SOLVENTLESS METHOD FOR PRODUCING DIALKYL FUMARATE/VINYL ACETATE COPOLYMER

Process for the bulk polymerization of vinyl acetate with a diester are disclosed which are carried out in the absence of a solvent and including reacting the vinyl acetate and fumaric acid diester with a peroxide catalyst at specified molar ratios and up to reaction temperatures of from 255 to 320...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KUREIGU UORESU GURIISON, CHIYUN KUN SHII, EDOMANDO HAABII BURAUN ZA SEKANDO
Format:	Patent
Sprache:	eng
Schlagworte:	ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE ORUNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL CHEMISTRY COMPOSITIONS BASED THEREON FIRELIGHTERS FUELS FUELS NOT OTHERWISE PROVIDED FOR LIQUEFIED PETROLEUM GAS LUBRICANTS LUBRICATING COMPOSITIONS MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY NATURAL GAS ORGANIC MACROMOLECULAR COMPOUNDS PEAT PETROLEUM, GAS OR COKE INDUSTRIES SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BYSUBCLASSES C10G, C10K TECHNICAL GASES CONTAINING CARBON MONOXIDE THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION
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Beschreibung
Zusammenfassung:	Process for the bulk polymerization of vinyl acetate with a diester are disclosed which are carried out in the absence of a solvent and including reacting the vinyl acetate and fumaric acid diester with a peroxide catalyst at specified molar ratios and up to reaction temperatures of from 255 to 320 DEG F to produce fumarate vinyl acetate copolymers having number average molecular weights below 50,000 for use as lubricating oil and fuel oil additives.