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782 inform December 2009, Vol. 20 (12) The use of alternative lipid be quantitatively analyzed via HPLC- 2.4% wt/wt low-melting (LM) lecithin, and CAD except for some volatile lipids such 1.4% wt/wt Tween 60 or 1.4% wt/wt Tween resources for bioenergy as common fatty acid methyl esters and 80] and a cosurfactant (0.6% taurodeoxy- Zyaykina, N., et al., Lipid Technol. 21:182– short-chain free fatty acids (<C 16). The cholate). The impact of the physical state of 185, 2009. major results of these publications will be the carrier lipid was investigated by using Alternative resources such as animal summarized in this report. either a high melting-point lipid (tripalmi- fats, used cooking oils, and side streams tin) to form solid particles or a low melting- from oil refining can be used for the produc- tion of biodiesel. The quality of the biodie- Impact of surfactant properties point lipid (medium-chain triglycerides; MCT) to form liquid droplets. A higher sel is largely dependent on the quality and on oxidative stability of fraction of α-crystals was detected in solid properties of the feedstock. A number of β-carotene encapsulated particles prepared with high-melting sur- technologies involving pretreatment of the within solid lipid nanoparticles factants (HM-lecithin and Tween 60) than feedstock, posttreatment of the biodiesel, with low-melting surfactants (LM-lecithin and new production processes have been Helgason, T., et al., J. Agric. Food Chem. and Tween 80). With the exception of the developed to meet biodiesel standards. 57:8033–8040, 2009. HM-lecithin-coated solid particles, the sus- The impact of surfactant type on the pensions were stable to particle aggrega- physical and chemical stability of solid lipid Lipid analysis via HPLC with a nanoparticle (SLN) suspensions containing tion during 21 days of storage. β-Carotene degradation after 21 days of storage was charged aerosol detector encapsulated β-carotene was investigated. 11, 97, 100, and 91% in the solid particles Moreau, R.A., Lipid Technol. 21:191–194, Oil-in-water emulsions were formed by (tripalmitin) and 16, 21, 95, and 90% in 2009. homogenizing 10% wt/wt lipid phase (1 the liquid droplets (MCT) for HM-leci- Most lipid extracts are a mixture of sat- mg/g β-carotene in carrier lipid) and 90% thin, LM-lecithin, Tween 80, and Tween urated and unsaturated molecules. There- wt/wt aqu
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