CN104751950A - Category excess 7 digital communication cable for Internet - Google Patents
Category excess 7 digital communication cable for Internet Download PDFInfo
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- CN104751950A CN104751950A CN201310726317.9A CN201310726317A CN104751950A CN 104751950 A CN104751950 A CN 104751950A CN 201310726317 A CN201310726317 A CN 201310726317A CN 104751950 A CN104751950 A CN 104751950A
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Abstract
The invention discloses a Category excess 7 digital communication cable for the Internet. The cable comprises eight copper leads, wherein the copper leads are wrapped with inner protection layers; a polyester tape layer is wrapped on the external surfaces of four twisted pairs; and each inner protection layer comprises the following components in parts by weight: 100 parts of 1,3-butadiene, 50-60 parts of styrene, 25-35 parts of ethylene-vinyl acetate copolymer, 8-14 parts of ethylene-vinyl acetate copolymer grafted maleic anhydride copolymer, 5-10 parts of siloxane, 20-25 parts of fumed silica, 5-10 parts of copper powder, 1-2 parts of microcrystalline wax, 1.8-2 parts of titanium dioxide, 1-1.5 parts of 4,4'-bis-(alpha, alpha dimethyl benzyl) diphenylamine, 0.5-1 part of dicumyl peroxide, 2-3 parts of triallyl cyanurate, and 3-4 parts of dilauryl thiodipropionate. The cable improves reflection and absorption of a high-frequency electromagnetic wave, improves crosstalk and signal attenuation, expands the bandwidth of absorption frequency, and improves the stability of product performance.
Description
Technical field
The present invention relates to cable for digital communication, be specifically related to a kind ofly surpass 7 class cable for digital communication for the Internet.
Background technology
Along with the fast development of global IT application highway, local area network digital cable obtains further large-scale application, and being rapidly doubled and redoubled and access network technology leapfrogging growth of network technology, proposes requirements at the higher level to the transmission medium of information.
Gigabit Ethernet can not meet consumer wideband requirement, and 10,000,000,000 will become mainstream technology than Ethernet (10Gbps).Corresponding cable for digital communication need from surpassing five classes (100Mbps), six classes (200Mbps) to seven classes (600Mbps), eight classes (1000Mbps) production development, how to solve the electromagnetic reflection of radioshielding effect and absorption, and cross-talk and attenuation problem, become the direction that those skilled in the art make great efforts.
Summary of the invention
The object of this invention is to provide and a kind ofly surpass 7 class cable for digital communication for the Internet, this surpasses 7 class cable for digital communication and improves high-frequency electromagnetic wave reflection and absorption, improve cross-talk and signal attenuation, extend the bandwidth of absorption frequency and improve the stability of properties of product.
For achieving the above object, the technical solution used in the present invention is: a kind ofly surpass 7 class cable for digital communication for the Internet, comprise: eight copper conductors, this copper conductor is all coated with sheath, in described eight copper conductors, two copper conductor composition first strands are to line, and two copper conductor composition second strands are to line; Two copper conductor composition the 3rd strands are to line; Two copper conductor composition the 4th strands are to line;
One polyester belt is coated on described four strands to line outer surface;
One one side aluminium foil layer is coated on described polyester belt outer surface;
Tincopper fuse wire braided armor is coated on described one side aluminium foil layer, and described tincopper fuse wire braided armor is woven by some strands of tinned wirds and forms, and described per share tinned wird is made up of at least one tinned copper wire;
One external sheath layer is coated on described tincopper fuse wire braided armor outer surface;
Described sheath is made up of the component of following weight portion:
1,3-butadiene 100 parts,
Styrene 50 ~ 60 parts,
Ethylene-vinyl acetate copolymer 25 ~ 35 parts,
Ethylene-vinyl acetate copolymer grafted maleic anhydride copolymer 8 ~ 14 parts,
Siloxanes 5 ~ 10 parts,
Fume colloidal silica 20 ~ 25 parts,
Copper powder 5 ~ 10 parts,
Microwax 1 ~ 2 part,
Titanium dioxide 1.8 ~ 2 parts,
4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.5 part,
Cumyl peroxide 0.5 ~ 1 part,
Triallyl cyanurate 2 ~ 3 parts;
Dilauryl thiodipropionate 3 ~ 4 parts.
In technique scheme, further improved plan is as follows:
1., in such scheme, described sheath is made up of the component of following weight portion:
1,3-butadiene 100 parts,
Styrene 55 ~ 58 parts,
Ethylene-vinyl acetate copolymer 28 ~ 30 parts,
Ethylene-vinyl acetate copolymer grafted maleic anhydride copolymer 10 ~ 12 part,
Siloxanes 8 ~ 10 parts,
Fume colloidal silica 22 ~ 25 parts,
Copper powder 6 ~ 8 parts,
Microwax 1.2 ~ 1.6 parts,
Titanium dioxide 1.8 ~ 2 parts,
4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.2 part,
Cumyl peroxide 0.6 ~ 0.8 part,
Triallyl cyanurate 2.2 ~ 2.5 parts;
Dilauryl thiodipropionate 3.2 ~ 3.5 parts.
2., in such scheme, described first strand is all coated with double-sided aluminum foil layer to line and the 4th strand to line outer surface to line, the 3rd strand to line, the second strand.
3., in such scheme, described tinned copper wire diameter is 0.13mm.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
1. the present invention be used for the Internet surpass 7 class cable for digital communication, it adopts special formulation 1,3-butadiene 100 parts, styrene 50 ~ 60 parts, ethylene-vinyl acetate copolymer 25 ~ 35 parts, form suitable viscosity, polarity is conducive to fume colloidal silica 20 ~ 25 parts, the dispersion that copper powder is 5 ~ 10 parts, reduce the volume resistivity of conductive rubber, the electromagnetic reflection of radioshielding effect and absorption are increased.
2. the present invention be used for the Internet surpass 7 class cable for digital communication, its formula in 1,3-butadiene 100 parts, styrene 50 ~ 60 parts, ethylene-vinyl acetate copolymer 25 ~ 35 parts, fume colloidal silica 20 ~ 25 parts, adds cumyl peroxide 0.5 ~ 1 part in copper powder 5 ~ 10 parts, triallyl cyanurate 2 ~ 3 parts, dilauryl thiodipropionate 3 ~ 4 parts; Greatly can accelerate curingprocess rate, improve crosslink density, improve the heat resistance of vulcanizate, avoid owing to adding fume colloidal silica 20 ~ 25 parts, copper powder 5 ~ 10 parts produces similar sponge-type porosity, thus improves physical mechanical and mechanical property; Secondly, microwax 1 ~ 2 part, titanium dioxide 1.8 ~ 2 parts, 4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.5 part, is conducive to improving copper powder and 1,3-butadiene 100 parts, the intermiscibility that styrene is 50 ~ 60 parts, extends the bandwidth of absorption frequency and improves the stability of properties of product.
Accompanying drawing explanation
Accompanying drawing 1 for the present invention be used for the Internet surpass 7 class cable for digital communication structural representations.
In above accompanying drawing: 1, copper conductor; 2, sheath; 3, the first strand is to line; 4, the second strand is to line; 5, the 3rd strand is to line; 6, the 4th strand is to line; 7, polyester belt; 8, one side aluminium foil layer; 9, tincopper fuse wire braided armor; 10, external sheath layer.
Embodiment
Embodiment. a kind ofly surpass 7 class cable for digital communication for the Internet, comprising: eight copper conductors 1, this copper conductor 1 is all coated with sheath 2, and in described eight copper conductors 1, two copper conductors composition first strands are to line 3, and two copper conductors composition second strands are to line 4; Two copper conductor composition the 3rd strands are to line 5; Two copper conductor composition the 4th strands are to line 6;
One polyester belt 7 is coated on described four strands to line outer surface;
One one side aluminium foil layer 8 is coated on described polyester belt 7 outer surface;
Tincopper fuse wire braided armor 9 is coated on described one side aluminium foil layer 8, and described tincopper fuse wire braided armor 9 is woven by some strands of tinned wirds and forms, and described per share tinned wird is made up of at least one tinned copper wire;
One external sheath layer is coated on described tincopper fuse wire braided armor 9 outer surface;
Described sheath 2 is made up of the component of following weight portion:
Table 1
Above-mentioned first strand is twisted line 3, second and is all coated with double-sided aluminum foil layer 10 to line 5 and the 4th strand to line 6 outer surface to line 4, the 3rd strand.
Above-mentioned tinned copper wire diameter is 0.13mm.
