Stock material or miscellaneous articles – Composite – Of metal
Patent
1993-09-29
1996-05-07
Robinson, Ellis P.
Stock material or miscellaneous articles
Composite
Of metal
428470, 428472, 4284721, 4284722, 4284723, 428704, 106 1411, 106 1412, 106 1421, 165133, 165905, B32B 1504
Patent
active
055144780
ABSTRACT:
A nonabrasive, corrosion-resistant, hydrophilic coating on aluminum sheet such as fin stock, produced by applying to the sheet surface a coating material containing, in an aqueous vehicle, effective amounts of nitrilotrismethylenetriphosphonic acid, phosphoric acid, and borate material of the group consisting of zinc borate and sodium borate, and essentially free of silica, alumina and precursors thereof, and heating the surface to establish the coating thereon. The coating formulation may also contains up to about 1 wt. % of polyacrylic acid and a surfactant to aid in application.
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6001 Chemical Abstracts vol. 104, No. 4, Jan. 1986 p. 232, Abstract 104:23178u.
Alcan International Limited
Robinson Ellis P.
Speer Timothy M.
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