A process for use in a phosphate ore beneficiation process to minimize the long-term environmental impact of the use of petroleum based hydrocarbon materials mixed with fatty acid based primary floatation reagents for froth flotation in the flotation of phosphate ores, wherein the process comprises substituting the petroleum based hydrocarbon materials with methyl and/or ethyl esters of fatty acids.

 
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< Pigment dispersants based on diketopyrrolopyrrole compounds and pigment preparations

> Propylene-based polymer

> Toner and image-forming system

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