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Patent US4322304A successfully refreshed from Google Patents.
US4322304A
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Bis(disubstituted aminomethyl)phenols as ashless hydrocarbon additives
Assignee: Phillips Petroleum Co
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Filing: 1980-04-29
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Granted: 1982-03-30
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Expires: 2000-04-29
Abstract
Abstract Ashless hydrocarbon fuel compositions comprising a hydrocarbon fuel for a combustion engine and bis(disubstituted aminomethyl)phenol. Ashless lubricating compositions comprising a lubricating stock and bis(disubstituted aminomethyl)phenol. Bis(disubstituted aminomethyl)phenols, particularly bis(disubstituted aminomethyl)alkyl phenols as novel compositions of matter.
Inventors
- 👤 Robert M. Parlman
- 👤 Lyle D. Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:08
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/232; C10L1/233; C10L1/2335; C10M; C10M133/00; C10M133/02; C10M133/04; C10M133/12; C10M133/14; C10M133/38; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
76 words
An ashless hydrocarbon fuel composition comprising a gasoline-containing hydrocarbon fuel for an internal combustion engine and bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR2## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 2
Dependent Claim
76 words
An ashless hydrocarbon fuel composition comprising a gasoline-containing hydrocarbon fuel for an internal combustion engine and bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR2## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 3
Dependent Claim
12 words
An ashless hydrocarbon fuel composition of claim 1 wherein R is hydrogen.
Claim 4
Dependent Claim
15 words
An ashless hydrocarbon fuel composition of claim 1 wherein at least one R is alkyl.
Claim 5
Dependent Claim
32 words
An ashless hydrocarbon fuel composition of claims 1, 2, or 3 wherein said bis(disubstituted aminomethyl)phenol is present in a concentration of about 0.0001 to about 1 weight percent of the total composition.
Claim 6
Dependent Claim
69 words
An ashless lubricating composition comprising a lube stock and bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR3## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 7
Dependent Claim
69 words
An ashless lubricating composition comprising a lube stock and bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR3## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 8
Dependent Claim
11 words
An ashless lubricating composition of claim 5 wherein R is hydrogen.
Claim 9
Dependent Claim
14 words
An ashless lubricating composition of claim 5 wherein at least one R is alkyl.
Claim 10
Dependent Claim
31 words
An ashless lubricating composition of claim 5, 6, or 7 wherein said bis(disubstituted aminomethyl)phenol is present in a concentration of about 0.01 to about 10 weight percent of the total composition.
Claim 11
Independent Claim
99 words
A method for producing an ashless hydrocarbon fuel composition comprising the addition to a gasoline-containing hydrocarbon fuel for an internal combustion engine of an amount of bis(disubstituted aminomethyl)phenol sufficient to act as an oxidation stabilizer for the composition, said bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR4## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 12
Independent Claim
99 words
A method for producing an ashless hydrocarbon fuel composition comprising the addition to a gasoline-containing hydrocarbon fuel for an internal combustion engine of an amount of bis(disubstituted aminomethyl)phenol sufficient to act as an oxidation stabilizer for the composition, said bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR4## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 13
Dependent Claim
9 words
A method of claim 9 wherein R is hydrogen.
Claim 14
Dependent Claim
12 words
A method of claim 9 wherein at least one R is alkyl.
Claim 15
Independent Claim
90 words
A method for producing an ashless lubricating composition comprising admixing with a lube stock an amount of bis(disubstituted aminomethyl)phenol sufficient to act as an oxidation stabilizer for the composition, said bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR5## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 16
Independent Claim
90 words
A method for producing an ashless lubricating composition comprising admixing with a lube stock an amount of bis(disubstituted aminomethyl)phenol sufficient to act as an oxidation stabilizer for the composition, said bis(disubstituted aminomethyl)phenol corresponding to the formula ##STR5## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 17
Dependent Claim
9 words
A method of claim 12 wherein R is hydrogen.
Claim 18
Dependent Claim
12 words
A method of claim 12 wherein at least one R is alkyl.
Claim 19
Dependent Claim
14 words
A composition of matter of claim 12 chosen from among 2,4-bis(dimethylaminomethyl)-6-tert-butylphenol, 2,4-bis(dimethylaminomethyl)-6-isopropylphenol, and 2,4-bis(diethylaminomethyl)phenol.
Claim 20
Dependent Claim
64 words
A composition of matter comprising bis(disubstituted aminomethyl)phenol of the formula ##STR6## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
Claim 21
Dependent Claim
64 words
A composition of matter comprising bis(disubstituted aminomethyl)phenol of the formula ##STR6## wherein R is hydrogen or an alkyl radical having 1 to 6 carbon atoms, R 1 and R 2 are alkyl radicals having 1 to 6 carbon atoms with the proviso that R 1 and R 2 taken together can be any alkylene or alkylene ether radical having 4 to 6 carbon atoms.
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) | 1985-03-29 | 1985-09-28 | 1986-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-03-29 | 1989-09-28 | 1990-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-03-29 | 1993-09-28 | 1994-03-30 | $7700.00 | Window Closed / Lapsed |