Formulation for extrudable vinylidene chloride copolymers having high barrier properties

The present invention is a formulated barrier composition containing tetrasodium pyrophosphate or magnesium hydroxide, high density polyethylene, epoxidzed vegetable oil, oxidized polyolefin and a paraffin or polyolefin wax. The composition has a substantially lower oxygen permeability than existing...

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Bibliographic Details
Main Authors NAUMOVITZ; JOHN A, BETSO; STEPHEN R, HALL; MARK J, JENKINS; STEVEN R
Format Patent
LanguageEnglish
Published 26.03.1991
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:The present invention is a formulated barrier composition containing tetrasodium pyrophosphate or magnesium hydroxide, high density polyethylene, epoxidzed vegetable oil, oxidized polyolefin and a paraffin or polyolefin wax. The composition has a substantially lower oxygen permeability than existing compositions and is at least equally extrudable.
Bibliography:Application Number: US19890402003