CA1114979A - Polyethylene insulation - Google Patents
Polyethylene insulationInfo
- Publication number
- CA1114979A CA1114979A CA283,549A CA283549A CA1114979A CA 1114979 A CA1114979 A CA 1114979A CA 283549 A CA283549 A CA 283549A CA 1114979 A CA1114979 A CA 1114979A
- Authority
- CA
- Canada
- Prior art keywords
- alcohol
- polyethylene
- article
- composition
- low density
- 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.)
- Expired
Links
- -1 Polyethylene Polymers 0.000 title claims abstract description 88
- 239000004698 Polyethylene Substances 0.000 title claims abstract description 81
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 76
- 238000009413 insulation Methods 0.000 title abstract description 36
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000000203 mixture Substances 0.000 claims abstract description 61
- 238000010998 test method Methods 0.000 claims abstract description 29
- 239000004703 cross-linked polyethylene Substances 0.000 claims abstract description 28
- 229920003020 cross-linked polyethylene Polymers 0.000 claims abstract description 27
- 150000002978 peroxides Chemical class 0.000 claims abstract description 21
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 18
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 17
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 16
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 16
- 238000012360 testing method Methods 0.000 claims description 34
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims description 22
- 239000004020 conductor Substances 0.000 claims description 13
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 8
- 239000005977 Ethylene Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 230000006872 improvement Effects 0.000 claims description 6
- 125000001931 aliphatic group Chemical group 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- MWKFXSUHUHTGQN-UHFFFAOYSA-N decan-1-ol Chemical compound CCCCCCCCCCO MWKFXSUHUHTGQN-UHFFFAOYSA-N 0.000 claims 8
- 239000003966 growth inhibitor Substances 0.000 abstract description 20
- 230000005764 inhibitory process Effects 0.000 abstract description 2
- 239000002243 precursor Substances 0.000 abstract description 2
- 239000000654 additive Substances 0.000 description 15
- 230000015556 catabolic process Effects 0.000 description 13
- 238000002156 mixing Methods 0.000 description 11
- 229920000642 polymer Polymers 0.000 description 11
- 230000000996 additive effect Effects 0.000 description 8
- 230000000977 initiatory effect Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 239000008188 pellet Substances 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 239000003963 antioxidant agent Substances 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 150000003138 primary alcohols Chemical class 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- ACUZDYFTRHEKOS-SNVBAGLBSA-N 2-Decanol Natural products CCCCCCCC[C@@H](C)O ACUZDYFTRHEKOS-SNVBAGLBSA-N 0.000 description 2
- BDCFWIDZNLCTMF-UHFFFAOYSA-N 2-phenylpropan-2-ol Chemical compound CC(C)(O)C1=CC=CC=C1 BDCFWIDZNLCTMF-UHFFFAOYSA-N 0.000 description 2
- DTDMYWXTWWFLGJ-JTQLQIEISA-N 4-Decanol Natural products CCCCCC[C@@H](O)CCC DTDMYWXTWWFLGJ-JTQLQIEISA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 description 2
- ACUZDYFTRHEKOS-UHFFFAOYSA-N decan-2-ol Chemical compound CCCCCCCCC(C)O ACUZDYFTRHEKOS-UHFFFAOYSA-N 0.000 description 2
- DTDMYWXTWWFLGJ-UHFFFAOYSA-N decan-4-ol Chemical compound CCCCCCC(O)CCC DTDMYWXTWWFLGJ-UHFFFAOYSA-N 0.000 description 2
- KTWOOEGAPBSYNW-UHFFFAOYSA-N ferrocene Chemical group [Fe+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KTWOOEGAPBSYNW-UHFFFAOYSA-N 0.000 description 2
- 230000009036 growth inhibition Effects 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000010849 ion bombardment Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 150000003333 secondary alcohols Chemical class 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- ODBCKCWTWALFKM-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhex-3-yne Chemical compound CC(C)(C)OOC(C)(C)C#CC(C)(C)OOC(C)(C)C ODBCKCWTWALFKM-UHFFFAOYSA-N 0.000 description 1
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- JVSWJIKNEAIKJW-UHFFFAOYSA-N 2-Methylheptane Chemical compound CCCCCC(C)C JVSWJIKNEAIKJW-UHFFFAOYSA-N 0.000 description 1
- CFVWNXQPGQOHRJ-UHFFFAOYSA-N 2-methylpropyl prop-2-enoate Chemical compound CC(C)COC(=O)C=C CFVWNXQPGQOHRJ-UHFFFAOYSA-N 0.000 description 1
- HXIQYSLFEXIOAV-UHFFFAOYSA-N 2-tert-butyl-4-(5-tert-butyl-4-hydroxy-2-methylphenyl)sulfanyl-5-methylphenol Chemical compound CC1=CC(O)=C(C(C)(C)C)C=C1SC1=CC(C(C)(C)C)=C(O)C=C1C HXIQYSLFEXIOAV-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- 101000852483 Homo sapiens Interleukin-1 receptor-associated kinase 1 Proteins 0.000 description 1
- 102100036342 Interleukin-1 receptor-associated kinase 1 Human genes 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 235000021314 Palmitic acid Nutrition 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- SMWDFEZZVXVKRB-UHFFFAOYSA-N anhydrous quinoline Natural products N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 1
- 150000008365 aromatic ketones Chemical class 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- HEWFKXVSWQSSAT-UHFFFAOYSA-M cyclopenta-1,3-diene;cyclopenta-2,4-dien-1-ylidenemethanolate;iron(2+) Chemical compound [Fe+2].C=1C=C[CH-]C=1.[O-]C=C1C=CC=C1 HEWFKXVSWQSSAT-UHFFFAOYSA-M 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229940100630 metacresol Drugs 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- JFNLZVQOOSMTJK-KNVOCYPGSA-N norbornene Chemical compound C1[C@@H]2CC[C@H]1C=C2 JFNLZVQOOSMTJK-KNVOCYPGSA-N 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920005638 polyethylene monopolymer Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000003509 tertiary alcohols Chemical class 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Organic Insulating Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Insulated Conductors (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70926676A | 1976-07-28 | 1976-07-28 | |
| US709,266 | 1976-07-28 | ||
| US80991077A | 1977-06-28 | 1977-06-28 | |
| US809,910 | 1977-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1114979A true CA1114979A (en) | 1981-12-22 |
Family
ID=27108227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA283,549A Expired CA1114979A (en) | 1976-07-28 | 1977-07-26 | Polyethylene insulation |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS6034581B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1114979A (enrdf_load_stackoverflow) |
| DE (1) | DE2734071A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2360159A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1564990A (enrdf_load_stackoverflow) |
| IT (1) | IT1086163B (enrdf_load_stackoverflow) |
| NL (1) | NL7708334A (enrdf_load_stackoverflow) |
| NO (1) | NO150376C (enrdf_load_stackoverflow) |
| SE (2) | SE425911B (enrdf_load_stackoverflow) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2837311C2 (de) * | 1978-08-26 | 1983-11-24 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Spannungsstabilisierte elektrische Isolation |
| US4283459A (en) * | 1979-08-09 | 1981-08-11 | E. I. Du Pont De Nemours And Company | Insulating composition and articles made therefrom |
| GB2076419B (en) * | 1980-05-21 | 1984-01-25 | Furukawa Electric Co Ltd | Cross-linked polyethylene insulated power cable |
| US4369331A (en) * | 1980-12-22 | 1983-01-18 | Union Carbide Corporation | Ethylene polymer compositions stabilized against water treeing by an organic titanate; and the use thereof as insulation about electrical conductors |
| DE3210139C2 (de) * | 1982-03-19 | 1985-06-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Isolierstoff aus Polyolefinbasis mit Spannungsstabilisator |
| JPS58220304A (ja) * | 1982-06-15 | 1983-12-21 | 日立電線株式会社 | 耐ボ−タイ・トリ−性電気絶縁性組成物 |
| DE3344759A1 (de) * | 1983-12-10 | 1985-06-20 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Stabilisiertes isoliermaterial auf polyolefinbasis |
| JPS61264033A (ja) * | 1985-05-18 | 1986-11-21 | Idemitsu Petrochem Co Ltd | ポリエチレン系樹脂組成物 |
| WO2014206437A1 (en) | 2013-06-24 | 2014-12-31 | Abb Technology Ltd | A new process for preparing insulation materials for high voltage power applications and new insulation materials |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3075040A (en) * | 1957-07-26 | 1963-01-22 | Siemens Ag | Method for improving the electric strength and flash-over or glowdischarge resistance of olefine polymers |
| DE1440097A1 (de) * | 1960-02-29 | 1968-10-24 | Siemens Ag | Verwendung von Massen auf der Basis von Olefinpolymerisaten zum Isolieren von elektrischen Kabeln und Leitungen |
| US3372153A (en) * | 1965-04-09 | 1968-03-05 | Union Carbide Corp | Polymer powders and process therefor |
| US3445394A (en) * | 1967-06-27 | 1969-05-20 | Simplex Wire & Cable Co | Voltage stabilized solid polyolefin dielectric |
| DE1615837A1 (de) * | 1968-01-12 | 1970-08-06 | Basf Ag | Elektroisoliermassen auf der Basis von Olefinpolymerisaten |
| US3522183A (en) * | 1968-05-07 | 1970-07-28 | Simplex Wire & Cable Co | Solid dielectric polyolefin compositions containing various voltage stabilizers |
| DE1765583A1 (de) * | 1968-06-14 | 1971-07-29 | Basf Ag | Elektroisoliermassen auf der Basis von Olefinpolymerisaten |
| DE2352450C2 (de) * | 1973-10-19 | 1982-05-13 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Stabilisiertes Isoliermaterial auf Polyolefinbasis, insbesondere auf Basis eines vernetzten Polyäthylens |
-
1977
- 1977-07-26 GB GB31443/77A patent/GB1564990A/en not_active Expired
- 1977-07-26 CA CA283,549A patent/CA1114979A/en not_active Expired
- 1977-07-27 NL NL7708334A patent/NL7708334A/xx not_active Application Discontinuation
- 1977-07-27 IT IT26215/77A patent/IT1086163B/it active
- 1977-07-27 SE SE7708618A patent/SE425911B/xx not_active IP Right Cessation
- 1977-07-27 JP JP52089389A patent/JPS6034581B2/ja not_active Expired
- 1977-07-27 NO NO772670A patent/NO150376C/no unknown
- 1977-07-27 FR FR7723059A patent/FR2360159A1/fr active Granted
- 1977-07-28 DE DE19772734071 patent/DE2734071A1/de not_active Ceased
-
1982
- 1982-07-01 SE SE19828204087A patent/SE8204087D0/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE8204087A0 (sv) | 1982-07-01 |
| DE2734071A1 (de) | 1978-02-02 |
| JPS5316746A (en) | 1978-02-16 |
| SE8204087D0 (sv) | 1982-07-01 |
| JPS6034581B2 (ja) | 1985-08-09 |
| NO150376B (no) | 1984-06-25 |
| NO772670L (no) | 1978-01-31 |
| GB1564990A (en) | 1980-04-16 |
| IT1086163B (it) | 1985-05-28 |
| FR2360159B1 (enrdf_load_stackoverflow) | 1981-11-13 |
| NO150376C (no) | 1984-10-03 |
| NL7708334A (nl) | 1978-01-31 |
| SE425911B (sv) | 1982-11-22 |
| FR2360159A1 (fr) | 1978-02-24 |
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