Patent US3277128A successfully refreshed from Google Patents.
US3277128A
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Reaction product of a polymerized 1, 2-alkylene imine and an epoxy, thioethoxy or hydroxy aromatic compound, each containing an oleophilic group of at least 10 carbon atoms
Assignee: Shell USA Inc
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Filing: 1965-02-26
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Granted: 1966-10-04
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Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Henricus G P Van Der Voort
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:23
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/02; C08G73/0206; C08G73/0213
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
AN OIL-SOLUBLE REACTION PRODUCT OBTAINED BY REACTING AT BETWEEN 20*C. AND 130*C. A POLYMERIZED 1,2ALKYLENE IMINE CONTAINING AN AVERAGE OF 15-25 IMINE UNITS IN THE MOLECULE AND EACH ALKYLENE RADICAL IN THE IMINE UNIT HAVING FROM 2 TO 16 CARBON ATOMS WITH AN OIL-SOLUBLE POLAR-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF AND EPOXY ALKANE HAVING FROM 14 TO 18 CARBON ATOMS, AND THIOEPOXY ALKANE HAVING FROM 14 TO 18 CARBON ATOMS IN THE MOLECULE, ESTERS OF GLYCIDOL AND ALKANOIC ACIDS HAVING FROM 10 TO 30 CARBON ATOMS, GLYCIDYL ETHERS OF AN ALCOHOL SELECTED FROM THE GROU CONSISTING OF ALKYL PHENOL AND ALKANOL EACH HAVING FROM 14 TO 18 CARBON ATONS C14-18 ALKYL PHENOLS, THE IMINE BEING PRESENT IN THE AMOUNT OF 1.25 TO 2 GRAM-EQUIVALENTS PER GRAM-EQUIVALENT OF THE OIL-SOLUBLE POLAR-CONTAINING COMPOUND.
Claim 2
Dependent Claim
133 words
AN OIL-SOLUBLE REACTION PRODUCT OBTAINED BY REACTING AT BETWEEN 20*C. AND 130*C. A POLYMERIZED 1,2ALKYLENE IMINE CONTAINING AN AVERAGE OF 15-25 IMINE UNITS IN THE MOLECULE AND EACH ALKYLENE RADICAL IN THE IMINE UNIT HAVING FROM 2 TO 16 CARBON ATOMS WITH AN OIL-SOLUBLE POLAR-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF AND EPOXY ALKANE HAVING FROM 14 TO 18 CARBON ATOMS, AND THIOEPOXY ALKANE HAVING FROM 14 TO 18 CARBON ATOMS IN THE MOLECULE, ESTERS OF GLYCIDOL AND ALKANOIC ACIDS HAVING FROM 10 TO 30 CARBON ATOMS, GLYCIDYL ETHERS OF AN ALCOHOL SELECTED FROM THE GROU CONSISTING OF ALKYL PHENOL AND ALKANOL EACH HAVING FROM 14 TO 18 CARBON ATONS C14-18 ALKYL PHENOLS, THE IMINE BEING PRESENT IN THE AMOUNT OF 1.25 TO 2 GRAM-EQUIVALENTS PER GRAM-EQUIVALENT OF THE OIL-SOLUBLE POLAR-CONTAINING COMPOUND.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |