US3954633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic and lubricating agents for the processing of fibers
Assignee: Hoechst AG
•
Filing: 1974-07-10
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Granted: 1976-05-04
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Expires: 1994-07-10
Abstract
Abstract Peralkylated propylenediamines having one long-chain alkyl or alkenyl group are antistatic agents for fibers.
Inventors
- 👤 Gustav Dollinger
- 👤 Ulrich Cuntze
- 👤 Rolf Kleber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:28
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/46; D06M13/467; H; H05; H05B; H05B45/00; C; C10; C10M; C10M2201/00; C10M2201/02; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/044; C10N; C10N2040/00; C10N2040/46
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
59 words
A liquid antistatic fiber lubricating agent essentially consisting of 20 to 50% by weight of a compound of the formula ##EQU5## in which R is alkyl or alkenyl of 8 to 20 carbon atoms, the R' are identical or different lower alkyls and X is chloride, lower alkylsulfate or tosylate and of 50 to 80% of weight of water.
Claim 2
Dependent Claim
59 words
A liquid antistatic fiber lubricating agent essentially consisting of 20 to 50% by weight of a compound of the formula ##EQU5## in which R is alkyl or alkenyl of 8 to 20 carbon atoms, the R' are identical or different lower alkyls and X is chloride, lower alkylsulfate or tosylate and of 50 to 80% of weight of water.
Claim 3
Dependent Claim
29 words
An agent as defined in claim 1 essentially consisting of 0.1 to 5% by weight of a compound of claim 1 and 99.9 to 95% by weight of water.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-05-04 | 1979-11-03 | 1980-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-05-04 | 1983-11-03 | 1984-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-05-04 | 1987-11-03 | 1988-05-04 | $7700.00 | Window Closed / Lapsed |