Process for increasing the lightfastness of dyed fabrics
US5387262A · kind A · utility
2Cited by
13References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 25, 1992 |
| Grant date | Feb 7, 1995 |
| Priority date | — |
| Expiry date | Sep 25, 2012 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P1/39
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A process for preparing a dyed fabric material having an increased lightfastness of at least 600 hours. The process includes the steps of immersing the dyed fabric in an aqueous solution of a cinnamate ester, removing the fabric from solution and drying the fabric.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.