未来生物经济：优化和商业化农村生物精炼厂生产的生物材料.pdf

1、Optimizing and commercializing biomaterials from rural biorefineries William Orts USDA-ARS Western Regional Research Center Albany,CA 2Adding value to agricultural products.Improve the rural economy.Biodegradability.Compostability.Reduce litter.Reduce ocean plastics/microplastics.Recycling and Landf

2、ill Diversion.Closing the circular economy.Government Incentives and Regulations.Developing sustainable packaging to meet E.U.regulations for fruit exportsThe USDAs BioPreferred Program.Drivers toward Biomaterial Development To create the best product!Worlds strongest biomaterial now comes from a tr

3、eeA new method,hydrodynamic focusing,creates superstrong fibers out of celluloseby Katharine GammonJune 19,2018 L.Daniel Sderberg of KTH Royal Institute of Technology and his colleagues took inspiration from trees,using high pressure water streams to align cellulose nanocrystals.200 nm500 nmAFM cour

4、tesy of Peter Cooke NM State U.|TEM,De Wood,ARSCellulose nanocrystals are stronger than steel!Use of coconut fibers in biodegradable compositesLatexLatex+10%whiskersT2(150 min)Cellulose nanowhiskers from coconut fiber-Nanocomposites based latex and cellulose whiskers from coconut fiber02468020040060

5、080010001200strain(%)stress(MPa)LatexLatex+10%whiskers(T2 150 min)Morsyleide De Freitas Rosa-EMBRAPALuiz HC MattosoConductive nanofibrils Cellulose nanocrystals“coated”with polyaniline PANI/CnF 40%.Mattoso LHC,Medeiros ES,Baker DA,Avloni J,Wood DF,Orts WJ.J.Nanoscience Nanotech.2009;9:2917.Organic c

6、ircuit boards“Smart”packaging“Smart”clothingAnti-static materialsAdding Value to Agricultural Coproducts&ResiduesCalifornia produces 82%of the worlds almonds,resulting in nearly 0.95 million tonnes of shells annually and 1.1 million tonnes of hulls.New markets for almond shells and other agricultura