Title:
IMPROVED-STRENGTH HARD CAPSULE AND PRODUCTION METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2020/071393
Kind Code:
A1
Abstract:
The present invention improves the strength of a capsule coating of a hard capsule. According to the present invention, the strength of a capsule coating of a hard capsule is improved by adding a layered clay mineral to which a polar molecule is bonded to at least one type of base selected from the group that consists of polyvinyl alcohols and polyvinyl alcohol copolymers.
Inventors:
ISHIKAWA TATSUYA (JP)
HONDA MAMORU (JP)
HONDA MAMORU (JP)
Application Number:
PCT/JP2019/038836
Publication Date:
April 09, 2020
Filing Date:
October 02, 2019
Export Citation:
Assignee:
QUALICAPS CO LTD (JP)
International Classes:
A61K9/48; A61K47/32; A61K47/02; A61K47/04; A61K47/18
Domestic Patent References:
WO2018008660A1 | 2018-01-11 | |||
WO2018008660A1 | 2018-01-11 | |||
WO2002017848A1 | 2002-03-07 | |||
WO1999046329A1 | 1999-09-16 | |||
WO2009125483A1 | 2009-10-15 |
Foreign References:
JPH06179618A | 1994-06-28 | |||
JP2015517554A | 2015-06-22 | |||
US6967026B2 | 2005-11-22 | |||
JP2007144014A | 2007-06-14 | |||
JP2000226097A | 2000-08-15 | |||
US3508678A | 1970-04-28 | |||
US3823843A | 1974-07-16 | |||
US4040536A | 1977-08-09 | |||
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US5769267A | 1998-06-23 | |||
JP2005187412A | 2005-07-14 | |||
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US4210140A | 1980-07-01 | |||
US7669596B2 | 2010-03-02 | |||
US20100300440A1 | 2010-12-02 |
Other References:
"Aqueous Polymeric Coating For Pharmaceutical Dosage Forms", 2017, CRC PRESS
See also references of EP 3862021A4
See also references of EP 3862021A4
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
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