Method for retarding masonry efflorescence

Coating processes – With pretreatment of the base

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106 2, 427309, A23B 500, A23J 108

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active

044341938

ABSTRACT:
A method for retarding the efflorescence of masonry comprises applying to the masonry a coating consisting of a glycol such as polyethylene glycol in an acidic solution, having a pH of about 5.5, the solution being applied at the rate of about 100 sq. ft. per gallon.

REFERENCES:
patent: 3624243 (1970-02-01), Scott
patent: 3928654 (1975-12-01), Bonnanzio
patent: 4163079 (1979-07-01), Beafore
Chemical Abstracts 63: 7192b, 1965, Pedretti.
"Control and Removal of Efflorescence" Info. Series No. 4, 1977, NCMA-TEK, National Concrete Masonry Ass.
Chem. Abst. 90: 205,990c, Suzuki.

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