ES2124868T3 - Modificadores mezclados de la viscosidad multifuncionales a base de copolimeros de etileno y alfa-olefinas utiles en composiciones de aceites lubricantes. - Google Patents

Modificadores mezclados de la viscosidad multifuncionales a base de copolimeros de etileno y alfa-olefinas utiles en composiciones de aceites lubricantes.

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Publication number
ES2124868T3
ES2124868T3 ES94903420T ES94903420T ES2124868T3 ES 2124868 T3 ES2124868 T3 ES 2124868T3 ES 94903420 T ES94903420 T ES 94903420T ES 94903420 T ES94903420 T ES 94903420T ES 2124868 T3 ES2124868 T3 ES 2124868T3
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Prior art keywords
alpha
viscosity modifiers
lubricating oil
ethylene copolymers
oil compositions
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Expired - Lifetime
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ES94903420T
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English (en)
Inventor
David Yen-Lung Chung
Paul Brice
Steven James Searis
Mark Joseph Struglinski
John Brooke Gardiner
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ExxonMobil Chemical Patents Inc
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Exxon Chemical Patents Inc
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    • C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
    • C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
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    • C10N2040/00—Specified use or application for which the lubricating composition is intended
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    • C10N2040/00—Specified use or application for which the lubricating composition is intended
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Abstract

EL PRESENTE INVENTO SE REFIERE A NUEVOS MODIFICANTES DE VISCOSIDAD MULTIFUNCIONALES QUE CONTIENEN UNA MEZCLA DE COPOLIMEROS OLEFINO ALFA-ETILENO DERIVADOS, A Y B. DICHO COPOLIMERO A CONTIENE ALREDEDOR DE 30 A 60 POR CIENTO DEL PESO DE UNIDADES MONOMERAS DERIVADAS DE ETILENO, Y DICHO COPOLIMERO B CONTIENE ALREDEDOR DE 60 A 80 POR CIENTO DEL PESO DE UNIDADES DERIVADAS DE ETILENO.
ES94903420T 1992-12-11 1993-12-03 Modificadores mezclados de la viscosidad multifuncionales a base de copolimeros de etileno y alfa-olefinas utiles en composiciones de aceites lubricantes. Expired - Lifetime ES2124868T3 (es)

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US07/989,418 US5427702A (en) 1992-12-11 1992-12-11 Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions
PCT/US1993/011727 WO1994013763A1 (en) 1992-12-11 1993-12-03 Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions

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ES2124868T3 true ES2124868T3 (es) 1999-02-16

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DE69321485D1 (de) 1998-11-12
HUT72721A (en) 1996-05-28
JPH08506599A (ja) 1996-07-16
HU214353B (hu) 1998-03-30
DE69321485T4 (de) 1999-06-10
EP0673407A1 (en) 1995-09-27
SK281774B6 (sk) 2001-07-10
FI952849A7 (fi) 1995-06-09
CZ137195A3 (en) 1996-04-17
EP0673407B1 (en) 1998-10-07
CN1033519C (zh) 1996-12-11
PL309343A1 (en) 1995-10-02
RU2103333C1 (ru) 1998-01-27
CA2150801A1 (en) 1994-06-23
ATE171981T1 (de) 1998-10-15
HU9501684D0 (en) 1995-08-28
CA2150801C (en) 2005-02-08
NO311040B1 (no) 2001-10-01
FI952849A0 (fi) 1995-06-09
AU669257B2 (en) 1996-05-30
NO952268L (no) 1995-08-02
SG52636A1 (en) 1998-09-28
US5427702A (en) 1995-06-27
MX9307766A (es) 1994-06-30
NO952268D0 (no) 1995-06-08
RU95121940A (ru) 1997-06-10
FI952849L (fi) 1995-06-09
UA46703C2 (uk) 2002-06-17
WO1994013763A1 (en) 1994-06-23
BR9307616A (pt) 1999-06-15
SK67995A3 (en) 1995-11-08
TW316269B (es) 1997-09-21
KR100201219B1 (ko) 1999-06-15
PL175423B1 (pl) 1998-12-31
DE69321485T2 (de) 1999-03-18
US5744429A (en) 1998-04-28
AU5737694A (en) 1994-07-04
CN1089300A (zh) 1994-07-13
KR950704455A (ko) 1995-11-20
JP3616092B2 (ja) 2005-02-02

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