Process for the treatment by chemical conversion of...

Details Process for the treatment by chemical conversion of... Process for the treatment by chemical conversion of...

C - Chemistry, Metallurgy

23

C

148/17

C23C 22/12 (2006.01) C23C 22/08 (2006.01) C23C 22/17 (2006.01)

Patent

CA 1259549

14 ABSTRACT PROCESS FOR THE TREATMENT BY CHEMICAL CONVERSION OF SUBSTRATES OF ZINC OR OF ONE OF ITS ALLOYS, CONCENTRATE AND BATH USED FOR PERFORMING THIS PROCESS Process for the treatment by chemical conversion, within very short spaces of time of substrates of zinc or of one of its alloys especially of continuously zinc coated steel coils, wherein the bath employed in the phosphatization step proper comprises, besides the conventional constituents, a proportion of 0.3 to 2 g/l of Fe2+ ions, this bath comprising also from 0.2 to 1.5 g/l, preferably from 0.2 to 1.2 g/l of Zn ions and from 0.3 to 2 g/l, preferably from 0.3 to 1.2 g/l of Ni ions, the weight ratios Image being comprised between 0.1 and 5, these ratios being preferably comprised respectively between 0.4 and 2 and between 0.25 and 4.

488745

Affiliated with

Also associated with

Rating

Process for the treatment by chemical conversion of... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the treatment by chemical conversion of..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the treatment by chemical conversion of... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1332316