초록 ▼

Disclosed here are compositions rich in omega-7 fatty acids, including palmitoleic acid, and products rich in omega-7 fatty acids derived from algal biomass. The algae and/or compositions rich in omega-7 fatty acids may be used in products or as ingredients of products. Methods and systems for incre

Disclosed here are compositions rich in omega-7 fatty acids, including palmitoleic acid, and products rich in omega-7 fatty acids derived from algal biomass. The algae and/or compositions rich in omega-7 fatty acids may be used in products or as ingredients of products. Methods and systems for increasing the production or concentration of omega-7 fatty acids, and isolating omega-7 fatty acids from algal biomass are also disclosed herein.

대표청구항 ▼

1. A method of isolating an omega-7 fatty acid ester from algal biomass, comprising the steps of: (a) Extracting oil from algal biomass comprising C16:1 fatty acids;(b) Transesterifying the extracted oil to generate a first algal extract mixture;(c) Decanting the first algal extract mixture to separ

1. A method of isolating an omega-7 fatty acid ester from algal biomass, comprising the steps of: (a) Extracting oil from algal biomass comprising C16:1 fatty acids;(b) Transesterifying the extracted oil to generate a first algal extract mixture;(c) Decanting the first algal extract mixture to separate a second algal extract fraction and a fraction comprising glycerine and water;(d) A first distilling of the second algal extract fraction to separate a third algal extract fraction and a fraction comprising carotenoids, chlorophylls, and unesterified material;(e) A second distilling of the third algal extract fraction to separate a fraction rich in omega-7 esters and a fraction rich in eicosapentaenoic acid (EPA) esters; and(f) Isolating the fraction rich in omega-7 esters from the fraction rich in EPA esters. 2. The method of claim 1, further comprising: degumming the extracted oil. 3. The method of claim 1, further comprising: hydrodeoxygenating the fraction rich in omega-7 esters to generate an algae green diesel fraction. 4. The method of claim 3, further comprising: isomerizing the algae green diesel fraction to generate an algae jet fuel fraction. 5. The method of claim 1, wherein the first distilling step is a molecular distillation. 6. A method of isolating an omega-7 fatty acid ester from algal biomass, comprising the steps of: (a) Extracting oil from algal biomass comprising C16:1 fatty acids;(b) Adding a solvent to the extracted oil to generate a first algal extract mixture;(c) Transesterifying the first algal extract mixture to generate a second algal extract mixture;(d) Decanting the second algal extract mixture to separate a third algal extract fraction and a fraction comprising glycerine and water;(e) A first distilling of the third algal extract fraction to separate a fourth algal extract fraction and a fraction comprising carotenoids, chlorophylls, and unesterified material;(f) A second distilling of the fourth algal extract fraction to separate a first fraction rich in omega-7 esters and a fraction rich in eicosapentaenoic acid (EPA) esters; and(g) Isolating the first fraction rich in omega-7 esters from the fraction rich in EPA esters. 7. The method of claim 6, further comprising: (a) Crystallizing the first fraction rich in omega-7 esters to separate a second fraction rich in omega-7 and a fraction rich in saturated biodiesel esters. 8. The method of claim 6, further comprising: (a) Separating the first fraction rich in omega-7 esters using supercritical fluid chromatography into a second fraction rich in omega-7 and a fraction rich in saturated biodiesel esters. 9. The method of claim 6, further comprising: (a) Transesterifying the fraction rich in EPA esters to generate EPA monoglyceride. 10. The method of claim 6, wherein the first distilling step is a molecular distillation. 11. A method of producing alkanes from an algal oil, comprising the steps of: (a) Extracting oil from algal biomass;(b) Mixing the extracted oil with a solvent and heating in a solvent extraction process to generate a first algal extract fraction and a water soluble fraction;(c) Separating the first algal extract fraction and the water soluble fraction;(d) Degumming the first algal extract fraction with acid and heat to generate a second algal extract fraction and a fraction comprising lecithin, metals and glycolipids;(e) Separating the second algal extract fraction and the fraction comprising lecithin, metals and glycolipids;(f) Adsorption of the second algal extract fraction with a solvent wash to generate a third algal extract fraction and a fraction comprising carotenoids and chlorophylls;(g) Separating the third algal extract fraction and the fraction comprising carotenoids and chlorophylls;(h) Crystallizing the third algal extract fraction with chilling to separate a fraction rich in EPA and a fraction rich in saturated oils; and(i) Hydrotreating the fraction rich in saturated oils to generate alkanes.