Title:
METHOD FOR PRODUCING CALCIUM CARBONATE BLOCK
Document Type and Number:
WIPO Patent Application WO/2018/173915
Kind Code:
A1
Abstract:
[Problem] To provide a method for producing a calcium carbonate block for medical use which is useful as a bone substitute or a bone substitute raw material needed in medical care, which is a method for producing a calcium carbonate block that satisfies the following desired properties: (1) the calcium carbonate block has excellent mechanical strength; (2) the calcium carbonate block can be produced by a simplified production method; (3) the calcium carbonate block contains no impurity; and (4) the calcium carbonate block has high reactivity. [Solution] A method for producing a calcium carbonate block, comprising a step of shaping a water-containing calcium hydroxide block and a carbonation step of soaking the calcium hydroxide block in an aqueous solution containing carbonate ions.
Inventors:
ISHIKAWA KUNIO (JP)
TSURU KANJI (JP)
TSUCHIYA AKIRA (JP)
SUGIURA YUKI (JP)
TANAKA NORIKO (JP)
NAKASHIMA YASUHARU (JP)
TSURU KANJI (JP)
TSUCHIYA AKIRA (JP)
SUGIURA YUKI (JP)
TANAKA NORIKO (JP)
NAKASHIMA YASUHARU (JP)
Application Number:
PCT/JP2018/010193
Publication Date:
September 27, 2018
Filing Date:
March 15, 2018
Export Citation:
Assignee:
UNIV KYUSHU NAT UNIV CORP (JP)
International Classes:
C01F11/18; A61L27/02; A61L27/12
Domestic Patent References:
| WO2016052502A1 | 2016-04-07 | |||
| WO2017038360A1 | 2017-03-09 | |||
| WO2016052502A1 | 2016-04-07 |
Foreign References:
| JPH05501702A | 1993-04-02 | |||
| JP4854300B2 | 2012-01-18 |
Other References:
See also references of EP 3604225A4
Attorney, Agent or Firm:
TAKATSU Kazuya (JP)
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