US4906413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diquaternary ammonium salts and the use thereof as textile finishing agents
Assignee: BASF Corp
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Filing: 1988-11-10
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Granted: 1990-03-06
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Expires: 2008-11-10
Abstract
Abstract Diquaternary ammonium salts of the formula ##STR1## wherein A 1 and A 2 are each independently of the other C 2 -C 5 alkylene, Q 1 and Q 2 are each independently of the other --NH-- or --O--, R 1 , R 2 , R 3 and R 4 are each independently alkyl, hydroxyalkyl or alkoxyalkyl, each containing 1 to 4 carbon atoms in the alkyl moiety, Y 1 1 ⊖ is the anion of a strong acid, Z 1 is C 3 -C 24 alkylene which is substituted by hydroxy and may be interrupted by oxygen atoms and n is 1 or 2. are suitable for use as textile finishing agents.
Inventors
- 👤 Rosemarie Topfl
- 👤 Heinz Abel
- 👤 Jorg Binz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:48
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/402; D06M13/405; D06M13/325; D06M13/332; D06M13/46; D06M13/467; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2762; Y10T442/277
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
8 words
A diquaternary ammonium salt of the formula ##STR24##
Claim 2
Dependent Claim
8 words
A diquaternary ammonium salt of the formula ##STR24##
Claim 3
Dependent Claim
42 words
In a method for the finishing of textile materials which comprises applying a textile finishing agent to the textile material, the improvement wherein a diquaternary ammonium salt according to claim 1 is applied to the textile material as the textile finishing agent.
Claim 4
Dependent Claim
45 words
A method according to claim 2 wherein the textile finishing agent is applied as a waterproofing agent, an anti-crease agent, a softener, an agent for improving sewability, an agent to improve spinning performance, or an agent to improve the soiling behavior of the textile material.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-03-05 | 1993-09-04 | 1994-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-03-05 | 1997-09-04 | 1998-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-03-05 | 2001-09-04 | 2002-03-06 | $7700.00 | Window Closed / Lapsed |