Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Patent
1987-08-12
1990-03-06
Shah, Mukund J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
540470, 540484, 540553, 540575, 544358, 544402, 544410, C07C 8506
Patent
active
049067826
ABSTRACT:
Ammonia and/or an alkyleneamine is reacted with an alkanolamine by using a miobium-containing substance as a catalyst to obtain an alkyleneamine having an increased number of alkylene units. The niobium-containing substance has a high activity and a high heat resistance, and is not or only slightly soluble in the water-containing reaction liquid.
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Hara Yasushi
Kumoi Sadakatsu
Tsutsumi Yukihiro
Shah Mukund J.
Shen Cecilia
Toyo Soda Manufacturing Co. Ltd.
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