Title:
FINE POLYAMIDE PARTICLES AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/113993
Kind Code:
A1
Abstract:
Fine polyamide particles according to one aspect of the present invention are characterized in that the ratio of the proportion r of voids to the surfaces of the particles to the BET specific surface area ABET, which is the specific surface area of the particle surfaces determined by the BET method, r/ABET, is 6.0-100.0 and characterized by comprising a polymer or copolymer which comprises repeating structural units represented by chemical formula (1) as a main component. (In chemical formula (1), x is an integer of 2 or 3.)
Inventors:
KOMIYA KEN (JP)
TAMAI AKIYOSHI (JP)
UTAZAKI KENICHI (JP)
TAMAI AKIYOSHI (JP)
UTAZAKI KENICHI (JP)
Application Number:
PCT/JP2021/042959
Publication Date:
June 02, 2022
Filing Date:
November 24, 2021
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
C08G69/24; C08J3/12
Domestic Patent References:
| WO2020095702A1 | 2020-05-14 | |||
| WO2017195705A1 | 2017-11-16 | |||
| WO2016104140A1 | 2016-06-30 | |||
| WO2017195705A1 | 2017-11-16 | |||
| WO2019069799A1 | 2019-04-11 |
Foreign References:
| JP2016186068A | 2016-10-27 | |||
| JP2015131968A | 2015-07-23 | |||
| JPH0812765A | 1996-01-16 | |||
| JP2020100846A | 2020-07-02 | |||
| JP2016186068A | 2016-10-27 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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