EP2319053A1 - Composition ceramisable pour cable d'energie et/ou de telecommunication - Google Patents
Composition ceramisable pour cable d'energie et/ou de telecommunicationInfo
- Publication number
- EP2319053A1 EP2319053A1 EP09737074A EP09737074A EP2319053A1 EP 2319053 A1 EP2319053 A1 EP 2319053A1 EP 09737074 A EP09737074 A EP 09737074A EP 09737074 A EP09737074 A EP 09737074A EP 2319053 A1 EP2319053 A1 EP 2319053A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- weight
- compound
- composition
- cable according
- amount
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Definitions
- the present invention relates to an energy and / or telecommunication cable comprising at least one electrically insulating layer which is also able to withstand extreme thermal conditions.
- safety cables that is to say to energy or telecommunication cables intended to remain operational for a defined time when they are subjected to high heat and / or or directly to the fire.
- a cable is schematically constituted of at least one conductive element, electrical or optical, surrounded by at least one electrically insulating layer.
- the electrically insulating layer may be an insulation directly in contact with at least one conductive element of the cable. It can also be a protective sheath surrounding one or more insulated conductive elements.
- a known fire-resistant cable insulating layer composition is described in WO 2004/035711. This composition comprises an organic polymer and several inorganic fillers which may be in particular mica, zinc borate, and metal oxides such as oxides of calcium, iron, magnesium, aluminum, zirconium, zinc, zinc tin or barium.
- the object of the present invention is to overcome the drawbacks of the solutions of the state of the art by providing in particular a cable comprising an insulating layer having an optimal compromise between its electrical insulation properties and mechanical strength in extreme thermal conditions. .
- the solution according to the present invention is to propose an energy and / or telecommunication cable comprising at least one conductive element surrounded by at least one insulating layer, in particular an electrically insulating layer, extending along the cable, the insulating layer.
- composition comprising the following compounds: a) an organic polymer, b) an inorganic compound comprising a potassium oxide and / or a precursor thereof, c) a boron oxide and / or a precursor thereof and d) calcium oxide CaO and / or a precursor thereof, characterized in that the amount of compound d is at least 10% by weight, preferably at least 20% by weight, of the total weight compounds b, c and d in the composition.
- the insulating layer is said to be ceramizable.
- the cable according to the present invention satisfies in particular the standards IEC 60331 part 21 or 23, DIN 4102 part 12 and EN 50200.
- precursor of a metal oxide x (precursor of potassium oxide, boron oxide or calcium oxide) are understood to mean any inorganic element capable of forming under the action of an elevation temperature said metal oxide x.
- said inorganic element forms the metal oxide at a temperature T lower than the temperature Tc of (beginning of) ceramization of the insulating layer.
- Ceramization conventionally corresponds to the consolidation by the action of heat of a granular agglomerate (particles) more or less compact, with or without fusion of one of the constituents. It typically comprises three successive steps, namely: i. rearrangement and sticking of particles, ii. densification and removal of intergranular porosities, and iii. grain enlargement and gradual elimination of closed porosities.
- the ceramization start temperature is considered to be the temperature sufficient to observe the rearrangement and sticking of the particles set forth in step i above.
- It can be any type of organic polymer well known to those skilled in the art, especially capable of being extruded, of the thermoplastic or elastomeric polymer type.
- the organic polymer may be a mixture of several organic polymers, or may be a mixture of polymers consisting of at least one major organic polymer in the mixture and at least one other polymer of different nature.
- the organic polymer is preferably selected from an olefin polymer, an acrylate or methacrylate polymer, a vinyl polymer, and a fluoropolymer, or a mixture thereof.
- the olefin polymer is especially chosen from a homopolymer or copolymer of ethylene, and a homopolymer or copolymer of propylene, or a mixture thereof.
- the olefin polymer is chosen from an ethylene homopolymer, an ethylene-octene (PEO) copolymer, an ethylene-vinyl acetate (EVA) copolymer, a copolymer of propylene diene monomer (EPDM), a copolymer of ethylene and methyl acrylate (EMA), a copolymer of ethylene and butyl acrylate (EBA), and a copolymer of ethylene and acrylate ethyl (EEA), or a mixture thereof.
- Compound b can advantageously be a potassium oxide as such or a phyllosilicate comprising a potassium oxide. More particularly, the phyllosilicate comprising a potassium oxide is preferably an aluminum phyllosilicate comprising a potassium oxide.
- the potassium oxide preferably has the following chemical formula:
- K 2 O K 2 O.
- Other types of potassium oxides such as, for example, complex oxides, or in other words polyoxometalates, can also be considered within the scope of the invention.
- the phyllosilicates comprising a potassium oxide may be certain types of mica such as micas aluminoceladonite, boromuscovite, celadonite, chromphyllite, ferroaluminoceladonite, ferrocelatonite, muscovite, roscoelite, annite, biotite, eastonite, hendricksite, lepidolite, masutomilite, montdorite, norrishite , polylithionite, phlogopite, siderophyllite, tainiolite, tetra-ferri-annite, tetra-ferriphlogopite, trilithionite, zinnwaldite, anadite, glauconite, or illite.
- Aluminum phyilosilicates comprising a potassium oxide such as micas aluminoceladonite, chromphyllite, ferroaluminoceladonite, muscovite, roscoelite, annite, biotite, eastonite, hendricksite, lepidolite, masutomilite, montdorite, polylithionite, phlogopite, siderophyllite, trilithionite, are preferred. zinnwaldite, anadite, glauconite, or illite.
- a potassium oxide such as micas aluminoceladonite, chromphyllite, ferroaluminoceladonite, muscovite, roscoelite, annite, biotite, eastonite, hendricksite, lepidolite, masutomilite, montdorite, polylithionite, phlogopite, siderophyllite, trilith
- the muscovite mica of the chemical formula 6S1O 2 -3Al 2 O 3 -K 2 O-2H 2 O or the phlogopite mica of the chemical formula 6Si (VAl 2 Os-K 2) will be preferred.
- the amount of the compound b may be at least 2 parts by weight, preferably at least 3 parts by weight, and still more preferably at least 6 parts by weight, per 100 parts by weight of polymer (s) in the composition .
- the amount of the compound b may be at least 2% by weight, preferably at least 5% by weight, and still more preferably at least 10% by weight, of the total weight of the compounds b, c and d in the composition.
- the boron oxide may typically have the following formula: B 2 O 3 .
- B 2 O 3 does not exist in this form in the free state.
- a boron oxide precursor is generally used.
- the precursor of boron oxide may be chosen for example from zinc borate, boron phosphate, boric acid, calcium borate (eg colemanite of the chemical formula Ca 2 B 6 On, 5H 2 O) and sodium borate (eg borax of the chemical formula Na 2 B 4 O 7 , 10H 2 O).
- the boron oxide precursor is preferably dehydrated, especially when said precursor is zinc borate, in order to avoid dehydration of said precursor when the insulating layer is subjected to fire and thus to disturb the dimensional stability of the ceramic formed.
- the amount of compound c may be at least 20 parts by weight, and preferably at least 25 parts by weight, per 100 parts by weight of polymer (s) in the composition.
- the amount of compound c may be at least 10% by weight, preferably at least 15% by weight, and more preferably at least 20% by weight, of the total weight of compounds b, c and d in the composition.
- One of the calcium oxide precursors CaO may be calcium carbonate. Between calcium oxide, a calcium oxide precursor and the calcium oxide and calcium oxide precursor mixture, calcium oxide as such is preferred.
- the amount of the compound d may advantageously be at least 10 parts by weight, preferably at least 20 parts by weight, and still more preferably at least 25 parts by weight, per 100 parts by weight of polymer (s) in the composition.
- the amount of the compound d can advantageously be at least 15% by weight, and preferably at least 20% by weight, of the total weight of the compounds b, c and d in the composition.
