METHOD OF PREPARING MICROCAPSULES WITH HYDROPHOBIC ORGANIC SOLVENT Russian patent published in 1998 - IPC

Abstract RU 2109559 C1

FIELD: microencapsulation technique. SUBSTANCE: invention relates to microencapsulation of organic solvents and solutions of coloration components, medical, and pharmaceutical preparations. Shell of microcapsule is formed from mutually penetrating lattices based on melamine-formaldehyde resin structured by ammonium salt of butyl acrylate/methacrylic acid copolymer and from hydrogel of polyvinyl alcohol cross-linked by orthoboric acid. EFFECT: facilitated microencapsulation procedure.

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RU 2 109 559 C1

Authors

Shevchenko A.V.

Birjukova L.A.

Shchegol'Kova A.L.

Kudrjavtsev V.F.

Dates

1998-04-27Published

1996-05-20Filed