Process for producing polyamines
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United States of America Patent
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Jul 4, 1989
Issued Date -
N/A
app pub date -
Dec 30, 1987
filing date -
Aug 2, 1983
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Expired
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Abstract
Process for producing polyamines by a catalytic reduction reaction of a cyanoethylated N-(2-aminoethyl)piperazine and cyanoethylated compounds of polyamines containing 4 or more amino groups in the molecule.
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