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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Format | Patent |
Language | English 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. |
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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... |
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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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