Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1986-03-31
1988-09-20
Shippen, Michael L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
C07C 51265
Patent
active
047727489
ABSTRACT:
Disclosed herein is a process for producing highly pure terephthalic acid which forms polyesters of a particularly favorable color tone, the process comprising the steps of
REFERENCES:
patent: 4286101 (1981-08-01), Hashizume et al.
Hashizume Hiroshi
Izumisawa Yoshiaki
Mitsubishi Chemical Industries Limited
Shippen Michael L.
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