Title:
CELLULOSIC ENTERIC COATING AGENT
Document Type and Number:
Japanese Patent JPH06256171
Kind Code:
A
Abstract:
PURPOSE: To obtain an enteric coating agent improved in yield of a pharmaceutical preparation and filterability of a filter.
CONSTITUTION: This enteric coating agent has ≤5 colored substances remaining on a filter based on 30g coating agent when the agent is dissolved in an organic solvent and then filtering the prepared solution through a filter having 100μm mesh size or ≤1 colored substance based on 30g coating agent when the resultant solution is similarly filtered through a filter having 180μm mesh size.
Inventors:
KOKUBO HIROYASU
NAKAMURA SHINICHIRO
NAKAMURA SHINICHIRO
Application Number:
JP4388593A
Publication Date:
September 13, 1994
Filing Date:
March 04, 1993
Export Citation:
Assignee:
SHINETSU CHEMICAL CO
International Classes:
A61K9/36; A61K9/62; (IPC1-7): A61K9/36; A61K9/62
Attorney, Agent or Firm:
Ryoichi Yamamoto (1 person outside)