Ici Australia Operations Proprietary Limited

David Yates

Ross Sanders

Margaret J Snare

Andrew Bates

Stuart Dack

An emulsion explosive composition comprising a discontinuous phase comprising an oxygen-releasing salt, a continuous water-immiscible organic phase and an emulsifier component comprising a condensation product of a primary amine and a poly[alk(en)yl]succinic acid or anhydride and wherein the condensation product comprises at least 70% by weight succinimide product.

Emulsion explosive composition containing a condensation product

A water-in-oil emulsion explosive composition comprising: a discontinuous aqueous oxidizer-phase comprising dissolved therein an oxygen releasing salt component comprising ammonium nitrate; a continuous organic-phase comprising an organic fuel; and an emulsifying agent and characterized in that the oxygen-releasing salt component comprises at least one modifier selected from compounds of elements selected from the group consisting of aluminium, iron and silicon and wherein the oxidizer-phase comprises dissolved therein at least one polycarboxylate compound selected from polycarboxylic acids and salts thereof.

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East Brunswick, Australia

David Yates