METHOD FOR PURIFICATION OF A BIPHENOL TETRAACID COMPOSITION AND A BIPHENOL TETRAACID COMPOSITION
A method for purification of a biphenol tetraacid composition includes contacting the biphenol tetraacid composition with a solvent including a C1-6 alcohol to form a slurry and isolating the purified biphenol tetraacid from the slurry. The biphenol tetraacid composition includes a biphenol tetraaci...
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Main Authors | , |
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Format | Patent |
Language | English French German |
Published |
08.12.2021
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Subjects | |
Online Access | Get full text |
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Summary: | A method for purification of a biphenol tetraacid composition includes contacting the biphenol tetraacid composition with a solvent including a C1-6 alcohol to form a slurry and isolating the purified biphenol tetraacid from the slurry. The biphenol tetraacid composition includes a biphenol tetraacid and a biphenol. A purified biphenol tetraacid composition is also described. |
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Bibliography: | Application Number: EP20200705879 |