EP1749077A1 - Polyol ester for transformers - Google Patents
Polyol ester for transformersInfo
- Publication number
- EP1749077A1 EP1749077A1 EP05749832A EP05749832A EP1749077A1 EP 1749077 A1 EP1749077 A1 EP 1749077A1 EP 05749832 A EP05749832 A EP 05749832A EP 05749832 A EP05749832 A EP 05749832A EP 1749077 A1 EP1749077 A1 EP 1749077A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- transformers
- ester
- viscosity
- composition according
- insulating liquid
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
- C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
- C10M105/32—Esters
- C10M105/38—Esters of polyhydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/024—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings having at least two phenol groups but no condensed ring
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/025—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with condensed rings
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
- C10M2207/046—Hydroxy ethers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/283—Esters of polyhydroxy compounds
- C10M2207/2835—Esters of polyhydroxy compounds used as base material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
- C10M2215/064—Di- and triaryl amines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
- C10M2215/064—Di- and triaryl amines
- C10M2215/065—Phenyl-Naphthyl amines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/223—Five-membered rings containing nitrogen and carbon only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/08—Thiols; Sulfides; Polysulfides; Mercaptals
- C10M2219/082—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
- C10M2219/086—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms containing sulfur atoms bound to carbon atoms of six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/10—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring
- C10M2219/104—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring containing sulfur and carbon with nitrogen or oxygen in the ring
- C10M2219/106—Thiadiazoles
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/14—Electric or magnetic purposes
- C10N2040/16—Dielectric; Insulating oil or insulators
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Organic Insulating Materials (AREA)
- Lubricants (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004025939A DE102004025939A1 (en) | 2004-05-27 | 2004-05-27 | Polyol esters for transformers |
PCT/EP2005/005375 WO2005118756A1 (en) | 2004-05-27 | 2005-05-18 | Polyol ester for transformers |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1749077A1 true EP1749077A1 (en) | 2007-02-07 |
Family
ID=34969781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05749832A Withdrawn EP1749077A1 (en) | 2004-05-27 | 2005-05-18 | Polyol ester for transformers |
Country Status (7)
Country | Link |
---|---|
US (1) | US20080033201A1 (en) |
EP (1) | EP1749077A1 (en) |
JP (1) | JP2008500413A (en) |
CN (1) | CN1984980A (en) |
BR (1) | BRPI0511577A (en) |
DE (1) | DE102004025939A1 (en) |
WO (1) | WO2005118756A1 (en) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2492565A1 (en) * | 2005-01-13 | 2006-07-13 | Oleotek Inc. | Dielectric coolants for use in electrical equipment |
JP4558764B2 (en) * | 2007-07-19 | 2010-10-06 | 株式会社日立製作所 | Static induction machine with tap changer when loaded |
CN101229998A (en) * | 2007-12-21 | 2008-07-30 | 王伟松 | Method for synthesizing trimethylolpropane fatty acid ester |
DE102009001130A1 (en) | 2009-02-25 | 2010-08-26 | Rhein Chemie Rheinau Gmbh | A transformer oil composition comprising at least one acid scavenger |
EP2452344B1 (en) | 2009-07-07 | 2015-10-21 | 3M Innovative Properties Company | Electrical equipment containing erucic acid dielectric oil |
ES2540817T3 (en) * | 2009-10-19 | 2015-07-13 | Abb Technology Ag | Transformer |
US20120161085A1 (en) * | 2010-12-23 | 2012-06-28 | Chevron U.S.A. Inc. | High Fire-Point Esters as Electrical Insulating Oils |
US20120164506A1 (en) * | 2010-12-23 | 2012-06-28 | Chevron U.S.A. Inc. | Ester Based Heat Transfer Fluid Useful as a Coolant for Electric Vehicles |
JP2014528150A (en) * | 2011-09-23 | 2014-10-23 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company | Dielectric fluid comprising a polyol ester, method for preparing a mixture of polyol esters, and electrical device comprising a polyol ester dielectric fluid |
US9028727B2 (en) | 2011-09-23 | 2015-05-12 | E I Du Pont De Nemours And Company | Dielectric fluids comprising polyol esters |
DE102012103701A1 (en) * | 2012-04-26 | 2013-10-31 | Fuchs Petrolub Ag | Esters as cooling and insulating fluids for transformers |
JP2015536548A (en) * | 2012-11-13 | 2015-12-21 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company | Blended oil compositions useful as dielectric fluid compositions and methods for their preparation |
RU2664536C2 (en) | 2013-05-07 | 2018-08-20 | Лэнксесс Дойчланд Гмбх | Method for producing oil compositions by means of certain carbodiimides |
CN104178259A (en) * | 2013-05-23 | 2014-12-03 | 天津市泽畅科技有限公司 | Nano-metal composite additive applied to turbine oil |
CN104178319A (en) * | 2013-05-27 | 2014-12-03 | 天津市泽畅科技有限公司 | Turbine oil nano-metal composite additive |
GB201402570D0 (en) | 2014-02-13 | 2014-04-02 | M & I Materials Ltd | Improvements in and relating to dielectric fluids |
GB201402571D0 (en) * | 2014-02-13 | 2014-04-02 | M & I Materials Ltd | Improvements in and relating to dielectric fluids |
CN103980982B (en) * | 2014-05-22 | 2016-01-13 | 西安热工研究院有限公司 | A kind of transformer oil high-performance composite additive and preparation method thereof |
BR112016029737B1 (en) * | 2014-06-26 | 2022-05-10 | Dow Global Technologies Llc | Dielectric fluid and device |
KR101674181B1 (en) * | 2014-10-22 | 2016-11-09 | 한국생산기술연구원 | eletric transformer comprising the trimethylol propane ester for vagetable insulating oil |
DK3307857T3 (en) * | 2015-06-12 | 2019-11-18 | Novamont Spa | LOW POINT TRIMETHYLOL PROPANESTERS |
GB2541929B (en) * | 2015-09-04 | 2018-05-09 | M&I Mat Limited | Ester compositions for dielectric fluids |
CN110079373B (en) * | 2019-04-03 | 2020-09-18 | 华中科技大学 | Natural ester insulating oil antioxidant and application thereof |
CN111560279A (en) * | 2020-04-20 | 2020-08-21 | 重庆大学 | Vegetable insulating oil and preparation method and application thereof |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3523084A (en) * | 1966-06-16 | 1970-08-04 | Sinclair Research Inc | Lubricating oil ester base composition containing liquid esters of neoalkyl polyols and neoalkyl fatty acids |
FR1527494A (en) * | 1966-06-16 | 1968-05-31 | Sinclair Research Inc | Liquid synthetic esters, as well as lubricants containing said esters |
US3441600A (en) * | 1966-06-16 | 1969-04-29 | Sinclair Research Inc | Liquid esters of neoalkyl polyols and neoalkyl fatty acids |
JPS581798A (en) * | 1981-05-08 | 1983-01-07 | Hitachi Ltd | Flame-retardant insulating oil |
GB8512488D0 (en) * | 1985-05-17 | 1985-06-19 | Micanite & Insulators Co Ltd | Fluid-insulated switchgear |
JPH0673247B2 (en) * | 1987-01-30 | 1994-09-14 | 日本石油株式会社 | Flame retardant electrical equipment |
GB8727323D0 (en) * | 1987-11-21 | 1987-12-23 | Ciba Geigy Ag | Corrosion inhibitor |
WO1997011933A1 (en) * | 1995-09-25 | 1997-04-03 | Kao Corporation | Ester compounds and lubricating oil composition |
US5766517A (en) * | 1995-12-21 | 1998-06-16 | Cooper Industries, Inc. | Dielectric fluid for use in power distribution equipment |
US5958851A (en) * | 1998-05-11 | 1999-09-28 | Waverly Light And Power | Soybean based transformer oil and transmission line fluid |
JP4266676B2 (en) * | 2003-03-10 | 2009-05-20 | 株式会社ジャパンエナジー | Electrical insulation oil |
-
2004
- 2004-05-27 DE DE102004025939A patent/DE102004025939A1/en not_active Ceased
-
2005
- 2005-05-18 BR BRPI0511577-9A patent/BRPI0511577A/en not_active Application Discontinuation
- 2005-05-18 CN CNA2005800170529A patent/CN1984980A/en active Pending
- 2005-05-18 JP JP2007513751A patent/JP2008500413A/en active Pending
- 2005-05-18 EP EP05749832A patent/EP1749077A1/en not_active Withdrawn
- 2005-05-18 WO PCT/EP2005/005375 patent/WO2005118756A1/en active Application Filing
- 2005-05-18 US US11/569,485 patent/US20080033201A1/en not_active Abandoned
Non-Patent Citations (1)
Title |
---|
See references of WO2005118756A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2005118756A1 (en) | 2005-12-15 |
JP2008500413A (en) | 2008-01-10 |
US20080033201A1 (en) | 2008-02-07 |
DE102004025939A1 (en) | 2005-12-22 |
CN1984980A (en) | 2007-06-20 |
BRPI0511577A (en) | 2008-01-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1749077A1 (en) | Polyol ester for transformers | |
EP3352177B1 (en) | Biogenic low viscosity insulating oil | |
DE602004013166T2 (en) | BASE FOR ELECTRICALLY INSULATED OIL | |
DE60002617T2 (en) | Oil composition for use in electrical systems and transformers | |
DE102012103701A1 (en) | Esters as cooling and insulating fluids for transformers | |
KR101230701B1 (en) | Electrical insulation oil | |
KR101451289B1 (en) | Enviromentally affinitive vegetable insulating oil composition | |
McShane | Natural and synthetic ester dielectric fluids: their relative environmental, fire safety, and electrical performance | |
US20070060484A1 (en) | Composition of insulating fluid and process for the preparation thereof | |
WO2006074553A1 (en) | Dielectric coolants for use in electrical equipment | |
CN110655970A (en) | Biodegradable transformer oil and preparation method thereof | |
CN107973757B (en) | Bis-benzotriazole derivative, preparation method thereof, transformer insulating oil complexing agent and transformer insulating oil | |
DE2948020C2 (en) | Flame retardant hydraulic fluid | |
McShane | New dielectric coolant concepts for distribution and power transformers | |
McShane | Relative properties of the new combustion resistant vegetable oil based dielectric coolants | |
Malde et al. | Natural and Synthetic Ester Liquids–How They Differ What They Deliver | |
DE3041049A1 (en) | ELECTRICAL DEVICES AND ELEMENTS WITH IMPREGNATED INSULATING MATERIAL | |
US4081393A (en) | Electrical insulating oils containing trialkyl benzenes | |
DE102008032375B4 (en) | Stationary induction device fitted to a tap changer | |
CN101796593B (en) | Electric insulating oil and process for producing the same | |
DE2838482C2 (en) | Electrical device insulated with a liquid | |
CA2594765A1 (en) | Dielectric coolants for use in electrical equipment | |
KR101820743B1 (en) | Insulating oil manufacturing method improving liquidity and oxide stability | |
KR102656455B1 (en) | Tetraester compound for using eco-friendly transformer oils and and lubricants and the manufacturing method of it | |
DE4202034A1 (en) | hydraulic fluids |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20061120 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): BE DE ES GB IT NL |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: MOUCHA, MARK Inventor name: HOF, MATTHIAS Inventor name: BAEHR, HORST Inventor name: COOBAN, NIGEL Inventor name: WILLING, ANDREAS |
|
DAX | Request for extension of the european patent (deleted) | ||
RBV | Designated contracting states (corrected) |
Designated state(s): BE DE ES GB IT NL |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20081202 |