Title:
ULTRAHIGH-MOLECULAR-WEIGHT POLYETHYLENE POWDER AND SHAPED OBJECT OBTAINED BY SHAPING SAME
Document Type and Number:
WIPO Patent Application WO/2023/054514
Kind Code:
A1
Abstract:
An ultrahigh-molecular-weight polyethylene powder having an intrinsic viscosity IV of 1.0-33.0 dL/g, the average value TS of the swelling start temperature of the ultrahigh-molecular-weight polyethylene powder as derived according to a specific method being 90-130°C.
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Inventors:
TSUJIMOTO KOICHI (JP)
SHIKATA KAZUYA (JP)
SHIKATA KAZUYA (JP)
Application Number:
PCT/JP2022/036272
Publication Date:
April 06, 2023
Filing Date:
September 28, 2022
Export Citation:
Assignee:
ASAHI CHEMICAL IND (JP)
International Classes:
C08F10/02; D01F6/04
Domestic Patent References:
| WO2019187727A1 | 2019-10-03 | |||
| WO2020067161A1 | 2020-04-02 |
Foreign References:
| JP2021116375A | 2021-08-10 | |||
| JP2019048967A | 2019-03-28 | |||
| CN107556411A | 2018-01-09 | |||
| JP2017088773A | 2017-05-25 | |||
| JP2017145306A | 2017-08-24 | |||
| JP2019019265A | 2019-02-07 | |||
| JP2019070117A | 2019-05-09 | |||
| JP2019123777A | 2019-07-25 | |||
| JP4868853B2 | 2012-02-01 | |||
| DE3127133A1 | 1983-01-27 | |||
| JP2021159241A | 2021-10-11 |
Other References:
SATORU HOSODAYOSHINOBU NOZUE: "Japanese Journal of Polymer Science and Technology", vol. 71, November 2014, THE SOCIETY OF POLYMER SCIENCE, article "tructural determinant of lamellar crystal thickness distribution of polyethylene", pages: 484
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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