RU98115587A - COMPOSITION FOR REGULATING ELECTROSTATIC VOLTAGE - Google Patents

COMPOSITION FOR REGULATING ELECTROSTATIC VOLTAGE

Info

Publication number
RU98115587A
RU98115587A RU98115587/09A RU98115587A RU98115587A RU 98115587 A RU98115587 A RU 98115587A RU 98115587/09 A RU98115587/09 A RU 98115587/09A RU 98115587 A RU98115587 A RU 98115587A RU 98115587 A RU98115587 A RU 98115587A
Authority
RU
Russia
Prior art keywords
filler
composition
composition according
particles
preceding paragraphs
Prior art date
Application number
RU98115587/09A
Other languages
Russian (ru)
Other versions
RU2168252C2 (en
Inventor
Кристиан Кемп
Георг Бахмайер
Хансйорг Грамешпахер
Original Assignee
Рейкем ГмбХ
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GBGB9600819.8A external-priority patent/GB9600819D0/en
Application filed by Рейкем ГмбХ filed Critical Рейкем ГмбХ
Publication of RU98115587A publication Critical patent/RU98115587A/en
Application granted granted Critical
Publication of RU2168252C2 publication Critical patent/RU2168252C2/en

Links

Claims (9)

1. Композиция для регулирования электростатического напряжения, имеющая нелинейную электрическую характеристику и включающая в себя полимерную матрицу и порошковый наполнитель, содержащий порошок варистора на основе оксида цинка, отличающаяся тем, что частицы наполнителя выполнены прокаленными при 800-1400°С и затем измельченными и, по существу, все частицы имеют, по существу, сферическую форму, соответствующую исходной, по меньшей мере, 85 мас. % наполнителя содержат оксид цинка, более 50 мас.% частиц наполнителя имеют максимальный размер 5-100 мкм, а удельное сопротивление композиции уменьшается, по меньшей мере, в 10 раз при увеличении электрического поля менее, чем на 5 кВ/см в области, в которой диапазон электрического поля составляет 5-50 кВ/см, причем наполнитель составляет 5-60 об.% от всей композиции.1. Composition for regulating electrostatic voltage, having a non-linear electrical characteristic and comprising a polymer matrix and a powder filler containing zinc oxide varistor powder, characterized in that the filler particles are calcined at 800-1400 ° C and then crushed and, according to essentially all particles have a substantially spherical shape corresponding to the original at least 85 wt. % of the filler contains zinc oxide, more than 50 wt.% of the filler particles have a maximum size of 5-100 μm, and the resistivity of the composition decreases by at least 10 times with an increase in the electric field by less than 5 kV / cm in the region wherein the electric field range is 5-50 kV / cm, wherein the filler is 5-60 vol.% of the total composition. 2. Композиция по п. 1, отличающаяся тем, что все частицы наполнителя имеют максимальный размер менее 100 мкм, а предпочтительно менее 125 мкм. 2. The composition according to p. 1, characterized in that all particles of the filler have a maximum size of less than 100 microns, and preferably less than 125 microns. 3. Композиция по п. 1 или 2, отличающаяся тем, что не более 15 мас.% частиц наполнителя имеют максимальный размер менее 15 мкм. 3. The composition according to p. 1 or 2, characterized in that not more than 15 wt.% Of the filler particles have a maximum size of less than 15 microns. 4. Композиция по любому из предыдущих пунктов, отличающаяся тем, что частицы наполнителя прокалены при 950-1250°С, а предпочтительно при температуре приблизительно 1100°С. 4. The composition according to any one of the preceding paragraphs, characterized in that the filler particles are calcined at 950-1250 ° C, and preferably at a temperature of approximately 1100 ° C. 5. Композиция по любому из предыдущих пунктов, отличающаяся тем, что, по меньшей мере, 90 мас.% наполнителя содержат оксид цинка. 5. The composition according to any one of the preceding paragraphs, characterized in that at least 90 wt.% Of the filler contains zinc oxide. 6. Композиция по любому из предыдущих пунктов, отличающаяся тем, что более 50 мас.% частиц наполнителя имеют максимальный размер, 25-75 мкм. 6. The composition according to any one of the preceding paragraphs, characterized in that more than 50 wt.% Of the filler particles have a maximum size of 25-75 microns. 7. Композиция по любому из предыдущих пунктов, отличающаяся тем, что наполнитель составляет 10-40 об.% от всей композиции. 7. The composition according to any one of the preceding paragraphs, characterized in that the filler is 10-40 vol.% Of the total composition. 8. Композиция по любому из предыдущих пунктов, отличающаяся тем, что она выполнена внедренной в слой материала. 8. The composition according to any one of the preceding paragraphs, characterized in that it is made embedded in a layer of material. 9. Композиция по п.8, отличающаяся тем, что слой материала нанесен на сращивание или концевую заделку электрического силового кабеля. 9. The composition of claim 8, wherein the layer of material is applied to the splicing or termination of the electric power cable.
RU98115587/09A 1996-01-16 1997-01-14 Electrostatic voltage regulation compound RU2168252C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9600819.8A GB9600819D0 (en) 1996-01-16 1996-01-16 Electrical stress control
GB9600819.8 1996-01-16

