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Rubber composite material for wire protective sleeve and manufacturing method of rubber composite material

A composite material and electric wire technology, which is applied to rubber insulators, circuits, electrical components, etc., can solve problems such as cracks in rubber sheath materials, easy aging of sheath rubber materials, and potential safety hazards

Inactive Publication Date: 2015-04-29
ZHEJIANG LINAN HANFENG WIRE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The rubber material of the wire sheath used in the existing wire production industry, due to the exposure to sunlight, the rubber sheath material is easy to age, resulting in cracks in the rubber sheath material, and the conductor is exposed as the crack expands, thus forming a safe Hidden danger

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0014] The main component composition is based on the weight percentages of respective standards: SBR is 26wt%; natural rubber is 21wt%; paraffin is 5wt%; stabilizer is 1wt%; filler zinc oxide is 2wt%; magnesium oxide is 27wt%; calcium carbonate is 18wt%; materials are added in the following order in the batching process: magnesium oxide, natural rubber, zinc oxide, styrene-butadiene rubber, paraffin, stabilizer, calcium carbonate; mixing for 45 minutes, numbered as a, for its Carry out artificial weather aging resistance test. The sample number is a, and the performance results are shown in Table 1:

[0015] Table 1 performance test results

[0016] sample

Embodiment 2

[0018] The main component composition is based on the weight percentages of respective standards: SBR is 26wt%; natural rubber is 21wt%; paraffin is 5wt%; stabilizer is 1wt%; filler zinc oxide is 2wt%; magnesium oxide is 28wt%; calcium carbonate is 17wt%; materials are added in the following order in the batching process: magnesium oxide, natural rubber, zinc oxide, styrene-butadiene rubber, paraffin, stabilizer, calcium carbonate; mixing for 45 minutes, numbered as a, for its Carry out artificial weather aging resistance test. The sample number is b, and the performance results are shown in Table 2:

[0019] Table 2 performance test results

[0020] sample

Embodiment 3

[0022] The main component composition is based on the weight percentages of respective standards: SBR is 26wt%; natural rubber is 21wt%; paraffin is 5wt%; stabilizer is 1wt%; filler zinc oxide is 2wt%; magnesium oxide is 29wt%; calcium carbonate is 16wt%; materials are added in the following order in the batching process: magnesium oxide, natural rubber, zinc oxide, styrene-butadiene rubber, paraffin, stabilizer, calcium carbonate; mixing for 45 minutes, numbered as a, for its Carry out artificial weather aging resistance test. The sample number is c, and the performance results are shown in Table 3:

[0023] Table 3 performance test results

[0024] sample

[0025] Table 4 performance test results

[0026] sample

[0027] It can be seen from Table 14 that the wire sheath rubber material of the present invention improves the anti-aging performance of the material by adding filler magnesium oxide, and it can be seen from the test results that the sample c ...

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PUM

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Abstract

The invention discloses a rubber composite material for a wire protective sleeve and a manufacturing method of the rubber composite material and belongs to the technical field of material science. The rubber composite material comprises main components, fillers and the manufacturing method of the rubber composite material; the main components include the following substances in percentage by weight based on standard substances thereof: 25wt% to 27wt% of butadiene-styrene rubber, 22wt% to 24wt% of natural rubber, 5wt% to 6wt% of the paraffin and 1wt% to 1.5wt% of a stabilizing agent; the fillers include 2wt% to 3wt% of zinc oxide, 27wt% to 30wt% of magnesium oxide and 15wt% to 20wt% of calcium carbonate; in order to enable the components of the materials to be more uniform during a mixing process, the various materials are added according to a sequence as follows: the magnesium oxide, the natural rubber, the zinc oxide, the butadiene-styrene rubber, the paraffin, the stabilizing agent and the calcium carbonate; a wire prepared from the wire protective sleeve rubber material has the advantage of preventing cracking caused by ageing of the protective sleeve material so as not to affect the safety.

Description

Technical field: [0001] The invention relates to a rubber material for a wire sheath. The electric wires made of the rubber material for the wire sheath can prevent cracks from aging in the sheath material and affect safety. Background technique: [0002] The rubber material of the wire sheath used in the existing wire production industry, due to the exposure to sunlight, the rubber sheath material is easy to age, resulting in cracks in the rubber sheath material, and the conductor is exposed as the crack expands, thus forming a safe Hidden danger. Invention content: [0003] The object of the present invention is to provide a rubber material for wire sheathing which can prevent aging. [0004] Another object of the present invention is to provide a method for preparing the rubber material for wire sheathing. [0005] Above-mentioned technical purpose of the present invention is achieved through the following technical solutions: [0006] It includes main components and...

Claims

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Application Information

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IPC IPC(8): C08L9/06C08L7/00H01B3/28H01B7/17C08K13/02C08K3/22C08K3/26
CPCC08L9/06C08L2203/202C08L2205/03H01B3/28H01B7/18C08L7/00C08L91/06C08K13/02C08K2003/2296C08K2003/222C08K2003/265
Inventor 周继军
Owner ZHEJIANG LINAN HANFENG WIRE