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Home › Polypropylene stabilizing anti-oxidant 2,3-dihydrobenz-4-oxa-1-thiin derivatives, compositions and method of use therefor

Polypropylene stabilizing anti-oxidant 2,3-dihydrobenz-4-oxa-1-thiin derivatives, compositions and method of use therefor

US Patent 4621109 · Granted Nov 4, 1986

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