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1. BRPI9804377 - Aditivos de copolìmeros de olefinas funcionalizados.

Office Brazil
Application Number 9804377-3
Application Date 15.10.1998
Publication Number PI9804377
Publication Date 04.07.2000
Publication Kind A
IPC
C10L 1/192
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR  C10K111; LIQUEFIED PETROLEUM GAS;  USE OF ADDITIVES TO FUELS OR FIRES;  FIRE-LIGHTERS
1Liquid carbonaceous fuels
10containing additives
14Organic compounds
18containing oxygen
192Macromolecular compounds
C08F 8/00
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8Chemical modification by after-treatment
C08F 8/14
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8Chemical modification by after-treatment
14Esterification
C08F 8/32
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8Chemical modification by after-treatment
30Introducing nitrogen atoms or nitrogen-containing groups
32by reaction with amines
C08F 8/34
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8Chemical modification by after-treatment
34Introducing sulfur atoms or sulfur-containing groups
C08F 8/46
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8Chemical modification by after-treatment
46Reaction with unsaturated dicarboxylic acids or anhydrides thereof, e.g. maleinisation
Applicants ETHYL CORP
Inventors ESCHE CARL KURT JR
ROLLIN ANTHONY J
DEVLIN MARK THOMAS
Priority Data 08950871 15.10.1997 US
Title
(PT) Aditivos de copolìmeros de olefinas funcionalizados.
Abstract
(PT)
Patente de Invenção: "ADITIVOS DE COPOLìMEROS DE OLEFINAS FUNCIONALIZADOS". A presente invenção refere-se a um novo aditivo de combustível e lubrificante multifuncional que proporciona propriedades de capacidade de dispersão bem como crédito de incrementador de índice de viscosidade, maior economia de combustível e propriedades viscométricas a baixa temperatura. A invenção também se refere a concentrados, composições de combustível e óleo lubrificante que contêm o dito aditivo.

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