Low temperature sealing of anodized aluminum

Details Low temperature sealing of anodized aluminum Low temperature sealing of anodized aluminum

1976-01-15

1977-08-30

Kendall, Ralph S.

Coating processes

With post-treatment of coating or coating material

Plural film forming coatings wherein one coating contains a...

427419A, 204 35N, 204 38A, 148 627, 148 624, 134 41, 156667, C25D 1124

Patent

active

040455998

ABSTRACT:
A method of forming a low temperature seal on anodized aluminum and removing sealing smudge therefrom comprises treating anodized aluminum with an aqueous sealing solution at a temperature of at least 140.degree. F. and containing 2 to 6 g/l of hydrolyzable metallic salt, 5 to 20 ml/l of an ethanolamine and 50 to 2000 mg/l soluble sulfate (SO.sub.4 .sup.=), and thereafter removing sealing smudge formed by this treatment with mineral acid.

REFERENCES:
patent: 3152970 (1964-10-01), Jensen
patent: 3365377 (1968-01-01), Michelsen
patent: 3791940 (1974-02-01), Alexander
patent: 3822156 (1975-07-01), Wallace
patent: 3897287 (1975-07-01), Meyer et al.

Affiliated with

Also associated with

Rating

Low temperature sealing of anodized aluminum does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Low temperature sealing of anodized aluminum, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Low temperature sealing of anodized aluminum will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-963109