NWBC-2009 - Innventia.com

NWBC-2009
The 2nd Nordic Wood Biorefinery Conference
Finlandia Hall, Helsinki, Finland, September 2–4, 2009
Organised by
Sponsored by
Wednesday, September 2, 2009
8.00
Registration opens. Coffee available.
9.55-12.15 Opening Session, Chairman Antti Jääskeläinen, Stora Enso
09.55-10.00 Welcome (Niklas von Weymarn, VTT)
10.00-10.15 Opening address (Antro Säilä, The Finnish Forest Industries Federation)
10.15-10.45 Actions toward European public and private partnership of biorefineries (Kimmo
Kalela, Forest-based Sector Technology Platform, FTP)
10.45-11.15 Availability of woody biomass for biorefining in Europe (Antti Asikainen, Finnish
Forest Research Institute, Metla)
11.15-11.45 EU policy on promoting biofuels (Øyvind Vessia, DG TREN, European Commission)
11.45-12.15 What I have to know about REACH? (Birgit Aurela and Marja Pitkänen, KCL)
12.15-13.15 Lunch break
13.15-14.55 Market trends, Session Chairman Antti Jääskeläinen, Stora Enso
13.15-13.40 Biorefinery concepts for low cost chemicals (Burkhard Ernst, BASF)
13.40-14.05 Bio-plastics in liquid food packaging (Thorbjörn Andersson, Tetra Pak)
14.05-14.30 Experienced biorefineries yielding sustainable products derived from crude tall oil
(Jonathan Lowe, Arizona Chemical)
14.30-14.55 Current status and outlook for biofuels in transport (Nils-Olof Nylund, VTT)
14.55-15.25 Coffee break
15.25-17.10 Biorefinery programs and projects, Session Chairperson Christine
Hagström-Näsi, Forestcluster Ltd
15.25-15.40 The BioRefine programme of Tekes in Finland (Tuula Mäkinen, VTT)
15.40-15.55 Future Biorefinery research program (FuBio), Forestcluster Ltd. (Niklas von
Weymarn, VTT)
15.55-16.20 Pulp mill biorefinery concepts at Innventia (Peter Axegård, Innventia)
16.20-16.45 Austrian Wood COMET program 2008-2015 (Moritz Leschinsky, Kompetenzzentrum
Holz GmbH)
16.45-17.10 Dutch paper and board industry: biorefinery by cooperation and symbiosis (Annita
Westenbroek, KCPK)
19.00
Reception at the City Hall by courtesy of the City of Helsinki
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Thursday, September 3, 2009
8.30-12.00
Biorefinery processes and concepts, Session Chairman Peter Axegård,
Innventia
8.30-8.50
Forest bioproducts research in Maine: Biorefinery technology demonstration at a
pulp mill (Hemant Pendse, University of Maine)
New generation of kraft processes (Herbert Sixta, Helsinki University of Technology)
Biorefineries in a kraft pulp mill: from bioethanol to cellulose nanocrystals
(Christine Chirat, Dominique Lachenal and Alain Dufresne, Grenoble INP-Pagora)
Evaluation of forest biorefinery concepts (Markku Hurme, Helsinki University of
Technology)
8.50-9.10
9.10-9.30
9.30-9.50
9.50-10.20
Coffee break
10.20-10.40 Pretreatment strategies in the wood based biorefinery (Karin Øyaas, PFI)
10.40-11.00 Ionic liquids in wood biorefining - possibilities and challenges (Ilkka Kilpeläinen,
University of Helsinki)
11.00-11.20 CIMV biorefining process (Michel Delmas, CIMV)
11.20-11.40 Biorefining opportunities for mechanical pulp industry (Bjarne Holmbom, Åbo
Akademi)
11.40-12.00 Process integration for biorefinery implementation – results from case studies
(Thore Berntsson, Chalmers University of Technology)
12.00-13.00 Lunch break
13.00-14.30 Biofuels, Session Chairman Markku Karlsson, UPM-Kymmene
13.00-13.30
13.30-13.50
13.50-14.10
14.10-14.30
Development of wood hydrolysis industry in the Soviet Union and Russia (Mikhail
Rabinovich, Bach Institute of Biochemistry, Russian Academy of Sciences)
Ethanol from cellulose – challenges and opportunities (Sune Wännström, SEKAB
E-technology)
Second generation ethanol through alkaline delignification of biomass (Niklas
