| 摘要 |
Disclosed herein is an explosive of a water-in-oil emulsion type including an aqueous oxidizer solution, an oily material, an emulsifier and hollow microspheres, wherein the oily material forming the continuous phase of the emulsion comprises an oil component and at least one polymer selected from the group consisting of epoxy resin, unsaturated polyester resin, polybutene, polyisobutylene, petroleum resin, butadiene resin and ethylene vinyl acetate copolymer.
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