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Transcript of University of Girona EPS, building PI, C/. M. Aurèlia Capmany 61 17071, Girona, Spain ...
![Page 1: University of Girona EPS, building PI, C/. M. Aurèlia Capmany 61 17071, Girona, Spain jalberto.mendez@udg.edu pere.mutje@udg.edu.](https://reader030.fdocuments.us/reader030/viewer/2022032611/56649e755503460f94b75b7b/html5/thumbnails/1.jpg)
University of GironaEPS, building PI, C/. M. Aurèlia Capmany 6117071, Girona, Spainhttp://[email protected]@udg.edu
J. A. Méndez, F. Vilaseca, M. A. Pèlach, J. Puig, P. Mutjé
LEPAMAP group -research lines-
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City of Girona
• Catalonia. 100 km from Barcelona• Universitary city• Population: 97000 in.
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City of Girona
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University of Girona
• 13000 students• 1200 professors• Science, letters, polytechnical studies
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EPS-Technical Degrees
Industrial sector• Chemical Engineering (DQE)• Mechanical Engineering (DME)• Electrical Engineering (DEE)• Industrial Electronics & Automatics (DIEA)• Industrial Technologies (DIT)• Double degree IT + adm. and direction of companies• Double degree EE+ IEA
Construction sector• Architecture• Construction Engineering
Informatics sector• Informatics Engineering
Agroalimentary sector• Agroalimentary Engineering• Innovation and food security (coming soon)
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EPS – LEPAMAP group
• Paper technology
• Composite materials reinforced with natural fibres
• Nanotechnology (nanocellulose)
• Biomaterials for biomedical applications
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BACKGROUND
LIGNOCELLULOSE
Papermaking Natural ReinforcedComposites
• Deinking• Mechanical pulp• Recycled fibres• Annual plants (flax, hemp)• Agroforest residues
• Thermoplastic matrices• Bio and non biodegradable• Coupling agents• Mechanical characterisation
Origin…
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CURRENT SITUATION
L-1 Laboratory of chemistry and technology of fibrous materials L-2 Laboratory of secondary fibres L-3 Laboratory of all lignocellulosic composites L-4 Laboratory of chemical and biochemical technology L-5 Laboratory of paper biotechnologyand nanotechnology L-6 Laboratory of nanopaper L-7 Laboratory of assays L-8 Laboratory of composite materials L-9 Laboratory of life cycle analysis L-10 Laboratory of food contact
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L-1Laboratory of chemistry and technology
of fibrous materials
• Rapeseed
• Corn
• Orange tree pruning
• Olive tree pruning
• Forest pruning
RAW MATERIALS
• Lignocellulosic fibres
• High yield
• Higher than 80%
• L-4, L-5, L-6 and L-7
Dr. N. PellicerDr. P. Mutjé
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L-1Laboratory of chemistry and technology
of fibrous materials
• NaOH/Antraquinone
• Organosolv: ethanolamine
• Semichemical pulp
• Chemical thermomechanical pulp
COOKING CONDITIONS
• Thermomechanical pulp
• Mechanical pulp
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L-2Laboratory of secondary fibres
Paper disintegrator
• Old newspaper paper (ONP)
• Disintegration process
• Deinking (flotation)
• Raw material for
papermaking
• Raw material for composite
reinforcing
• Current suspension composition (54%)
Dr. M.A. Pèlach
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L-3Laboratory of all lignocellulosic composites
Dr. G. Arbat
• Fibres produced in L-1
• Lignin consolidated boards
/ NFC’s
• Pre-decanting sheet former
• Compression molding
• Characterisation
• Water uptake
• Tensile strength //
• Tensile strengh
Dr. P. Mutjé
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L-4Laboratory of chemical and biochemical
technology
Dr. F. VilasecaDr. J.A. Méndez
• Production of NFC
• TEMPO ASSISTED OXIDATION
• Homogeneization
• Gel texture
• Bacterial cellulose production
• Characterisation
• NFC chemical modification
• Biomedical applications
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L-5Laboratory of paper biotechnology
and nanotechnology
Dr. P. Mutjé
• Alternative compositions and procedures
• % mineral fillers
• Bulk NFC
• Surface NFC
• Biobeating
• Less aggresive processing
• Increase of mechanical properties
• Better use of secondary fibres
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L-6Laboratory of nanopaper
• Vacuum assisted former
• Millipore membranes
• Long time formation
Nanopaper sheet former
Dr. M.A. Pèlach
Dr. F. Vilaseca
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L-7Laboratory of assays
Dr. M.A. PèlachDr. M. Alcalà
• Roughness
• Air permeance and air
resistance
• Tearing resistance
• Fibre dimensions
• Tensile strength
• Resistance to bending
• Bursting strength
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L-8Laboratory of composite materials
• Fibres produced in L-1 / strands
• Polyolefins/biodeg. Matrices
• Compounding: kinetic comp.
• Processing
• Injection-moulding
• Extrusion
• Transforming
• Rapid prototyping
Dr. X. EspinachDr. F. Julián
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L-9Laboratory of life cycle analysis
Dr. J. PujolSr. M. Delgado
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L-10Laboratory of food contact
Dr. J. Puig
• Fastness of fluorescent whitened paper and board
• Colour fastness of dyed paper and board
• Metals
• Security in toys
• Microbiology
• Pentachlorophenol
• Optical properties
• Heavy metals in packaging
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Main focus
NFC
Papermaking
Special properties of nanopaper
Film reinforcement
Bio-nanocomposites
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Acknowledgement
• Sponsors
• Members of LEPAMAP Group, PRODIS and Modifibres
• Audience for your kind attention