Use of benzazoles as corrosion inhibitors

Details Use of benzazoles as corrosion inhibitors Use of benzazoles as corrosion inhibitors

1978-08-09

1980-11-25

Richman, Barry S.

Chemical apparatus and process disinfecting, deodorizing, preser

Process disinfecting, preserving, deodorizing, or sterilizing

Maintaining environment nondestructive to metal

252 855E, 252390, 252392, 252391, 422 12, 422 14, 422 16, 427435, C23F 1104, C23F 1114, C23F 1116

Patent

active

042358388

ABSTRACT:
Benzazoles of the general formula ##STR1## and derivatives thereof; where X=O, S, NH and n is a number, for example 3-12 or greater, such as 3-5 or greater, and R is a substituted group, for example, a hydrocarbon or substituted hydrocarbon group, such as alkyl, etc. and n' is a number 0-3 or greater; and to use for such benzazoles as corrosion inhibitors.

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patent: 2819284 (1958-01-01), Shem
patent: 2877188 (1959-03-01), Liddell
patent: 2963433 (1960-12-01), Little et al.
patent: 3252914 (1966-05-01), Braunwarth et al.
patent: 3450646 (1969-06-01), Annand et al.
patent: 3778376 (1973-12-01), Herber
patent: 3872096 (1975-03-01), Witte et al.
patent: 3920678 (1975-11-01), Butula
patent: 4000079 (1976-12-01), Rasp et al.
patent: 4098720 (1978-07-01), Hwa

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