Metal treatment – Process of modifying or maintaining internal physical... – Processes of coating utilizing a reactive composition which...
Patent
1990-04-09
1992-01-14
Silverberg, Sam
Metal treatment
Process of modifying or maintaining internal physical...
Processes of coating utilizing a reactive composition which...
148267, C23C 2224
Patent
active
050807331
ABSTRACT:
Chromate conversion coatings of improved corrosion resistance are produced through use of chromate conversion coating compositions containing alkane sulfonic acid.
REFERENCES:
patent: 2887418 (1959-05-01), Whitby
patent: 2998361 (1961-08-01), Kitamura
Eppensteiner, F. W. and Jenkins, M. R., "Chromate Conversion Coatings", pp. 433 et seq.; Metal Finishing Guidebook (1990).
MacDermid Incorporated
Silverberg Sam
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