[GreenYes] Re: PLA-Compostability

[Jonathan Betz-Zall <jbetzzall@no.address>]

Is this the person? http://www.msu.edu/user/narayan/

--- Anne Peters <annep@no.address> wrote:

> A researcher at Michigan State University did composting of PLA
> plastics 
> last year of real products in real compost piles.  They placed PLA
> trays 
> and bottles tested in compost @ 140ºF ± 10ºF for 30 days and achieved
> 
> complete reduction.  I'm on the road & don't have the citation - it's
> in 
> my paper files. If you can't find it by searching the MSU website (an
> 
> asst. prof there I believe; he might have done a lit review as part
> of 
> his research, too) email me after 3/1 and I'll dig the citation out.
> Anne Peters
> Gracestone, Inc.
> Boulder, CO
> 303.494.4934 vox
> 303.494.4880 fax
> 
> 
> Scott Smithline wrote:
> 
> > Can anyone comment on the breakdown products, time-scle, etc of 
> > 'bioplastics' and other 'degradable' plastics?
> >
> >  
> >
> > I am not aware of any in-depth review of 
> > breakdown/compostability/degradability of PLA and other products. 
> The 
> > CIWMB has conducted the following preliminary study under contract 
> > with Joe Green at CSU Chico looking at PLA, corn based and sugar
> cane 
> > based products. 
> >
> >
>
http://www.ciwmb.ca.gov/plastic/events/interested/2006/greenejan06.pdf
> >
> >  
> >
> > Scott Smithline
> >
> > Policy Analyst
> >
> > Californians Against Waste
> >
> > 916-443-5422
> >
> > 916-443-3912 (fax)
> >
> > www.cawrecycles.org <http://www.cawrecycles.org>
> >
> >  
> >
> >
> 
> 
> 
> 
> 


Jonathan Betz-Zall            
         
Seattle, Washington, USA             
jbetzzall@no.address
"Try kindness first."

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