Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1998-02-12
2000-02-22
Nazario-Gonzalez, Porfirio
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
208 48AA, 252383, 25240023, 560 77, 560 80, 560 99, 562490, C07C 6976, C10G 916, A23L 100, C09K 1532
Patent
active
060282118
ABSTRACT:
Methods for reducing the fouling of process equipment used in the manufacture of aromatic compounds such as dimethyl-2,6-naphthalenedicarboxylate are disclosed. The methods require treating manufacturing process streams with a metal complexing agent. Novel compositions useful in the manufacture of aromatic materials such as dimethyl-2,6-naphthalenedicarboxylate also are disclosed.
REFERENCES:
patent: 3492219 (1970-01-01), Miller
patent: 4024051 (1977-05-01), Shell et al.
patent: 4927519 (1990-05-01), Forester
Behrens Paul K.
Holzhauer Juergen K.
Mossman Allen B.
Young David A.
BP Amoco Corporation
Hensley Stephen L.
McDonald Scott P.
Nazario-Gonzalez Porfirio
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