US4098585A
Expired / Lapsed
US
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Amine-alkenylsuccinic acid or anhydride reaction product
Assignee: Texaco Inc
•
Filing: 1976-06-07
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Granted: 1978-07-04
•
Expires: 1996-06-07
Abstract
Abstract An amine-alkenylsuccinic acid or anhydride reaction product in which the alkenyl radical has a moleculer weight ranging from about 250 to 3000, and a motor fuel composition containing said amine-alkenylsuccinic acid or anhydride are provided.
Inventors
- 👤 Paul F. Vartanian
- 👤 Joseph B. Biasotti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:32
CPC Classifications
C; C10; C10M; C10M133/00; C10M133/52; C10M133/56; C07; C07C; C07C57/00; C07C57/02; C07C57/13; C08; C08F; C08F8/00; C08F8/30; C08F8/32; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/234; C10L1/238; C10L1/2383; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2203/06; C10M2203/10; C10M2205/00; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/06; C10M2215/064; C10M2215/08; C10M2215/082; C10M2215/086; C10M2215/12; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/26; C10M2215/28; C10M2215/30; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/046; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10N; C10N2010/00; C10N2010/04
Claims Analysis
Total Claims: 35
Claim 1
Independent Claim
191 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and a minor detergent amount of a reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound, having the structural unit represented by the formula: ##STR6## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000, with an amine, represented by the formula: R'R"N-- X -- Y in which R' and R" represent hydrogen or a monovalent alkyl, aminoalkyl or hydroxyalkyl radical having from 1 to 8 carbon atoms, X is a divalent hydrocarbon radical having from 2 to 8 carbon atoms and Y is a radical, selected from the group consisting of hydrogen, amino, hydroxy and a radical having the formula O(R''' O) x H in which R"' is an alkylene radical having from 2 to 3 carbon atoms and x is an integer from 1 to 5, in the presence of a free radical initiator, selected from the group consisting of organic peroxides, azo and diazo compounds, the molar proportion of said amine to said succinic acid or anhydride being greater than one.
Claim 2
Dependent Claim
191 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and a minor detergent amount of a reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound, having the structural unit represented by the formula: ##STR6## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000, with an amine, represented by the formula: R'R"N-- X -- Y in which R' and R" represent hydrogen or a monovalent alkyl, aminoalkyl or hydroxyalkyl radical having from 1 to 8 carbon atoms, X is a divalent hydrocarbon radical having from 2 to 8 carbon atoms and Y is a radical, selected from the group consisting of hydrogen, amino, hydroxy and a radical having the formula O(R''' O) x H in which R"' is an alkylene radical having from 2 to 3 carbon atoms and x is an integer from 1 to 5, in the presence of a free radical initiator, selected from the group consisting of organic peroxides, azo and diazo compounds, the molar proportion of said amine to said succinic acid or anhydride being greater than one.
Claim 3
Dependent Claim
28 words
A motor fuel composition according to claim 1 in which said alkenyl radical in said alkenyl succinic compound has a molecular weight ranging from about 500 to 2000.
Claim 4
Dependent Claim
27 words
A motor fuel composition according to claim 1 in which said alkenyl radical in said alkenyl succinic compound has a molecular weight from about 750 to 1500.
Claim 5
Dependent Claim
28 words
A motor fuel composition according to claim 1 in which the molar proportion of said amine to said alkenyl-succinic acid or anhydride ranges from about 1.5 to 10.
Claim 6
Dependent Claim
28 words
A motor fuel composition according to claim 1 in which the molar proportion of said amine to said alkenyl succinic acid or anhydride ranges from 2 to 5.
Claim 7
Dependent Claim
32 words
A motor fuel composition according to claim 1 in which said alkenyl succinic compound is polyisobutenyl succinic anhydride and said polyisobutenyl radical has an average molecular weight ranging from 1050 to 1400.
Claim 8
Dependent Claim
32 words
A motor fuel composition according to claim 1 in which said alkenyl succinic compound is polypropylene succinic anhydride and said polypropylene radical has an average molecular weight ranging from 1050 to 1400.
Claim 9
Dependent Claim
14 words
A motor fuel composition according to claim 1 in which said amine is diethylenetriamine.
Claim 10
Dependent Claim
14 words
A motor fuel composition according to claim 1 in which said amine is tetraethylenepentamine.
Claim 11
Dependent Claim
14 words
A motor fuel composition according to claim 1 in which said amine is ethanolamine.
Claim 12
Dependent Claim
28 words
A motor fuel composition according to claim 1 in which said amine is alkoxylated with from 1 to 5 moles of an alkylene oxide per mole of amine.
Claim 13
Dependent Claim
20 words
A motor fuel composition according to claim 1 containing from about 0.001 to 0.25 weight percent of said reaction product.
Claim 14
Dependent Claim
27 words
A motor fuel composition for a four-cycle internal combustion gasoline engine according to claim 1 containing from about 0.003 to 0.10 weight percent of said reaction product.
Claim 15
Dependent Claim
88 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and a minor detergent amount of a reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound, having the structural unit represented by the formula: ##STR7## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000 with ethylenediamine in the presence of a free radical initiator, the molar proportion of said ethylenediamine to said succinic acid or anhydride being greater than one.