- compound b is mica
- Potassium oxide is present in some types of mica as mentioned above.
- the amount of compound b can be at least 40% by weight, the total weight of compounds b, c and d in the composition.
- the composition may comprise an amount of compound b at most 80% by weight, an amount of compound c at most 30% by weight, and an amount of the compound of at most 50% by weight, said amounts being defined with respect to the total weight of compounds b, c and d in the composition.
- the composition can thus comprise an amount of compound b of 40 to 80% by weight, an amount of compound c of 10 to 30% by weight, and an amount of compound d of 10 to 50% by weight, said amounts being defined relative to the total weight of compounds b, c and d in the composition.
- the composition comprises an amount of the compound b of 60% by weight, a quantity of the compound c of 20% by weight, and a quantity of the compound d of 20% by weight, said amounts being defined in relation to the total weight of compounds b, c and d in the composition.
- composition according to the present invention may furthermore comprise other inorganic fillers of the nanoparticle type.
- Said nanoparticles typically have at least one of their nanometric dimensions (10 9 meters). More particularly, the average size of the mineral nanoparticles is at most 400 nm, preferably at most 300 nm, and more preferably at most 100 nm.
- the average size of the nanoparticles is conventionally determined by methods that are well known to those skilled in the art, for example by laser granulometry or by microscopy techniques, in particular by SEM.
- These nanoparticles preferably have a form factor of at least 100, the form factor being the ratio of the largest dimension of a mineral nanoparticle to the smallest dimension of said nanoparticle.
- the nanoparticles are phyllosilicates chosen in particular from montmorillonites, sepiolites, illites, attapulgites, talcs, and kaolins, or a mixture thereof.
- the composition does not comprise halogenated inorganic fillers.
- the composition may furthermore not include halogenated polymers such as, for example, fluorinated polymers or chlorinated polymers such as polyvinyl chloride (PVC).
- the amounts of inorganic fillers in the composition can be defined in that the composition comprises at least 20 parts by weight, preferably at least 40 parts by weight preferably at least 60 parts by weight, and even more preferably at least 90 parts by weight of inorganic fillers, per 100 parts by weight of polymer (s).
- the lower limit of 90 parts by weight is especially taken into account when the compound b is mica (i.e. phyllosilicate comprising a potassium oxide).
- the composition comprises at most 200 parts by weight of inorganic fillers per 100 parts by weight of polymer (s), in order to limit the problems of rheologies in the composition.
- the composition may be crosslinked to obtain a crosslinked insulating layer.
- the crosslinking of the composition can be carried out by conventional crosslinking techniques well known to those skilled in the art such as, for example, silane crosslinking in the presence of a crosslinking agent, peroxide crosslinking under the action of heat, or photochemically cross-linking such as irradiation with beta radiation, or irradiation with ultraviolet radiation in the presence of a photoinitiator.
- Figure 1 schematically shows a sectional perspective of an electric cable having at least one insulating layer according to the invention.
- Figure 2 schematically shows a sectional perspective of another electrical cable having at least one insulating layer according to the invention.
- FIG. 1 represents an electric cable 1 comprising a solid conductor element 2 surrounded by an insulation-type insulating layer 3 directly in contact with the conductive element, the latter being itself surrounded by an insulating layer of the protective sheath type 4.
- FIG. 2 also shows an electric cable 10 comprising at least two conductive elements 12 of multi-strand type. Each strand 12 is surrounded by an insulation insulating layer 13 directly in contact with the conductive element, all of these isolated strands being surrounded by an insulating layer of the protective sheath type 14.
- the insulating layer 3, 13 and / or the protective sheath 4, 14 can be obtained from the composition according to the present invention.
- the insulation 3, 13 has a thickness of 0.6 to 2.4 mm and the protective sheath 4, 14 has a thickness of 1 to 2.5 mm.
- composition according to the invention is conventionally shaped by extrusion around or conductive elements to form the insulation 3, 13 and / or the protective sheath 4, 14.
