Title:
PAPER CONTAINING CARBOXYMETHYLATED CELLULOSE
Document Type and Number:
Japanese Patent JP2021080611
Kind Code:
A
Abstract:
To provide a technique that improves the strength of paper by a production method easier and simpler than the conventional art.SOLUTION: The present disclosure provides paper containing a carboxymethylated fine cellulose fiber with an average fiber diameter of 60 μm or less, the carboxymethylated fine cellulose having a cellulose I-type crystallinity of less than 50%.SELECTED DRAWING: None
Inventors:
AOKI YOSHIHIRO
TAKAYAMA MASAHITO
SUZUKI HIROYOSHI
TAKAYAMA MASAHITO
SUZUKI HIROYOSHI
Application Number:
JP2019210821A
Publication Date:
May 27, 2021
Filing Date:
November 21, 2019
Export Citation:
Assignee:
JUJO PAPER CO LTD
International Classes:
D21H17/27
Domestic Patent References:
| JP2016089297A | 2016-05-23 | |||
| JP2019127490A | 2019-08-01 | |||
| JP2019183320A | 2019-10-24 | |||
| JPH10310960A | 1998-11-24 | |||
| JPH01308401A | 1989-12-13 |
Foreign References:
| WO2019189590A1 | 2019-10-03 | |||
| WO2019189776A1 | 2019-10-03 | |||
| WO2017131084A1 | 2017-08-03 |
Attorney, Agent or Firm:
Osamu Yamamoto
Shinjiro Ono
Mitsutoshi Nakamura
Yuki Ogasawara
Noriyuki Arai
Shinjiro Ono
Mitsutoshi Nakamura
Yuki Ogasawara
Noriyuki Arai