CN116178827A - SEBS (styrene-ethylene-butylene-styrene) substrate sheath material for butterfly rubber-insulated-wire cable and preparation method thereof - Google Patents
SEBS (styrene-ethylene-butylene-styrene) substrate sheath material for butterfly rubber-insulated-wire cable and preparation method thereof Download PDFInfo
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- CN116178827A CN116178827A CN202211544658.XA CN202211544658A CN116178827A CN 116178827 A CN116178827 A CN 116178827A CN 202211544658 A CN202211544658 A CN 202211544658A CN 116178827 A CN116178827 A CN 116178827A
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- sebs
- styrene
- antioxidant
- rubber
- butterfly
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- 239000000463 material Substances 0.000 title claims abstract description 34
- 239000000758 substrate Substances 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- -1 styrene-ethylene-butylene-styrene Chemical class 0.000 title abstract description 8
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 16
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 15
- 230000003287 optical effect Effects 0.000 claims abstract description 13
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 12
- 239000011575 calcium Substances 0.000 claims abstract description 12
- 229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 12
- 239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 12
- 239000000314 lubricant Substances 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 9
- 239000011159 matrix material Substances 0.000 claims abstract description 6
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 4
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 claims 10
- 238000010276 construction Methods 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
- C08L91/06—Waxes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an SEBS (styrene-ethylene-butylene-styrene) substrate sheath material for a butterfly rubber-insulated wire cable and a preparation method thereof, wherein the SEBS substrate sheath material comprises the following substances in percentage by mass: 6-10% of SEBS, 10-14% of white oil, 10-14% of LLDPE, 6-8% of compatilizer, 0.2-0.5% of antioxidant, 0.2-0.5% of lubricant, 0.2-0.5% of EBS, 60-65% of calcium powder and 0.5-1.5% of black matrix. Compared with the prior art, the invention has the advantages that: the strength, the elongation and the paying-off speed of the optical cable material are improved.
Description
Technical Field
The invention relates to the technical field of rubber-insulated-wire cable jackets, in particular to an SEBS (styrene-ethylene-butylene-styrene) base material for a butterfly-shaped rubber-insulated-wire cable and a preparation method thereof.
Background
The optical cable sheath is mainly used for facilitating optical cable laying and transportation, when the optical cable leaves the factory, each shaft can be coiled for 2-3 km, when the optical cable is laid for a long distance, the optical cables of different shafts are required to be connected, and when the optical cables of two shafts are connected, fusion connection is carried out in the optical cable sheath. Mainly comprises a polyethylene sheath, a steel or aluminum bonding sheath and a 53-type sheath. The elongation of the material is an important index of the cable sheath material, the cable is easy to crack due to insufficient elongation of the material, and the cable is easy to damage in the construction process. The existing optical cable sheath material is basically produced by modifying EVA (ethylene-vinyl acetate copolymer) as a main base material, and has the advantages of high cost, low tensile strength and elongation redundancy and low extrusion paying-off speed.
Disclosure of Invention
The invention aims to overcome the defects and provide an SEBS (styrene-ethylene-butylene-styrene) substrate sheath material for a butterfly-shaped rubber-covered optical cable and a preparation method thereof.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the SEBS substrate sheath material for the butterfly rubber-insulated-wire cable comprises the following substances in percentage by mass: 6-10% of SEBS, 10-14% of white oil, 10-14% of LLDPE, 6-8% of compatilizer, 0.2-0.5% of antioxidant, 0.2-0.5% of lubricant, 0.2-0.5% of EBS, 60-65% of calcium powder and 0.5-1.5% of black matrix.
A preparation method of an SEBS (styrene-ethylene-butylene-styrene) substrate sheath material of a butterfly rubber-insulated-wire cable comprises the following steps:
s1, starting an internal mixer to preheat, then sending SEBS and white oil into the internal mixer according to the proportion to carry out plasticating, mixing rubber for 6-8min, then adding LLDPE, a compatilizer, an antioxidant, a lubricant and EBS into the internal mixer according to the proportion, accelerating banburying by calcium powder and black masterbatch, and simultaneously improving the antioxidant and lubricity of a sheath material, and mixing for 15-30min to form a mixed rubber group;
s2, conveying the mixed rubber mass into a double-screw extrusion granulator, and then extruding and granulating.
As an improvement, the material comprises the following substances in percentage by mass: 7-9% of SEBS, 11-13% of white oil, 11-13% of LLDPE, 6-7% of compatilizer, 0.2-0.4% of antioxidant, 0.2-0.4% of lubricant, 0.3-0.4% of EBS, 60-62% of calcium powder and 0.8-1.2% of black masterbatch.
As an improvement, the material comprises the following substances in percentage by mass: 8% of SEBS, 12% of white oil, 12% of LLDPE, 6% of compatilizer, 0.3% of antioxidant, 0.4% of lubricant, 0.3% of EBS, 60% of calcium powder and 1% of black matrix.
Compared with the prior art, the invention has the advantages that: the materials and the formula of the SEBS base material are matched, and the SEBS base material has the characteristics of good ultraviolet stability, good antioxidant property, good thermal stability and the like, so that the SEBS base material is insensitive to temperature when no obvious shearing flow exists during heating, the organic solution of the SEBS oil blend can replace a natural latex product, and the strength, the elongation and the paying-off speed of the optical cable material are greatly improved.
Detailed Description
The present invention is described in further detail below in conjunction with the tables.
An embodiment, a SEBS (styrene-ethylene-butylene-styrene) substrate sheath material of a butterfly rubber-insulated wire cable and a preparation method thereof, wherein the SEBS substrate sheath material comprises the following substances in percentage by mass: 8% of SEBS, 12% of white oil, 12% of LLDPE, 6% of compatilizer, 0.3% of antioxidant, 0.4% of lubricant, 0.3% of EBS, 60% of calcium powder and 1% of black matrix.
