US3223665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable aqueous emulsions of organohydrogensiloxanes containing a watersoluble aldehyde
Assignee: Wacker Chemie AG
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Filing: 1961-08-24
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Granted: 1965-12-14
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Expires: 1981-08-24
Abstract
No abstract record available.
Inventors
- 👤 Eder Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:31
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/07; C04; C04B; C04B40/00; C04B40/0028; C04B40/0039; C08J; C08J3/00; C08J3/02; C08J3/03; C08L; C08L83/00; C08L83/04; C08J2383/00; C08J2383/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN AN AQUEOUS EMULSION CONTAINING 4 TO 57.5 PERCENT BY WEIGHT OF ORGANOHYDROGENSILOXANE POLYMER, THE IMPROVEMENT CONSISTING OF ADDING TO THE EMULSION 0.1 TO 10 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF THE EMULSION, OF A WATER-SOLUBLE ALDEHYDE CONTAINING AT LEAST TWO CARBON ATOMS AND SELECTED FROM THE GROUP CONSISTING OF SATURATED ALIPHATIC ALDEHYDES, UNSATURATED ALIPHATIC ALDEHYDES, ALIPHATIC DIALDEHYDES, SUBSTITUTED ALIPHATIC ALDEHYDES, POLYMERIC ALDEHYDES, AROMATIC ALDEHYDES AND SUBSTITUTED AROMATIC ALDEHYDES.
Claim 2
Dependent Claim
71 words
IN AN AQUEOUS EMULSION CONTAINING 4 TO 57.5 PERCENT BY WEIGHT OF ORGANOHYDROGENSILOXANE POLYMER, THE IMPROVEMENT CONSISTING OF ADDING TO THE EMULSION 0.1 TO 10 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF THE EMULSION, OF A WATER-SOLUBLE ALDEHYDE CONTAINING AT LEAST TWO CARBON ATOMS AND SELECTED FROM THE GROUP CONSISTING OF SATURATED ALIPHATIC ALDEHYDES, UNSATURATED ALIPHATIC ALDEHYDES, ALIPHATIC DIALDEHYDES, SUBSTITUTED ALIPHATIC ALDEHYDES, POLYMERIC ALDEHYDES, AROMATIC ALDEHYDES AND SUBSTITUTED AROMATIC ALDEHYDES.
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |