ES2080883T3 - Procedimiento para preparar un dispersante/mejorador del indice de viscosidad (vi). - Google Patents

Procedimiento para preparar un dispersante/mejorador del indice de viscosidad (vi).

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Publication number
ES2080883T3
ES2080883T3 ES91200679T ES91200679T ES2080883T3 ES 2080883 T3 ES2080883 T3 ES 2080883T3 ES 91200679 T ES91200679 T ES 91200679T ES 91200679 T ES91200679 T ES 91200679T ES 2080883 T3 ES2080883 T3 ES 2080883T3
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Spain
Prior art keywords
sub
dispersant
alkylamine
improver
prepare
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Expired - Lifetime
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ES91200679T
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English (en)
Inventor
Zon Arie Van
Gerarda Jacoba Klaver
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SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
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SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
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    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
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    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Lubricants (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Coloring (AREA)
  • Graft Or Block Polymers (AREA)

Abstract

LOS ADITIVOS LUBRICANTES MEJORADOS DEL DISPERSANTE/VI SE PRODUCEN HACIENDO REACCIONAR UN POLIMERO ESTRELLA CON UN ACIDO CARBOXILICO ALFA, BETA NO SATURADO O UN DERIVATIVO PARA FORMAR UN POLIMERO ESTRELLA, QUE LUEGO SE LE HACE REACCIONAR CON (A) POR LO MENOS UN COMPUESTO DE LA FORMULA GENERAL RO(AO)SUB N H DONDE R ES UN GRUPO ALQUILO C SUB 4-20, CUALQUIER UNIDAD A ES INDEPENDIENTEMENTE UNA UNIDAD DE ETILENO O PROPILENO, Y N ES ENTRE 0 Y 5, SEGUIDO OPCIONALMENTE POR LA REACCION CON (B) UN ACIDO CARBOXILICO DE ALQUILO Y/O (C) UNA ALQUILAMINA O UN POLIOL DE ALQUILAMINA DE ALCANO, O CON EL PRODUCTO PREFORMADO DE LOS REACTANTES (B) Y (C), SEGUIDO OPCIONALMENTE DE LA ESTERIFICACION DE CUALQUIER GRUPO ACIDO RESIDUAL CON UN ALCANOL C SUB 1-6 .
ES91200679T 1990-03-30 1991-03-25 Procedimiento para preparar un dispersante/mejorador del indice de viscosidad (vi). Expired - Lifetime ES2080883T3 (es)

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GB909007267A GB9007267D0 (en) 1990-03-30 1990-03-30 Process for preparing a dispersant/vi improver

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ES2080883T3 true ES2080883T3 (es) 1996-02-16

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US (1) US5147570A (es)
EP (1) EP0449374B1 (es)
JP (1) JP2905611B2 (es)
KR (1) KR0172450B1 (es)
CN (1) CN1029786C (es)
AU (1) AU637890B2 (es)
BR (1) BR9101263A (es)
CA (1) CA2039431A1 (es)
DE (1) DE69115534T2 (es)
ES (1) ES2080883T3 (es)
GB (1) GB9007267D0 (es)
RU (1) RU2041238C1 (es)

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Publication number Priority date Publication date Assignee Title
US5633415A (en) * 1990-01-16 1997-05-27 Mobil Oil Corporation Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
US5637783A (en) * 1990-01-16 1997-06-10 Mobil Oil Corporation Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
US5780540A (en) * 1990-01-16 1998-07-14 Mobil Oil Corporation Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
US5247026A (en) * 1992-06-19 1993-09-21 Shell Oil Company Randomly epoxidized small star polymers
US6117941A (en) * 1997-06-05 2000-09-12 The Lubrizol Corporation Intermediates useful for preparing dispersant-viscosity improvers for lubricating oils
US6288013B1 (en) 1997-12-03 2001-09-11 The Lubrizol Corporation Nitrogen containing dispersant-viscosity improvers
US8372620B2 (en) 1998-12-23 2013-02-12 Dupont Nutrition Biosciences Aps Bacterial xylanases
ES2236491T3 (es) * 2001-01-19 2005-07-16 Efka Additives B.V. Agente dispersante.
AU2003256807A1 (en) * 2002-07-23 2004-02-09 Crompton Corporation Engine oil comprising overbased salicylates based on styrenated salicylic acid
BRPI0708719B1 (pt) * 2006-03-10 2016-07-19 Kraton Polymers Us Llc melhorador de índice de viscosidade polimérica, composição oleosa, e, concentrado polimérico para composições oleosas
EP3106506A1 (en) * 2006-04-24 2016-12-21 The Lubrizol Corporation Star polymer lubricating composition
WO2007127615A2 (en) 2006-04-24 2007-11-08 The Lubrizol Corporation Star polymer lubricating composition
US7928044B2 (en) * 2006-10-27 2011-04-19 Chevron Oronite Company Llc Lubricating oil additive composition and method of making the same
US7820605B2 (en) * 2006-10-27 2010-10-26 Chevron Oronite Company Llc Lubricating oil additive composition and method of making the same
US8999905B2 (en) 2010-10-25 2015-04-07 Afton Chemical Corporation Lubricant additive
JP2017507224A (ja) 2014-03-12 2017-03-16 ザ ルブリゾル コーポレイションＴｈｅ Ｌｕｂｒｉｚｏｌ Ｃｏｒｐｏｒａｔｉｏｎ 内燃エンジンを潤滑する方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4077893A (en) * 1977-05-11 1978-03-07 Shell Oil Company Star-shaped dispersant viscosity index improver
US4409120A (en) * 1981-12-21 1983-10-11 Shell Oil Company Process for forming oil-soluble product
CA1264880A (en) * 1984-07-06 1990-01-23 John Brooke Gardiner Viscosity index improver - dispersant additive useful in oil compositions
US4654050A (en) * 1985-01-18 1987-03-31 The Lubrizol Corporation Esters of carboxy-containing interpolymers
GB8502458D0 (en) * 1985-01-31 1985-03-06 Exxon Chemical Patents Inc Lubricating oil composition
GB8824037D0 (en) * 1988-10-13 1988-11-23 Shell Int Research Modified dispersant v i improver
GB9006557D0 (en) * 1990-03-23 1990-05-23 Ici Plc Polymers

Also Published As

Publication number Publication date
CN1055758A (zh) 1991-10-30
BR9101263A (pt) 1991-11-05
EP0449374A2 (en) 1991-10-02
JPH05287290A (ja) 1993-11-02
CA2039431A1 (en) 1991-10-01
KR0172450B1 (ko) 1999-03-20
DE69115534D1 (de) 1996-02-01
AU7396591A (en) 1991-10-03
RU2041238C1 (ru) 1995-08-09
AU637890B2 (en) 1993-06-10
JP2905611B2 (ja) 1999-06-14
DE69115534T2 (de) 1996-05-15
KR910016907A (ko) 1991-11-05
GB9007267D0 (en) 1990-05-30
EP0449374A3 (en) 1993-08-11
CN1029786C (zh) 1995-09-20
US5147570A (en) 1992-09-15
EP0449374B1 (en) 1995-12-20

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