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US4906413A
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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 10:07
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.
References Cited (Backward Citations)
US2259650A
Cited
US2583772A
Cited
US2891835A
Cited
DE1092878B
Cited
US3074815A
Cited
EP0008761A1
Cited
US4312813A
Cited
DE3329444A1
Cited
US4728337A
Cited
US4721512A
Cited
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 |