Title:
アラミド紙、及びその製造方法
Document Type and Number:
Japanese Patent JP6649701
Kind Code:
B2
Abstract:
An aramid paper sheet which is formed from a mixture of short fibers and fibrids formed from an aromatic polyamide, and which has a content of the fibrids and a thickness satisfying inequality expressions (1) and (2). 40 ≤ (FB) ≤ 90 (1) (Thickness)/((Fiber diameter of short fibers) × 2) ≤ 1.25 (2) (In the formulae, (FB) represents the content (wt%) of the fibrids in the aramid paper sheet.)
Inventors:
Shinji Naruse
Ryuji Fujimori
Chihiro Kondo
Ryuji Fujimori
Chihiro Kondo
Application Number:
JP2015108455A
Publication Date:
February 19, 2020
Filing Date:
May 28, 2015
Export Citation:
Assignee:
DuPont Teijin Advanced Paper Co., Ltd.
International Classes:
D21H13/26; D21H25/04
Domestic Patent References:
| JP2011233482A | ||||
| JP2011258462A | ||||
| JP3069692A | ||||
| JP2007308836A | ||||
| JP9139113A |
Foreign References:
| US20110174452 | ||||
| WO2015032678A1 |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa