Treatment of zinc surfaces

Details Treatment of zinc surfaces Treatment of zinc surfaces

1977-08-25

1978-07-18

Kellogg, Arthur D.

Cleaning and liquid contact with solids

Processes

For metallic, siliceous, or calcareous basework, including...

134 3, 134 41, 252149, C03C 2300

Patent

active

041013395

ABSTRACT:
An improved chromium-free zinc surface treatment provides for contacting the surface with an aqueous solution of a thiourea compound and a vegetable tannin at a pH value of from 2 to 6.5. Corrosion resistance and paint receptivity of the surface are enhanced.

REFERENCES:
patent: 2050355 (1936-08-01), McCollam et al.
patent: 2959555 (1960-11-01), Martin et al.
patent: 3294695 (1966-12-01), Tippett
patent: 3468804 (1969-09-01), Perry

Affiliated with

Also associated with

Rating

Treatment of zinc surfaces does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Treatment of zinc surfaces, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Treatment of zinc surfaces will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-337147