Use of novolak derivatives in the dyeing of polyester-cellulose blend fabrics and processes for the continuous dyeing of such blend fabrics
US5512063A · kind A · utility
1Cited by
2References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 16, 1994 |
| Grant date | Apr 30, 1996 |
| Priority date | — |
| Expiry date | Sep 16, 2014 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P1/6136
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to the use of phenol- and naphthol-novolak alkoxylate mixed esters which as dyeing auxiliaries in the dyeing of polyester-cellulose blend fabrics prevent soiling of the cellulose portion by the disperse dyestuff and to processes for the continuous dyeing of such blend fabrics using phenol- and naphthol-novolak alkoxylate mixed esters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.