Title:
リン酸エステル化微細セルロース繊維及びその製造方法
Document Type and Number:
Japanese Patent JP7196051
Kind Code:
B2
Abstract:
Objects of the present invention are to provide a phosphoric acid-esterified fine cellulose fiber of which slurry shows superior transparency, and to provide a method for producing a phosphorylated fine cellulose fiber showing superior transparency with good efficiency and high yield. According to the present invention, there is provided a phosphoric acid-esterified fine cellulose fiber, of which 0.2 mass % aqueous dispersion shows a solution haze of 15% or lower.
Inventors:
Yuichi Noguchi
Yasutomo Noichi
Ikue Homma
Yasutomo Noichi
Ikue Homma
Application Number:
JP2019210256A
Publication Date:
December 26, 2022
Filing Date:
November 21, 2019
Export Citation:
Assignee:
Oji Holdings Co., Ltd.
International Classes:
D21H11/18; C08B5/00; D21H15/02
Domestic Patent References:
| JP6033398A | ||||
| JP4336797A |
Foreign References:
| CN102433786A |
Other References:
勝浦 嘉久次,尿素、リン酸によるリン酸セルロースの生成反応,工業化学雑誌,日本,1966年,第69巻第4号,第681~685ページ
Attorney, Agent or Firm:
Sykes Patent Attorney Corporation