CN104927454B - Coating material for cables and preparation method thereof - Google Patents
Coating material for cables and preparation method thereof Download PDFInfo
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- CN104927454B CN104927454B CN201510390193.0A CN201510390193A CN104927454B CN 104927454 B CN104927454 B CN 104927454B CN 201510390193 A CN201510390193 A CN 201510390193A CN 104927454 B CN104927454 B CN 104927454B
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- 239000011248 coating agent Substances 0.000 title claims abstract description 40
- 238000000576 coating method Methods 0.000 title claims abstract description 40
- 239000000463 material Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 229920002239 polyacrylonitrile Polymers 0.000 claims abstract description 18
- 239000000835 fiber Substances 0.000 claims abstract description 17
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 claims abstract description 14
- -1 dimethacrylate triethylene glycol ester Chemical class 0.000 claims abstract description 14
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims abstract description 13
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 claims abstract description 12
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000004743 Polypropylene Substances 0.000 claims abstract description 12
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims abstract description 12
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229920001155 polypropylene Polymers 0.000 claims abstract description 12
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- SXEWOYJAMGWSMZ-UHFFFAOYSA-N 2-[2-(2-hydroxyethoxy)ethoxy]ethanol;2-methylprop-2-enoic acid Chemical compound CC(=C)C(O)=O.CC(=C)C(O)=O.OCCOCCOCCO SXEWOYJAMGWSMZ-UHFFFAOYSA-N 0.000 claims description 12
- AIPVRBGBHQDAPX-UHFFFAOYSA-N hydroxy(methyl)silane Chemical compound C[SiH2]O AIPVRBGBHQDAPX-UHFFFAOYSA-N 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 229940043265 methyl isobutyl ketone Drugs 0.000 claims description 11
- 238000007873 sieving Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 229910052882 wollastonite Inorganic materials 0.000 claims description 9
- 239000010456 wollastonite Substances 0.000 claims description 9
- GYZLOYUZLJXAJU-UHFFFAOYSA-N diglycidyl ether Chemical compound C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 claims description 8
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 2
- 150000008065 acid anhydrides Chemical class 0.000 claims description 2
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 2
- 239000011976 maleic acid Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims 2
- 238000000227 grinding Methods 0.000 claims 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 claims 1
- 238000011056 performance test Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- PTTPXKJBFFKCEK-UHFFFAOYSA-N 2-Methyl-4-heptanone Chemical compound CC(C)CC(=O)CC(C)C PTTPXKJBFFKCEK-UHFFFAOYSA-N 0.000 description 1
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- PYBNTRWJKQJDRE-UHFFFAOYSA-L dodecanoate;tin(2+) Chemical compound [Sn+2].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O PYBNTRWJKQJDRE-UHFFFAOYSA-L 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Organic Insulating Materials (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a coating material for cables and a preparation method thereof. The coating material for cables is prepared by using the following components in parts by weight: 20-30 parts of dimethacrylate triethylene glycol ester, 18-28 parts of methyl isobutyl ketone, 10-15 parts of polyacrylonitrile fiber, 8-12 parts of bis-(phenyl dimethyl siloxane) methylsiliconate, 3-8 parts of inorganic matter, 3-8 parts of maleic anhydride graft polypropylene, 2-5 parts of propylene oxide butyl ether and 0.5-1 parts of di-n-butyltin dilaurate. The invention further provides a preparation method of the coating material for cables.
Description
Technical field
The invention belongs to coating material field, more particularly to a kind of coating material for cable and preparation method thereof.
Background technology
Dimethacrylate Triethylene Glycol is a kind of multi-functional photocuring special material, is mainly used in tree
Fat, coating, the cross-linking agent of adhesive, modifying plastics, coating, ink, leather process, sheet processing auxiliary agent, optical material, dentistry
Deng medical material etc..
Polyacrylonitrile is obtained by monomers acrylonitrile Jing Raolical polymerizables, and the acrylonitrile unit in macromolecular chain is
Connect what head-tail mode was connected.It is mainly used in polyacrylonitrile fibre processed, polyacrylonitrile fibre, its intensity be not high, wearability and anti-
Fatigability is also poor.The advantage of polyacrylonitrile fibre is that weatherability and sun-resistant property are good, can also be protected after 18 months in outdoor placement
Hold the 77% of original intensity.
Existing cable coating material is not good due to bond strength, is susceptible to obscission, causes service life shorter.
