Alkali system for dyeing cellulosic textiles by padding methods
US5938796A · kind A · utility
4Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 1998 |
| Grant date | Aug 17, 1999 |
| Priority date | — |
| Expiry date | May 8, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/921
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Cellullosic textile materials are dyed by a pad or spraying process using a solution which contains 5-100 g/l of inorganic polyphosphate and has a pH of 10-13.5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.