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US 8,012,573 B2Granted
Fiber composite
AssigneeMitsubishi Chemical Corporation
InventorsSachiko Kowata, Akira Watanabe, Hideko Akai
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Abstract
To provide a cellulose fiber composite having high transparency, low water absorption and low coefficient of linear thermal expansion. A fiber composite which comprises fibers having an average fiber diameter of at most 30 nm and a matrix material and which has a haze of at most 5 according to JIS K-7136 when the fiber composite has a thickness of 100 μm.
Claims18
A fiber composite comprising:
- fibers having an average fiber diameter of at most 30 nm, and
- a matrix material,
- wherein said fiber composite has a haze of at most 5 according to JIS K 7136 when the fiber composite has a thickness of 100 μm, and
- wherein said fiber composite has a yellowness index of at most 20 according to JIS K7105 after the fiber composite, having a thickness of 100 μm, is heated at 190° C. under an oxygen partial pressure of at most 0.006 MPa for 1 hour.
1 more element
A fiber composite comprising:
- fibers having an average fiber diameter of at most 30 nm, and
- a matrix material,
- wherein said fiber composite has a haze of at most 5 according to JIS K 7136 when the fiber composite has a thickness of 100 μm, and
- wherein said fiber composite has a water absorption of at most 1% according to JIS K7209 (method D) when the fiber composite has a thickness of 100 μm.
1 more element
Dependencies are inferred from the claim text.