The content of the invention
For above-mentioned demand, invention especially provides a kind of coating material for cable and preparation method thereof.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of coating material for cable, is made up of the component comprising following weight portion：
Dimethacrylate Triethylene Glycol 20-30 parts,
Methylisobutylketone 18-28 parts,
Polyacrylonitrile fibre 10-15 parts
Double-(phenyldimethicones) methyl silanol 8-12 parts,
Inorganic matters 3-8 parts,
Maleic anhydride inoculated polypropylene 3-8 parts,
Epoxy propane butyl ether 2-5 parts,
Di-n-butyltin dilaurate 0.5-1 parts.
One or more mixing of the inorganic matters in barium sulfate, wollastonite and Muscovitum.
It is 1 that the inorganic matters are barium sulfate, wollastonite and Muscovitum mass ratio:1:2 mixture.
The component also includes diglycidyl ether 0-1.2 weight portions.
The component also includes toner 0-1 weight portions.
A kind of preparation method of the coating material for cable, the method are comprised the following steps：
（1）Weigh double-(phenyldimethicones) methyl silanol 8-12 weight portions, inorganic matters 3-8 weight portions, maleic acid
After acid anhydride graft polypropylene 3-8 weight portions and the mixing of di-n-butyltin dilaurate 0.5-1 weight portions, grinder is added, 5- is ground
10 minutes, sieve；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 20-30 weight portions, first is added
Base isobutyl ketone 18-28 weight portions, polyacrylonitrile fibre 10-15 weight portions, epoxy propane butyl ether 2-5 weight portions, toner 0-1 weights
Amount part and diglycidyl ether 0-1.2 weight portions, stir 5-10 minutes at condition of nitrogen gas, 110-130 DEG C, are incubated 1-2 hours,
Obtain the coating material for cable.
The high grinder is ball mill.
The sieve of the sifting step is 200-400 mesh.
Compared with prior art, its advantage is the present invention：
（1）The coating material for cable of the invention obtained by add dimethacrylate Triethylene Glycol,
Methylisobutylketone, polyacrylonitrile fibre, double-(phenyldimethicones) methyl silanol, inorganic matters, maleic anhydride grafting poly- third
Alkene, epoxy propane butyl ether, di-n-butyltin dilaurate, make the obtained coating material for cable have good scratch resistance
Performance and good surface property is wiped, and the surface of cable can be played a good protection.
（2）The obtained coating material for cable of the invention, with good color tack and permanent use longevity
Life.
（3）The coating material for cable of the present invention, its preparation method are simple, it is easy to industrialized production.
Specific embodiment
The present invention is further illustrated with reference to embodiments.
Embodiment 1
（1）Weigh double-(phenyldimethicones) methyl silanol 8kg, barium sulfate 3kg, maleic anhydride inoculated polypropylene
After 3kg and di-n-butyltin dilaurate 0.5kg mixing, ball mill is added, ground 5 minutes, sieve 200 mesh；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 20kg, methylisobutylketone is added
18kg, polyacrylonitrile fibre 10kg, epoxy propane butyl ether 2kg, toner 1kg and diglycidyl ether 1.2kg, in nitrogen bar
Part, stir 5 minutes at 110 DEG C, be incubated 1 hour, obtain the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
Embodiment 2
（1）Weigh double-(phenyldimethicones) methyl silanol 8kg, barium sulfate 3kg, maleic anhydride inoculated polypropylene
After 3kg and di-n-butyltin dilaurate 1kg mixing, ball mill is added, ground 5 minutes, sieve 200 mesh；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 20kg, methylisobutylketone is added
18kg, polyacrylonitrile fibre 10kg, epoxy propane butyl ether 2kg, toner 1kg and diglycidyl ether 1.2kg, in nitrogen bar
Part, stir 5 minutes at 110 DEG C, be incubated 1 hour, obtain the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
Embodiment 3
（1）Weigh double-(phenyldimethicones) methyl silanol 12kg, barium sulfate 2kg, wollastonite 2kg, Muscovitum 4kg,
