A Chromium-free conversion coating is prepared by the addition of inorganic salts to dispersions of conducting polymers which are then exposed to alloys of aluminum or other metals. Advantageously, the performance of our inventive coating is comparable to that of conventional Cr-based methods for a number of aluminum alloys having particular significance in the manufacture of aircraft.
申请公布号
WO2008094193(A2)
申请公布日期
2008.08.07
申请号
WO2007US16681
申请日期
2007.07.24
申请人
THE BOEING COMPANY;CANO-IRANZO, FRANCISCO, JESUS;IZAGIRRE-ETXEBERRIA, UXOA;ZUBILLAGA-ALCORTA, OIHANA;SANTA COLOMA-MOZO, PATRICIA