C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 5/10 (2006.01) B05D 7/00 (2006.01) C09D 5/08 (2006.01) C09D 183/02 (2006.01) C09D 183/04 (2006.01)
Patent
CA 2408683
A Chromium VI-free coating composition comprises a binder and a corrosion inhibitor in a solvent, wherein the binder comprises a silicate and an organic titanate, and the corrosion inhibitor comprises aluminium particles and zinc particles preferably flakes. The composition may also comprise an anti- corrosion additive which comprises a metal phosphate, a lubricant which comprises a polyolefin wax, and/or a thickener. The coating composition is useful for coating substrates such as nuts, bolts and other fasteners, door, bonnet and boot lock parts, hinges, door stoppers, window guides, seat belt components, brake rotors and drums, and other transportation industry related parts.
L'invention concerne une composition de revêtement sans chrome VI, qui comprend un liant et un inhibiteur de corrosion dans un solvant, le liant contenant un silicate et un titanate organique, et l'inhibiteur de corrosion contenant des particules d'aluminium et des particules de zinc, préférablement des flocons. Cette composition peut également comprendre un additif anticorrosion qui contient un phosphate de métal, un lubrifiant qui contient une cire de polyoléfine, et/ou un épaississant. Cette composition de revêtement est utile pour revêtir des substrats tels que verrous, boulons et autres attaches, portes, capots et parties de fermeture de coffre, guides de fenêtre, composants de ceinture de sécurité, disques et tambours de frein, ainsi que d'autres éléments liés à l'industrie des transports.
Clerici Vittorio
Wilhelmi Alexandra
Yamashita Jiro
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Dow Corning Corporation
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