Publications (2)

Publication Number Publication Date
RU98115587A true RU98115587A (en) 2000-06-20
RU2168252C2 RU2168252C2 (en) 2001-05-27

Family

ID=10787085

Family Applications (1)

Application Number Title Priority Date Filing Date
RU98115587/09A RU2168252C2 (en) 1996-01-16 1997-01-14 Electrostatic voltage regulation compound

Country Status (17)

Country Link
US (1) US6124549A (en)
EP (1) EP0875087B1 (en)
JP (1) JP2000503454A (en)
KR (1) KR100431826B1 (en)
AT (1) ATE197859T1 (en)
AU (1) AU721772B2 (en)
BR (1) BR9707006A (en)
CA (1) CA2242547C (en)
DE (1) DE69703613T2 (en)
DK (1) DK0875087T3 (en)
ES (1) ES2153176T3 (en)
GB (1) GB9600819D0 (en)
IL (1) IL125206A (en)
NO (1) NO320650B1 (en)
PT (1) PT875087E (en)
RU (1) RU2168252C2 (en)
WO (1) WO1997026693A1 (en)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5863468A (en) * 1997-10-31 1999-01-26 Raychem Corporation Preparation of calcined ceramic powders
DE19800470A1 (en) * 1998-01-09 1999-07-15 Abb Research Ltd Resistor element for current limiting purposes especially during short-circuits
DE19824104B4 (en) * 1998-04-27 2009-12-24 Abb Research Ltd. Non-linear resistor with varistor behavior
DE19821239C5 (en) * 1998-05-12 2006-01-05 Epcos Ag Composite material for dissipation of overvoltage pulses and method for its production
GB2340988A (en) * 1998-06-05 2000-03-01 Quantum Corp Method and apparatus for electrostatic discharge protection in hard disk drives
FR2784494B1 (en) 1998-10-12 2000-11-10 Cit Alcatel ADAPTIVE MATERIAL WITH TERNARY COMPOSITION FOR USE IN ELECTRICAL CABLES
DE19857334A1 (en) * 1998-12-11 2000-06-15 Rxs Schrumpftech Garnituren Cable set for protecting a cable connection in medium voltage technology
GB0103255D0 (en) * 2001-02-09 2001-03-28 Tyco Electronics Raychem Gmbh Insulator arrangement
EP1274102B1 (en) 2001-07-02 2011-02-23 ABB Schweiz AG Polymer compound with non linear current-voltage characteristic and method of making a polymer compound
EP1337022A1 (en) * 2002-02-18 2003-08-20 ABB Schweiz AG Surrounding body for a high voltage cable and cable element, which is provided with such a surrounding body
US7104822B2 (en) * 2002-05-16 2006-09-12 Homac Mfg. Company Electrical connector including silicone elastomeric material and associated methods
US6905356B2 (en) * 2002-05-16 2005-06-14 Homac Mfg. Company Electrical connector including thermoplastic elastomer material and associated methods
US6790063B2 (en) 2002-05-16 2004-09-14 Homac Mfg. Company Electrical connector including split shield monitor point and associated methods
US7104823B2 (en) * 2002-05-16 2006-09-12 Homac Mfg. Company Enhanced separable connector with thermoplastic member and related methods
US6830475B2 (en) * 2002-05-16 2004-12-14 Homac Mfg. Company Electrical connector with visual seating indicator and associated methods
US6796820B2 (en) * 2002-05-16 2004-09-28 Homac Mfg. Company Electrical connector including cold shrink core and thermoplastic elastomer material and associated methods
US6811418B2 (en) * 2002-05-16 2004-11-02 Homac Mfg. Company Electrical connector with anti-flashover configuration and associated methods
FR2867622B1 (en) * 2004-03-09 2006-05-26 Nexans ELECTRIC FIELD CONTROL MATERIAL
EP1585146B1 (en) 2004-04-06 2008-08-06 Abb Research Ltd. Nonlinear electrical material for high and medium voltage applications
EP1603141B1 (en) * 2004-06-04 2016-08-24 ABB Schweiz AG Surge arrester with insulation by gas
EP1603140A1 (en) * 2004-06-04 2005-12-07 ABB Technology AG Active component for an encapsulated surge arrester
EP1736998A1 (en) * 2005-06-21 2006-12-27 Abb Research Ltd. Varistor field control tape
FR2898427A1 (en) * 2006-03-08 2007-09-14 Nexans Sa HIGH PERMITTIVITY COMPOSITION FOR ELECTIC CABLE OR DEVICE FOR CONNECTING SUCH CABLES