Berglin, Innventia)
2nd generation pyrolytic fuels from lignocellulosic residues: an Australian
perspective (Gil Garnier, Australasian Pulp and Paper Institute)
14.30-15.40 Coffee break and poster session (posters listed on p. 5–10)
15.40-17.10 Bio-oils (Biocoup EU project), Session Chairman Markku Karlsson, UPMKymmene
15.40-16.00
16.00-16.20
16.20-16.35
16.35-16.50
16.50-17.10
19.30
Biocoup: renewable energy from forest industry to conventional refineries (Yrjö
Solantausta, VTT)
Production of bio-oil from forest residues (Christian Lindfors, VTT)
Upgrading of bio-oil to a refinery feed (Kees Hogendoorn, University of Twente)
Bio-oils in refinery operations (Gabriella Fogassy, CNRS)
Chemicals from the forest bio-oil chain (André de Haan, Eindhoven University of
Technology)
Dinner at restaurant Walhalla, Suomenlinna/Sveaborg
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Friday, September 4, 2009
8.30-11.40
Chemicals and materials, Session Chairman Niklas von Weymarn, VTT
8.30-8.50
8.50-9.10
9.10-9.30
Fermentative upgrading of xylose (Kris Berglund, Luleå University of Technology)
Rare sugars from wood hemicelluloses (Katja Häkkä, Danisco)
A library of alkyl-functionalized forestry-derived hydrogels (Ann-Christine
Albertsson, Royal Institute of Technology)
New functional cellulosic fibres – the smartcel process (Ralf-Uwe Bauer, smartfiber
AG)
9.30-9.50
9.50-10.20
Coffee break
10.20-10.40 Potential lignin applications beyond energy (Karin Lindgren, Innventia)
10.40-11.00 Separation of lignin and hemicelluloses from alkaline process liquors, Fredrik
Lundqvist, Innventia)
11.00-11.20 LignoBoost process (Per Tomani, Innventia)
11.20-11.40 Application of innovative lignin composites (Lars Ziegler, Helmut Nägele and Jürgen
Pfitzer, Tecnaro; Harri Setälä, VTT)
11.40-12.40 Lunch break
12.40-14.45 Selection of EU projects, Session Chairperson Annita Westenbroek, KCPK
EU projects
12.40-12.55
12.55-13.05
13.05-13.20
13.20-13.35
13.35-13.40
13.40-13.55
13.55-14.10
14.10-14.25
Forbioplast, forest resource sustainability through bio-based composite
development (Cecilia Sanz-Montalvillo, CARTIF Foundation)
Afore (Anna Suurnäkki, VTT; Klaus Niemelä, KCL)
Biorenew (Göran Gellerstedt, Royal Institute of Technology)
Biosynergy (Hans Reith, ECN; Merja Penttilä, VTT)
Nemo (Merja Penttilä, VTT)
Biomass Energy Europe (Pirkko Vesterinen, VTT)
Optfuel, optimized fuels for sustainable transport (Eckart Heinl, Volkswagen
Aktiengesellschaft)
Biocore – biorefining for the production of commodity chemicals and bioproducts
(Michael O'Donohue, INRA)
New COST Actions
14.25-14.35
14.35-14.45
Analytical techniques for biorefineries (Patrik Eklund, Anna Sundberg and Stefan
Willför, Åbo Akademi)
Development and harmonization of new operational research and assessment
procedures for sustainable forest biomass supply (Dominik Röser, Finnish Forest
Research Institute, Metla)
14.45-15.00 Closing session, Chairman Niklas von Weymarn, VTT
14.45-14.55 Summing up
14.55-15.00 Announcement of the 3rd Nordic Wood Biorefinery Conference (Peter Axegård,
Innventia)
15.00-16.00 Coffee
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List of Posters
I. Raw materials; characterisation
P1. Evaluation of agricultural and forestry biomass quality for the production of second-generation
biofuels
D. Da Silva Perez, A. Berthelot and A. Guillemain (FCBA Institut Technologique, France); F.
Labalette and J.-P. Leygue (Arvalis Institut du Végétal / GIE Arvalis-Onidol, France); B. Chabert
(INRA Institut National de Recherche Agronomique, France); C. Dupont (CEA Commissariat à
l’Energie Atomique, France); F.-P. Langue, S. Pitocchi and C. Gomes (UCFF Union des
Coopératives Forestières de France)
P2. Metals in wood and pulping
K. Granholm, P. Su, L. Harju, H. Tokareva, A. Pranovish, J. Werkelin, M. Zevenhoven, M. Hupa, B.
Holmbom and A. Ivaska (Åbo Akademi University, Finland)
P3. Hybrid aspen plantations as a new pulp resource in boreal conditions
H. Tullus, A. Tullus and T. Soo (Estonian University of Life Sciences, Estonia)
P4. Analytical techniques for biorefineries
P. Eklund, A. Sundberg and S. Willför (Åbo Akademi University, Finland)
P5. Non-forest lignocellulosic biomass as the main feedstock in ethanol biorefinery
M. Stolarski, J. GoSaszewski, M. KrzyTaniak and M. UuczyVski (University of Warmia and Mazury in
Olsztyn, Poland)
II. Bioethanol; raw material pretreatment; hydrolysis
P6. Ethanol from softwood: process simulation and energy analysis
M. Pourbafrani and M.J. Taherzadeh (University of Borås, Sweden)
P7. Improvement of enzymatic accessibility by generating nanospace in supramolecular structure
of lignocelulosics
S.-H. Lee, S. Inoue and T. Endo (National Institute of Advanced Industrial Science and
Technology, Japan); Y. Teramoto (Kyoto University, Japan)
P8. Combining wet disk milling and hot compressed water pretreatments for enzymatic
saccharification
S. Inoue, T. Yoshimura, S.-H. Lee and T. Endo (National Institute of Advanced Industrial Science
and Technology, Japan)
P9. Effect of sodium hydroxide pretreatment on enzymatic hydrolysis of softwoods and hardwoods
M.M. Kabir, K. Mirahmadi, A. Jeihanipour, K. Karimi and M.J. Taherzadeh (University of Borås,
Sweden)
P10. Effects of acid and enzymatic hydrolysis on degradation of cloned Norway spruce into
fermentable sugars
Y. Puentes Rodriguez, H. Puhakka-Tarvainen and A. Pappinen (University of Joensuu, Finland); O.
Turunen and O. Pastinen (Helsinki University of Technology, Finland); M. Siika-aho (VTT, Finland)
P11. Production of fuel ethanol from softwood at high dry matter content
K. Hoyer, M. Galbe and G. Zacchi (Lund University, Sweden)
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P12. Conversion of wallpaper waste to ethanol
S.R. Labafzadeh, V. Jafari, A. Jeihanipour, K. Karimi and M.J. Taherzadeh (University of Borås,
Sweden)
P13. Evaluation of ionic liquid mediated pretreatment for the enzymatic hydrolysis of forest
residues to obtain bioethanol
V. Cortinez and M.E. Lienqueo (University of Chile, Chile); S. Hyvärinen, M. Reunanen, J.
Hemming and D.Yu. Murzin (Åbo Akademi University, Finland); J.-P. Mikkola (Åbo Akademi
University, Finland; and Umeå University, Sweden)
P14. The use of ionic liquids in the pretreatment of agricultural residues for the production of
bioethanol
R. Pezoa and M.E. Lienqueo (University of Chile, Chile); S. Hyvärinen, M. Reunanen, J. Hemming
and D.Yu. Murzin (Åbo Akademi University, Finland); J.-P. Mikkola (Åbo Akademi University,
Finland; and Umeå University, Sweden)
P15. Enhancement of enzymatic hydrolysis of wood by pretreatment with different cellulose
dissolution systems
A.M. Syouki, A. Jeihanipour, K. Karimi and M.J. Taherzadeh (University of Borås, Sweden)
P16a. Acid hydrolysis of lignocellulosic feed stock for bioethanol production using thermotolerant
Saccharomyces cerevisiae (VS3)
