Value Added Chemicals and Materials from Future Pulp Mill...

Value Added Chemicals and Materials from Future Pulp Mill Biorefineries

Art J. RagauskasIPST, School of Chemistry and BiochemistryGeorgia Institute of Technology, Atlanta, GA

ragauskas@hotmail.com

Ragauskas TeamRagauskas Team

Lignin Cellulose Hemicellulose Extractives ChemistryLignin, Cellulose, Hemicellulose, Extractives ChemistryPine, Spruce, Birch, Maple, Poplar, Eucalyptus, Acacia, Global PartnershipsGlobal Partnerships Chemical/mechanical Pulping, Bleaching Fib M difi ti C it P k i Fiber Modification, Composites, PackagingBiomass Characterization Bi f l N ll lBiofuels, Nanocellulose Xylan films/foams Bi fi i Biorefining

Today’s Pulp MillToday s Pulp Mill

Products:• Pulp/Paper• Extractives• Power

Tommorow’s Pulp Mill Forest BiorefineryTommorow s Pulp Mill Forest Biorefinery

Products– Pulp/Paper– PowerPower– Nanocellulosics– Hemicellulose Films, Foams, – Lignin– Biofuels

Lignin carbon fibresLignin carbon fibres

New Cellulosics

Nanocellulose Whiskers

Microfibrillated cellulose

100 100 nmnm

Cellulosic Composites

Crosslinked Nanocellulose

Nanocellulose Balls

Lignin

Current Pulp Mill: Mostly ends up inCurrent Pulp Mill: Mostly ends up in cooking liquor and burned for energy and recovery of cooking chemicals

New Lignin Applications

Cracking to Phenolicsg

Cracking & Hydrotreatmentto Green Diesel/Gasolineto Green Diesel/Gasoline

Carbon FibersActivated Carbon

Polymers, Dispersants, Flocculants

Hemicellulose

Current Pulp Mill: Mostly lost during pulping

OCOOH OH

Hemicellulose from black liquor, chips saw dust and forestry residueschips, saw dust and forestry residues

Strength Aid for PaperXylan Foams

8.0% 8.5% 9.0% 9.5% 10.0% 10.5%

ControlBirchOat Hulls

Xylan FilmsXylan %

FurfuralFurfural

100 µm 100 µm

100 µm

Ethanol from Forestry ResiduesEthanol from Forestry Residues

Green Gasoline/Diesel from Bark

The Forest BiorefineryEnergy Chemicals/MaterialsEnergy Chemicals/Materials

Ethanol Fibers Ethanol FT-diesel Pyrolysis

FibersCellulosic

DerivativesN ll loil: Diesel

Gasoline Wood

NanocelluloseBarriers FilmsHydrogels

Ph lWood Pellets

PhenolsCarbon fiberBindersPowerDispersantsActivated

carbonValue-Added

Compounds

Value Added Chemicals and Materials from Future Pulp Mill...

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