Title:
CONTAMINANT-DEPLETED NANOPARTICLE COMPOSITION AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2020/179701
Kind Code:
A1
Abstract:
A production method according to the present disclosure comprises a) a step of stirring, with a bead mill, a mixture comprising a material to be milled, beads, and a dispersion medium; and b) a step of adjusting the pH of the mixture. This method reduces the contamination caused by milling processes with a bead mill.
Inventors:
TANAKA HIRONORI (JP)
OCHII YUYA (JP)
IBARAKI TETSUHARU (JP)
OCHII YUYA (JP)
IBARAKI TETSUHARU (JP)
Application Number:
PCT/JP2020/008441
Publication Date:
September 10, 2020
Filing Date:
February 28, 2020
Export Citation:
Assignee:
SHIONOGI & CO (JP)
HIROSHIMA METAL & MACHINERY CO LTD (JP)
HIROSHIMA METAL & MACHINERY CO LTD (JP)
International Classes:
B02C17/00; A61K9/14; B02C17/16; B02C17/20
Domestic Patent References:
| WO2014009436A1 | 2014-01-16 | |||
| WO2019208725A1 | 2019-10-31 |
Foreign References:
| JP2007070133A | 2007-03-22 | |||
| JPH05294610A | 1993-11-09 | |||
| JP2003175341A | 2003-06-24 | |||
| US6582285B2 | 2003-06-24 | |||
| JP2003175341A | 2003-06-24 | |||
| JPH08501073A | 1996-02-06 |
Other References:
See also references of EP 3932560A4
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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