A nickel-free phosphating process

Details A nickel-free phosphating process A nickel-free phosphating process

C - Chemistry, Metallurgy

23

C

C23C 22/08 (2006.01) C23C 22/12 (2006.01) C23C 22/18 (2006.01) C23C 22/22 (2006.01)

Patent

CA 2133455

2133455 9320259 PCTABS00027 The invention concerns a process for the manufacture of copper-containing nickel-free phosphate films, with a defined copper content and a defined phosphate-crystal edge length, on metal surfaces, using phosphatization solutions which, in addition to zinc, copper and phosphate ions, contain hydroxylammonium salts, hydroxylamine complexes and/or hydroxylamine as accelerators.

Affiliated with

Also associated with

Rating

A nickel-free phosphating process does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with A nickel-free phosphating process, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and A nickel-free phosphating process will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1996837