A. Vimala Rodhe, L. Sateesh, J. Sridevi and L. Venkateswar Rao (Osmania University, India); B.
Venateswarlu (CRIDA, India)
P16b. Simultaneous saccharification and fermentation (SSF) of aqueous ammonia-pretreated
Saccharum spontaneum (wild sugarcane) for ethanol production
A.K. Chandel, M. Lakshmi Narasu and G. Chandrasekhar (Jawaharlal Nehru Technological
University, India); M. Sridevi and L. Venkateswar Rao (Osmania University, India)
P17. Improving the organosolv pretreatment for bioethanol production using a biotreatment with
brown rot fungi
J. Freer, M. Monrroy, V. Melin, J. Baeza and D. Contreras (Universidad de Concepción, Chile)
P18. Study on the optimum process of bioconversion of wheat straw to glucose
L. Hui and Z. Liu (Tianjin University of Science and Technology, China)
III. Extractives; bioactive substances
P19. Tall oil as raw material for rigid polyurethane foams
U. Cabulis, U. Stirna and M. Kirpluks (Latvian State Institute of Wood Chemistry, Latvia)
P20. Water-based technology for recovery of a polyphenolic fraction from Eucalyptus globulus
bark
P. Pinto (LSRE/University of Porto, and RAIZ, Portugal), G. Sousa and L. Amaral (RAIZ, Portugal); A.
Silvestre and C. Neto (CICECO/University of Aveiro, Portugal); F. Crispim (CTIC, Portugal); A. Prates
(Caima, Portugal)
P21. Phenolic extractives from Quercus suber L. cork: Chemical composition and antioxidant
properties
S.O. Santos, A.J.D. Silvestre and C.P. Neto (CICECO/University of Aveiro, Portugal); P. Pinto
(LSRE/University of Porto, Portugal)
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P22. Flavonoids and polysaccharides of larch wood as a basis of medicinal preparations and
biologically active food additives
V.A. Babkin, L.A. Ostroukhova, E.N. Medvedeva, S.Z. Ivanova, N.V. Ivanova and N.N. Trofimova
(Russian Academy of Sciences, Siberian Branch, Russia)
P23. Testing the methods for alkaloids in Norway spruce
V. Ruotsalainen, R. Julkunen-Tiitto and E. Hiltunen (University of Joensuu, Finland); R. Karjalainen
(University of Kuopio, Finland)
P24. Analysis of low-molecular weight organic compounds from hot-water extract of sugar maple
M.J. Goundalkar, B. Bujanovic and T.E. Amidon (State University of New York, USA)
P25. Cone extractives
T. Ters, M. Beischlager and B. Hinterstoisser (BOKU-University of Natural Resources and Applied
Life Sciences, Austria); K. Fackler (Vienna University of Technology, Austria)
IV. Thermal processes; products
P26. Birch tar oil – a new innovation as biological plant protection product
K. Tiilikkala (MTT Agrifood Research, Finland); H. Setälä (University of Helsinki, Finland)
P27. Production of bioliquids from extractives-based feedstocks by pyrolysis
H. Lappi and R. Alén (University of Jyväskylä, Finland)
P28. Liquefied wood for a wood coating
F. Budija, B. KriYej and M. PetriY (University of Ljubljana, Slovenia)
P29. Catalytic pyrolysis of woody biomass in a dual-fluidized bed reactor
A. Aho, N. Kumar, K. Eränen, B. Holmbom, T. Salmi, M. Hupa and D.Yu. Murzin (Åbo Akademi
University, Finland)
P30. Development of slow pyrolysis business operations in Finland
L. Fagernäs (VTT, Finland); K. Tiilikkala (MTT Agrifood Research Finland); H. Setälä (University of
Helsinki, Finland)
P31. The evolution of the main products from the thermal decomposition of crystalline cellulose
D.K. Shen and S. Gu (University of Southampton, United Kingdom)
P32. Ultrapyrolysis of wood biomass for production of ecologically clean boiler fuels and motor
fuels
H. Mettee (Youngstown State University, USA); A.A. Spitsyn, Y.N. Pilshchikov and V.N. Piyalkin
(St. Petersburg State Forestry Engineering Academy, Russia)
