1. Bioplastics From Food Waste
Modesto Chamber of Commerce
February 20, 2014
Back2Earth Technologies
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2. Back2Earth Technologies, LLC
So, what’s the problem?
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3. Bioplastics Made From Diluted Food Waste
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4. BioPlastics Start With Digested Food Waste
North State Rendering
Chico, CA
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5. Intercept Digested Waste
40% to BioPlastics
Intercept Digested Waste At
Hydrolysis Stage
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6. A Specific Bio-based Plastic
PHA (Poly Hydroxy Alkanoate)
What products are made from PHA-type resins?
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7. Bio Plastics From Food Waste
Pallets
Compostable
Containers
PHA Films
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8. PHA Superior Performance Compostable Bio-Plastics
Plantable
Nursery
Pots
Natural Fiber
Thermoplastic
Composites
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9. Back2Earth Technologies, LLC
Old Style Polypropylene
New PHA Plantable Pot
864 × 518 - pubs.rsc.org
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10. Back2Earth Technologies, LLC
Applications
Containers
Forks
Straps
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11. Interior Trim from PHA Resin
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12. Set to Revolutionize Plastics Industry
Compostable
BioPlastic
Trash Bags
Environmental Engineering Makes This Possible
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13. Surgical Sutures That Dissolve In The Body
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14. Medical Applications: PHA
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15. PHA Degradation (Air Environment)
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16. Back2Earth Technologies, LLC
Digester Tanks
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17. Back2Earth Technologies, LLC
Zero Waste
Process Flow
Methane
Digester
Bio-Resin Reactors
Recycled
Water
PHA
Resin
Diluted
Food
VFA’s
PHA Microbes
Anaerobic Digesters
(Acid Phase)
Recycled
Water
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18. Feast Famine Cycle..use of micro-organisms and a patented methodology
Mixed Culture Feed
Feast: PHA growth
Famine: PHA Producers still thrive
Many bacteria introduced
Non-PHA producers die / do not reproduce
Everything grows
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19. Lab at Peaches Processor
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20. Bench Scale PHA Production Tanks
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21. The Key: Fatty Acids & Microbes
Microbes Feast on
Volatile Fatty Acids
Fatty Acids a Result
of Digestion
Microbes act as Energy Storage Molecules
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22. PHA Resin In Energy Storage Molecules
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23. PHA Production Tanks (Siemens Design)
Lightning Not Included
In Price
Microbes gather
PHA Resin in Cells
Sequence Batch Reactors
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24. Which Food Waste Inputs are Acceptable?
Digester
FATS, OILS, GREASE (FOG)
(FAST-FOOD OUTLETS)
TOMATO WASTE
FRUIT WASTE
OLIVE OIL PROCESSING
RENDERING WASTE
CITRUS RINDS
SLAUGHTER HOUSE WASTE
BIO-PLASTIC RESINS
COMPOST
&
WATER
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25. What About Reclaiming Water ?
BioFiltro
BIDA System
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26. Water Reclaimed (Food Processor Case Study)
Daily Water Use: 600,000 gal
Food Processing (400,000)
Equip Washdown (200,000)
Annual Reclaimed Water
400,000 x 360 = 144,000,000 gal
What about the other 200,000 gal per day?
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27. Back2Earth Technologies, LLC
Summary
Water, Plastic & Food Waste Are Intertwined
Food Processors Are Part of The Solution
Convert Waste to Bioplastics
Reclaim Water at End of Process
Back2Earth Technologies, LLC