- the extrusion of said composition can be an extrusion said compression or jamming, or a so-called tubing extrusion.
- the tubular extrusion makes it possible to obtain a tubular insulating layer, that is to say a tube-shaped layer of a certain thickness whose inner surface and the outer surface are respectively two substantially concentric cylinders.
- the tubular insulating layer does not fill the interstices between the conductive elements (isolated or not) and thus provides empty spaces between it and the insulated or insulated conductive elements that it surrounds, especially the empty spaces occupy at least 10% of the section of the cable.
- the insulating layer leaves the free conductive elements within said layer.
- the stuffing extrusion makes it possible to obtain a stuffing layer, that is to say a layer filling the interstices between the conductive elements (isolated or not) whose volumes are accessible, and thus said layer is directly in contact with the elements isolated conductors or not.
- Tables 1a and 1b below detail the compositions used to obtain said insulating layers.
- EVA 28 is a copolymer of ethylene vinyl acetate comprising 28% of vinyl acetate groups, sold by Arkema under the reference Evatane 2803;
- - EVA 28 grafted silane 1.5% is a copolymer of ethylene vinyl acetate comprising 28% of vinyl acetate groups, sold by Arkema under the reference Evatane 2803, this copolymer having then been grafted silane with 1, 5 % of a silane crosslinking agent (see details below);
- Silane-grafted EVA 40 1.5% is a copolymer of ethylene vinyl acetate comprising 40% of vinyl acetate groups, sold by the company Arkema under the reference Evatane 2803, this copolymer having then been grafted silane with 1.5 g. % of a silane crosslinking agent (see details below);
- PEO is a copolymer of ethylene-octene marketed by Dow under the reference Engage 8003;
- Silane-grafted PEO 1.2% is an ethylene-octene copolymer marketed by Dow under the name Engage 8003, this copolymer having then been grafted silane with 1.2% of a silane crosslinking agent (see details below).
- Silane-grafted PEO 2% is an ethylene-octene copolymer marketed by Dow under the name Engage 8003, this copolymer having then been grafted silane with 2% of a silane crosslinking agent (see details below);
- EPDM is a copolymer of ethylene propylene diene monomer marketed by Dow under the reference Nordel 4725; 1.5% silane-grafted EPDM is a copolymer of ethylene propylene diene monomer marketed by Dow under the reference Nordel 4725, this copolymer having then been grafted silane with 1.5% of a silane crosslinking agent (see details below);
- Grafted EVA AM is a copolymer of ethylene vinyl acetate grafted maleic anhydride sold by Arkema under the reference Orevac 18211;
- AM-grafted LLDPE is a linear low density ethylene homopolymer grafted with maleic anhydride marketed by Arkema under the reference Orevac 18302;
- EMA is a copolymer of ethylene and of methyl acrylate marketed by Arkema under the reference Lotryl 24 MA 005;
- Zinc borate is dehydrated zinc borate marketed by Rio Tinto Minerais under the reference Fire brake 500;
- Mica 1 is mica of the muscovite type marketed by the company Microfine under the reference Mica sx300; Mica 1 comprises from 7 to 10% by weight of K 2 O; Mica 2 is mica marketed by Imerys under the reference Mica Mu M2 / 1; Mica 2 comprises about 8.5% by weight of K 2 O; PhyUosilicate 1 is kaolinite marketed by Imerys under the reference Argirec B24; PhyUosilicate 1 does not include K 2 O;
- PhyUosilicate 2 is aluminum phyllosilicates marketed by Imerys under the reference Hexafil; Phyllosilicate 2 comprises from 2.3 to 3.2% by weight of K 2 O;
- Calcium oxide is calcium oxide CaO marketed by Omya under the reference Caloxol PG;
- Phyllosilicates 100 are nanoparticles of Montmorillonite, marketed by Rockwood under the reference Nanofil 5; Phyllosilicates 100 does not include potassium oxide;
- Peroxide is dicumyl peroxide sold by Akzo Nobel under the reference Perkadox BC40 (dicumyl peroxide) or Perkadox 14/40 (1.3 bis (t-butyl peroxyisopropyl) benzene).
