Process for paint detackifying and sedimentation

Details Process for paint detackifying and sedimentation Process for paint detackifying and sedimentation

1989-05-16

1991-02-12

Lieberman, Paul

Compositions

Water-softening or purifying or scale-inhibiting agents

Plant or organic material containing

252145, 252144, 252147, 252DIG8, 134 38, 106404, 106407, C23D 1700, B08B 700, C11D 700

Patent

active

049921991

ABSTRACT:
A composition for use as a paint detackifying and sedimentation agent is disclosed, which includes 60 to 80% by weight of alumina Al.sub.2 O.sub.3) in pseudoboehmite or boehmite form, either in X-ray amorphous form or with a crystallite size of 20 to 150 A. The composition of the invention may include foam inhibitors, or other conventional additives. A process for use of the composition of the invention is also disclosed in which the composition is added as a 5-30% aqueous dispersion or in dry form to the circulating water of a paint spraying booth and used in a quantity of 1 to 10% by weight, based on 1 kg of the paint to be detackified.

REFERENCES:
patent: 3982955 (1976-09-01), Mansmann et al.
patent: 4010247 (1977-03-01), Wassermann et al.
patent: 4504395 (1985-03-01), Harpel et al.
patent: 4564464 (1986-01-01), Harpel et al.
patent: 4686047 (1987-08-01), Arots
patent: 4759855 (1988-07-01), Kaiser
patent: 4861491 (1989-08-01), Svennsson

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