Fuel composition

1. A fuel composition comprising a) 70-86% by volume of ethanol and b) 5-20% by volume of a hydrocarbon component comprising hydrocarbons derived from feedstock comprising tall oil material, where said hydrocarbon component has RON of 50-70 and said hydrocarbon component comprises 25-60 mass % of naphthenes.

2. The fuel composition according to claim 1 , wherein 30% by volume of the hydrocarbon component is evaporated at 70° C., 50% by volume of the component is evaporated at 100° C., and at least 85% by volume of the component is evaporated at temperatures up to 150° C., as measured by the method of EN ISO 3405.

3. The fuel composition according to claim 1 , wherein the hydrocarbon component has RON of 55-70.

4. The fuel composition according to claim 1 , wherein the hydrocarbon component comprises 8-30 mass % of C 4-12 linear alkanes, preferably 10-20 mass % of C 4-12 linear alkanes.

5. The fuel composition according to claim 1 , wherein the hydrocarbon component comprises 5-50 mass % of C 4-12 branched alkanes, preferably 20-40 mass % C 4-12 branched alkanes.

6. The fuel composition according to claim 1 , wherein the hydrocarbon component comprises 30-50 mass % of naphthenes, preferably 35-45 mass % of naphthenes.

7. The fuel composition according to claim 1 , wherein the hydrocarbon component comprises 0.1-25 mass % of C 6-12 aromatic hydrocarbons, preferably 0.1-10 mass % of C 6-12 aromatic hydrocarbons.

8. The fuel composition according to claim 1 , wherein the hydrocarbon component comprises no more than 1 mass % of alkenes.

9. The fuel composition according to claim 1 , wherein the hydrocarbon component comprises no more than 0.5 mass % in total of oxygen containing compounds, preferably no more than 0.2 mass % of oxygen containing compounds.

10. The fuel composition according to claim 1 , wherein said composition comprises 0.5-14% by volume, preferably 2-10% by volume of butane.

11. The fuel composition according to claim 1 , wherein said composition comprises 0.1-2% by volume of methanol, preferably 0.1-1% by volume of methanol.

12. The fuel composition according to claim 1 , wherein said composition comprises 0.1-2% by volume of C3-C8 alcohol or alcohols.

13. The fuel composition according to claim 1 , wherein said composition comprises 0.1-5.2% by volume of tertiary alkyl ether or ethers.

14. The fuel composition according to claim 1 , wherein said composition comprises less than 10 mg/kg of sulphur, preferably less than 5 mg/kg of sulphur.

15. The fuel composition according to claim 1 , wherein said composition comprises less than 1 ppm of lead.

16. The fuel composition according to claim 1 , wherein said composition comprises less than 2% by volume of aromatic compounds, preferably 0.05-1% by volume of aromatic compounds.

17. The fuel composition according to claim 1 , wherein said composition has vapor pressure of 35-95 kPa.

18. The fuel composition according to claim 1 , wherein said composition has vapor pressure of 50-95 kPa.

19. The fuel composition according to claim 1 , wherein said composition has vapor pressure of 35-70 kPa.

20. The fuel composition according to claim 1 , wherein said composition has RON/MON of at least 95/85, preferably of at least 104/88.

21. The fuel composition according to claim 1 , wherein said composition complies with E85 international standard.

22. A fuel composition comprising a) 70-86% by volume of ethanol and b) 5-20% by volume of a hydrocarbon component comprising hydrocarbons derived from feedstock comprising tall oil material, where said hydrocarbon component has RON of 50-70 and said hydrocarbon component comprises 25-60 mass % of naphthenes, and where the hydrocarbon component is obtainable by a method comprising the step of hydroprocessing feedstock comprising tall oil material in the presence of at least one hydroprocessing catalyst and fractionating the hydroprocessed product.

23. The fuel composition according to claim 22 , wherein the feedstock comprising tall oil material is selected from crude tall oil, purified tall oil, tall oil resin acids, tall oil fatty acids, tall oil pitch, tall oil neutral substances, pyrolysis oil and any combinations thereof.

24. The fuel composition according to claim 22 , wherein the feedstock comprising tall oil material is purified before it is subjected to catalytic hydroprocessing.

25. The fuel composition according to claim 22 , wherein the purification comprises evaporation treatment carried out in one, two or three evaporation steps.

26. The fuel composition according to claim 22 , wherein the feedstock comprising tall oil material is fed to a catalytic hydroprocessing, which comprises a catalytically active guard bed phase and a main reaction phase comprising a combination of a HDO catalyst and HDW catalyst, the feedstock is treated with hydrogen in the reactor system to obtain a hydroprocessed product.

27. The fuel composition according to claim 26 , wherein the HDO catalyst is a catalyst comprising Ni, Mo and/or Co, or a mixture of Ni, Mo and Co.

28. The fuel composition according to claim 26 , wherein the HDW catalyst is a catalyst comprising NiW, or zeolite with medium or large pore sizes, or a combination thereof.

29. The fuel composition according to claim 22 , wherein the feedstock comprises in addition to tall oil materials other oils and fats derived from plants, animals including fish, algae, microbiological processes, waste oils and fats, and any combinations thereof.

30. A method for the manufacture of a fuel composition, said method comprising the steps of blending 70-86% by volume of ethanol, and 5-20% by volume of a hydrocarbon component comprising hydrocarbons derived from feedstock comprising tall oil material where said hydrocarbon component has RON of 50-70, and it comprises 25-60 mass % of naphthenes.