METHOD FOR DISPERSING WATER-INSOLUBLE SUBSTANCE IN AQUEOUS SOLVENT, AND METHOD FOR EXPOSING WATER-INSOLUBLE SUBSTANCE TO AQUATIC ORGANISM
To provide a novel technique for dispersing a water-insoluble substance or exposing the water-insoluble substance to an aquatic organism.SOLUTION: The present invention provides a method for dispersing a water-insoluble substance in an aqueous solvent or a method for exposing the water-insoluble sub...
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| Format: | Patent |
| Sprache: | eng ; jpn |
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| Zusammenfassung: | To provide a novel technique for dispersing a water-insoluble substance or exposing the water-insoluble substance to an aquatic organism.SOLUTION: The present invention provides a method for dispersing a water-insoluble substance in an aqueous solvent or a method for exposing the water-insoluble substance to an aquatic organism, including a preparation step for preparing an oil-in-water emulsion composition that includes (A) at least one selected from polyoxyethylene hydrogenated castor oils with an HLB of 10-15 and (B) at least one selected from polyoxyethylene sorbitol fatty acid esters with an HLB of 10-15, and (C) a water-insoluble substance, and a dispersion step for dispersing the oil-in-water emulsion composition in an aqueous solvent.SELECTED DRAWING: None
【課題】難水溶性物質を、分散又は水生生物に曝露させる新規な技術を提供すること。【解決手段】本技術では、（Ａ）ＨＬＢ１０～１５のポリオキシエチレン硬化ヒマシ油から選ばれる１種又は２種以上と、（Ｂ）ＨＬＢ１０～１５のポリオキシエチレンソルビット脂肪酸エステルから選ばれる１種又は２種以上と、（Ｃ）難水溶性物質と、を含有する水中油型乳化組成物を調製する調製工程と、前記水中油型乳化組成物を水性溶媒中に分散させる分散工程と、を行う、難水溶性物質の水性溶媒中への分散方法、及び水生生物に対する難水溶性物質の曝露方法を提供する。【選択図】なし |
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