Paint containing high levels of a pyrithione salt plus a copper

Details Paint containing high levels of a pyrithione salt plus a copper Paint containing high levels of a pyrithione salt plus a copper

1991-02-04

1991-10-15

Dixon, Jr., William R.

Compositions: coating or plastic

Coating or plastic compositions

Contains fireproofing or biocidal agent

106 16, 106 1834, 71 67, 514188, 514345, 514499, 514500, C09D 514

Patent

active

050571532

ABSTRACT:
This invention relates to an improved paint or paint base composition characterized by enhanced biocidal efficacy. The paint or paint base composition is essentially free of tin, lead, and vanadium and contains a biocide comprising pyrithione salt and a copper salt. The pyrithione salt is present in the paint in an amount of between about 5% and about 50%, and the copper salt is present in an amount of between about 5% and about 50%, the total amount of biocide being between about 10% and about 75%, based upon the total weight of the paint composition.

REFERENCES:
patent: 3615744 (1971-10-01), Yokoo et al.
patent: 4039312 (1977-08-01), Patru
patent: 4581351 (1986-04-01), Berke et al.
patent: 4918147 (1990-04-01), Yamamori et al.

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