Agent for dressing of phosphate ore.

摘要

The invention relates to a flotation agent for phosphate ore, comprising a fatty acid as collector and alkoxylated alkylphenols as dispersing agents, characterized in that the alkylphenols are composed ofa) 8 to 20% by weight of one or more dialkylphenols having alkyl radicals from 8 to 12 carbon atomsb) 80 to 92% by weight of one or more monoalkylphenols having alkyl radicals from 8 to 12 carbon atoms, which have been alkoxylated with 2 to 6 mol of ethylene oxide.