US3682584A
Expired / Lapsed
US
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Pad dyeing polyester textile with polyacrylic acid hydroxyalkyl ester and alkoxylated mannich compound or alkoxylated sulfonated fatty amine
Assignee: Bayer AG
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Filing: 1969-01-27
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Granted: 1972-08-08
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Expires: 1989-01-27
Abstract
Abstract AN IMPROVEMENT IN THE PROCESS OF DYEING POLYESTER MATERIALS BY PADDING IS OBTAINED BY USING PADDING LIQUORS CONTAINING AN AUXILIARY COMPRISING (A) POLYACRYLIC ACID ALKYLENE GLYCOL ESTER, E.G. HYDROXYETHYL ESTER OF POLYACRYLIC ACID; AND (B) ALKOXYLATION PRODUCTS OF MANNICH COMPOUNDS PRODUCED FROM PHENOLS, FORMALDEHYDE AND AMINES (B1) OR 1-2 -SO3M-GROUP CONTAINING ALKOXYLATION PRODUCTS OF FATTY AMINES (B2) WHEREIN M IS HYDROGEN, AMMONIUM ALKALI METAL OR ALKALINE EARTH METAL.
Inventors
- 👤 Gunther Boehmke
- 👤 Walter Hees
- 👤 Mathieu Quaedvlieg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:24
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/82; D06P3/8204; D06P3/8223; D06P3/8238; D06P1/00; D06P1/44; D06P1/60; D06P1/607; D06P1/6076; D06P1/613; Y; Y10; Y10S; Y10S534/00; Y10S534/01; Y10S8/00; Y10S8/90; Y10S8/901; Y10S8/907; Y10S8/913; Y10S8/915; Y10S8/933
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-08 | 1976-02-07 | 1976-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-08 | 1980-02-07 | 1980-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-08 | 1984-02-07 | 1984-08-08 | $7700.00 | Window Closed / Lapsed |