V. Biorefinery processes and concepts
P33. Biofuels and biomaterials from Miscanthus x Giganteus
R. El Hage, N. Brosse, T. Pizzi and L. Chrusciel (Nancy - University, France); P. Sannigrahi and A.
Ragauskas (Institute of Paper Science and Technology at Georgia Tech, USA)
P34. Biorefinery – the solution to improve profits in biofuel production
G. Rødsrud (Borregaard Industries Ltd, Norway)
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P35. Pressurised water extraction of galactoglucomannan from spruce wood with addition of
sodium bicarbonate
T. Song, A. Pranovich and B. Holmbom (Åbo Akademi University, Finland)
P36. Distribution of wood components in birch wood before and after autohydrolysis. Preliminary
trials in dehydration of hemicelluloses
L. Testova, K. Vilonen and H. Sixta (Helsinki University of Technology, Finland)
P37. Two approaches for a hardwood biorefinery
F. Schuett, B. Saake, A. Schreiber and J. Puls (Johann Heinrich von Thünen-Institut, Germany)
P38. Effect of hemicellulose extraction on papermaking properties of kraft pulp fibers
E. Saukkonen and I. Kajanto (Lappeenranta University of Technology, Finland)
P39. Bionuclear-concept for integration of nuclear heat and biorefineries
P. Kangas, I. Auterinen and P. Koukkari (VTT, Finland)
P40. Biorefinery pulp mill (BiSe) project
T. Nokkanen, K. Henricson and J. Kautto (Lappeenranta University of Technology, Finland)
P41. Pressurized hot water extraction of hemicelluloses from Picea abies, Pinus sylvestris and
Betula pendula using a flow-through system
K. Leppänen, P. Spetz, V. Kitunen and H. Ilvesniemi (Metla, Finland)
P42. BERBION - A biorefinery concept for urban bioresources in a next generation city
R. Janzon and B. Saake (vTI, Germany); H. Adwiraah, R. Otterpohl, I. Körner and H. Flämig
(TUHH, Germany); F. Scholwin (DBFZ, Germany); T. Giese (Hamburg Wasser, Germany); S.
Lübben (Stadtreinigung Hamburg, Germany)
P43. Commodity chemicals from forest biomass (Bioforest)
M. Rakkolainen, M. Iakovlev, A.-L. Teräsvuori, G. Jurgens and T.B. Granström (Helsinki University
of Technology, Finland); A. van Heiningen (University of Maine, USA)
P44. Multiple products on the basis of rich-in-lignin residues from bio-ethanol production – an
approach to realization of the bio-refinery concept
G. Telysheva, A. Arshanitsa, T. Dizhbite, A. Andersone and G. Lebedeva (Latvian State Institute of
Wood Chemistry, Latvia); I. Barmina and M. Zake (University of Latvia, Latvia)
P45. Hydrothermal processing of corn residues: process optimisation and products
characterisation
P. Moniz, F.M. Gírio and F. Carvalheiro (Laboratório Nacional de Energia e Geologia, Portugal); H.
Pereira (Universidade Técnica de Lisboa, Portugal)
P46. Hydrothermal processing of hardwoods and agro-industrial residues: evaluation of
xylooligosaccharides production
F. Carvalheiro, L.C. Duarte, T. Silva-Fernandes, S. Lopes, P. Moura and F.M. Gírio (Laboratório
Nacional de Energia e Geologia, Portugal); H. Pereira (Universidade Técnica de Lisboa, Portugal)
P47. Challenges before the Canadian biorefinery: A case study
M. Marinova (FPInnovations, Canada); E. Mateos-Espejel and J. Paris (École Polytechnique,
Canada)
P48. From Kraft mills to forest biorefinery: an energy and water perspective
E. Mateos-Espejel and J. Paris (École Polytechnique, Canada); A. Alva-Argaez and L. Savulescu
(Natural Resources Canada)
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P49. Solubility and reactivity of wood biopolymers in ionic liquids
A.W.T. King, P. Järvi, A. Olszewska and I. Kilpeläinen (University of Helsinki, Finland); D.S.
Argyropoulos (North Carolina State University, USA)
P50. Lignocellulostic biomass upgrading routes to fuels and chemicals
J.K. Melin and M. Hurme (Helsinki University of Technology, Finland)