Adopt and above-mentionedly surpass 7 class cable for digital communication for the Internet, form suitable viscosity, polarity is conducive to fume colloidal silica 20 ~ 25 parts, the volume resistivity of the dispersion that copper powder is 5 ~ 10 parts, reduction conductive rubber, increases the electromagnetic reflection of radioshielding effect and absorption; Secondly, greatly can accelerate curingprocess rate, improve crosslink density, improve the heat resistance of vulcanizate, avoid owing to adding fume colloidal silica 20 ~ 25 parts, copper powder 5 ~ 10 parts produces similar sponge-type porosity, thus improves physical mechanical and mechanical property; Again, microwax 1 ~ 2 part, titanium dioxide 1.8 ~ 2 parts, 4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.5 part, is conducive to improving copper powder and 1,3-butadiene 100 parts, the intermiscibility that styrene is 50 ~ 60 parts, extends the bandwidth of absorption frequency and improves the stability of properties of product.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (4)
1. one kind surpasses 7 class cable for digital communication for the Internet, comprise: eight copper conductors (1), this copper conductor (1) is all coated with sheath (2), and in described eight copper conductors (1), two copper conductor composition first strands are to line (3), and two copper conductor composition second strands are to line (4); Two copper conductor composition the 3rd strands are to line (5); Two copper conductor composition the 4th strands are to line (6);
One polyester belt (7) is coated on described four strands to line outer surface;
One one side aluminium foil layer (8) is coated on described polyester belt (7) outer surface;
Tincopper fuse wire braided armor (9) is coated on described one side aluminium foil layer (8), and described tincopper fuse wire braided armor (9) is woven by some strands of tinned wirds and forms, and described per share tinned wird is made up of at least one tinned copper wire;
One external sheath layer (10) is coated on described tincopper fuse wire braided armor (9) outer surface;
It is characterized in that: described sheath (2) is made up of the component of following weight portion:
1,3-butadiene 100 parts,
Styrene 50 ~ 60 parts,
Ethylene-vinyl acetate copolymer 25 ~ 35 parts,
Ethylene-vinyl acetate copolymer grafted maleic anhydride copolymer 8 ~ 14 parts,
Siloxanes 5 ~ 10 parts,
Fume colloidal silica 20 ~ 25 parts,
Copper powder 5 ~ 10 parts,
Microwax 1 ~ 2 part,
Titanium dioxide 1.8 ~ 2 parts,
4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.5 part,
Cumyl peroxide 0.5 ~ 1 part,
Triallyl cyanurate 2 ~ 3 parts,
Dilauryl thiodipropionate 3 ~ 4 parts.
2. according to claim 1ly surpass 7 class cable for digital communication, it is characterized in that: described sheath (2) is made up of the component of following weight portion:
1,3-butadiene 100 parts,
Styrene 55 ~ 58 parts,
Ethylene-vinyl acetate copolymer 28 ~ 30 parts,
Ethylene-vinyl acetate copolymer grafted maleic anhydride copolymer 10 ~ 12 part,
Siloxanes 8 ~ 10 parts,
Fume colloidal silica 22 ~ 25 parts,
Copper powder 6 ~ 8 parts,
Microwax 1.2 ~ 1.6 parts,
Titanium dioxide 1.8 ~ 2 parts,
4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.2 part,
Cumyl peroxide 0.6 ~ 0.8 part,
Triallyl cyanurate 2.2 ~ 2.5 parts,
Dilauryl thiodipropionate 3.2 ~ 3.5 parts.
3. according to claim 1ly surpass 7 class cable for digital communication, it is characterized in that: described first strand to be twisted line (5) and the 4th line (4), the 3rd strand line (3), the second strand and is all coated with double-sided aluminum foil layer (10) to line (6) outer surface.
4. according to claim 2ly surpass 7 class cable for digital communication, it is characterized in that: described tinned copper wire diameter is 0.13mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726317.9A CN104751950B (en) | 2013-12-25 | 2013-12-25 | Surpass 7 class cable for digital communication for internet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726317.9A CN104751950B (en) | 2013-12-25 | 2013-12-25 | Surpass 7 class cable for digital communication for internet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104751950A true CN104751950A (en) | 2015-07-01 |
| CN104751950B CN104751950B (en) | 2017-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310726317.9A Active CN104751950B (en) | 2013-12-25 | 2013-12-25 | Surpass 7 class cable for digital communication for internet |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3588318A (en) * | 1969-12-10 | 1971-06-28 | United States Steel Corp | Network cable |
| CN101707075A (en) * | 2009-12-04 | 2010-05-12 | 江苏远洋东泽电缆股份有限公司 | Cat7 soft cable for ocean engineering equipment local area networks and manufacturing method thereof |
| CN202134270U (en) * | 2011-06-20 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Super category 7 digital cable having weather resistance |
| CN202134271U (en) * | 2011-06-20 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Anti-interference super 7 type digital cable |
| CN103232630A (en) * | 2013-04-22 | 2013-08-07 | 江苏亨通电力电缆有限公司 | High-strength high-elongation flame retardant rubber insulated cable material and preparation process thereof |
-
2013
- 2013-12-25 CN CN201310726317.9A patent/CN104751950B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3588318A (en) * | 1969-12-10 | 1971-06-28 | United States Steel Corp | Network cable |
| CN101707075A (en) * | 2009-12-04 | 2010-05-12 | 江苏远洋东泽电缆股份有限公司 | Cat7 soft cable for ocean engineering equipment local area networks and manufacturing method thereof |
| CN202134270U (en) * | 2011-06-20 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Super category 7 digital cable having weather resistance |
| CN202134271U (en) * | 2011-06-20 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Anti-interference super 7 type digital cable |
| CN103232630A (en) * | 2013-04-22 | 2013-08-07 | 江苏亨通电力电缆有限公司 | High-strength high-elongation flame retardant rubber insulated cable material and preparation process thereof |
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| Publication number | Publication date |
|---|---|
| CN104751950B (en) | 2017-12-12 |
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