- composition may typically further comprise additives in an amount of from 5 to 20 phr.
- additives are well known to those skilled in the art and may for example be chosen from protective agents
- the melt polymer (s) is continuously blended with the various inorganic fillers detailed in Tables 1a and 1b.
- the mixing is carried out using a Buss single-screw mixer or a twin-screw extruder and the inorganic fillers are added to the polymer (s) using a conventional metering hopper.
- the mixture of the charged polymer (s) is extruded directly onto a solid or multi-stranded copper wire having a section of 1.5 mm 2 , the extruded insulating layer having a thickness of 0.8 mm.
- the polymers of Table 1a in the molten state are continuously mixed and heated with a silane crosslinking agent of the alkoxysilane or carboxysilane type together with an organic peroxide, using a Buss single-screw mixer or of a twin-screw extruder.
- the crosslinking agent is added in an amount of 1 to 2.5% and that used in the compositions B1 to B4 is Silfin 59 sold by the company Evonik.
- the temperature of the mixture of this first stage is such that it typically makes it possible to use the polymer mixture while decomposing the organic peroxide.
- This first step makes it possible to obtain a mixture of silane graft polymers in the form of granules.
- the molar silane graft polymer is continuously blended and heated to the various inorganic fillers detailed in Table 1a.
- This second step makes it possible to obtain a grafted silane graft polymer, the charged silane graft polymer being typically obtained in the form of granules.
- the granules of charged silane graft polymer are melt processed in a single-screw extruder in the presence of a silanol condensation reaction catalyst, such as, for example, dibutyltin dilaurate. (DBTL) well known to those skilled in the art.
- DBTL dibutyltin dilaurate.
- the catalyst is typically added to the charged silane graft polymer in the form of a masterbatch based on a polyolefin compatible with said graft polymer.
- the masterbatch containing said catalyst is added in an amount of about 2% by weight to the loaded silane graft polymer.
- the mixture of the charged silane graft polymer and the silanol condensation catalyst is extruded directly onto a multi-stranded copper wire having a section of 1.5 mm 2 , the extruded insulating layer having a thickness of 0.8 mm.
- melt polymer (s) is continuously blended with the various inorganic fillers and peroxide detailed in Table 1a.
- the mixing is carried out using a Buss single-screw mixer or a twin-screw extruder and the inorganic fillers and peroxide are added to the polymer (s) using a conventional metering hopper.
- the mixture of the charged polymer (s) is extruded directly onto a solid or multi-stranded copper wire having a section of 1.5 mm 2 , the extruded insulating layer having a thickness of 0.8 mm.
- the mixing and extrusion temperature conditions are such that the temperature is sufficient to soften and homogenize the peroxide and the inorganic fillers in the polymer (s) while avoiding initiating the decomposition of the peroxide.
- the insulating layer thus formed is crosslinked by the peroxide route under the action of heat, in a salt bath, in a vapor tube or in a fluidized bed at atmospheric pressure or at a pressure close to the latter.
- Fire resistance tests The fire resistance tests are carried out according to the following three standards: IEC 60331 part 21 or 23, DIN 4102 part 12, and EN 50200.
- the standard IEC 60331 part 21 or 23 is to submit an electrical cable to its nominal voltage when suspended horizontally over a flame of at least 750 0 C for a predetermined period but without mechanical stress.
- This period is checked whether there is a short-circuit or breakage of the electrical conductors.
- the test is successful when there is no short circuit or breakage of the electrical conductors during the test and the next 15 minutes.
- the electrical cable that has passed the test for 30 minutes is then classified FE30. When it passes the test for 90 minutes or 180 minutes, it is respectively classified FE90 and FE180.
- DIN 4102 part 12 consists in subjecting an electric cable with its fixing devices in an oven of at least 3 meters in length for a determined period of time according to a standard temperature curve (ISO 834).
