Whoops, forgot to note about the creamish color of your wash, that was emulsion, which usually indicates that your process didn't go far enough in the begining.
Put all your calculations together and send it to the list for review and there will be some great responses. James Slayden On Wed, 12 Feb 2003, kavitha palaniappan wrote: > > Hi, > > I have dropped the idea of using acid catalyst and I started preparing > biodiesel with ethanol and KOH. But, even now, I face the same > problem. I just don't get two layers! I get a uniform mass of biodiesel > which is orangish brown in color and its viscosity is reduced to a > considerable extent when compared to that of raw oil. I tried with > different oil:ethanol ratios and the result is the same! And then, I > tried water washing to separate the glycerol and the result was even more > disappointing! The whole mass turned into a thick, creamish white > liquid! I allowed it to settle overnight and no change! > > I didn't come across any such problems when I used methanol and NaOH with > the same oil. I clearly got two layers, one biodiesel and another > glycerol. In fact, then, I did not even go for water washing as I felt > that it was a pretty good separation! > > Why is this process not working out with ethanol? I'm also sure about > the quality of ethanol that I am using, as it is a laboratory reagent. > And, KOH was also completely soluble in ethanol unlike NaOH. So, no > problem with ethanol and KOH. Finally, where is the mistake lying? Can > anybody help me? > > Kavitha. > > > > > > > --------------------------------- > Do you Yahoo!? > Yahoo! Shopping - Send Flowers for Valentine's Day > > [Non-text portions of this message have been removed] > > > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Biofuels list archives: > http://archive.nnytech.net/ > > Please do NOT send Unsubscribe messages to the list address. > To unsubscribe, send an email to: > [EMAIL PROTECTED] > > Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service. > Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuels list archives: http://archive.nnytech.net/ Please do NOT send Unsubscribe messages to the list address. To unsubscribe, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
