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Home › Compositions prepared from hydrocarbyl substituted nitrogen-containing aromatic heterocyclic compounds, an aldehyde and/or ketone and an amine

Compositions prepared from hydrocarbyl substituted nitrogen-containing aromatic heterocyclic compounds, an aldehyde and/or ketone and an amine

US Patent 4871848 · Granted Oct 3, 1989

Estimated economic value: $6,005,000 ⓘ

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