Title:
ORGANIC NANOPARTICLE PRODUCTION METHOD AND ORGANIC NANOPARTICLES
Document Type and Number:
WIPO Patent Application WO/2021/033633
Kind Code:
A1
Abstract:
Provided is an organic nanoparticle production method that includes a step in which a mixture including beads having an average particle size of at least 0.15 mm and no more than a value (mm) calculated by the formula 1.07 - 0.11 × (outer circumferential velocity of a stirring rotor (m/sec)) and a slurry containing organic nanoparticles is stirred within a container in a wet bead mill by a stirring rotor rotating at an outer circumferential velocity of 7 m/sec or less.
Inventors:
OCHII YUYA (JP)
TANAKA HIRONORI (JP)
IBARAKI TETSUHARU (JP)
HIRATA DAISUKE (JP)
TANAKA HIRONORI (JP)
IBARAKI TETSUHARU (JP)
HIRATA DAISUKE (JP)
Application Number:
PCT/JP2020/030862
Publication Date:
February 25, 2021
Filing Date:
August 14, 2020
Export Citation:
Assignee:
SHIONOGI PHARMA CO LTD (JP)
HIROSHIMA METAL & MACHINERY CO LTD (JP)
HIROSHIMA METAL & MACHINERY CO LTD (JP)
International Classes:
A61K31/196; B02C25/00; A61K31/216; A61K31/4166; A61K31/496; A61K31/63; B02C17/16; B02C17/20; B02C23/06; C07D233/74; C07D261/16; C07D405/14
Domestic Patent References:
| WO2011059074A1 | 2011-05-19 |
Foreign References:
| JP3222139U | 2019-07-11 | |||
| JP2006212489A | 2006-08-17 | |||
| JPH1157514A | 1999-03-02 | |||
| JP2011068544A | 2011-04-07 | |||
| JPH08501073A | 1996-02-06 | |||
| JP2016084294A | 2016-05-19 | |||
| JP2010510988A | 2010-04-08 | |||
| JP2006212489A | 2006-08-17 | |||
| JP2003175341A | 2003-06-24 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
Download PDF: