[go: up one dir, main page]

IT1228655B - Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti. - Google Patents

Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti.

Info

Publication number
IT1228655B
IT1228655B IT8919372A IT1937289A IT1228655B IT 1228655 B IT1228655 B IT 1228655B IT 8919372 A IT8919372 A IT 8919372A IT 1937289 A IT1937289 A IT 1937289A IT 1228655 B IT1228655 B IT 1228655B
Authority
IT
Italy
Prior art keywords
perfluoropolieteri
fats
additives
components
lubricating oils
Prior art date
Application number
IT8919372A
Other languages
English (en)
Other versions
IT8919372A0 (it
Inventor
Ezio Strepparola
Costante Corti
Piero Gavezotti
Alba Chittofrati
Original Assignee
Ausimont Srl
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
Application filed by Ausimont Srl filed Critical Ausimont Srl
Priority to IT8919372A priority Critical patent/IT1228655B/it
Publication of IT8919372A0 publication Critical patent/IT8919372A0/it
Priority to CA002009537A priority patent/CA2009537C/en
Priority to EP90102509A priority patent/EP0382224B1/en
Priority to US07/476,754 priority patent/US5000864A/en
Priority to SU904743134A priority patent/RU2060985C1/ru
Priority to DE69026522T priority patent/DE69026522T2/de
Priority to JP2031321A priority patent/JP2818242B2/ja
Priority to CN90101406A priority patent/CN1044951A/zh
Application granted granted Critical
Publication of IT1228655B publication Critical patent/IT1228655B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
    • C08G65/333—Polymers modified by chemical after-treatment with organic compounds containing nitrogen
    • C08G65/33396—Polymers modified by chemical after-treatment with organic compounds containing nitrogen having oxygen in addition to nitrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
    • C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
    • C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
    • 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
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/38—Lubricating compositions characterised by the base-material being a macromolecular compound containing halogen
    • 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
    • C10M147/00—Lubricating compositions characterised by the additive being a macromolecular compound containing halogen
    • C10M147/04—Monomer containing carbon, hydrogen, halogen and oxygen
    • 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
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • 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
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2213/04—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions obtained from monomers containing carbon, hydrogen, halogen and oxygen
    • 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
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2213/06—Perfluoro polymers
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Lubricants (AREA)
  • Polyethers (AREA)
IT8919372A 1989-02-09 1989-02-09 Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti. IT1228655B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT8919372A IT1228655B (it) 1989-02-09 1989-02-09 Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti.
CA002009537A CA2009537C (en) 1989-02-09 1990-02-07 Perfluoropolyethers having antirust properties, useful as components or additives for lubricating oils and greases
EP90102509A EP0382224B1 (en) 1989-02-09 1990-02-08 Perfluoropolyethers having antirust properties
US07/476,754 US5000864A (en) 1989-02-09 1990-02-08 Perfluoropolyethers having antirust properties, useful as components or additives for lubricating oils and greases
SU904743134A RU2060985C1 (ru) 1989-02-09 1990-02-08 Перфторполиэфиры в качестве смазочных масел и антикоррозионных присадок к смазочным маслам и смазкам и способ получения перфторполиэфиров
DE69026522T DE69026522T2 (de) 1989-02-09 1990-02-08 Perfluorpolyether mit Antirosteigenschaften
JP2031321A JP2818242B2 (ja) 1989-02-09 1990-02-09 防錆性を有し、潤滑油およびグリース用の成分または添加剤として有用なペルフルオロポリエーテル
CN90101406A CN1044951A (zh) 1989-02-09 1990-02-09 具有防锈性、用作润滑油和润滑脂的组分或添加剂的全氟聚醚

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8919372A IT1228655B (it) 1989-02-09 1989-02-09 Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti.

Publications (2)

Publication Number Publication Date
IT8919372A0 IT8919372A0 (it) 1989-02-09
IT1228655B true IT1228655B (it) 1991-06-27

Family

ID=11157136

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8919372A IT1228655B (it) 1989-02-09 1989-02-09 Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti.

Country Status (8)

Country Link
US (1) US5000864A (it)
EP (1) EP0382224B1 (it)
JP (1) JP2818242B2 (it)
CN (1) CN1044951A (it)
CA (1) CA2009537C (it)
DE (1) DE69026522T2 (it)
IT (1) IT1228655B (it)
RU (1) RU2060985C1 (it)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1231758B (it) * 1989-04-20 1991-12-21 Ausimont Srl Fluoropolieteri funzionalizzati
US5221494A (en) * 1989-06-05 1993-06-22 Asahi Kasei Kogyo Kabushiki Kaisha Refrigerant composition comprising tetrafluoroethane refrigerant and lubricant having miscibility therewith at low temperature
JPH03126790A (ja) * 1989-10-13 1991-05-29 Nippon Oil Co Ltd 潤滑油組成物
IT1237887B (it) * 1989-12-12 1993-06-18 Ausimont Spa Lubrificanti perfluoropolieterei aventi proprieta' antiusura
JP3240654B2 (ja) * 1991-06-20 2001-12-17 ソニー株式会社 パーフルオロポリエーテル誘導体及びこれを用いた潤滑剤並びに磁気記録媒体
US5302760A (en) * 1993-03-12 1994-04-12 The United States Of America As Represented By The Secretary Of The Air Force Stability additive for perfluoropolyalkylethers
JP2658815B2 (ja) * 1993-07-29 1997-09-30 日本電気株式会社 磁気記憶体
ATE178348T1 (de) * 1993-12-01 1999-04-15 Ausimont Spa Schmierfette auf basis von wasserstoffenthaltenden mineral- oder syntheseölen mit verbesserten eigenschaften
IT1269886B (it) 1994-06-14 1997-04-15 Ausimont Spa Processo per il trattamento superficiale di materiali cellulosici, metallici,vetrosi,oppure cementi,marmi,graniti e simili
IT1274698B (it) * 1994-08-02 1997-07-24 Dayco Pti Spa Dispositivo di trasmissione di moto a rumorosita' ridotta a cinghie adatte allo scopo
DE4443032A1 (de) * 1994-12-02 1996-06-05 Haca Gmbh Verschleisteil Techn Mittel zur Behandlung von festen Oberflächen, welches ein Lösungsmittel und eine fluorhaltige Substanz als aktives Mittel enthält
DE19622906A1 (de) * 1996-06-07 1997-12-11 Klueber Lubrication Schmierfettzusammensetzungen
IT1290428B1 (it) * 1997-03-21 1998-12-03 Ausimont Spa Grassi fluorurati
US6299983B1 (en) 1997-06-27 2001-10-09 E. I. Du Pont De Nemours And Company Derivatized metallic surfaces, composites of functionalized polymers with such metallic surfaces and processes for formation thereof
GB2329905B (en) * 1997-08-29 1999-12-15 Nsk Ltd Lubricant composition for a rolling apparatus
US6162521A (en) * 1997-12-05 2000-12-19 Seagate Technology Llc Fluoropolyether amide lubricants for an information storage system and a method of making the same
DE69830008T2 (de) * 1998-11-16 2006-03-09 E.I. Du Pont De Nemours And Co., Wilmington Derivatisierte metallische oberflächen, komposite funktionalisierter polymere mit solchen metallischen oberflächen und verfahren zu deren herstellung
US6187954B1 (en) 1999-07-15 2001-02-13 Seagate Technology Llc Synthesis of fluorinated amides
US6638622B2 (en) * 2001-01-11 2003-10-28 Hitachi Global Storage Technologies Perfluorinated polyethers with metal carboxylate end groups as anti-wetting and corrosion-protective agents
US6761974B1 (en) 2001-05-04 2004-07-13 Seagate Technology Llc Polymeric lubricants with improved stability and thin film recording media comprising same
US7098173B2 (en) * 2002-11-19 2006-08-29 General Motors Corporation Thermally stable antifoam agent for use in automatic transmission fluids
US20040121921A1 (en) * 2002-12-20 2004-06-24 Calcut Brent D. Thermally stable antifoam agent and methods for use in functional fluids
US7056870B2 (en) * 2003-02-12 2006-06-06 General Motors Corporation Controlled release of antifoam additives from compounded rubber
US7087674B2 (en) 2003-02-12 2006-08-08 General Motors Corporation Controlled release of perfluoropolyether antifoam additives from compounded rubber
CN101128569B (zh) * 2005-02-22 2012-12-12 Nok克鲁勃株式会社 润滑剂
ITMI20051080A1 (it) * 2005-06-10 2006-12-11 Solvay Solexis Spa Grassi fluorurati aventi basso momento torcente alle basse temperature
FR2893626B1 (fr) * 2005-11-18 2008-01-04 Inst Francais Du Petrole Fluide de puits comprenant une phase liquide fluoree
RU2384600C2 (ru) * 2008-02-01 2010-03-20 ООО "Центр Защитных Технологий "Эгида" Антифрикционная композиция, обладающая антиадгезионными и антикоррозийными свойствами, способ получения антифрикционного покрытия и применение композиции
DE112009005504B4 (de) 2008-02-01 2017-03-09 Nok Klueber Co. Ltd. Verwendung einer fluorhaltigen Diamid-Verbindung als Rostschutzzusatz einer Schmiermittelzusammensetzung
EP2100909A1 (en) * 2008-03-14 2009-09-16 Solvay Solexis S.p.A. (Per)fluorinated addition products
US8536269B2 (en) * 2008-08-15 2013-09-17 Nova-Duct Technologies Pty Ltd Peroxidic fluoropolyether and its use in emulsion polymerization of fluorin-containing monomer
KR101606609B1 (ko) * 2008-09-26 2016-03-25 솔베이 스페셜티 폴리머스 이태리 에스.피.에이. 열을 전달하는 방법
JP5478629B2 (ja) * 2008-10-24 2014-04-23 ソルヴェイ・スペシャルティ・ポリマーズ・イタリー・エッセ・ピ・ア 潤滑性フィルムの形成方法
WO2012010530A1 (en) * 2010-07-22 2012-01-26 Solvay Solexis S.P.A. Drilling fluid composition
WO2012175534A1 (en) * 2011-06-24 2012-12-27 Solvay Specialty Polymers Italy S.P.A. (per)fluoropolyether block copolymers
CN102676275B (zh) * 2012-05-07 2014-01-15 中国石油化工股份有限公司 润滑油添加剂及其制备方法和用途
AR100804A1 (es) * 2014-06-23 2016-11-02 Nippon Steel & Sumitomo Metal Corp Conexión roscada para tuberías de la industria del petróleo y composición para recubrimiento fotocurable
WO2017012909A1 (en) 2015-07-17 2017-01-26 Solvay Specialty Polymers Italy S.P.A. Anti-foaming agents
CN105063624B (zh) * 2015-08-21 2017-08-25 海门市瑞泰纺织科技有限公司 一种轮毂用防锈剂
CN110709494A (zh) * 2017-04-03 2020-01-17 索尔维特殊聚合物意大利有限公司 工作流体组合物
CN108893176A (zh) * 2018-06-12 2018-11-27 天津大学 一种全氟聚醚润滑油及其制备方法
CN109971019B (zh) * 2019-04-10 2022-04-08 苏州凝智新材料发展有限公司 一种表面超润滑高透明的弹性体及其制备方法和应用
CN110776974A (zh) * 2019-09-06 2020-02-11 中国石油化工股份有限公司 一种耐高温防锈型全氟聚醚润滑油及其制备方法
CN114031762A (zh) * 2021-09-30 2022-02-11 四川弘氟新材料有限公司 全氟聚醚表面活性剂的制备工艺及全氟聚醚表面活性剂
CN121039203A (zh) 2023-01-12 2025-11-28 世索科特殊聚合物意大利有限公司 包含（全）氟聚醚聚合物的组合物
CN120530184A (zh) 2023-01-12 2025-08-22 索尔维特殊聚合物意大利有限公司 润滑剂组合物
WO2025103920A1 (en) 2023-11-13 2025-05-22 Solvay Specialty Polymers Italy S.P.A. Lubricant composition

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1668395C3 (de) * 1966-07-11 1978-06-15 Montecatini Edison S.P.A., Mailand (Italien) Perfluorierte Ketone und Verfahren zu deren Herstellung
US3665041A (en) * 1967-04-04 1972-05-23 Montedison Spa Perfluorinated polyethers and process for their preparation
GB1244189A (en) * 1967-12-28 1971-08-25 Montedison Spa Perfluorinated linear polyethers
NL134636C (it) * 1967-12-28
US3847978A (en) * 1968-07-01 1974-11-12 Montedison Spa Perfluorinated linear polyethers having reactive terminal groups at both ends of the chain and process for the preparation thereof
US3810874A (en) * 1969-03-10 1974-05-14 Minnesota Mining & Mfg Polymers prepared from poly(perfluoro-alkylene oxide) compounds
US4113772A (en) * 1975-07-21 1978-09-12 Lagow Richard J Method for producing perfluoroether oligomers having terminal carboxylic acid groups
IT1174205B (it) * 1984-06-19 1987-07-01 Montedison Spa Fluoroplieteri contenenti gruppi terminali dotati di proprieta' ancoranti
US4788257A (en) * 1985-11-19 1988-11-29 Montedison S.P.A. Process for preparing regulated molecular weight perfluoro-polyethers having neutral and functional end groups
IT1201498B (it) * 1985-11-20 1989-02-02 Ausimont Spa Perfluoropolieteri funzionalizzati e procedimento per la loro preparazione
US4743300A (en) * 1986-08-29 1988-05-10 Minnesota Mining And Manufacturing Company Polyfluoropolyethers having pendant perfluoroalkoxy groups
IT1218206B (it) * 1988-04-08 1990-04-12 Ausimont Spa Impiego di emulsioni di perfluoropolieteri per la protezione di materiali lapidei dagli agenti atmosferici
IT1217453B (it) * 1988-05-02 1990-03-22 Ausimont Spa Procedimento per la produzione di perfluoropolieteri a peso molecolare controllato,aventi gruppi terminali perfluoroalchilici o perfluorocloroalchilici
JP5649939B2 (ja) 2010-12-07 2015-01-07 株式会社竹中土木 トンネル覆工コンクリートの養生方法および養生装置

Also Published As

Publication number Publication date
JP2818242B2 (ja) 1998-10-30
JPH02245024A (ja) 1990-09-28
EP0382224A3 (en) 1991-11-21
CA2009537C (en) 2001-07-03
CN1044951A (zh) 1990-08-29
EP0382224B1 (en) 1996-04-17
DE69026522D1 (de) 1996-05-23
RU2060985C1 (ru) 1996-05-27
US5000864A (en) 1991-03-19
IT8919372A0 (it) 1989-02-09
DE69026522T2 (de) 1996-10-24
EP0382224A2 (en) 1990-08-16
CA2009537A1 (en) 1990-08-09

Similar Documents

Publication Publication Date Title
IT1228655B (it) Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti.
DE69315274D1 (de) Herstellung von Schmierölen
IT1231512B (it) Composizioni e concetrati di olio lubrificante
FR2631969B1 (fr) Compositions d'huiles lubrifiantes
IT8948012A0 (it) Composizioni e concetranti di olio lubrificante
DE69411563D1 (de) Schmierölzusammensetzung
DE69420197D1 (de) Schmierölzusammensetzung
DE69420030D1 (de) Schmierölzusammensetzung
DE69333826D1 (de) Schmierölzusammensetzung
HU913886D0 (en) Alkenyl-succinimides and their application as lubricating oil
ITMI912608A0 (it) A"nuovi olii e grassi lubrificanti"
DE69406705D1 (de) Schmierölzusammensetzung
BR9403779A (pt) Polimetacrilato composição melhorada de viscosidade composição de óleo lubrificante e método para melhorar a viscosidade de um lubrificante
DE69411922D1 (de) Schmierölzusammensetzung
BR9201694A (pt) Composto e composicao de oleo lubrificante
IT9020317A0 (it) Procedimento di deodorazione di olii e grassi
GB8920041D0 (en) Additives for lubricating oils and processes for producing them
IT1230063B (it) Composti utili come modificatori di attrito e come additivi antiruggine e anticorrosione per lubrificanti e composizioni lubrificanti contenenti gli stessi.
ITMI922552A0 (it) Addittivo polimerico per olii lubrificanti
FI911460A7 (fi) Voiteluöljyn lisäaineita sekä niiden valmistus ja käyttö
FI911462A7 (fi) Voiteluöljyn lisäaineita sekä niiden valmistus ja käyttö
FI910472A7 (fi) Voiteluöljykoostumuksia ja -konsentraatteja
IT8621873A1 (it) PROCEDIMENTO DI PREPARAZIONE DI UN ADDITIVO PER OLII LUBRIFICANTI ADDITIVO COSl' OTTENUTO E COMPOSIZIONE LUBRIFICANTE CONTENENTE IL DETTO ADDITIVO
DE69004828D1 (de) Schmierölzusammensetzungen für Kurbelgehäuse und Zusätze dafür.
BR9408359A (pt) Processo de aumentar o coeficiente de fricção estático de uma composição oleaginosa e de óleo lubrificante

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960221