Title:
CELLULOSE FIBER COMPOSITE RECYCLED RESIN AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/262344
Kind Code:
A1
Abstract:
[Problem] To provide a cellulose fiber composite recycled resin having excellent strength and a production method therefor. [Solution] A cellulose fiber composite recycled resin is configured so as to include: a mixture of fibrous cellulose, at least one of a resin powder and resin pellets, and at least one substance selected from phthalic acid, phthalate salts, phthalic acid derivatives, and phthalate salt derivatives; and a recycled resin. Furthermore, in producing the composite resin, at least one of the resin powder and the resin pellets is mixed into a slurry of cellulose fibers to create a first mixture, the recycled resin is mixed into the first mixture to create a second mixture, the second mixture is made into a substance to be kneaded, and microfibers are used as some or all of the cellulose fibers.
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Inventors:
OCHIAI YU (JP)
MATSUSUE IKKO (JP)
OKAWA JUNYA (JP)
MATSUSUE IKKO (JP)
OKAWA JUNYA (JP)
Application Number:
PCT/JP2020/024516
Publication Date:
December 30, 2020
Filing Date:
June 23, 2020
Export Citation:
Assignee:
DAIO SEISHI KK (JP)
International Classes:
C08K5/12; C08K7/02; C08L101/00
Domestic Patent References:
| WO2019039570A1 | 2019-02-28 | |||
| WO2019221029A1 | 2019-11-21 |
Foreign References:
| JP2016094538A | 2016-05-26 | |||
| JP2019052307A | 2019-04-04 | |||
| JP2017105983A | 2017-06-15 | |||
| JP2017002138A | 2017-01-05 | |||
| JP2017101184A | 2017-06-08 | |||
| JP2002059425A | 2002-02-26 | |||
| JP4409923B2 | 2010-02-03 |
Other References:
See also references of EP 3950805A4
Attorney, Agent or Firm:
NAGAI INTERNATIONAL PATENT BUREAU (JP)
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