Claim 16
Dependent Claim
88 words
A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range and a minor detergent amount of a reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound, having the structural unit represented by the formula: ##STR7## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000 with ethylenediamine in the presence of a free radical initiator, the molar proportion of said ethylenediamine to said succinic acid or anhydride being greater than one.
Claim 17
Dependent Claim
27 words
A motor fuel composition according to claim 14 in which said alkenyl radical in said alkenyl succinic compound has a molecular weight from about 750 to 1500.
Claim 18
Dependent Claim
172 words
A reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound having the structural unit represented by the formula: ##STR8## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000 with an amine, represented by the formula: R'R"N -- X -- Y in which R' and R" represent hydrogen or a monovalent alkyl, aminoalkyl or hydroxyalkyl radical having from 1 to 8 carbon atoms, X is a divalent hydrocarbon radical having from 2 to 8 carbon atoms and Y is a radical, selected from the group consisting of hydrogen, amino, hydroxy and a radical having the formula O(R''' O) x H in which R"' is an alkylene radical having from 2 to 3 carbon atoms and x is an integer from 1 to 5, in the presence of a free radical initiator, selected from the group consisting of organic peroxides, azo and diazo compounds, the molar proportion of said amine to said succinic acid or anhydride being greater than one.
Claim 19
Dependent Claim
172 words
A reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound having the structural unit represented by the formula: ##STR8## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000 with an amine, represented by the formula: R'R"N -- X -- Y in which R' and R" represent hydrogen or a monovalent alkyl, aminoalkyl or hydroxyalkyl radical having from 1 to 8 carbon atoms, X is a divalent hydrocarbon radical having from 2 to 8 carbon atoms and Y is a radical, selected from the group consisting of hydrogen, amino, hydroxy and a radical having the formula O(R''' O) x H in which R"' is an alkylene radical having from 2 to 3 carbon atoms and x is an integer from 1 to 5, in the presence of a free radical initiator, selected from the group consisting of organic peroxides, azo and diazo compounds, the molar proportion of said amine to said succinic acid or anhydride being greater than one.
Claim 20
Dependent Claim
27 words
A reaction product according to claim 16 in which said alkenyl radical in said alkenyl succinic compound has a molecular weight ranging from about 500 to 2000.
Claim 21
Dependent Claim
26 words
A reaction product according to claim 16 in which said alkenyl radical in said alkenyl succinic compound has a molecular weight from about 750 to 1500.
Claim 22
Dependent Claim
16 words
A reaction product according to claim 16 in which said alkenylsuccinic compound is a polyisobutenylsuccinic anhydride.
Claim 23
Dependent Claim
16 words
A reaction product according to claim 16 in which said alkenylsuccinic compound is a polypropenylsuccinic anhydride.
Claim 24
Dependent Claim
28 words
A reaction product according to claim 16 in which the molar proportion of said amine to said alkenyl succinic acid or anhydride ranges from about 1.5 to 10.
Claim 25
Dependent Claim
27 words
A reaction product according to claim 16 in which the molar proportion of said amine to said alkenyl succinic acid or anhydride ranges from 2 to 5.
Claim 26
Dependent Claim
31 words
A reaction product according to claim 16 in which said alkenyl succinic compound is polyisobutenyl succinic anhydride and said polyisobutenyl radical has an average molecular weight ranging from 1050 to 1400.
Claim 27
Dependent Claim
13 words
A reaction product according to claim 16 in which said amine is diethylenetriamine.
Claim 28
Dependent Claim
13 words
A reaction product according to claim 16 in which said amine is tetraethylenepentamine.
Claim 29
Dependent Claim
13 words
A reaction product according to claim 16 in which said amine is ethanolamine.
Claim 30
Dependent Claim
27 words
A reaction product according to claim 16 in which said amine is alkoxylated with from 1 to 5 moles of an alkylene oxide per mole of amine.
Claim 31
Dependent Claim
15 words
A reaction product according to claim 27, in which said alkylene oxide is ethylene oxide.
Claim 32
Dependent Claim
68 words
A reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound having the structural unit represented by the formula: ##STR9## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000 with ethylenediamine in the presence of a free radical initiator, the molar proportion of said ethylenediamine to said succinic acid or anhydride being greater than one.
Claim 33
Dependent Claim
68 words
A reaction product prepared by the process which comprises reacting an alkenylsuccinic acid or anhydride compound having the structural unit represented by the formula: ##STR9## in which R is an alkenyl radical having a molecular weight ranging from about 250 to 3000 with ethylenediamine in the presence of a free radical initiator, the molar proportion of said ethylenediamine to said succinic acid or anhydride being greater than one.
Claim 34
Dependent Claim
26 words
A reaction product according to claim 29 in which said alkenyl radical in said alkenyl succinic compound has a molecular weight from about 750 to 1500.
Claim 35
Dependent Claim
15 words
A reaction product according to claim 29 in which said free radical initiator is azobisiso-butyronitrile.
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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) | 1981-07-03 | 1982-01-02 | 1982-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-07-03 | 1986-01-02 | 1986-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-07-03 | 1990-01-02 | 1990-07-04 | $7700.00 | Window Closed / Lapsed |