P51. Biological upgrading of wastes from the pulp and paper industry
S. Marques, L. Alves, F.M. Gírio and J.C. Roseiro (LNEG, Unidade de Bioenergia, Portugal); J.A.L.
Santos (IBB, Centre for Biological and Chemical Engineering, Portugal)
P52. Ionic liquid fractionation of lignocellulosics
S. Hyvärinen, P. Virtanen, J. Hemming, M. Reunanen, A.-S. Leppänen, A. Pranovich, S. Willför and
D. Yu. Murzin (Åbo Akademi University, Finland); J.-P. Mikkola (Åbo Akademi University, Finland,
and Umeå University, Sweden)
P53. Multiobjective optimisation of CHP plants with integrated biorefineries - process simulation
and MINLP optimisation
T. Kohl (Helsinki University of Technology, Finland)
P54. Hemicelluloses extraction from bamboo prior to kraft pulping to produce paper pulps, value
added biopolymers and bio-ethanol
P.F. Vena, J.F. Görgens and T. Rypstra (Stellenbosch University, South Africa)
P55. Motor fuel production integrated with pulp mills – CO2 balance and oil use reduction for solid
biomass gasification and black liquor gasification alternatives
J.M. Joelsson and L. Gustavsson (Mid Sweden University, Sweden); K. Pingoud and S. Soimakallio
(VTT, Finland)
VI. Lignin
P56. Characterisations of fractionated kraft lignins by pyrolysis-GC/MS
I. Brodin and G. Gellerstedt (KTH/Innventia, Sweden); E. Sjöholm (Innventia, Sweden)
P57. Developing solvolytic conversion of lignin to liquid (LtL) fuel components: Optimisation of
quality and process economical factors
M. Kleinert, J.R. Gasson and T. Barth (University of Bergen, Norway)
P58. Valorization of Kraft Lignin by producing vanillin and lignin-based polyurethanes: Use of the
biorefinery concept
E.A. Borges da Silva, M. Zabkova, J.D. Araújo and A.E. Rodrigues (LSRE/University of Porto,
Portugal); C.A. Cateto and F. Barreiro (LSRE/Bragança Polytechnic Institute, Portugal); M.N.
Belgacem (École Française de Papeterie et des Industries Graphiques, France)
P59. Pelletizing of lignin and use as additive in co-pelletizing with other bio-fuels
P. Tomani (Innventia, Sweden)
P60. Studies in catalyzed hydrothermal degradation processes on sulphur-free lignin and
extractive separation of aromatic SYNTHONs
D. Schmiedl, G. Unkelbach, J. Graf and R. Schweppe (Fraunhofer Institute of Chemical
Technology, Germany)
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VII. Fibers; pulp; cellulose; hemicelluloses
P61. Isolation and use of pure xylan from bleached kraft pulp
B. Krogerus and A. Fuhrmann (KCL, Finland)
P62. Effect of acid and enzymatic treatments of TCF dissolving pulp on the properties of wet spun
cellulosic fibres
M. Vehviläinen, T. Kamppuri and P. Nousiainen (Tampere University of Technology, Finland); A.
Kallioinen and M. Siika-aho (VTT, Finland); K. Elg Christoffersson (Domsjoe Fabriker Ab, Sweden);
M. Rom and J. Janicki (University of Bielsko-BiaSa, Poland)
P63. Separation of sugars from biomass hydrolysates
P. Saari (Helsinki University of Technology, Finland)
P64. Characterization of hardwood-derived carboxymethylcellulose by high-pH anion-exchange
chromatography using pulsed amperometric detection
P. Damlin and T. Salmi (Åbo Akademi University, Finland); J.-P. Mikkola (Umeå University,
Sweden)
P65. Spruce galactoglucomannans are potential new biopolymers for films, microcapsules and
emulsions
K.S. Mikkonen, P. Laine, K. Parikka, K. Jouppila and M. Tenkanen (University of Helsinki, Finland);
M.P. Yadav (United States Department of Agriculture, USA); C. Xu and S. Willför (Åbo Akademi
University, Finland)
P66. Determination of degree of substitution and purity of cellulose esters by 31P NMR
A.W.T. King, J. Jalomäki, P. Järvi and I. Kilpeläinen (University of Helsinki, Finland); M. Granström
(BASF, Germany)
P67. Homogenous synthesis of novel cellulose derivatives in ionic reaction media
J. Jalomäki, P. Järvi, A. Veistinen, A.W.T. King, L. Kyllönen and I. Kilpeläinen (University of
Helsinki, Finland); M. Granström (BASF, Germany)
P68. Transformation of levoglucosan over aluminum silicates
M. Käldström, N. Kumar, T. Salmi and D. Yu. Murzin (Åba Akademi University, Finland); T.
Heikkilä (University of Turku, Finland); M. Tiitta (Neste Oil, Finland)
P69. Hemicellulose based polylactide copolymers as potential matrix material in cellulose fibre
composites
B. Backlund, J. Östlund and O. Dahlman (Innventia, Sweden)
P70. Utilization of microfibers in various plastics
O. Dahl, K. Parviainen, K. Vanhatalo, J. Seppälä, U. Hippi and S. Toikkanen (Helsinki University of
Technology, Finland)
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