Title:
電極材料用結着剤
Document Type and Number:
Japanese Patent JP4233276
Kind Code:
B2
Abstract:
A binder comprises tetrafluoroethylene group polymer microparticles having a mean particle diameter of 0.2 Microm or less and a specific gravity of 2.2 or less. The microparticles are mixed with 17 wt.% extrusion adjuvant. The extrusion pressure of the mixture measured at a contraction ratio of 100/1 and an extrusion rate of 18 +- 2 mm/minute by a rheometer, is 220 kg/cm 2> or more.
Inventors:
Kazuo Konabe
Application Number:
JP2002187035A
Publication Date:
March 04, 2009
Filing Date:
June 27, 2002
Export Citation:
Assignee:
Mitsui DuPont Fluorochemical Co., Ltd.
International Classes:
G03G21/00; H01M4/62; B29B7/28; B29C48/92; B29C69/00; C04B35/532; C08F14/26; C08F16/24; C08F214/26; C09J9/00; C09J127/18; G03G15/02; G03G15/06; G03G15/08
Domestic Patent References:
| JP9087334A | ||||
| JP5287151A | ||||
| JP9289021A | ||||
| JP2002187911A |
Foreign References:
| WO1996012764A1 |
Attorney, Agent or Firm:
Shigemitsu Nakajima
Kazu Yamaguchi
Kazu Yamaguchi