After maleic anhydride inoculated polypropylene 8kg and di-n-butyltin dilaurate 1kg mixing, ball mill is added, grind 10 minutes, sieve
400 mesh；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 30kg, methylisobutylketone is added
28kg, polyacrylonitrile fibre 15kg, epoxy propane butyl ether 5kg, toner 1kg and diglycidyl ether 1.2kg, in nitrogen bar
Part, stir 10 minutes at 130 DEG C, be incubated 2 hours, obtain the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
Embodiment 4
（1）Weigh double-(phenyldimethicones) methyl silanol 12kg, barium sulfate 2kg, wollastonite 2kg, Muscovitum 4kg,
After maleic anhydride inoculated polypropylene 8kg and di-n-butyltin dilaurate 1kg mixing, ball mill is added, grind 10 minutes, sieve
400 mesh；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 20kg, methylisobutylketone is added
28kg, polyacrylonitrile fibre 15kg, epoxy propane butyl ether 5kg, toner 1kg and diglycidyl ether 1.2kg, in nitrogen bar
Part, stir 10 minutes at 130 DEG C, be incubated 2 hours, obtain the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
Embodiment 5
（1）Weigh double-(phenyldimethicones) methyl silanol 12kg, barium sulfate 2kg, wollastonite 2kg, Muscovitum 4kg,
After maleic anhydride inoculated polypropylene 8kg and di-n-butyltin dilaurate 1kg mixing, ball mill is added, grind 10 minutes, sieve
400 mesh；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 30kg, methylisobutylketone is added
28kg, polyacrylonitrile fibre 15kg, epoxy propane butyl ether 5kg, stir 10 minutes at condition of nitrogen gas, 130 DEG C, and insulation 2 is little
When, obtain the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
Comparative example 1
（1）Weigh double-(phenyldimethicones) methyl silanol 12kg, barium sulfate 8kg and maleic anhydride grafting poly- third
After alkene 8kg mixing, ball mill is added, ground 10 minutes, sieve 400 mesh；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 30kg, methylisobutylketone is added
28kg, polyacrylonitrile fibre 15kg, epoxy propane butyl ether 5kg, stir 10 minutes at condition of nitrogen gas, 130 DEG C, and insulation 2 is little
When, obtain the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
Comparative example 2
（1）Weigh double-(phenyldimethicones) methyl silanol 12kg, barium sulfate 2kg, wollastonite 2kg, Muscovitum 4kg,
After maleic anhydride inoculated polypropylene 8kg and di-n-butyltin dilaurate 1kg mixing, ball mill is added, grind 10 minutes, sieve
400 mesh；
（2）By in the component after above-mentioned sieving, methylisobutylketone 28kg, polyacrylonitrile fibre 15kg, expoxy propane is added
Butyl ether 5kg, stirs 10 minutes at condition of nitrogen gas, 130 DEG C, is incubated 2 hours, obtains the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
Comparative example 3
（1）Weigh barium sulfate 2kg, wollastonite 2kg, Muscovitum 4kg, maleic anhydride inoculated polypropylene 8kg and tin dilaurate two
After normal-butyl stannum 1kg mixing, ball mill is added, ground 10 minutes, sieve 400 mesh；
（2）By in the component after above-mentioned sieving, dimethacrylate Triethylene Glycol 30kg, methylisobutylketone is added
28kg, polyacrylonitrile fibre 15kg, epoxy propane butyl ether 5kg, stir 10 minutes at condition of nitrogen gas, 130 DEG C, and insulation 2 is little
When, obtain the coating material for cable.
The performance test results that coating material for cable is obtained are as shown in table 1.
The coating material of embodiment 1-5 and comparative example 1-3 is tested.
Table 1
| Test event | Bond strength（MPa） | High voltage pulse（KV, about 80 microns of coating layer thickness） |
| Embodiment 1 | 15 | 1 |
| Embodiment 2 | 16 | 1.1 |
| Embodiment 3 | 17 | 1.4 |
| Embodiment 4 | 16 | 1.3 |
| Embodiment 5 | 12 | 1.4 |
| Comparative example 1 | 3 | 0.5 |
| Comparative example 2 | 2 | 0.4 |
| Comparative example 3 | 4 | 0.4 |
The invention is not restricted to embodiment here, those skilled in the art's announcement of the invention, without departing from the present invention
The improvement and modification made by category all should be within protection scope of the present invention.
