US4332595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ether amine detergent and motor fuel composition containing same
Assignee: Texaco Inc
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Filing: 1980-12-05
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Granted: 1982-06-01
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Expires: 2000-12-05
Abstract
Abstract A detergent additive represented by the formula: R--[O--CH.sub.2 --CH(CH.sub.3)].sub.y --NH--(CH.sub.2).sub.3 --NH.sub.2 in which R is a hydrocarbyl radical having from 8 to 18 carbon atoms and y is about 2 to 6, and a gasoline motor fuel composition containing same.
Inventors
- 👤 Sheldon Herbstman
- 👤 Joseph B. Biasotti
- 👤 Michael E. Brennan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:30
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222; C10L1/2225
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
30 words
A compound having the following formula: R--[O--CH.sub.2 --CH(CH.sub.3)].sub.y --NH--(CH.sub.2).sub.3 --NH.sub.2 where R is a hydrocarbyl radical having from 8 to 18 carbon atoms and y is about 2 to 6.
Claim 2
Dependent Claim
30 words
A compound having the following formula: R--[O--CH.sub.2 --CH(CH.sub.3)].sub.y --NH--(CH.sub.2).sub.3 --NH.sub.2 where R is a hydrocarbyl radical having from 8 to 18 carbon atoms and y is about 2 to 6.
Claim 3
Dependent Claim
19 words
A compound according to claim 1 where R is a hydrocarbyl radical having from 10 to 18 carbon atoms.
Claim 4
Dependent Claim
18 words
A compound according to claim 1 where R is a hydrocarbyl radical having 16 to 18 carbon atoms.
Claim 5
Dependent Claim
13 words
A compound according to claim 1 where y is about 2 to 5.
Claim 6
Dependent Claim
13 words
A compound according to claim 3 where y is about 2 to 5.
Claim 7
Dependent Claim
46 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing an additional compound having the formula: R--[O--CH.sub.2 --CH(CH.sub.3)].sub.y --NH--(CH.sub.2).sub.3 --NH.sub.2 where R is a hydrocarbyl radical having from 8 to 18 carbon atoms and y is about 2 to 6.
Claim 8
Dependent Claim
46 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing an additional compound having the formula: R--[O--CH.sub.2 --CH(CH.sub.3)].sub.y --NH--(CH.sub.2).sub.3 --NH.sub.2 where R is a hydrocarbyl radical having from 8 to 18 carbon atoms and y is about 2 to 6.
Claim 9
Dependent Claim
38 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing a compound with the formula in claim 6, but where R is a hydrocarbyl radical having from 10 to 18 carbon atoms.
Claim 10
Dependent Claim
38 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing a compound with the formula in claim 6, but where R is a hydrocarbyl radical having from 16 to 18 carbon atoms.
Claim 11
Dependent Claim
44 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing a compound with the formula in claim 6, but where R is a hydrocarbyl radical having from 10 to 18 carbon atoms and y is 2 to 5.
Claim 12
Dependent Claim
43 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing a compound with the formula in claim 6, but where R is a hydrocarbyl radical having 16 to 18 carbon atoms and y is 2 to 5.
Claim 13
Dependent Claim
24 words
A motor fuel composition according to claim 6, wherein the additive compound is from about 0.00032 to 0.0192 volume % of the fuel composition.
Claim 14
Dependent Claim
28 words
A motor fuel composition according to claim 6 wherein the concentration of the additive compound ranges from about 0.00092 to 0.0016 volume % of the motor fuel composition.
Claim 15
Dependent Claim
19 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing N-1-(oleyl isopropoxyl)-1,3-propane diamine.
Claim 16
Dependent Claim
19 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing N-1-(oleyl isopropoxyl)-1,3-propane diamine.
Claim 17
Dependent Claim
22 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing N-1-[pentadecyl(polyisopropoxyl) 4 .1 ]-1,3, propane diamine.
Claim 18
Dependent Claim
22 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing N-1-[pentadecyl(polyisopropoxyl) 4 .1 ]-1,3, propane diamine.
Claim 19
Dependent Claim
20 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing N-1-[stearyl(polyisopropoxy) 3 ]-1,3-propane diamine.
Claim 20
Dependent Claim
20 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and containing N-1-[stearyl(polyisopropoxy) 3 ]-1,3-propane diamine.
Claim 21
Dependent Claim
25 words
A motor fuel composition according to claim 6, containing the additive compound in an amount effective for imparting carburetor detergency properties to the fuel composition.
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) | 1985-05-31 | 1985-11-30 | 1986-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-05-31 | 1989-11-30 | 1990-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-05-31 | 1993-11-30 | 1994-06-01 | $7700.00 | Window Closed / Lapsed |