HYDROXYPROPYL METHYLCELLULOSE PHTHALATE PARTICLES, AND PREPARATION METHOD THEREFOR

The present invention relates to hydroxypropyl methylcellulose phthalate (HPMCP) particles having a porous particle shape and a method of preparing the same. The preparation method includes (1) preparing an HPMCP reaction solution; (2) adding water to a stirring tank including a stirring device such...

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Hauptverfasser: BAE, Myung Hoon, SON, Jin Ryul, AHN, Jae Hoon
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Sprache:eng ; fre ; ger
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creator BAE, Myung Hoon
SON, Jin Ryul
AHN, Jae Hoon
description The present invention relates to hydroxypropyl methylcellulose phthalate (HPMCP) particles having a porous particle shape and a method of preparing the same. The preparation method includes (1) preparing an HPMCP reaction solution; (2) adding water to a stirring tank including a stirring device such that the stirring device is immersed therein; (3) dropping the HPMCP reaction solution into the stirring tank; and (4) adding the dropped HPMCP reaction solution to water contained in the stirring tank, in which the stirring device is operating, to be granulated while moving along the flow of the water. In accordance with the present invention, the HPMCP reaction solution is added to water contained in the stirring tank, in which the stirring device is operating, to granulate the HPMCP, whereby porous HPMCP particles can be prepared. Accordingly, the solubility of the particles can be improved.
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The preparation method includes (1) preparing an HPMCP reaction solution; (2) adding water to a stirring tank including a stirring device such that the stirring device is immersed therein; (3) dropping the HPMCP reaction solution into the stirring tank; and (4) adding the dropped HPMCP reaction solution to water contained in the stirring tank, in which the stirring device is operating, to be granulated while moving along the flow of the water. In accordance with the present invention, the HPMCP reaction solution is added to water contained in the stirring tank, in which the stirring device is operating, to granulate the HPMCP, whereby porous HPMCP particles can be prepared. 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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
COMPOSITIONS BASED THEREON
DERIVATIVES THEREOF
METALLURGY
ORGANIC CHEMISTRY
ORGANIC MACROMOLECULAR COMPOUNDS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
POLYSACCHARIDES
THEIR PREPARATION OR CHEMICAL WORKING-UP
THEIR RELEVANT APPARATUS
TRANSPORTING
title HYDROXYPROPYL METHYLCELLULOSE PHTHALATE PARTICLES, AND PREPARATION METHOD THEREFOR
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