Hydrocarbon composition
Disclosed is a hydrocarbon composition containing isomerised paraffins having specific cut-off points in a distillation curve, a density from 768.0 to 772.0 and an average carbon number of 14.3 to 15.1. The hydrocarbon composition can be used as a fuel or fuel component, especially a jet fuel. Disclosed is also a method to produce a hydrocarbon composition. The isomerised paraffins in the hydrocarbon composition can be from a renewable source.
1. A hydrocarbon composition comprising:
isomerised paraffins, wherein:
the hydrocarbon composition is configured to possess a T10 (° C.) cut-off temperature from 185 to 205° C., a T90 (° C.) cut-off temperature from 270 to 295° C. and a final boiling point (° C.) from 275 to 300° C.; and
a density of the hydrocarbon composition is from 768.0 to 772.0 kg/m 3 as measured using standard ASTM D4052; and
an average carbon number of hydrocarbons in the hydrocarbon composition is from 14.3 to 15.1.
2. The hydrocarbon composition according to claim 1 , wherein the average carbon number of the hydrocarbons of the hydrocarbon composition is from 14.5 to 15.1.
3. The hydrocarbon composition according to claim 2 , wherein the density of the hydrocarbon composition is configured to be from 770.0 to 772.0 kg/m 3 .
4. The hydrocarbon composition according to claim 3 , wherein at least 60 wt-% of the hydrocarbons have a carbon number from 14 to 17.
5. The hydrocarbon composition according to claim 4 , wherein the composition is configured to possess a freezing point below −40° C.
6. A fuel or fuel component comprising:
a hydrocarbon composition according to claim 5 .
7. The hydrocarbon composition according to claim 1 , wherein the density of the hydrocarbon composition is configured to be from 770.0 to 772.0 kg/m 3 .
8. The hydrocarbon composition according to claim 1 , wherein at least 60 wt-% of the hydrocarbons have a carbon number from 14 to 17.
9. The hydrocarbon composition according to claim 1 , wherein the composition is configured to possess a freezing point below −40° C.
10. A fuel or fuel component comprising:
a hydrocarbon composition according to claim 1 .
11. The fuel or fuel component of claim 10 , wherein the fuel or fuel component is configured as a jet fuel or a jet fuel component.
12. The fuel or fuel component according to claim 10 , wherein the fuel or fuel component is a jet fuel comprising:
up to 50 vol. % of the hydrocarbon composition containing isomerized paraffins, wherein:
the hydrocarbon composition is configured to possess a T10 (° C.) cut-off temperature from 185 to 205° C., a T90 (° C.) cut-off temperature from 270 to 295° C. and a final boiling point (° C.) from 275 to 300° C.;
a density of the hydrocarbon composition is from 768.0 to 772.0 kg/m 3 as measured using standard ASTM D4052; and
an average carbon number of hydrocarbons in the hydrocarbon composition is from 14.3 to 15.1; and a balance of the fuel or fuel component is a petroleum based jet fuel.
13. The fuel or fuel component according to claim 12 , wherein the fuel or fuel component is a jet fuel containing from 3 vol. % to 50 vol. % of the hydrocarbon composition containing isomerized paraffins, wherein:
the hydrocarbon composition is configured to possess a T10 (° C.) cut-off temperature from 185 to 205° C., a T90 (° C.) cut-off temperature from 270 to 295° C. and a final boiling point (° C.) from 275 to 300° C.;
a density of the hydrocarbon composition is from 768.0 to 772.0 kg/m 3 as measured using standard ASTM 04052; and
an average carbon number of hydrocarbons in the hydrocarbon composition is from 14.3 to 15.1; and a balance of the fuel or fuel component is a petroleum based jet fuel.
14. The fuel or fuel component according to claim 10 , wherein the fuel or fuel component is a jet fuel containing from 3 vol. % to 50 vol. %, of the hydrocarbon composition containing isomerized paraffins, wherein:
the hydrocarbon composition is configured to possess a T10 (° C.) cut-off temperature from 185 to 205° C., a T90 (° C.) cut-off temperature from 270 to 295° C. and a final boiling point (° C.) from 275 to 300° C.;
a density of the hydrocarbon composition is from 768.0 to 772.0 kg/m 3 as measured using standard ASTM D4052; and
an average carbon number of hydrocarbons in the hydrocarbon composition is from 14.3 to 15.1; and a balance of the fuel or fuel component is a petroleum based jet fuel.
15. A method to produce a hydrocarbon composition of claim 1 , wherein the method comprises:
providing a renewable feedstock containing fatty acids;
deoxygenating the feedstock to produce paraffins;
subjecting the produced paraffins to isomerisation to produce isomerised paraffins; and
fractionating the produced isomerised paraffins to obtain a hydrocarbon composition wherein:
the hydrocarbon composition is configured to possess a T10 (° C.) cut-off temperature from 185 to 205° C., a T90 (° C.) cut-off temperature from 270 to 295° C. and a final boiling point (° C.) from 275 to 300° C.; and
a density of the hydrocarbon composition is from 768.0 to 772.0 kg/m 3 as measured using standard ASTM D4052; and
an average carbon number of hydrocarbons in the hydrocarbon composition is from 14.3 to 15 containing isomerized paraffins.
16. The method of claim 15 , wherein the fractionation comprises:
fractionating the produced isomerised paraffins so that the hydrocarbon composition contains isomerized paraffins, wherein:
the hydrocarbon composition is configured to possess a T10 (° C.) cut-off temperature from 185 to 205° C., a T90 (° C.) cut-off temperature from 270 to 295° C. and a final boiling point (° C.) from 275 to 300° C.; and
a density of the hydrocarbon composition is from 768.0 to 772.0 kg/m 3 as measured using standard ASTM D4052; and
an average carbon number of hydrocarbons in the hydrocarbon composition is from 14.3 to 15.1 obtained as a single fraction with a yield of at least 20 wt-%, calculated on a total isomerised paraffin content.
17. The method of claim 15 , wherein the fractionation comprises:
fractionating the produced isomerised paraffins so that the hydrocarbon composition contains isomerized paraffins, wherein:
the hydrocarbon composition is configured to possess a T10 (° C.) cut-off temperature from 185 to 205° C., a T90 (° C.) cut-off temperature from 270 to 295° C. and a final boiling point (° C.) from 275 to 300° C.; and
a density of the hydrocarbon composition is from 768.0 to 772.0 kg/m 3 as measured using standard ASTM 04052; and
an average carbon number of hydrocarbons in the hydrocarbon composition is from 14.3 to 15.1 obtained as a single fraction with a yield of at least 20 wt-%, calculated on a total isomerised paraffin content.
18. The hydrocarbon composition according to claim 1 , wherein the composition is configured to possess a freezing point below −40° C.