- the electrical cable having satisfied the test for 30 minutes at 842 0 C is then classified E30.
- it meets the test for 60 minutes at 945 0 C or for 90 minutes at 1006 0 C it is then respectively classified E60 and E90.
- the EN 50200 standard consists of mounting and fixing by means of metal rings an electric cable in the form of a U on a plate of refractory material.
- the electrical cable during the test is subjected to a flame (850 ° C) as well as a metal shock delivered via a metal bar which falls on the plate of refractory material every 5 minutes. Electrical conductors being under their operating voltage must not break or give rise to short circuits.
- the electrical cable having satisfied the test for 15, 30, 60, 90 or 120 minutes is then respectively classified PH15, PH30, PH60 PH90 or PH120.
- Table 2 below shows the very satisfactory results of fire resistance tests of insulating layers of electric cables according to the present invention.
- the electrical cables used for said tests consist of at least two copper wires respectively insulated, all of these insulated copper son being surrounded by a conventional type of protection HFFR well known to those skilled in the art.
- the electrically insulating layers of the copper wires of each set are respectively obtained from compositions A1 to A3, B1 to B4 and C1 to C3.
- the extruded insulation layers obtained respectively from the compositions A2, A4, A5 and A6 were subjected to a mechanical penetration resistance test.
- the procedure consists mainly in driving a penetrating member at constant speed into each combustion residue, and simultaneously measuring, by means of a force sensor, the resistance of the burnt material as a function of the effective depth of penetration.
- the penetrating member is concretely in the form of a cylinder 6mm in diameter and 20mm in length. In order to provide a convex contact surface, this cylinder is used in a position parallel to the outer surface of the residue to be tested, and with a direction of displacement perpendicular to said outer surface.
- the penetration speed is set at 10mm / min.
- the cylindrical geometry of the penetrating member makes it possible simultaneously to quantify the compressive strength and the creep resistance.
- a Zwick / Roel Z010 ® type compression machine is used to continuously perform series of resistance measurements from which the characteristic value of the residual cohesion, ie the maximum resistance force, will be deduced each time. reached after penetrating 50% of the thickness of the sample.
- Table 3 collates the characteristic values of residual cohesion, denoted Fmax-50% expressed in Newton, for the insulating layers extruded after a combustion at 920 ° C.
- compositions A2, A4 and A6 have excellent residual cohesion after having undergone combustion at 920 ° C.
- the residual cohesion result (125N after combustion at 920 ° C.) corresponding to the insulating layer obtained from the composition A5 is much lower than those obtained from the insulating layers of the invention.
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Insulating Materials (AREA)
- Inorganic Insulating Materials (AREA)
- Insulated Conductors (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0855147A FR2934410A1 (fr) | 2008-07-28 | 2008-07-28 | Composition ceramisable pour cable d'energie et/ou de telecommunication |
PCT/FR2009/051423 WO2010012932A1 (fr) | 2008-07-28 | 2009-07-16 | Composition ceramisable pour cable d'energie et/ou de telecommunication |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2319053A1 true EP2319053A1 (fr) | 2011-05-11 |
