Oriented graphite film, methods of manufacture thereof and...

Details Oriented graphite film, methods of manufacture thereof and... Oriented graphite film, methods of manufacture thereof and...

2007-11-27

2008-07-08

Dye, Rena (Department: 1794)

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Filaments

C264S148000, C264S158000, C264S400000, C428S374000

Reexamination Certificate

active

07396494

ABSTRACT:
Disclosed herein is a composite film comprising an organic polymer film; the organic polymer film having an elastic modulus of less than or equal to about 105gigapascals when measured at room temperature; and a bundle of carbon fibers disposed in the organic polymer film; each bundle comprising a column and an end face; each bundle also having a longitudinal axis that is substantially parallel to the column and passes through the center of the column; the end face being fibrillated so as to have a surface area measured perpendicular to the longitudinal axis that is about 110 to about 250% greater than the surface area of a cross-section of the carbon fiber measured at the column.

REFERENCES:
patent: 5270106 (1993-12-01), Orlowski et al.
patent: 5599615 (1997-02-01), Swift et al.

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