Abrégé

A chemical pickling and fixing agent for the tanning industry, with a composition of formic acid (0-5% w/w), halogenated acetic acid derivatives (0-30% w/w), aluminium salts (0-5% w/w) and water up to 100% w/w, for use in the tanning and retanning treatment in order to minimise the environmental impact of chemical agent waste effluents. The compounds in said composition may vary, with the addition of different percentages of arylsulfonic acid, malic acid (L-hydroxybutanoic acid) and glycolic acid (hydroxyacetic acid).

Classes IPC  ?

• C14C 1/00 - Traitement des peaux ou cuirs avec des produits chimiques, des enzymes ou des micro-organismes avant le tannage
• C14C 3/02 - Tannage chimique