HIGH-PRESSURE RADICAL ETHYLENE POLYMERIZATION PROCESS IN WHICH ETHYLENE IS POLYMERIZED WITH A SPECIFIC POLYUNSATURATED OLEFIN GRADE

The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin comprising at least 6 carbon atoms and at least two non-conjugated double bonds of which at least one is terminal, characterized in that a polyunsat...

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Main Authors VOIGT, BJORN, HJERTBERG, THOMAS, SULTAN, BERNT-AKE, BERGQVIST, MATTIAS, UEMATSU, TAKASHI
Format Patent
LanguageEnglish
French
Published 20.09.2016
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Abstract The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin comprising at least 6 carbon atoms and at least two non-conjugated double bonds of which at least one is terminal, characterized in that a polyunsaturated olefin grade is used as a starting material which yields a percentage of less than 6.3 % in the zero conversion test or which has a decomposition temperature as measured by DSC of 130 °C or more. La présente invention concerne un procédé de polymérisation radicalaire d'éthylène sous haute pression dans lequel l'éthylène est polymérisé avec une oléfine polyinsaturée comprenant au moins 6 atomes de carbone et au moins deux doubles liaisons non conjuguées dont au moins une est terminale, caractérisé en ce qu'une qualité d'oléfine polyinsaturée est utilisée en tant que matériau de départ qui conduit à un pourcentage de moins de 6,3% dans le test de conversion zéro ou qui a une température de décomposition telle que mesurée par DSC de 130°C ou plus.
AbstractList The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin comprising at least 6 carbon atoms and at least two non-conjugated double bonds of which at least one is terminal, characterized in that a polyunsaturated olefin grade is used as a starting material which yields a percentage of less than 6.3 % in the zero conversion test or which has a decomposition temperature as measured by DSC of 130 °C or more. La présente invention concerne un procédé de polymérisation radicalaire d'éthylène sous haute pression dans lequel l'éthylène est polymérisé avec une oléfine polyinsaturée comprenant au moins 6 atomes de carbone et au moins deux doubles liaisons non conjuguées dont au moins une est terminale, caractérisé en ce qu'une qualité d'oléfine polyinsaturée est utilisée en tant que matériau de départ qui conduit à un pourcentage de moins de 6,3% dans le test de conversion zéro ou qui a une température de décomposition telle que mesurée par DSC de 130°C ou plus.
Author VOIGT, BJORN
UEMATSU, TAKASHI
HJERTBERG, THOMAS
SULTAN, BERNT-AKE
BERGQVIST, MATTIAS
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DocumentTitleAlternate PROCEDE DE POLYMERISATION RADICALAIRE D'ETHYLENE SOUS HAUTE PRESSION DANS LEQUEL L'ETHYLENE EST POLYMERISE AVEC UNE QUALITE D'OLEFINE POLYINSATUREE SPECIFIQUE
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Snippet The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin...
SourceID epo
SourceType Open Access Repository
SubjectTerms CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
Title HIGH-PRESSURE RADICAL ETHYLENE POLYMERIZATION PROCESS IN WHICH ETHYLENE IS POLYMERIZED WITH A SPECIFIC POLYUNSATURATED OLEFIN GRADE
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