Polyketone fiber and process for producing the same
US7459516B2 · kind B2 · utility
0Cited by
2References
12Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 27, 2003 |
| Grant date | Dec 2, 2008 |
| Priority date | — |
| Expiry date | Jul 25, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C9/0042
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
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)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.