US3854923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing ammoniacal solutions of zinc alkanoates
Assignee: Platte Chemical Co
•
Filing: 1973-10-05
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Granted: 1974-12-17
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Expires: 1993-10-05
Abstract
Abstract Aqueous ammoniacal ionic solutions of zinc alkanoates, particularly zinc acetate, containing up to about 20 wt. percent zinc, provide soluble zinc for plant nutrient purposes. The solution is at least 10 percent weight water and includes at least 4 mols of ammonia per mol of zinc.
Inventors
- 👤 L Ott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:11
CPC Classifications
C; C05; C05C; C05C3/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
116 words
THE METHOD OF PREPARING A LIQUID ZINC MICRONUTRIENT COMPOSITION CONSISTING OF AN AQUEOUS AMMONIACIAL IONIC SOLUTION OF A ZINC ALKANOATE CONTAINING AT LEAST TWO MOLS OF C1-6 ALKANOIC ACID ANNION PER MOL OF ZINC, AT LEAST ABOUT 4 MOLS OF AMMONIA PER MOL OF ZINC, AND AT LEAST 10 WEIGHT PERCENT WATER WHICH COMPRISES REACTING ZINC OXIDE, IN AN AMOUNT SUFFICIENT TO PROVIDE FROM ABOUT 5 TO ABOUT 15 WEIGHT PERCENT ZINC IN SAID COMPOSITION, WITH AN AMONIA-BASIC AQUEOUS AMMONIUM ALKANOATE SOLUTION CONSISTING OF AT LEAST TWO MOLS OF C1-6 ALKANOIC ACID ANION PER MOL OF ZINC, 4 MOLS OF AMMONIA PER MOL OF ZINC PROVIDED BY ZINC OXIDE, AND AT LEAST 10 WEIGHT PERCENT WATER.
Claim 2
Independent Claim
116 words
THE METHOD OF PREPARING A LIQUID ZINC MICRONUTRIENT COMPOSITION CONSISTING OF AN AQUEOUS AMMONIACIAL IONIC SOLUTION OF A ZINC ALKANOATE CONTAINING AT LEAST TWO MOLS OF C1-6 ALKANOIC ACID ANNION PER MOL OF ZINC, AT LEAST ABOUT 4 MOLS OF AMMONIA PER MOL OF ZINC, AND AT LEAST 10 WEIGHT PERCENT WATER WHICH COMPRISES REACTING ZINC OXIDE, IN AN AMOUNT SUFFICIENT TO PROVIDE FROM ABOUT 5 TO ABOUT 15 WEIGHT PERCENT ZINC IN SAID COMPOSITION, WITH AN AMONIA-BASIC AQUEOUS AMMONIUM ALKANOATE SOLUTION CONSISTING OF AT LEAST TWO MOLS OF C1-6 ALKANOIC ACID ANION PER MOL OF ZINC, 4 MOLS OF AMMONIA PER MOL OF ZINC PROVIDED BY ZINC OXIDE, AND AT LEAST 10 WEIGHT PERCENT WATER.
Claim 3
Dependent Claim
11 words
The method of claim 1 wherein said alkanoate is ammonium acetate.
Claim 4
Dependent Claim
12 words
The method of claim 1 wherein said alkanoic acid is acetic acid.
References Cited (Backward Citations)
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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) | 1977-12-16 | 1978-06-17 | 1978-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-16 | 1982-06-17 | 1982-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-16 | 1986-06-17 | 1986-12-17 | $7700.00 | Window Closed / Lapsed |