Title:
NANOCELLULOSE MASTER BATCH
Document Type and Number:
WIPO Patent Application WO/2022/215620
Kind Code:
A1
Abstract:
Provided is a nanocellulose master batch that can be used to obtain a rubber composition in which nanocellulose is homogenously dispersed and which has excellent tensile stress and stretchability. This nanocellulose master batch contains a rubber component, a nanocellulose that is surface-treated with at least one selected from the group consisting of phenolic resins, epoxy resins, urethane resins, and melamine resins, and a water-soluble polymer. In the nanocellulose master batch, the nanocellulose is contained in an amount of 0.3-15 parts by mass with respect to 100 parts by mass of the rubber component, and the water-soluble polymer is contained in an amount of 0.03-1.2 parts by mass with respect to 1 part by mass of the nanocellulose.
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Inventors:
KAWAZOE MASAYUKI (JP)
SAKAI TOMOYUKI (JP)
NOGUCHI TORU (JP)
SAKAI TOMOYUKI (JP)
NOGUCHI TORU (JP)
Application Number:
PCT/JP2022/015876
Publication Date:
October 13, 2022
Filing Date:
March 30, 2022
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
UNIV SHINSHU (JP)
UNIV SHINSHU (JP)
International Classes:
C08L21/00; C08J3/205; C08K3/04; C08K3/36; C08K9/04; C08L1/00; C08L101/14
Domestic Patent References:
| WO2011096393A1 | 2011-08-11 |
Foreign References:
| JP2020012069A | 2020-01-23 | |||
| JP2016210822A | 2016-12-15 | |||
| JP2021059695A | 2021-04-15 |
Attorney, Agent or Firm:
MIGITA, Shunsuke et al. (JP)
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