Sulfonic acid-type catalysts useful in, for example, esterificat

Details Sulfonic acid-type catalysts useful in, for example, esterificat Sulfonic acid-type catalysts useful in, for example, esterificat

1975-03-17

1976-08-24

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252426, 260468R, 260486R, B01J 2702

Patent

active

039765954

ABSTRACT:
Sulfonic acid catalysts useful in, for example, esterification reactions and which contain an admixture of any of several phosphorus compounds including specifically ortho-phosphoric acid are much less corrosive toward metal processing equipment than are sulfonic acid catalysts without the phosphoric admixture.

REFERENCES:
patent: 2090905 (1937-08-01), Stevens et al.
patent: 2816887 (1957-12-01), Lamborn
patent: 3134818 (1964-05-01), Farah et al.

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