Title:
水系分散ヒドロキシプロピルメチルセルロースフタレートナノ粒子の製造方法
Document Type and Number:
Japanese Patent JP2005511797
Kind Code:
A
Abstract:
The present invention relates to a preparation method of solvent-free water-dispersible hydroxypropyl methyl cellulose phthalate nanoparticle, and more particularly, to a preparation method of solvent-free water-dispersible hydroxypropyl methyl cellulose phthalate nanoparticle, which is environment-friendly and advantageous in disintegration and dissolution when used as an enteric coating material, which is prepared by obtaining suitable hydroxypropyl methyl cellulose phthalate (HPMCP) particle through aqueous emulsification process and regulating content of remaining electrolyte through ion exchange process.
Inventors:
Cho, Cure
Baek, Hyun-ho
Kim, Jun Hyun
Lee, Jun Yang
Kim, Il Huk
Park, Jun-Fun
Baek, Hyun-ho
Kim, Jun Hyun
Lee, Jun Yang
Kim, Il Huk
Park, Jun-Fun
Application Number:
JP2003544083A
Publication Date:
April 28, 2005
Filing Date:
November 22, 2001
Export Citation:
Assignee:
Samsung Fine Chemicals Company Limited
International Classes:
A61K9/28; B01D61/14; B01J19/00; B01J39/04; C08B15/02; C08J3/16; C08L1/32; C08B13/00; C09K23/42; C09K23/52; C09K23/56; (IPC1-7): C08B13/00; B01D61/14; B01F17/42; B01F17/52; B01F17/56; B01J19/00; B01J39/04
Attorney, Agent or Firm:
Eiko Funahashi