SURFACE CONDITIONING TREATMENT

PURPOSE:To prevent the coarsening of colloid as well as to stabilize conditioning effect by bringing a body to be treated into contact with a treating soln. contg. a Ti colloid-based surface conditioning agent while allowing the treating soln. to flow under shear when the body is pretreated with the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHIROGANE YOSHIJI, TAKAGI SHINJI, KOZUKA NORIO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:To prevent the coarsening of colloid as well as to stabilize conditioning effect by bringing a body to be treated into contact with a treating soln. contg. a Ti colloid-based surface conditioning agent while allowing the treating soln. to flow under shear when the body is pretreated with the treating soln. CONSTITUTION:When a body to be treated is pretreated with a treating soln. contg. a Ti colloid-based surface conditioning agent before phosphating, the body is brought into contact with the treating soln. while allowing the treating soln. to flow under shear with a circulating and stirring means fitted with a pump having 800-3,500l/min ejecting ability.