Composite material
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jun 7, 2011
Grant Date -
Feb 24, 2011
app pub date -
Nov 17, 2006
filing date -
Nov 18, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An composite material is disclosed, which includes carbon fibrous structures which are capable of being included in a relatively large amount in the composite material, and which are capable of improving the physical properties, such as electric, mechanical, or thermal properties.The carbon fibrous structure comprises (a) carbon fibrous structures each of which comprises a three dimensional network of carbon fibers, each of the carbon fibers having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part, at which the carbon fibers are bound in a state that the carbon fibers are extended outwardly therefrom, and wherein the granular part is produced in a growth process of the carbon fibers, and (b) an material other than the carbon fibrous structures, wherein the amount of carbon fibrous structures added is more than 30% and not more than 100% by weight of the total weight of the composite.
First Claim
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International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 2 Citation Count
- B32B Class
- 5.58 % this patent is cited more than
- 14 Age
