CN105161173B - A kind of high-performance communication cable - Google Patents
A kind of high-performance communication cable Download PDFInfo
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- CN105161173B CN105161173B CN201410233116.XA CN201410233116A CN105161173B CN 105161173 B CN105161173 B CN 105161173B CN 201410233116 A CN201410233116 A CN 201410233116A CN 105161173 B CN105161173 B CN 105161173B
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Abstract
The invention discloses a kind of high-performance communication cable, weighs the 2min of stirring at low speed 1 in 70 100 parts of polyvinyl chloride resins, 68 parts of LLDPEs, 5 10 parts of calcium-zinc composite stabilizing agents, 1 1.5 parts of antimony trioxides, 0.2 0.5 parts of stearic acid, 0.1 0.4 parts of phenolic antioxidants, 1.5 2 parts of acrylic resins, 1 1.5 parts of silicone powder input mixers by weight；Then 20 24 parts of trioctyl trimellitate (TOTM)s, 58 parts of dioctyl phthalates, 46 parts of 3min of epoxidized soybean oil moderate-speed mixer 2 are added, whipping temp is 95 105 DEG C；Then add powdered whiting and stir 2 4min；Blowing, put into extrusion in double screw extruder and obtain above-mentioned sheath, extrusion temperature is 145 160 DEG C.In the present invention, above-mentioned high-performance communication cable good toughness, impact strength is high, and tear-resistant excellent performance, heat endurance is good, and cost is relatively low.
Description
Technical field
The present invention relates to technical field of communication cables, more particularly to a kind of high-performance communication cable.
Background technology
It is well known that with national economy rapid development and the continuous updating of electric power facility, the use of all kinds of electric wires
Amount is significantly increased, and drives the demand of all kinds of CABLE MATERIALSs, quantitatively has growth by a relatively large margin, therefore CABLE MATERIALS is produced into
This and quality propose higher requirement.Polyvinyl chloride has low cost, easy to process, excellent in mechanical performance, corrosion-resistant and exhausted
The strong points such as edge is excellent, are widely used in the fields such as building, light industry, chemical industry, electrical equipment and electric wire, pvc sheath flexible cable
Different occasions can normal transmission electric energy and transmission signal, existing pvc sheath flexible cable can not increasingly meet need
Will, if preparing a kind of good toughness, impact strength is high, and tear-resistant excellent performance, heat endurance is good, lower-cost high-performance
Communication cable turns into the current technical issues that need to address.
The content of the invention
In order to solve technical problem present in background technology, the present invention proposes a kind of high-performance communication cable, toughness
Good, impact strength is high, and tear-resistant excellent performance, heat endurance is good, and cost is relatively low.
A kind of high-performance communication cable proposed by the present invention, including sheath, screen layer, polyurethane film layer and core, line
Core includes median strip and four pairs of twisted-pair feeders, and median strip is star cross structure, and four pairs of twisted-pair feeders pass through central strip
Band is spaced apart, and four pairs of twisted-pair feeders form by insulating barrier and tinned copper conductor；Core is coated with polyurethane film layer；Poly- ammonia
Ester film layer is coated with screen layer, and screen layer is made up of plastic-aluminum combined layer with wire sheathing, and wire sheathing is coated on aluminium
The outer layer of paper tinsel screen layer, screen layer external sheath have sheath, and sheath is made of following technique：70-100 parts are weighed by weight
Polyvinyl chloride resin, 6-8 parts LLDPE, 5-10 parts calcium-zinc composite stabilizing agent, 1-1.5 parts antimony trioxide, 0.2-0.5 parts
It is low in stearic acid, 0.1-0.4 parts phenolic antioxidant, 1.5-2 parts acrylic resin, 1-1.5 part silicone powder input mixer
Speed stirring 1-2min；Then it is big that 20-24 parts trioctyl trimellitate (TOTM), 5-8 parts dioctyl phthalate, 4-6 part epoxies are added
Soya-bean oil moderate-speed mixer 2-3min, whipping temp are 95-105 DEG C；Then powdered whiting stirring 2-4min is added；Blowing, input
Extrusion obtains above-mentioned sheath in double screw extruder, and extrusion temperature is 145-160 DEG C.
Preferably, the density of LLDPE is 0.918~0.935g/cm3。
Preferably, phenolic antioxidant can be antioxidant 264, it is antioxidant 1076, antioxidant 1010, antioxidant 1098, anti-
One or more compositions in oxygen agent 2246-S, antioxidant 300, antioxidant KY-586 and antioxidant BHT.
Preferably, the weight of polyvinyl chloride resin and LLDPE ratio is 100:6-8.
Preferably, the weight ratio of calcium-zinc composite stabilizing agent, antimony trioxide and antioxidant of classifying is 6-8:1.2-1.4:0.2-
0.4。
Preferably, the weight ratio of trioctyl trimellitate (TOTM), dioctyl phthalate and epoxidized soybean oil is 22-24:6-
8:4-6。
Preferably, above-mentioned whipping temp is 100-104 DEG C.
Preferably, above-mentioned extrusion temperature is 150-155 DEG C.
In the present invention, using polyvinyl chloride resin as major ingredient, and coordinate add appropriate LLDPE wherein,
Product not only corrosion resistance and good, has good plasticity, and intensity is big, good toughness, heat-resisting, cold tolerance is excellent, also has
There are good environmental stress crack resistance, impact strength and tear-resistant intensity；Calcium-zinc composite stabilizing agent is free of heavy metal, has
Excellent heat endurance, lubricity and electrical insulating property, there is unique coupling capacity increasing function, polyvinyl chloride resin, linear low close can be promoted
Polyethylene and filler compatibility are spent, suitably reduces cost, improves product combination property；Calcium-zinc composite stabilizing agent and three oxidations
Antimony, acrylic resin, silicone powder coordinate together to be added in above-mentioned polyvinyl chloride resin and LLDPE, and wherein
Appropriate stearic acid is added, material dispersion is good, is well mixed, and stability is excellent, heat-resisting, fire resistance is extremely excellent, and
Cost is relatively low, wherein, together functioned as using trioctyl trimellitate (TOTM), p-phthalic acid's dioctyl ester and epoxidized soybean oil multiple
With plasticizer and above-mentioned material collective effect, materiel machining is convenient, and viscosity is high, and product flexility is good.
Embodiment
Embodiment 1
A kind of high-performance communication cable, including sheath, screen layer, polyurethane film layer and core, core include center point
Every band and four pairs of twisted-pair feeders, median strip is star cross structure, and four pairs of twisted-pair feeders are spaced apart by median strip, four
Twisted-pair feeder is formed by insulating barrier and tinned copper conductor；Core is coated with polyurethane film layer；Polyurethane film layer outsourcing
Screen layer is covered with, screen layer is made up of plastic-aluminum combined layer with wire sheathing, and wire sheathing is coated on the outer of foil shielding layer
Layer, screen layer external sheath have sheath, and sheath is made of following technique：Weigh by weight 70 parts of polyvinyl chloride resins, 8 parts it is linear
Low density polyethylene (LDPE), 5 parts of calcium-zinc composite stabilizing agents, 1.5 parts of antimony trioxides, 0.2 part of stearic acid, 0.4 part of phenolic antioxidant, 1.5
Stirring at low speed 1min in part acrylic resin, 1.5 parts of silicone powders input mixers；Then it is pungent that 24 parts of tri trimellitates are added
Ester, 5 parts of dioctyl phthalates, 6 parts of epoxidized soybean oil moderate-speed mixer 2min, whipping temp are 105 DEG C；Then heavy is added
Calcium carbonate stirs 2min；Blowing, put into extrusion in double screw extruder and obtain above-mentioned sheath, extrusion temperature is 160 DEG C.
Embodiment 2
A kind of high-performance communication cable, including sheath, screen layer, polyurethane film layer and core, core include center point
Every band and four pairs of twisted-pair feeders, median strip is star cross structure, and four pairs of twisted-pair feeders are spaced apart by median strip, four
Twisted-pair feeder is formed by insulating barrier and tinned copper conductor；Core is coated with polyurethane film layer；Polyurethane film layer outsourcing
Screen layer is covered with, screen layer is made up of plastic-aluminum combined layer with wire sheathing, and wire sheathing is coated on the outer of foil shielding layer
Layer, screen layer external sheath have sheath, and sheath is made of following technique：100 parts of polyvinyl chloride resins, 6 parts of lines are weighed by weight
Property low density polyethylene (LDPE), 10 parts of calcium-zinc composite stabilizing agents, 1 part of antimony trioxide, 0.5 part of stearic acid, 0.1 part of phenolic antioxidant, 2 parts
Stirring at low speed 2min in acrylic resin, 1 part of silicone powder input mixer；Then 20 parts of trioctyl trimellitate (TOTM)s, 8 are added
Part dioctyl phthalate, 4 parts of epoxidized soybean oil moderate-speed mixer 3min, whipping temp are 95 DEG C；Then heavy carbonic acid is added
Calcium stirs 4min；Blowing, put into extrusion in double screw extruder and obtain above-mentioned sheath, extrusion temperature is 145 DEG C.
