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METHOD FOR PRODUCING MICROCAPSULES FROM WATER-SOLUBLE POLYVINYL ALCOHOL CONTAINING LIQUID, WATER-INSOLUBLE FILLING MATERIAL
METHOD FOR PRODUCING MICROCAPSULES FROM WATER-SOLUBLE POLYVINYL ALCOHOL CONTAINING LIQUID, WATER-INSOLUBLE FILLING MATERIAL
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机译:由包含液体的水溶性聚乙烯醇,水不溶性填充材料制备微胶囊的方法
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摘要
Microcapsules having a shell consisting of water-soluble polyvinyl alcohol and containing a liquid, water-in-soluble material are obtained by dispersing a liquid, water-insoluble phase of a substance, substance mixture or substance solution in an aqueous phase of polyvinyl alcohol obtained by partial hydrolysis of polyvinyl acetate and having a degree of hydrolysis of from 72 to 99 mol % and dehydrating the dispersion to obtain the capsules in powder form.
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