Re: [DIYbio] Re: lignin breakdown products as fuel? was (I want to GCMS Ponderosa Pine bark smell)

seems this sulphite liquor is essentially the same as black liquor:
http://diyhpl.us/~nmz787/pdf/Vanillin_Synthetic_Flavoring_from_Spent_Sulfite_Liquor.pdf

yield with this chemical method is only around 5%

On Sun, May 26, 2013 at 12:21 AM, Patrik D'haeseleer <patrikd@gmail.com> wrote:
> On Saturday, May 25, 2013 11:55:58 PM UTC-7, Nathan McCorkle wrote:
>>
>> Do you think vanillin itself would burn, or be directly useful in
>> existing engines?
>
>
> Well, it's listed as flammable, with a flash point of 147 °C. Compatibility
> with existing engines depends on a range of factors though.
>
> By the way, the paper industry has had to deal with lignin for decades. An
> important byproduct of the process of extracting cellulose fibers from
> pulpwood is something called black liquor - really nasty stuff with the
> consistency of heavy bunker fuel. The best use they've come up with so far
> is simply to burn it to run the paper mill. Which seems like a real waste of
> a lot of really interesting phenolic compounds...
>
> Patrik
>
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--
-Nathan

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