Conditioning of texturized filament yarns
US4247291A · kind A · utility
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Key dates
| Filing date | May 29, 1979 |
| Grant date | Jan 27, 1981 |
| Priority date | — |
| Expiry date | May 29, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/90
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Process for conditioning texturized filament yarns, which comprises treating the yarn, after dyeing, with a fatty acid hydroxyalkylethylene diamine condensation product obtained by condensation of 1 mol of hydroxyethyl- or hydroxypropylethylene diamine with 1.2 to 1.8 mols of one or several C.sub.12-22 fatty acids at 160.degree. to 220.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.