire rope core rubber in Example 2 are shown in Table 2.
[0023] Table 2 Performance parameters of the steel wire rope core rubber in Example 2
[0024]
[0025] As can be seen from Table 2, the adhesion value of the 4.5 mm diameter steel wire rope is 175 N / mm. After aging at 145°C for 150 min, the adhesion value is 170 N / mm, and the adhesion value decreases by 2.86%, indicating that the steel wire rope core rubber in Example 2 has excellent anti-aging performance.
[0026] Example 3
[0027] An anti-aging and high-strength steel wire rope core rubber comprises the following components: 150g of styrene-butadiene rubber, 150g of butadiene rubber, 6g of sulfur, 3g of antioxidant RD, 4.2g of antioxidant 6PPD, 1.05g of stearic acid, 12g of coumarone, 90g of carbon black, 45g of white carbon black, 9g of zinc oxide, 12g of active magnesium oxide, 4.2g of accelerator CZ, 6g of adhesive RS and 3g of adhesive RA.
[0028] The above components are mixed evenly to obtain a steel wire rope core rubber. The performance parameters of the steel wire rope core rubber in Example 3 are shown in Table 3.
[0029] Table 3 Performance parameters of the steel wire rope core rubber in Example 3
[0030]
[0031] As can be seen from Table 3, the adhesion value of the steel wire rope with a diameter of 4.5 mm is 172 N / mm. After aging at 145°C for 150 min, the adhesion value is 164 N / mm, and the adhesion value decreases by 4.65%, indicating that the steel wire rope core rubber in Example 3 has excellent anti-aging performance.
[0032] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to examples, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the present invention, which should be included in the scope of the claims of the present invention.
Claims
1. An anti-aging, high-strength steel wire rope core rubber, characterized in that: The invention comprises the following components by weight: 50-100 parts of styrene-butadiene rubber, 0-50 parts of butadiene rubber, 0.5-4 parts of sulfur, 1-4 parts of antioxidant, 0.1-2 parts of stearic acid, 3-15 parts of plasticizer, 10-50 parts of carbon black, 5-25 parts of white carbon black, 2-5 parts of zinc oxide, 1-4 parts of magnesium oxide, 1-5 parts of accelerator and 2-10 parts of adhesive, wherein the total weight of the styrene-butadiene rubber and butadiene rubber is 100 parts.
2. The anti-aging, high-strength steel wire rope core rubber according to claim 1, characterized in that: The antioxidant is one or more of antioxidant RD, antioxidant 6PPD, antioxidant OD and antioxidant BLE.
3. The anti-aging, high-strength steel wire rope core rubber according to claim 1, characterized in that: The accelerator is one or more of accelerator CZ, accelerator DM and accelerator TMTD.
4. The anti-aging, high-strength steel wire rope core rubber according to claim 1, characterized in that: The plasticizer is one or more of coumarone, aromatic oil and BN-I.
5. The anti-aging, high-strength steel wire rope core rubber according to claim 1, characterized in that: The adhesive is one of adhesive RS and adhesive RA or a mixture of both.
6. Application of the anti-aging, high-strength steel wire rope core rubber according to any one of claims 1 to 5, characterized in that: The steel wire core rubber is used for preparing steel wire core conveyor belts.