The preparation method comprises the following steps:
s1, starting an internal mixer to preheat, then sending SEBS and white oil into the internal mixer according to the proportion to carry out plasticating, mixing rubber for 6-8min, then adding LLDPE, a compatilizer, an antioxidant, a lubricant and EBS into the internal mixer according to the proportion, accelerating banburying by calcium powder and black masterbatch, and simultaneously improving the antioxidant and lubricity of a sheath material, and mixing for 15-30min to form a mixed rubber group;
s2, conveying the mixed rubber mass into a double-screw extrusion granulator, and then extruding and granulating.
As an improvement, the material comprises the following substances in percentage by mass: 7-9% of SEBS, 11-13% of white oil, 11-13% of LLDPE, 6-7% of compatilizer, 0.2-0.4% of antioxidant, 0.2-0.4% of lubricant, 0.3-0.4% of EBS, 60-62% of calcium powder and 0.8-1.2% of black masterbatch.
The invention is characterized in that the comparison of the performance test data of the existing rubber-insulated wire cable material is shown in the table 1:
TABLE 1
| Test item | Tensile strength MPa | Elongation% | Density of | Paying-off speed m/min |
| Data of this patent | 12 | 190 | 1.501 | 120 |
| Industry sample data | 11 | 155 | 1.503 | 98 |
The invention and its embodiments have been described above without limitation, and the actual construction is not limited thereto. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (4)
1. The SEBS substrate sheath material for the butterfly-shaped rubber-insulated-wire cable is characterized by comprising the following substances in percentage by mass: 6-10% of SEBS, 10-14% of white oil, 10-14% of LLDPE, 6-8% of compatilizer, 0.2-0.5% of antioxidant, 0.2-0.5% of lubricant, 0.2-0.5% of EBS, 60-65% of calcium powder and 0.5-1.5% of black matrix.
2. The SEBS substrate sheathing material for butterfly-shaped rubber-covered wire optical cable according to claim 1, wherein the SEBS substrate sheathing material is characterized in that: comprises the following substances in percentage by mass: 7-9% of SEBS, 11-13% of white oil, 11-13% of LLDPE, 6-7% of compatilizer, 0.2-0.4% of antioxidant, 0.2-0.4% of lubricant, 0.3-0.4% of EBS, 60-62% of calcium powder and 0.8-1.2% of black masterbatch.
3. The SEBS substrate sheathing material for butterfly-shaped rubber-covered wire optical cable according to claim 1, wherein the SEBS substrate sheathing material is characterized in that: comprises the following substances in percentage by mass: 8% of SEBS, 12% of white oil, 12% of LLDPE, 6% of compatilizer, 0.3% of antioxidant, 0.4% of lubricant, 0.3% of EBS, 60% of calcium powder and 1% of black matrix.
4. The preparation method of the SEBS substrate sheath material of the butterfly-shaped rubber-insulated-wire cable is characterized by comprising the following steps of:
s1, starting an internal mixer to preheat, then sending SEBS and white oil into the internal mixer according to the proportion to carry out plasticating, mixing rubber for 6-8min, then adding LLDPE, a compatilizer, an antioxidant, a lubricant and EBS into the internal mixer according to the proportion, accelerating banburying by calcium powder and black masterbatch, and simultaneously improving the antioxidant and lubricity of a sheath material, and mixing for 15-30min to form a mixed rubber group;
s2, conveying the mixed rubber mass into a double-screw extrusion granulator, and then extruding and granulating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211544658.XA CN116178827A (en) | 2022-12-03 | 2022-12-03 | SEBS (styrene-ethylene-butylene-styrene) substrate sheath material for butterfly rubber-insulated-wire cable and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211544658.XA CN116178827A (en) | 2022-12-03 | 2022-12-03 | SEBS (styrene-ethylene-butylene-styrene) substrate sheath material for butterfly rubber-insulated-wire cable and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116178827A true CN116178827A (en) | 2023-05-30 |
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ID=86439168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211544658.XA Pending CN116178827A (en) | 2022-12-03 | 2022-12-03 | SEBS (styrene-ethylene-butylene-styrene) substrate sheath material for butterfly rubber-insulated-wire cable and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116178827A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104774371A (en) * | 2015-03-24 | 2015-07-15 | 中广核三角洲（苏州）高聚物有限公司 | Polyolefin composite material for butterfly optical cable sheath and preparation method thereof |
| CN104893089A (en) * | 2015-06-18 | 2015-09-09 | 上海至正道化高分子材料股份有限公司 | Low-smoke and halogen-free flame retardant material for optical cable covered with rubber and preparation method of low-smoke and halogen-free flame retardant material |
| CN108017871A (en) * | 2017-12-29 | 2018-05-11 | 厦门本润科技有限公司 | A kind of environmental protection TPE wire cable materials |
-
2022
- 2022-12-03 CN CN202211544658.XA patent/CN116178827A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104774371A (en) * | 2015-03-24 | 2015-07-15 | 中广核三角洲（苏州）高聚物有限公司 | Polyolefin composite material for butterfly optical cable sheath and preparation method thereof |
| CN104893089A (en) * | 2015-06-18 | 2015-09-09 | 上海至正道化高分子材料股份有限公司 | Low-smoke and halogen-free flame retardant material for optical cable covered with rubber and preparation method of low-smoke and halogen-free flame retardant material |
| CN108017871A (en) * | 2017-12-29 | 2018-05-11 | 厦门本润科技有限公司 | A kind of environmental protection TPE wire cable materials |
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