Dry heat process for dyeing and printing organic material which can be dyed with cationic dyes
US4137042A · kind A · utility
8Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 1975 |
| Grant date | Jan 30, 1979 |
| Priority date | — |
| Expiry date | May 8, 1995 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P1/41
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A dry heat process for dyeing and printing and optically brightening organic material which can be dyed with cationic dyes, which process comprises the use of electroneutral, deprotonized cationic dyes or fluorescent brighteners together with at least one indicator dye.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.