Overview of the Production of a Novel Bio- Material: Micro-fibrillated Cellulose
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1 Overview of the Production of a Novel Bio- Material: Micro-fibrillated Cellulose D. Mark Martinez Chemical and Biological Engineering University of British Columbia December 17, 2013
2 Introduction Collaborative Research Effort D. Mark Martinez Professor Department of Chemical and Biological Engineering University of British Columbia Ian A. Frigaard Professor Department of Mathematics and Mechanical Engineering University of British Columbia James A Olson Professor Department of Mechanical Engineering University of British Columbia Fluid Mechanics, Non-Newtonian Fluid Mechanics, Multiphase flows, Flow visualization, Pulp & Paper, Oil & Gas,
3 Introduction Lab Infrastructure: Flow Visualization
4 Introduction Lab Infrastructure: Flow Visualization Pressure Screen (Cross-Flow Filtration) High speed visualization 10 m/s
5 Introduction Lab Infrastructure: Flow Visualization High speed visualization Velocimetry (LDV, UDV) Radial Tangential
6 Sedimentation Introduction Lab Infrastructure: Flow Visualization High speed visualization Velocimetry (LDV, UDV) Dilute PIV/PTV Semi-Dilute PIV
7 Introduction Lab Infrastructure: Flow Visualization High speed visualization Velocimetry (LDV, UDV) (a) (d) PIV/PTV Lead Sheilding Concentration (PET, MRI, x-ray,ert) (b) Flow Direction (c) Linear Slide g g
8 Introduction Lab Infrastructure: Flow Visualization High speed visualization Velocimetry (LDV, UDV) PIV/PTV Concentration (PET, MRI, x-ray) Optical Coherence Tomography, CLSM Courtesy of VTT (Finland)
9 Overview of Research Program
10 Multiphase System Papermaking Fibre Suspensions Flexible rod-like particles Population distribution Chemical constituents Naturally flocculates viscoplastic
11 Cellulose Fibrils Secondary Wall S 3 S 2 S 1 Middle Lamella Microfibril Angle Primary Wall Ì Ë Canadian market at $250 M by B worldwide by 2025
12 Scientific Effort Published Literature Focus of research: production methodologies, characterization and products
13 Worldwide Production Facilities Who is doing what NCC MFC/NCC MF CF Celluforce UPM Innventia (Sweden) FP Innovations Biovision Innventia UBC Alberta Innovates SunPap (VTT, CTP) Melodea U Maine (Verso) USDA Stora-Enso JRS Oji/Mitsubishi Nippon
14 Research Program UBC MF Products NSERC GFN Reward Process/ Rheology Separations NSERC STGP Risk
15 Project 1: Process Development
16 UBC Manufacturing Process v1.0 Pilot Plant Demonstration (MF) Pilot Scale Demonstration
17 UBC Manufacturing Process v1.0 Yield Stress Measurement
18 UBC Manufacturing Process v1.0 (online Pipe rheometry ) Source: dynamis-akshat.blogspot.com Source: people.csail.mit.edu Geometry: fully developed pipe flow (Hagen Poiseuille flow) Goals: (a) understanding transition to turbulent flow (b) Relationship macro- and meso scale properties (c) instrumentation
19 Example - Transition Suspension Flow Low speeds characterized by plug Size of plug related to yield stress and speed Plug creates complex frictional pressure drop versus flowrate Also displays turbulent drag reduction Source: Jasberg, PhD thesis 2007
20 UBC Manufacturing Process v1.0 Development of online tool rheological measurements ; :u 02 ==d :5% 0:75% 1% 1:5% 2% 2:5% r p =R
21 Project 2: Separations
22 UBC Manufacturing Process v2.0 Creating Efficient Particle Sorting Products Reward Process/ Rheology Separations Continuous Process Risk
23 UBC Manufacturing Process v2.0 Efficient Particle Sorting/Toy Problem Initially: black and red particles in gel After centrifugation
24 UBC Manufacturing Process v2.0 Scientific Challenges F driving F sep = gdrv t A y >1 Putz, Burgehela, Martinez & Frigaard, Phys Fluids
25 UBC Manufacturing Process v2.0 Benchtop demonstrations Continuous Process Gel Fractionation Patent NORAM
26 Project 3: Novel Products
27 Products foamed MF
28 Summary Lab infrastructure: common flow visualization for transparent fluids and opaque suspensions Opportunities for collaboration: Concentration measurement techniques, OCT, CLSM Research agenda: development of process for novel biomaterial Scientific area: transition, particle motion in and layering of viscoplastic fluids, particle laden foams
29
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