CN110818978A - Preparation method of communication shielding twisted pair material - Google Patents
Preparation method of communication shielding twisted pair material Download PDFInfo
- Publication number
- CN110818978A CN110818978A CN201911167687.7A CN201911167687A CN110818978A CN 110818978 A CN110818978 A CN 110818978A CN 201911167687 A CN201911167687 A CN 201911167687A CN 110818978 A CN110818978 A CN 110818978A
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- parts
- twisted pair
- different colors
- eleusine indica
- preparation
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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
- C08L21/00—Compositions of unspecified rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
Abstract
The invention discloses a preparation method of a communication shielding twisted pair material, which comprises the following steps of firstly, mixing three-layer co-extrusion type physical foaming and base material color masterbatches with different colors, extruding and coating the mixture on the surface of a single anaerobic copper wire to form different color wires; the base material with different colors consists of the following raw materials in parts by weight: 20-43 parts of plasticated rubber and butadiene rubber, 2-3 parts of stearic acid, 20-30 parts of white carbon black, 2-5 parts of diethylene glycol, 0-3 parts of shellac, 3-5 parts of transformer oil, 3-50 parts of eleusine indica, 0.1-0.3 part of transparent yellow and 0.3-0.5 part of sun-proof scarlet; the two differently colored pairs are then twisted into a twisted pair. The invention solves the problem of high cost of the preparation method of the communication shielding twisted pair material in the prior art.
Description
Technical Field
The invention belongs to the technical field of communication cables, and particularly relates to a preparation method of a communication shielding twisted pair material.
Background
The traditional communication cable adopts a solid polyethylene insulation technical structure, and the transmission attenuation of a cable core is large at high frequency. In addition, with the increasing of the cost of raw materials, the cost of the six types of digital communication cables adopting the solid polyethylene insulation technology is higher and higher, the enterprise market competition is very strong, the cable is often in a disadvantage in the strong market competition, and the cable core has a large dielectric constant.
Disclosure of Invention
The invention aims to provide a preparation method of a communication shielding twisted pair material, which solves the problem of high cost of the preparation method of the communication shielding twisted pair material in the prior art.
The technical scheme adopted by the invention is that the preparation method of the communication shielding twisted pair material is implemented according to the following steps:
step 1, mixing three-layer co-extrusion type physical foaming and base material color concentrates with different colors, extruding and wrapping the mixture on the surface of a single anaerobic copper wire to form lines with different colors; the base material with different colors consists of the following raw materials in parts by weight: 20-43 parts of plasticated rubber and butadiene rubber, 2-3 parts of stearic acid, 20-30 parts of white carbon black, 2-5 parts of diethylene glycol, 0-3 parts of shellac, 3-5 parts of transformer oil, 3-50 parts of eleusine indica, 0.1-0.3 part of transparent yellow and 0.3-0.5 part of sun-proof scarlet;
and 2, twisting the two pairs of different colors into a twisted pair.
The present invention is also characterized in that,
in the step 1, roots of the goosegrass herb are removed, the goosegrass herb is dried until the goosegrass herb is curled, then the goosegrass herb is continuously dried until no water exists, and finally the goosegrass herb is ground into fine powder.
And controlling the drying temperature to be 40-70 ℃ when the goosegrass herb is dried to be in a curled shape.
And controlling the drying temperature to be 100-200 ℃ when the drying is carried out till no water exists.
Grinding into fine powder of 150-200 meshes.
The preparation method of the communication shielding twisted pair material has the advantages of simple process, low preparation cost and good application market.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The invention relates to a preparation method of a communication shielding twisted pair material, which is implemented according to the following steps:
step 1, mixing three-layer co-extrusion type physical foaming and base material color concentrates with different colors, extruding and wrapping the mixture on the surface of a single anaerobic copper wire to form lines with different colors; the base material with different colors consists of the following raw materials in parts by weight: 20-43 parts of plasticated rubber and butadiene rubber, 2-3 parts of stearic acid, 20-30 parts of white carbon black, 2-5 parts of diethylene glycol, 0-3 parts of shellac, 3-5 parts of transformer oil, 3-50 parts of eleusine indica, 0.1-0.3 part of transparent yellow and 0.3-0.5 part of sun-proof scarlet;
in the step 1, roots of the eleusine indica are removed, the eleusine indica is dried until the eleusine indica is in a curled shape, then the eleusine indica is continuously dried until no water exists, the eleusine indica is finally ground into fine powder, the fine powder is ground into 150-200 meshes, and the drying temperature is controlled to be 40-70 ℃ when the eleusine indica is dried until the eleusine indica is in the curled shape. And controlling the drying temperature to be 100-200 ℃ when the drying is carried out till no water exists.
And 2, twisting the two pairs of different colors into a twisted pair.
Example 1
The invention relates to a preparation method of a communication shielding twisted pair material, which is implemented according to the following steps:
step 1, mixing three-layer co-extrusion type physical foaming and base material color concentrates with different colors, extruding and wrapping the mixture on the surface of a single anaerobic copper wire to form lines with different colors; the base material with different colors consists of the following raw materials in parts by weight: 20 parts of plasticated rubber and butadiene rubber, 2 parts of stearic acid, 20 parts of white carbon black, 2 parts of diethylene glycol, 0 part of lac, 3 parts of transformer oil, 3 parts of eleusine indica, 0.1 part of transparent yellow and 0.3 part of fast scarlet;
in the step 1, roots of the eleusine indica are removed, the eleusine indica is dried until the eleusine indica is in a curled shape, then the eleusine indica is continuously dried until no water exists, finally the eleusine indica is ground into fine powder of 150 meshes, and the drying temperature is controlled to be 40 ℃ when the eleusine indica is dried until the eleusine indica is in the curled shape. The drying temperature was controlled to 100 ℃ until no moisture was present.
And 2, twisting the two pairs of different colors into a twisted pair.
Example 2
The invention relates to a preparation method of a communication shielding twisted pair material, which is implemented according to the following steps:
step 1, mixing three-layer co-extrusion type physical foaming and base material color concentrates with different colors, extruding and wrapping the mixture on the surface of a single anaerobic copper wire to form lines with different colors; the base material with different colors consists of the following raw materials in parts by weight: 43 parts of plasticated rubber and butadiene rubber, 3 parts of stearic acid, 30 parts of white carbon black, 5 parts of diethylene glycol, 3 parts of lac, 5 parts of transformer oil, 50 parts of eleusine indica, 0.3 part of transparent yellow and 0.5 part of fast scarlet;
in the step 1, roots of the eleusine indica are removed, the eleusine indica is dried until the eleusine indica is in a curled shape, then the eleusine indica is continuously dried until no water exists, finally the eleusine indica is ground into fine powder, the fine powder is ground into 200 meshes, and the drying temperature is controlled to be 70 ℃ when the eleusine indica is dried until the eleusine indica is in the curled shape. The drying temperature was controlled to 200 ℃ until no moisture was present.
And 2, twisting the two pairs of different colors into a twisted pair.
Example 3
The invention relates to a preparation method of a communication shielding twisted pair material, which is implemented according to the following steps:
step 1, mixing three-layer co-extrusion type physical foaming and base material color concentrates with different colors, extruding and wrapping the mixture on the surface of a single anaerobic copper wire to form lines with different colors; the base material with different colors consists of the following raw materials in parts by weight: 33 parts of plasticated rubber and butadiene rubber, 2.5 parts of stearic acid, 25 parts of white carbon black, 4 parts of diethylene glycol, 2 parts of lac, 4 parts of transformer oil, 30 parts of eleusine indica, 0.2 part of transparent yellow and 0.4 part of fast scarlet;
in the step 1, roots of the eleusine indica are removed, the eleusine indica is dried until the eleusine indica is in a curled shape, then the eleusine indica is continuously dried until no water exists, finally the eleusine indica is ground into fine powder of 180 meshes, and the drying temperature is controlled to be 50 ℃ when the eleusine indica is dried until the eleusine indica is in the curled shape. The drying temperature was controlled to 150 ℃ until no moisture was present.
