Amidopolyaminesulfonates
Abstract
Abstract The invention provides novel compounds of formula ##STR1## in which R signifies a hydrocarbon radical of 5 to 22 carbon atoms, which may be substituted, R 1 and R 2 , which may be the same or different, each signifies a hydrogen atom or a lower alkyl radical which may be substituted, provided that at least one of R 2 and R 1 or the R 1 's signifies hydroxyalkyl or carboxyalkyl, in which the alkyl radical contains 1 to 4 carbon atoms, or a radical of formula --CH 2 SO 3 - M + , --CH 2 --CH 2 --O) p H, --CH 2 --CH(CH 3 )O) p H, --CH 2 --CH 2 --CN or --CH 2 --CH 2 CONH 2 , p signifies 1 to 10, X signifies --CONH--, ##STR2## --O-- or --S--, m signifies 0 to 6, n or the n's, which may be the same or different when m is greater than 1, each signifies from 1 to 8, a signifies 0 or 1 and M + signifies hydrogen, an ammonium cation or an equivalent of a metal cation, and quaternary ammonium derivatives thereof, useful as textile finishing agents.
Inventors
- 👤 Richard Hochreuter
Bibliographic Details
Claims Analysis
Total Claims: 13References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-01-04 | 1980-07-05 | 1981-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-01-04 | 1984-07-05 | 1985-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-01-04 | 1988-07-05 | 1989-01-04 | $7700.00 | Window Closed / Lapsed |