Embodiment 3
A kind of high-performance communication cable, including sheath, screen layer, polyurethane film layer and core, core include center point
Every band and four pairs of twisted-pair feeders, median strip is star cross structure, and four pairs of twisted-pair feeders are spaced apart by median strip, four
Twisted-pair feeder is formed by insulating barrier and tinned copper conductor；Core is coated with polyurethane film layer；Polyurethane film layer outsourcing
Screen layer is covered with, screen layer is made up of plastic-aluminum combined layer with wire sheathing, and wire sheathing is coated on the outer of foil shielding layer
Layer, screen layer external sheath have sheath, and sheath is made of following technique：85 parts of polyvinyl chloride resins, 7.5 parts of lines are weighed by weight
Property low density polyethylene (LDPE), 6 parts of calcium-zinc composite stabilizing agents, 1.2 parts of antimony trioxides, 0.45 part of stearic acid, 0.25 part of phenolic antioxidant,
Stirring at low speed 2min in 1.85 parts of acrylic resins, 1.25 parts of silicone powder input mixers；Then 23 parts of inclined benzene three are added
Sour three monooctyl esters, 7 parts of dioctyl phthalates, 4.5 parts of epoxidized soybean oil moderate-speed mixer 3min, whipping temp are 98 DEG C；Then
Add powdered whiting stirring 3min；Blowing, put into extrusion in double screw extruder and obtain above-mentioned sheath, extrusion temperature 155
℃。
Embodiment 4
A kind of high-performance communication cable, including sheath, screen layer, polyurethane film layer and core, core include center point
Every band and four pairs of twisted-pair feeders, median strip is star cross structure, and four pairs of twisted-pair feeders are spaced apart by median strip, four
Twisted-pair feeder is formed by insulating barrier and tinned copper conductor；Core is coated with polyurethane film layer；Polyurethane film layer outsourcing
Screen layer is covered with, screen layer is made up of plastic-aluminum combined layer with wire sheathing, and wire sheathing is coated on the outer of foil shielding layer
Layer, screen layer external sheath have sheath, and sheath is made of following technique：95 parts of polyvinyl chloride resins, 7.5 parts of lines are weighed by weight
Property low density polyethylene (LDPE), 8.5 parts of calcium-zinc composite stabilizing agents, 1.2 parts of antimony trioxides, 0.4 part of stearic acid, 0.2 part of phenolic antioxidant,
Stirring at low speed 2min in 1.8 parts of acrylic resins, 1.2 parts of silicone powder input mixers；Then 21 parts of trimellitic acids are added
Three monooctyl esters, 7 parts of dioctyl phthalates, 5 parts of epoxidized soybean oil moderate-speed mixer 3min, whipping temp are 102 DEG C；Then add
Powdered whiting stirs 2min；Blowing, put into extrusion in double screw extruder and obtain above-mentioned sheath, extrusion temperature is 158 DEG C.
Performance test is carried out to high-performance communication cable described in embodiment 1-4, test result is as follows；
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited to
This, any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme
And its inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
- A kind of 1. high-performance communication cable, it is characterised in that including core, core by median strip and four pairs of twisted-pair feeders, in Central median is star cross structure, and four pairs of twisted-pair feeders are spaced apart by median strip, and each pair twisted-pair feeder is by insulating barrier And formed by the tinned copper conductor of insulating barrier cladding；Core is coated with polyurethane film layer；Polyurethane film layer it is outer by interior and Screen layer is coated with successively outside, and screen layer is made up of plastic-aluminum combined layer with wire sheathing, and wire sheathing is coated on aluminum foil screen The outer layer of layer is covered, screen layer external sheath has sheath, and sheath is made of following technique：70-100 parts PVC is weighed by weight Resin, 6-8 parts LLDPE, 5-10 parts calcium-zinc composite stabilizing agent, 1-1.5 parts antimony trioxide, 0.2-0.5 parts are stearic Low speed stirs in acid, 0.1-0.4 parts phenolic antioxidant, 1.5-2 parts acrylic resin, 1-1.5 part silicone powder input mixer Mix 1-2min；Then 20-24 parts trioctyl trimellitate (TOTM), 5-8 parts dioctyl phthalate, 4-6 part epoxidized soybean oils are added Moderate-speed mixer 2-3min, whipping temp are 95-105 DEG C；Then powdered whiting stirring 2-4min is added；Blowing, put into double spiral shells Extrusion obtains above-mentioned sheath in bar extruder, and extrusion temperature is 145-160 DEG C.
