MX174167B - Proceso para la preparacion de un copolimero y producto resultante - Google Patents

Proceso para la preparacion de un copolimero y producto resultante

Info

Publication number
MX174167B
MX174167B MX011578A MX1157888A MX174167B MX 174167 B MX174167 B MX 174167B MX 011578 A MX011578 A MX 011578A MX 1157888 A MX1157888 A MX 1157888A MX 174167 B MX174167 B MX 174167B
Authority
MX
Mexico
Prior art keywords
copolymer
weight percent
segment
ethylene
chain
Prior art date
Application number
MX011578A
Other languages
English (en)
Other versions
MX11578A (es
Inventor
John Eric Johnston
Roger Karl West
Gary William Ver State
Ricardo Alfredo Bloch
Mark Joseph Struglinski
Original Assignee
Exxon Chemical Patents Inc
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 Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Publication of MX11578A publication Critical patent/MX11578A/es
Publication of MX174167B publication Critical patent/MX174167B/es

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
    • C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
    • C10M143/02—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
    • 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/022—Ethene
    • 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/10—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing cycloaliphatic monomers
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Lubricants (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Sealing Material Composition (AREA)

Abstract

La presente invención se refiere a copolímero de etileno y por lo menos un otro monómero de alfa-olefina y dicho copolímero comrpende cadenas de copolímero intramolecularmente heterogeneas que contienen por lo menos un segmento cristalizable de unidades de metileno y por lo menos un segmento de copolímero de etileno-alfa-olefina, de baja cristalinidad, en que dicho segmento cristalizable comprende por lo menos alrededor de 10 por ciento en peso de dicha cadena de copolíemro y tiene un contenido de etileno promedio de por lo menos alrededor de 57 por ciento en peso, en que dicho segmento de baja cristalinidad tiene un contenido de etileno promedio no mayor de alrededor de 53 por ciento en peso, en que dicho copolimero tiene una distribución de peso molecular que se caracteriza por lo menos por una relación de Mp/Mn menor de 2.8 y una relación de Mz/Mp menor de 1.8 en que por lo menos dos porciones de una cadena intramolecularmente heterogenea individual, en que cada porción comprende por lo menos 5 por ciento en peso de dicha cadena, difieren en composición una de la otra en por lo menos 7 por ciento en peso de etileno.
MX011578A 1987-07-13 1988-05-20 Proceso para la preparacion de un copolimero y producto resultante MX174167B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/072,825 US4804794A (en) 1987-07-13 1987-07-13 Viscosity modifier polymers

Publications (2)

Publication Number Publication Date
MX11578A MX11578A (es) 1993-06-01
MX174167B true MX174167B (es) 1994-04-26

Family

ID=22109976

Family Applications (1)

Application Number Title Priority Date Filing Date
MX011578A MX174167B (es) 1987-07-13 1988-05-20 Proceso para la preparacion de un copolimero y producto resultante

Country Status (13)

Country Link
US (2) US4804794A (es)
EP (1) EP0299608B1 (es)
JP (1) JP2819131B2 (es)
AR (1) AR246281A1 (es)
AU (1) AU604319B2 (es)
BR (1) BR8802517A (es)
CA (1) CA1300775C (es)
DE (1) DE3882838T2 (es)
DK (1) DK266888A (es)
ES (1) ES2058278T3 (es)
FI (1) FI95581C (es)
MX (1) MX174167B (es)
NO (1) NO171986C (es)

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Also Published As

Publication number Publication date
AU1643288A (en) 1989-01-19
NO171986C (no) 1993-05-26
FI95581C (fi) 1996-02-26
NO882161D0 (no) 1988-05-18
FI882315A0 (fi) 1988-05-17
MX11578A (es) 1993-06-01
DE3882838T2 (de) 1993-11-11
JPH01207309A (ja) 1989-08-21
ES2058278T3 (es) 1994-11-01
EP0299608B1 (en) 1993-08-04
AR246281A1 (es) 1994-07-29
AU604319B2 (en) 1990-12-13
DE3882838D1 (de) 1993-09-09
CA1300775C (en) 1992-05-12
US4900461A (en) 1990-02-13
JP2819131B2 (ja) 1998-10-30
DK266888A (da) 1989-01-14
NO882161L (no) 1989-01-16
US4804794A (en) 1989-02-14
NO171986B (no) 1993-02-15
DK266888D0 (da) 1988-05-16
EP0299608A1 (en) 1989-01-18
FI882315A (fi) 1989-01-14
BR8802517A (pt) 1989-01-17
FI95581B (fi) 1995-11-15

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