And 2, twisting the two pairs of different colors into a twisted pair.
Claims (5)
1. A preparation method of a communication shielding twisted pair material is characterized by comprising the following steps:
step 1, mixing three-layer co-extrusion type physical foaming and base material color concentrates with different colors, extruding and wrapping the mixture on the surface of a single anaerobic copper wire to form lines with different colors; the base material with different colors consists of the following raw materials in parts by weight: 20-43 parts of plasticated rubber and butadiene rubber, 2-3 parts of stearic acid, 20-30 parts of white carbon black, 2-5 parts of diethylene glycol, 0-3 parts of shellac, 3-5 parts of transformer oil, 3-50 parts of eleusine indica, 0.1-0.3 part of transparent yellow and 0.3-0.5 part of sun-proof scarlet;
and 2, twisting the two pairs of different colors into a twisted pair.
2. The method as claimed in claim 1, wherein the Eleusine indica (L.) Link is processed by removing roots, drying until the Eleusine indica (L.) Link is curled, further drying until no water is left, and grinding into fine powder.
3. The method for preparing a twisted pair material for shielding communication as claimed in claim 2, wherein the drying temperature of the dried oregano in the curled shape is controlled to be 40-70 ℃.
4. The method for preparing a twisted pair material for shielding communication as claimed in claim 2, wherein the drying temperature for drying to be completely free of moisture is controlled to be 100-200 ℃.
5. The method as claimed in claim 2, wherein the ground powder is 150-200 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911167687.7A CN110818978A (en) | 2019-11-25 | 2019-11-25 | Preparation method of communication shielding twisted pair material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911167687.7A CN110818978A (en) | 2019-11-25 | 2019-11-25 | Preparation method of communication shielding twisted pair material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110818978A true CN110818978A (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911167687.7A Withdrawn CN110818978A (en) | 2019-11-25 | 2019-11-25 | Preparation method of communication shielding twisted pair material |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5137139A (en) * | 1974-09-25 | 1976-03-29 | Showa Electric Wire & Cable Co | SUIMITSUDOTAIYOKONPAUNDO |
| CN101580606A (en) * | 2009-06-08 | 2009-11-18 | 无锡市华美电缆有限公司 | Cable jacket rubber and preparation method |
| CN105218903A (en) * | 2015-11-13 | 2016-01-06 | 河南荣光鞋业有限公司 | Shoe with beef tendon sole and working method thereof |
| CN107108204A (en) * | 2014-12-08 | 2017-08-29 | 昆士兰大学 | Nanocomposite elastomer |
| CN107669056A (en) * | 2017-11-23 | 2018-02-09 | 福建省南湖山茶业有限公司 | A kind of Chinese medicine, tea composite pillow and preparation method thereof |
| CN109786041A (en) * | 2017-11-10 | 2019-05-21 | 湖北中涂科技有限公司 | A method of preparing twisted pair containing ethylene-propylene copolymer |
-
2019
- 2019-11-25 CN CN201911167687.7A patent/CN110818978A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5137139A (en) * | 1974-09-25 | 1976-03-29 | Showa Electric Wire & Cable Co | SUIMITSUDOTAIYOKONPAUNDO |
| CN101580606A (en) * | 2009-06-08 | 2009-11-18 | 无锡市华美电缆有限公司 | Cable jacket rubber and preparation method |
| CN107108204A (en) * | 2014-12-08 | 2017-08-29 | 昆士兰大学 | Nanocomposite elastomer |
| CN105218903A (en) * | 2015-11-13 | 2016-01-06 | 河南荣光鞋业有限公司 | Shoe with beef tendon sole and working method thereof |
| CN109786041A (en) * | 2017-11-10 | 2019-05-21 | 湖北中涂科技有限公司 | A method of preparing twisted pair containing ethylene-propylene copolymer |
| CN107669056A (en) * | 2017-11-23 | 2018-02-09 | 福建省南湖山茶业有限公司 | A kind of Chinese medicine, tea composite pillow and preparation method thereof |
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Application publication date: 20200221 |
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| WW01 | Invention patent application withdrawn after publication |