- 2. high-performance communication cable according to claim 1, it is characterised in that the density of LLDPE is 0.918~0.935g/cm3。
- 3. high-performance communication cable according to claim 1, it is characterised in that phenolic antioxidant can be antioxidant 264, Antioxidant 1076, antioxidant 1010, antioxidant 1098, antioxidant 2246-S, antioxidant 300, antioxidant KY-586 and antioxidant One or more compositions in BHT.
- 4. high-performance communication cable according to claim 1, it is characterised in that polyvinyl chloride resin and LLDPE Weight ratio be 100:6-8.
- 5. high-performance communication cable according to claim 1, it is characterised in that calcium-zinc composite stabilizing agent, antimony trioxide and The weight ratio of classification antioxidant is 6-8:1.2-1.4:0.2-0.4.
- 6. high-performance communication cable according to claim 1, it is characterised in that trioctyl trimellitate (TOTM), phthalic acid The weight of dioctyl ester and epoxidized soybean oil ratio is 22-24:6-8:4-6.
- 7. high-performance communication cable according to claim 1, it is characterised in that above-mentioned whipping temp is 100-104 DEG C.
- 8. high-performance communication cable according to claim 1, it is characterised in that above-mentioned extrusion temperature is 150-155 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233116.XA CN105161173B (en) | 2014-05-28 | 2014-05-28 | A kind of high-performance communication cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233116.XA CN105161173B (en) | 2014-05-28 | 2014-05-28 | A kind of high-performance communication cable |
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| Publication Number | Publication Date |
|---|---|
| CN105161173A CN105161173A (en) | 2015-12-16 |
| CN105161173B true CN105161173B (en) | 2018-01-05 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201181611Y (en) * | 2008-03-28 | 2009-01-14 | 昆山火凤凰线缆有限公司 | Vehicle-mounted full-CAN low-crosstalk network integrated bus cable |
| JP2009519365A (en) * | 2005-12-14 | 2009-05-14 | テーザ・アクチエンゲゼルシャフト | Winding tape made of thermoplastic polyurethane (TPU) film |
| CN103346519A (en) * | 2013-07-23 | 2013-10-09 | 上海远洲管业有限公司 | Abrasion-resistant anti-impact multi-hole cable protective pipe and preparing method thereof |
| CN103540065A (en) * | 2013-10-29 | 2014-01-29 | 绿宝电缆（集团）有限公司 | Modified oilproof aging-resistant polyvinyl chloride cable sheath material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6222130B1 (en) * | 1996-04-09 | 2001-04-24 | Belden Wire & Cable Company | High performance data cable |
-
2014
- 2014-05-28 CN CN201410233116.XA patent/CN105161173B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009519365A (en) * | 2005-12-14 | 2009-05-14 | テーザ・アクチエンゲゼルシャフト | Winding tape made of thermoplastic polyurethane (TPU) film |
| CN201181611Y (en) * | 2008-03-28 | 2009-01-14 | 昆山火凤凰线缆有限公司 | Vehicle-mounted full-CAN low-crosstalk network integrated bus cable |
| CN103346519A (en) * | 2013-07-23 | 2013-10-09 | 上海远洲管业有限公司 | Abrasion-resistant anti-impact multi-hole cable protective pipe and preparing method thereof |
| CN103540065A (en) * | 2013-10-29 | 2014-01-29 | 绿宝电缆（集团）有限公司 | Modified oilproof aging-resistant polyvinyl chloride cable sheath material |
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| CN105161173A (en) | 2015-12-16 |
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Address after: 239300 Anhui city of Chuzhou province Tianchang Qin LAN Zhen Shou Chang Lu Applicant after: Anhui Star Cable Technology Co. Ltd. Address before: 239341 Anhui city of Chuzhou province Tianchang Qin LAN Zhen Shou Chang Lu Applicant before: Anhui Tianxing Optical Fiber Communication Equipment Co., Ltd. |
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