SE530587C2 (en) * 2006-10-31 2008-07-15 Abb Research Ltd Electric field control material
JP5150111B2 (en) 2007-03-05 2013-02-20 株式会社東芝 ZnO varistor powder
EP2039496A1 (en) * 2007-09-20 2009-03-25 ABB Research Ltd. A method of producing a rubber product
CN101330200B (en) * 2007-09-21 2010-07-07 长园集团股份有限公司 Thermal shrinkage type composite casing tube for cable midst joint and manufacturing method thereof
TWI402864B (en) * 2008-07-11 2013-07-21 Sfi Electronics Technology Inc A method of making zinc oxide varistor
EP2375423A1 (en) * 2010-04-07 2011-10-12 ABB Research Ltd. Electrical bushing
CA2799592C (en) 2010-05-21 2016-07-05 Abb Research Ltd A high voltage direct current cable termination apparatus
CN103038965B (en) 2010-05-21 2016-07-06 Abb研究有限公司 High-voltage direct-current cable terminal device
CA2799601C (en) 2010-05-21 2016-07-05 Abb Research Ltd A high voltage direct current cable termination apparatus
CA2799594C (en) * 2010-05-21 2016-07-19 Abb Research Ltd A high voltage direct current cable termination apparatus
CN101916627B (en) * 2010-07-30 2014-03-05 李志雄 Production process and production device of plastic-coated thick-wall metal pipes
US8435427B2 (en) 2010-08-26 2013-05-07 3M Innovative Properties Company Compositions having non-linear current-voltage characteristics
US20120073830A1 (en) * 2010-09-24 2012-03-29 Weatherford/Lamb, Inc. Universal Backup for Swellable Packers
US9972798B2 (en) 2010-12-06 2018-05-15 3M Innovative Properties Company Composite diode, electronic device, and methods of making the same
EP2466596B1 (en) * 2010-12-16 2013-08-28 ABB Research Ltd. Component with excess voltage protection and method for testing same
DE102011079813A1 (en) * 2011-07-26 2013-01-31 Siemens Aktiengesellschaft Voltage limiting composition
TWI425532B (en) * 2011-11-29 2014-02-01 Leader Well Technology Co Ltd Process for producing zno varistor with higher potential gradient and non-coefficient value
CN102611067B (en) * 2012-03-21 2014-08-20 哈尔滨理工大学 High-voltage cable flexible joint with non-linear shielding layers
JP6293474B2 (en) 2013-01-18 2018-03-14 株式会社東芝 Non-linear resistance paint, busbar and stator coil
CN105580229B (en) 2013-09-25 2019-03-26 3M创新有限公司 Composition for electrical field grading
JP6355492B2 (en) * 2013-10-03 2018-07-11 アルパッド株式会社 Composite resin and electronic device
EP2963654B1 (en) * 2014-06-30 2017-12-13 Nexans Field grading layer
US20190371485A1 (en) 2016-12-02 2019-12-05 3M Innovative Properties Company Nonlinear composite compositions, methods of making the same, and articles including the same
CN110915087B (en) * 2017-07-13 2021-04-16 住友电气工业株式会社 Non-ohmic composition, method for producing the same, intermediate cable connection unit, and terminal cable connection unit
CN208078201U (en) * 2018-03-21 2018-11-09 精进电动科技股份有限公司 A kind of joint structure of high voltage cable
US11873403B2 (en) 2018-05-16 2024-01-16 3M Innovative Properties Company Electric field grading composition, methods of making the same, and composite articles including the same
US11939461B2 (en) 2019-01-18 2024-03-26 Sumitomo Electric Industries, Ltd. Non-ohmic composition, cable connection unit, and method for producing cable connection unit
CN113261068B (en) * 2019-01-18 2022-11-08 住友电气工业株式会社 Non-ohmic composition, cable connection unit, and method for producing cable connection unit
WO2020188371A1 (en) 2019-03-18 2020-09-24 3M Innovative Properties Company Multilayer electric field grading article, methods of making the same, and articles including the same
US11417442B2 (en) 2019-11-01 2022-08-16 Hamilton Sundstrand Corporation Field grading members, cables having field grading members, and methods of making field grading members
WO2021105319A1 (en) 2019-11-29 2021-06-03 Merck Patent Gmbh Particulate filler, production and use thereof

