Title:
METHOD FOR PRODUCING RUBBER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2024/009850
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a method that enables the efficient execution of the mixing of a rubber latex with fine cellulose fiber, and that can thereby efficiently produce a rubber composition. Thus, the present invention provides a method for producing a rubber composition, said method comprising mixing a rubber latex with a fine cellulose fiber dispersion having a B-type viscosity of at least 5,000 mPa·s, using a ring- or stirring blade-equipped medialess crusher capable of rotating during the mixing, and preferably using a condition in which the ring or stirring blade peripheral speed is at least 300 m/min.
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Inventors:
MORITA MASAHIRO (JP)
KATO HAYATO (JP)
YAMASAKI SHUNSUKE (JP)
KATO HAYATO (JP)
YAMASAKI SHUNSUKE (JP)
Application Number:
PCT/JP2023/023828
Publication Date:
January 11, 2024
Filing Date:
June 27, 2023
Export Citation:
Assignee:
JUJO PAPER CO LTD (JP)
International Classes:
C08J3/215; C08L1/02; C08L21/02
Domestic Patent References:
| WO2020100979A1 | 2020-05-22 | |||
| WO2019230719A1 | 2019-12-05 | |||
| WO2018199191A1 | 2018-11-01 |
Foreign References:
| JP2023010333A | 2023-01-20 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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