US2690971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Edible shortening agent
Assignee: Akzo Nobel Paints LLC
•
Filing: 1950-12-16
•
Granted: 1954-10-05
•
Expires: 1970-12-16
Abstract
No abstract record available.
Inventors
- 👤 Herbert T Iveson
- 👤 Sol B Radlove
- 👤 Percy L Julian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:49
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
242 words
THE COMPOSITIONS OF MATTER OBTAINED BY (1) REFLUXING THE FOLLOWING PROPORTIONED INGREDIENTS AT ABOUT 185* C. IN A VACUUM WITH REMOVAL OF WATER AND WITH CONDENSATION AND RETURN OF MONOHYDROXY MONOCARBOXYLIC ACID, (2) SPARGING THE RESULTING MASS WITH CO2 IN VACUO AT ABOUT 185* C. UNTIL THE ACID NUMBER OF THE REACTION MIXTURE IS BELOW ABOUT 8.1 AND (3) WASHING SAID SPARGED MASS UNTIL SUBSTANTIALLY FREE OF WATER-SOLUBLE MATERIALS: 1 MOLAR EQUIVALENT OF GLYCERINE, 1 MOLAR EQUIVALENT OF HIGHER FATTY ACIDS HAVING BETWEEN 12 AND 20 CARBONS, OF WHICH AT LEAST 50% BY WEIGHT IS PALMITIC ACID, AND FROM 1/2 TO 1 MOLAR EQUIVALENT OF MONOHYDROXY MONOCARBOXYLIC ACID OF FROM 2 TO 6 CARBONS, INCLUSIVE; SAID WASHED COMPOSITION CONSISTING ESSENTIALLY OF: (A) AN AVERAGE TOTAL OF AT LEAST ONE MOLAR EQUIVALENT AND NOT MORE THAN 2 MOLAR EQUIVALENTS OF CARBOXYLIC ACID PER MOL OF GLYCERIDE ESTER, WHEREBY THE AVERAGE MOLECULE OF GLYCERIDE ESTER CONTAINS AT LEAST ONE AND NOT MORE THAN TWO UNESTERIFIED GLYCERYL HYDROXYL GROUPS, (B) AN AVERAGE OF AT LEAST ONE AND NOT MORE THAN 2 MONOHYDROXY MONOCARBOXYLIC ACID RADICALS PER TWO MOLS OF GLYCERIDE ESTER, (C) AN AVERAGE TOTAL OF AT LEAST 2 AND NOT MORE THAN 4 ESTERIFIABLE HYDROXYL GROUPS PER TWO MOLS OF GLYCERIDE ESTER, (D) AT LEAST 16% OF MONOGLYCERIDES BY WEIGHT ON SAID WASHED COMPOSITION, AND (E) NOT MORE THAN SMALL AMOUNTS OF TRIGLYCERIDES, SAID COMPOSITION HAVING A SAPONIFICATION VALUE BETWEEN ABOUT 204 AND 242.
Claim 2
Dependent Claim
242 words
THE COMPOSITIONS OF MATTER OBTAINED BY (1) REFLUXING THE FOLLOWING PROPORTIONED INGREDIENTS AT ABOUT 185* C. IN A VACUUM WITH REMOVAL OF WATER AND WITH CONDENSATION AND RETURN OF MONOHYDROXY MONOCARBOXYLIC ACID, (2) SPARGING THE RESULTING MASS WITH CO2 IN VACUO AT ABOUT 185* C. UNTIL THE ACID NUMBER OF THE REACTION MIXTURE IS BELOW ABOUT 8.1 AND (3) WASHING SAID SPARGED MASS UNTIL SUBSTANTIALLY FREE OF WATER-SOLUBLE MATERIALS: 1 MOLAR EQUIVALENT OF GLYCERINE, 1 MOLAR EQUIVALENT OF HIGHER FATTY ACIDS HAVING BETWEEN 12 AND 20 CARBONS, OF WHICH AT LEAST 50% BY WEIGHT IS PALMITIC ACID, AND FROM 1/2 TO 1 MOLAR EQUIVALENT OF MONOHYDROXY MONOCARBOXYLIC ACID OF FROM 2 TO 6 CARBONS, INCLUSIVE; SAID WASHED COMPOSITION CONSISTING ESSENTIALLY OF: (A) AN AVERAGE TOTAL OF AT LEAST ONE MOLAR EQUIVALENT AND NOT MORE THAN 2 MOLAR EQUIVALENTS OF CARBOXYLIC ACID PER MOL OF GLYCERIDE ESTER, WHEREBY THE AVERAGE MOLECULE OF GLYCERIDE ESTER CONTAINS AT LEAST ONE AND NOT MORE THAN TWO UNESTERIFIED GLYCERYL HYDROXYL GROUPS, (B) AN AVERAGE OF AT LEAST ONE AND NOT MORE THAN 2 MONOHYDROXY MONOCARBOXYLIC ACID RADICALS PER TWO MOLS OF GLYCERIDE ESTER, (C) AN AVERAGE TOTAL OF AT LEAST 2 AND NOT MORE THAN 4 ESTERIFIABLE HYDROXYL GROUPS PER TWO MOLS OF GLYCERIDE ESTER, (D) AT LEAST 16% OF MONOGLYCERIDES BY WEIGHT ON SAID WASHED COMPOSITION, AND (E) NOT MORE THAN SMALL AMOUNTS OF TRIGLYCERIDES, SAID COMPOSITION HAVING A SAPONIFICATION VALUE BETWEEN ABOUT 204 AND 242.
References Cited (Backward Citations)
US2509414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |