POLYOLEFIN MOLDING COMPOUND CONTACTING WITH EXTRACTABLE MEDIUM FOR LONG TIME
A polyolefin moulding composition which has excellent chemical stability on long-term contact with extracting media contains, as stabilisers, a symmetrical triaryl phosphite and an ester of 3,3-bis(3'-t-butyl-4'-hydroxyphenyl)butanoic acid.
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A polyolefin moulding composition which has excellent chemical stability on long-term contact with extracting media contains, as stabilisers, a symmetrical triaryl phosphite and an ester of 3,3-bis(3'-t-butyl-4'-hydroxyphenyl)butanoic acid. |
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