Patent US2802847A successfully refreshed from Google Patents.
US2802847A
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Basic zirconyl soaps and method for preparing the same
Assignee: NL Industries Inc
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Filing: 1951-08-02
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Granted: 1957-08-13
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Expires: 1971-08-02
Abstract
No abstract record available.
Inventors
- 👤 Warren B Blumenthal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:08
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/41; C07C51/412; C07F; C07F7/00; C07F7/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
METHOD FOR THE PREPARATION OF ZIRCONIUM SOAPS WHICH COMPRISES DISSOLVING A WATER-SOLUBLE ZIRCONYL HALIDE IN WATER, ADDING THERETO SUFFICIENT OF A CARBONATE SELECTED FROM THE GROUP CONSISTING OF AMMONIUM CARBONATE AND THE CARBONATES OF THE ALKALI METALS TO NEUTRALIZE ABOUT ONE-HALF OF THE ACIDITY OF THE ZIRCONYL HALIDE SOLUTION, SEPARATELY FORMING AN AQUEOUS SOLUTION OF AN ALKALI SOAP OF A MONOCARBOXYLIC ALIPHATIC ACID HAVING AT LEAST FOUR CARBON ATOMS OTHER THAN THE CARBOXYL CARBON, WITH A CONCENTRATED SOLUTION OF CAUSTIC SODA, ADDING SUFFICIENT OF THE ZIRCONYL HALIDE SOLUTION TO THE SODIUM MONOCARBOXYLATE SOLUTION TO OBTAIN A PH BETWEEN ABOUT 6.0 AND 7.0, SEPARATING AND RECOVERING THE BASIC ZIRCONYL MONOCARBOXYLATE PRECIPITATED FROM THE MIXED SOLUTIONS.
Claim 2
Dependent Claim
13 words
AS A NEW COMPOSITION OF MATTER, BASIC ZIRCONYL STEARATE CORRESPONDING TO THE FORMULA,
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) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |