Distillate fuel oil containing nitrogen-containing salts or amides as was crystal modifiers
阅读：469发布：2021-09-09
专利汇可以提供Distillate fuel oil containing nitrogen-containing salts or amides as was crystal modifiers专利检索，专利查询，专利分析的服务。并且Addition to distillate fuel oil of wax crystal modifying amides or salts, of limited oil solubility, formed from acids with amines or ammonia improves the cold-flow properties of the oil.，下面是Distillate fuel oil containing nitrogen-containing salts or amides as was crystal modifiers专利的具体信息内容。
2. A composition according to claim 1, wherein said material is an amide.
2. monoamine of the formula: wherein R1 is a C1 to C21 hydrocarbon group, R2 and R3 are each selected from the group consisting of hydrogen and C1 to C8 hydrocarbon groups, said hydrocarbon groups being unsubstituted or hydroxy substituted and
2. monoamine of the formula: wherein R1 is a C1 to C21 hydrocarbon group, and R2 and R3 are each selected
2. phenol substituted with one to three alkyl groups of one to 12 carbons each,
2. monoamine of the formula: wherein R1 is a C1 to C21 hydrocarbon group, and R2 and R3 are each selected from the group consisting of hydrogen and C1 to C8 hydrocarbon groups, said hydrocarbon groups being unsubstituted or hydroxy substituted,
2. phenol substituted with zero-three alkyl groups of one to 12 carbons each, from the group consisting of hydrogen and C1 to C8 hydrocarbon groups, said hydrocarbon groups being unsubstituted or hydroxy substituted, and
2. phenol substituted with 0-3 alkyl groups of one to 12 carbons each,
3. inorganic acid, and
3. alkylene polyamine having two to ten nitrogen atoms, said nitrogen-containing material having at least one straight chain hydrocarbon group of at least six carbon atoms and having a total number of carbon atoms in the range of about seven to 60.
3. ethylene polyamine having 2 to 10 nitrogen atoms, said nitrogen-containing materials having at least one Straight chain hydrocarbon group of at least six carbon atoms and having a total number of carbon atoms in the range of about 12 to 30.
3. inorganic mineral acid, and
3. inorganic acid, and
3. ethylene polyamine having two to ten nitrogen atoms, said nitrogen-containing material having at least one straight chain hydrocarbon group of at least six carbon atoms and having a total number of carbon atoms in the range of about seven to 60, and wherein said methylene backbone pour point depressant has a number average molecular weight of about 1,000 to 5,000, and is a copolymer of 3 to 40 moles of ethylene per molar proportion of an ester of the formula:
3. A composition according to claim 1, wherein said material is a salt.
4. A composition accorDing to claim 1, wherein said acid component is a monocarboxylic acid and said nitrogen component is a primary monoamine.
4. sulfonic acid of the formula R-SO2OH where R is a C6-C36 hydrocarbon group, reacted with: B. a nitrogen component selected from the group consisting of:
4. sulfonic acid of the formula R-SO2OH where R is a C6-C36 hydrocarbon group, reacted with: B. a nitrogen component selected from the group consisting of:
4. sulfonic acid of the formula R-SO2OH where R is a C6-C36 hydrocarbon group, reacted with: B. a nitrogen component selected from the group consisting of:
5. A composition according to claim 4, wherein said acid is hydroxy substituted.
6. A composition according to claim 5, wherein said amine is an ethanol amine.
7. A composition according to claim 1, wherein said material is an amide of a monocarboxylic acid and an ethanol amine.
8. A composition according to claim 1, wherein said material is a salt of monocarboxylic acid and ammonia.
9. A composition according to claim 1, wherein said material is the salt of a monocarboxylic acid and said monoamine.
10. A composition according to claim 1, wherein said material is a salt of a monocarboxylic acid and of an ethanol amine.
11. A composition according to claim 1, wherein said polymethylene backbone pour point depressant has a number average molecular weight in the range of about 1,000 to 5,000 and is a copolymer of 4 to 20 moles of ethylene and said ester, wherein said fuel is a heating oil, wherein the amount of said methylene backbone pour point depressant is in the range of 0.005 to 0.15 wt. %, and the amount of said nitrogen-containing material is in the range of 0.005 to 0.15 wt. %.
12. A composition according to claim 11, wherein in said ester, R1 is hydrogen and R2 is selected from the group consisting of -OOCR4 and -COOR4 wherein R4 is a C1 to C4 alkyl group, and wherein R3 is selected from the group consisting of hydrogen and -COOR4.
13. A composition according to claim 12, wherein said ester is vinyl acetate.
14. A composition according to claim 12, wherein said ester is isobutyl acrylate.
15. A composition according to claim 11, wherein said pour depressant is polyethylene chlorinated to contain about 5 to 35 wt. % chlorine.
16. A fuel oil composition for heating comprising a major amount of fuel oil consisting essentially of middle distillate fuel and 0 to 70 wt. % of residua fuel, 0.005 to 0.15 wt. % of an oil-soluble polymethylene backbone pour depressant, having a molecular weight of about 1,000 to 5,000, which is a copolymer of 4 to 20 molar proportions of ethylene per molar proportion of an ester of the formula:
17. An additive concentrate for treating fuel oil compositions containing distillate fuel oil to improve its cold flow properties comprising a major amount of a hydrocarbon carrier and about one to 20 wt. % of finely divided limited, solubility-in-oil nitrogen-containing wax crystal modifier suspended in said oil, and about two to 29 wt. % of a methylene backbone oil-soluble pour point depressant dissolved in said hydrocarbon carrier, said nitrogen-containing material being selected from the group consisting of amides and salts of: A. an acid component selected from the group consisting of:
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