FIELD: chemistry.
SUBSTANCE: invention provides a method of producing microcapsules by non-solvent addition, characterised by that the nucleus of the microcapsules is triazine pesticides and the shell is polyvinyl alcohol, which is deposited from an aqueous solution by adding, as the non-solvent at the beginning, a first precipitant - 5% acetic acid solution in acetone, and then acetone as a second precipitant at 25°C.
EFFECT: simpler and faster process of producing microcapsules of a preparation in water-soluble polymers and higher mass output.
3 ex
Title | Year | Author | Number |
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METHOD OF PRODUCING MICROCAPSULES OF HETEROCYCLIC COMPOUNDS OF TRIAZINE SERIES | 2013 |
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RU2552932C2 |
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RU2537251C1 |
METHOD OF OBTAINING MICROCAPSULES OF HETEROCYCLIC COMPOUNDS OF TRIAZINE SERIES | 2012 |
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RU2540431C2 |
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Authors
Dates
2015-06-10—Published
2014-03-03—Filed