Claims (4)
1. a kind of coating material for cable, it is characterised in that be made up of the component comprising following weight portion：
Dimethacrylate Triethylene Glycol 20-30 parts,
Methylisobutylketone 18-28 parts,
Polyacrylonitrile fibre 10-15 parts
Double-(phenyldimethicones) methyl silanol 8-12 parts,
Inorganic matters 3-8 parts,
Maleic anhydride inoculated polypropylene 3-8 parts,
Epoxy propane butyl ether 2-5 parts,
Di-n-butyltin dilaurate 0.5-1 parts；
One or more mixing of the inorganic matters in barium sulfate, wollastonite and Muscovitum；
It is 1 that the inorganic matters are barium sulfate, wollastonite and Muscovitum mass ratio:1:2 mixture；
The component also includes toner 0-1 weight portions；
The component also includes diglycidyl ether 0-1.2 weight portions.
2. a kind of preparation method of the coating material for cable, it is characterised in that the method is comprised the following steps：
（1）Weigh double-(phenyldimethicones) methyl silanol 8-12 weight portions, inorganic matters 3-8 weight portions, maleic acid
After acid anhydride graft polypropylene 3-8 weight portions and the mixing of di-n-butyltin dilaurate 0.5-1 weight portions, grinder, grinding is added
5-10 minutes, sieve；
（2）Dimethacrylate Triethylene Glycol 20-30 weight portions, methyl in component after above-mentioned sieving, will be added different
Butanone 18-28 weight portions, polyacrylonitrile fibre 10-15 weight portions, epoxy propane butyl ether 2-5 weight portions, toner 0-1 weights
Amount part and diglycidyl ether 0-1.2 weight portions, stir 5-10 minutes at condition of nitrogen gas, 110-130 DEG C, and 1-2 is little for insulation
When, obtain the coating material for cable.
3. the preparation method of the coating material of cable is used for according to claim 2, it is characterised in that the grinder is ball
Grinding machine.
4. the preparation method of the coating material of cable is used for according to claim 2, it is characterised in that the sifting step
Sieve as 200-400 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510390193.0A CN104927454B (en) | 2015-07-06 | 2015-07-06 | Coating material for cables and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510390193.0A CN104927454B (en) | 2015-07-06 | 2015-07-06 | Coating material for cables and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104927454A CN104927454A (en) | 2015-09-23 |
| CN104927454B true CN104927454B (en) | 2017-03-22 |
Family
ID=54114891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510390193.0A Active CN104927454B (en) | 2015-07-06 | 2015-07-06 | Coating material for cables and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN104927454B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3569264A1 (en) * | 2018-05-17 | 2019-11-20 | Hitachi Metals, Ltd. | Cable and medical hollow tube |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220467A (en) * | 2015-10-20 | 2016-01-06 | 湖州博润实业有限公司 | A kind of novel textile material waterproofing agent and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101220535A (en) * | 2008-01-23 | 2008-07-16 | 山东大学 | Carbon fiber for antistatic and preparation method thereof |
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2015
- 2015-07-06 CN CN201510390193.0A patent/CN104927454B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3569264A1 (en) * | 2018-05-17 | 2019-11-20 | Hitachi Metals, Ltd. | Cable and medical hollow tube |
| EP3711783A1 (en) * | 2018-05-17 | 2020-09-23 | Hitachi Metals, Ltd. | Cable and medical hollow tube |
| US11286615B2 (en) | 2018-05-17 | 2022-03-29 | Hitachi Metals, Ltd. | Cable and medical hollow tube |
| KR102387358B1 (en) | 2018-05-17 | 2022-04-14 | 히타치 긴조쿠 가부시키가이샤 | Cable and medical hollow tube |
| US11655587B2 (en) | 2018-05-17 | 2023-05-23 | Proterial, Ltd. | Medical hollow tube |
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| CN104927454A (en) | 2015-09-23 |
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Inventor after: Kang Zebo Inventor before: Zou Liqing |
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Effective date of registration: 20170213 Address after: Jingjiang Yi Cun Jiang Road Huian County Fujian city Quanzhou province Chongwu town 362000 No. 135 Applicant after: Kang Zebo Address before: 215011 Suzhou high tech Zone, Jiangsu, No. 1 Applicant before: Suzhou Kemao Electronic Material Technology Co., Ltd. |
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Effective date of registration: 20181011 Address after: 223600 Shuyang County Economic Development Zone, Suqian, Jiangsu Patentee after: JIANGSU WANDELI CABLE CO., LTD. Address before: No. 135, Yi Jiang Road, Jingjiang village, Chong Wu Town, Huian Patentee before: Kang Zebo |
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