Easily dyeable meta-linkage-containing aromatic polyamide fibers
US5852087A · kind A · utility
1Cited by
9References
15Claims
0Family size
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Key dates
| Filing date | Dec 20, 1996 |
| Grant date | Dec 22, 1998 |
| Priority date | — |
| Expiry date | Dec 20, 2016 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F6/905
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Easily dyeable meta-linkage-containing aromatic polyamide fibers consisting of a composition which comprises a meta-linkage-containing aromatic polyamide incorporating a quaternary onium salt of an alkylbenzenesulfonic acid. They are easily dyeable with cationic dyes, and thus may be used in the fields of bedding, clothing and interior decoration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.