Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1987-11-19
1989-04-25
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C07C 6952
Patent
active
048249980
ABSTRACT:
A process for producing methacrylic acid which comprises reacting methacrylic acid and isobutylene in the presence of a sulfonic acid group-containing ion exchange resin by a continuous process while controlling the reaction at a reaction temperature of -20.degree. C. to +20.degree. C. so as to fulfil the following relation:
REFERENCES:
patent: 2636049 (1953-04-01), Crawford
patent: 3262993 (1966-07-01), Hagemeyer et al.
patent: 3875212 (1975-04-01), Ohsui et al.
Oda, Y et al., Hydrocarbon Process 54(10) 115-17, 1975.
Inoue Kazutaka
Kobayashi Masao
Sato Toshihiro
Killos Paul J.
Mitsubishi Rayon Co. Ltd.
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