EP2319053B1 EP2319053B1 (fr) | 2012-10-31 |
Family
ID=40276112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09737074A Not-in-force EP2319053B1 (fr) | 2008-07-28 | 2009-07-16 | Composition ceramisable pour cable d'energie et/ou de telecommunication |
Country Status (8)
Country | Link |
---|---|
US (1) | US20110186330A1 (fr) |
EP (1) | EP2319053B1 (fr) |
KR (1) | KR20110053439A (fr) |
CN (1) | CN102113063A (fr) |
AU (1) | AU2009275738A1 (fr) |
CL (1) | CL2011000106A1 (fr) |
FR (1) | FR2934410A1 (fr) |
WO (1) | WO2010012932A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2614397B1 (fr) | 2010-09-10 | 2020-06-17 | Prysmian S.p.A. | Câble optique résistant au feu |
RU2567955C2 (ru) * | 2013-07-24 | 2015-11-10 | Федеральное государственное бюджетное учреждение науки Институт синтетических полимерных материалов им. Н.С. Ениколопова Российской академии наук (ИСПМ РАН) | Композиция на основе жидкого низкомолекулярного силоксанового каучука для огнестойкого материала |
KR101696339B1 (ko) * | 2016-04-26 | 2017-01-17 | 주식회사 호니시스 | 전자밀도 증가를 통한 에너지 효율 개선 장치 |
KR102067665B1 (ko) * | 2018-05-10 | 2020-01-17 | 넥쌍 | 고분자 조성물로부터 획득된 가교된 층을 포함하는 케이블 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4225649A (en) * | 1978-09-27 | 1980-09-30 | The Flamemaster Corporation | Fire retardant composition and cables coated therewith |
JPS6213486A (ja) * | 1985-07-10 | 1987-01-22 | Hitachi Cable Ltd | パテ状防火組成物 |
US6043312A (en) * | 1989-06-27 | 2000-03-28 | The Furon Company | Low flame and smoke compositions for plenum cables |
ES2145330T3 (es) * | 1995-01-23 | 2000-07-01 | Bayer Ag | Gelificantes, geles ignifugos y vidrios ignifugos. |
US6564199B1 (en) * | 1999-04-01 | 2003-05-13 | Imerys Pigments, Inc. | Kaolin clay pigments, their preparation and use |
ATE517166T1 (de) * | 2002-08-01 | 2011-08-15 | Olex Australia Pty Ltd | Flammenwidrige siliconpolymerzusammensetzungen |
JP2004095373A (ja) * | 2002-08-30 | 2004-03-25 | Tokai Rubber Ind Ltd | フレキシブルフラットケーブル用絶縁テープおよびそれを用いたフレキシブルフラットケーブル |
TWI322176B (en) * | 2002-10-17 | 2010-03-21 | Polymers Australia Pty Ltd | Fire resistant compositions |
US7138448B2 (en) * | 2002-11-04 | 2006-11-21 | Ciba Specialty Chemicals Corporation | Flame retardant compositions |
FR2859814A1 (fr) * | 2003-09-12 | 2005-03-18 | Nexans | Composition electriquement isolante et thermiquement resistante |
WO2005121234A2 (fr) * | 2005-08-22 | 2005-12-22 | Solvay Advanced Polymers, L.L.C. | Composition polymere ignifuge presentant une stabilite thermique accrue |
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2008
- 2008-07-28 FR FR0855147A patent/FR2934410A1/fr not_active Withdrawn
-
2009
- 2009-07-16 AU AU2009275738A patent/AU2009275738A1/en not_active Abandoned
- 2009-07-16 KR KR1020117004545A patent/KR20110053439A/ko not_active Application Discontinuation
- 2009-07-16 WO PCT/FR2009/051423 patent/WO2010012932A1/fr active Application Filing
- 2009-07-16 EP EP09737074A patent/EP2319053B1/fr not_active Not-in-force
- 2009-07-16 CN CN2009801295642A patent/CN102113063A/zh active Pending
- 2009-07-16 US US13/055,047 patent/US20110186330A1/en not_active Abandoned
-
2011
- 2011-01-17 CL CL2011000106A patent/CL2011000106A1/es unknown
Non-Patent Citations (1)
Title |
---|
See references of WO2010012932A1 * |
Also Published As
Publication number | Publication date |
---|---|
FR2934410A1 (fr) | 2010-01-29 |
CN102113063A (zh) | 2011-06-29 |
KR20110053439A (ko) | 2011-05-23 |
CL2011000106A1 (es) | 2011-04-29 |
AU2009275738A1 (en) | 2010-02-04 |
US20110186330A1 (en) | 2011-08-04 |
EP2319053B1 (fr) | 2012-10-31 |
WO2010012932A1 (fr) | 2010-02-04 |
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