Process for reducing the odour of polyester resins, and the use thereof

Process for reducing the odour of polyester resins, and the use thereof

A process for reducing the odour of polyester resins caused by undesired by-products, in which the liquid polyester resins are mixed with water, and the water is removed with warming under reduced pressure. The invention also relates to the use of the polyester resins treated in this way in the prod...

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Hauptverfasser: HEINRICH,SIEGFRIED, STUEBEN,JOHANNES, LILIENBECK,KLEMENS
Format: Patent
Sprache:eng ; ger
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CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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creator HEINRICH,SIEGFRIED
STUEBEN,JOHANNES
LILIENBECK,KLEMENS
description A process for reducing the odour of polyester resins caused by undesired by-products, in which the liquid polyester resins are mixed with water, and the water is removed with warming under reduced pressure. The invention also relates to the use of the polyester resins treated in this way in the production of packaging for foodstuffs.
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subjects CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
title Process for reducing the odour of polyester resins, and the use thereof
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