Water repellent aqueous wood concentrates

Details Water repellent aqueous wood concentrates Water repellent aqueous wood concentrates

1980-03-27

1981-01-27

Hayes, Lorenzo B.

Compositions: coating or plastic

Coating or plastic compositions

Coating repellent

106 1505, 106 1834, 424137, 424140, 427440, C09K 318

Patent

active

042473292

ABSTRACT:
Stable chromated copper arsenate Type B wood preserving concentrates comprising a chromium additive, a copper additive and an arsenic additive with a total of from 5 to 45% oxides and sulfamic acid wherein said copper additive is present in an amount greater than will react with said chromium additive and said sulfamic acid is present in an amount that will inhibit the reaction of the excess copper additive with said arsenic additive.

REFERENCES:
patent: 3832463 (1974-08-01), Nicholson
patent: 3957494 (1976-05-01), Oberley
patent: 4103000 (1978-07-01), Hartford

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