Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 2, 2008
Patent Application Number
10525452
Date Filed
August 27, 2003
Patent Primary Examiner
Patent abstract
Polyketone fibers comprising, on the basis of the entire repeating units, 95% by mole of a repeating unit of the formula (1) shown below, and showing a minimum value (Amin(F)) of a UV absorbance of 0.5 or less in a wavelength region of 210 to 240 nm.—CH2CH2—CO— (1)
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