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB902705A (en) * 1959-09-14 1962-08-09 Dow Corning High temperature siloxane composition
US3631519A (en) * 1970-12-21 1971-12-28 Gen Electric Stress graded cable termination
US3644662A (en) * 1971-01-11 1972-02-22 Gen Electric Stress cascade-graded cable termination
GB1526397A (en) * 1974-10-08 1978-09-27 Raychem Ltd Heat-recoverable article suitable for high voltage use
FR2454205A2 (en) * 1978-11-21 1980-11-07 Pirelli Treficable Variable-resistance elastomer compsn. - for protecting and insulating ends of high voltage cables
US4275261A (en) * 1978-01-11 1981-06-23 Trefimetaux End piece for high voltage cables
FR2423036A1 (en) * 1978-04-11 1979-11-09 Silec Liaisons Elec NON-LINEAR ELECTRICAL RESISTANCE SEALANT
US4297250A (en) * 1980-01-07 1981-10-27 Westinghouse Electric Corp. Method of producing homogeneous ZnO non-linear powder compositions
FR2480039A1 (en) * 1980-04-02 1981-10-09 Silec Liaisons Elec ELECTRICAL CONSTRAINTS REDUCTION ELECTRODES FOR SUB-SCREEN ENERGY CABLES CONNECTION MATERIALS
JPS58157318A (en) * 1982-03-10 1983-09-19 古河電気工業株式会社 Insulated connecting unit for rubber or plastic insulated cable
GB8303462D0 (en) * 1983-02-08 1983-03-16 Raychem Gmbh Electrical stress control
US4551915A (en) * 1983-04-06 1985-11-12 Raychem Corporation Method for terminating a high voltage cable
FR2547451B1 (en) * 1983-06-13 1986-02-28 Electricite De France COMPOSITE MATERIAL WITH NON-LINEAR ELECTRIC RESISTANCE, IN PARTICULAR FOR POTENTIAL DISTRIBUTION IN CABLE ENDS
US4731199A (en) * 1983-11-09 1988-03-15 Mitsuboshi Belting Ltd. Ultra high molecular weight concurrently sintered and cross-linked polyethylene product
AU4693385A (en) * 1984-08-31 1986-03-06 Raychem Corporation Heat stable polymeric gelloids
JPS62135515A (en) * 1985-12-09 1987-06-18 Idemitsu Petrochem Co Ltd Electroconductive polymer composition
US5098752A (en) * 1990-04-17 1992-03-24 Raychem Corporation Recoverable elastomeric sleeve and method for installation and use
EP0502483A3 (en) * 1991-03-05 1993-01-20 Matsushita Electric Industrial Co., Ltd. Static dissipative resin composition
US5589274A (en) * 1994-05-13 1996-12-31 Hughes Electronics Thermal control coating

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