Title:
PITCH CARBON FIBER PREPREG
Document Type and Number:
Japanese Patent JP3266337
Kind Code:
B2
Abstract:
PURPOSE: To provide an unidirectional prepreg of pitch high-elastic carbon fiber of low weight per unit area and of almost no openings.
CONSTITUTION: An unidirectional prepreg is composed of arranged fiber bundles and provided with 15-75g/m2 fiber weight per unit area impregnated with thermosetting resin, and its fiber bundles are continuous fiber of 4-8μm average fiber diameter and composed of pitch carbon fiber bundles constituted of no-doubling yarns. The prepreg is an unidirectional prepreg of low weight per unit area composed of high-elastic fine diameter carbon fiber, and almost no openings are found, and its thickness is uniform, and the prepreg is suitable for improving the rigidity or lessening the weight of a tubular composite molded product.
Inventors:
Yasuo Nagata
Mikito Maki
Takehisa Kamase
Yutaka Arai
Mikito Maki
Takehisa Kamase
Yutaka Arai
Application Number:
JP32227692A
Publication Date:
March 18, 2002
Filing Date:
November 09, 1992
Export Citation:
Assignee:
Nippon Steel Chemical Co., Ltd.
Nippon Steel Corporation
Nippon Steel Corporation
International Classes:
B29B11/16; B29B15/14; D01F9/14; B29K101/10; B29K105/08; B29K105/10; (IPC1-7): B29B11/16; D01F9/14
Domestic Patent References:
| JP2173124A | ||||
| JP59135230A |
Attorney, Agent or Firm:
Katsuo Naruse (1 person outside)