Chemical milling solution for reduced hydrogen absorption

Adhesive bonding and miscellaneous chemical manufacture – Delaminating processes adapted for specified product – Delaminating in preparation for post processing recycling step

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Details

156654, 252 793, 252 794, B44C 122, C73F 100

Patent

active

052175693

ABSTRACT:
A solution is described for the chemical processing of beta phase-containing titanium alloys. The solution contains HNO.sub.3 and HF, along with a small but effective amount of copper, ruthenium, rhodium, palladium, osmium, iridium, platinum or gold to reduce hydrogen absorption, ammonium formate and citric acid to increase the milling rate, and a surfactant to ensure a satisfactory milled surface.

REFERENCES:
patent: 5102499 (1992-04-01), Jodgens

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