Methods and compositions for inhibiting the polymerization of dichlorobutene
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United States of America Patent
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Jul 23, 1996
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N/A
app pub date -
Jan 17, 1995
filing date -
Jan 17, 1995
priority date (Note) -
Expired
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Abstract
Methods and compositions for inhibiting the polymerization of crude dichlorobutene during its processing are disclosed. The methods comprise adding an effective polymerization inhibiting amount of a composition of a hydroxylamine compound and a metal deactivator compound to the dichlorobutene. The preferred hydroxylamine compound is bis-(2-hydroxypropyl)hydroxylamine and the preferred metal deactivator compound is a Mannich reaction product.
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