Equipment
The department "Material characterisation and processing" applies a wide range of methods, such as analysis of the viscoelastic properties of polymers (polymer mechanics and rheology), polymer processing and analysis of thermal and dielectric properties.
Rotational rheometer MCR 502
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Anton Paar Germany GmbH, Ostfildern
Plate-Plate-, cone-plate and Couette geometry
High pressure equipment
Torque 0.01 µNm – 230 mNm
Frequency range 10-7 bis 628 rad/s
Temperature range -130 to 450 °C
Normal force: 0.005 - 50 N
Elongational Rheometer for polymer solutions
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CaBER 1, Thermo Fisher Scientific, Karlsruhe
Hencky strain: Maximum 10
Viscosity range: 0.01-1000 Pas
Plate diameter: 4, 6 and 8 mm
Temperature range: 0 to 80°C
LAUDA iVisc Capillary viscosimeter
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Lauda-Königshofen
Measurement range (kinematic viscosity): 0.3 to 30000 mm²/s
Temperature range: -20 to 150°C
Pendelum impact testing machine
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Pendelum impact testing machine
Zwick Roell, Ulm
Maximum impact work 25 J
Pendelum length 330 mm, 400 mm
Temperature range 10 to 35 °C
Universal testing machine Zwick Z020
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Zwick Roell, Ulm
Force determination equipment 20 kN, 500 N
Temperature chamber -80 to 250°C
Elongation displacement transducer
Compounder KETSE 12/36
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Brabender, Duisburg
Screw diameter 12 mm
Screw length 36 D
Maximal torque 2 x 15 Nm
Speed 1-600 U/min
Throughput: 0.06 to 5 kg/h
Maximum temperature: 400 °C
Maximum pressure: 150 bar
Miniextrusion device
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DSM, Gelen
Twin screw extruder 15 mL
Variable batches 3.5 / 7 / 15 mL
Temperature 20° to 350°C
Co- or counterrotating screws, equipment for film forming
Foam extrusion line
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Drive unit Plastograph EC Plus (Brabender GmbH, Duisburg)
Power: 3.8 kW
Speed range: 0.2-150 1/min
Torque range: 0-200 Nm
Extrusion unit measuring extruder 19/25 (Brabender GmbH, Duisburg)
Screw diameter: 19 mm
Cylinder length: 25 D
Temperature range: max. 450 °C
Maximum torque: 150 Nm
Additional components: melt pump, static mixer, various nozzle geometries
Injection of foaming agent with syringe pump ISCO Teledyne 260 D
Injection moulding machine Babyplast 6/10 P
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Christmann Kunststofftechnik, Kierspe
Piston diameter (mm): 10
Volume: 4 cm3
Injection pressure (bar): 2030
Clamping force: 62 kN
Injection Moulding Machine
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DSM, Gelen
Injection Moulding with 10 mL
Temperatur range 20° to 350°C
Hollow fiber spinning apparatus: Hereon self-construction
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Plant for the production of hollow fiber membranes from one or two polymer solutions
Temperature polymer solution: 25 - 80 ° C
Polymer delivery rate: 0.5 - 8 ml / min
Distance from nozzle to precipitation bath: 0 - 80 cm
High-Pressure Laboratory Reactor BR-300
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Berghof GmbH
Max. operating pressure: 200 bar
Max. operating temperature: 300 °C
Volume: 640 mL
Suitable for chemical reactions
Cutting Mill
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Cutting Mill Polymix PX-MFC 90D, Kinematica, Luzern
Sieves 0.5 mm, 1.0 mm and 2.0 mm
Velocity 0 - 6000 U/min
Batch Mill
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Stirred batch ball mill PE075, Netzsch-Feinmahltechnik GmbH, Selb
Batch volume: 750 mL
Max. stirring speed: 2200 U/min
Max. bead size: 1.7 mm
Bead material: Yttrium stabilised zirconium dioxide
SpeedMixer DAC 800.2 VAC-P, Hauschild Engineering
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Laboratory mixing system for mixing small amounts of substance within particularly short times. The basic principle is based on rotational forces, which make it possible to mix different substances homogeneously and without bubbles with very little effort.
Suitable for low to high viscosity media: 100 mPas - 100,000 mPas
Variable stepless speed setting: 150 to 1950 rpm
Processing amount: 50 - 500 ml
Mixing under vacuum possible
Hydraulic Laboratory Press
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Hydraulic laboratory press PW10, Paul-Otto Weber GmbH, Remshalden
Temperature controller 0 - 500°C
Pressure 0 - 130 kN
Working height max. 180 mm
Hydraulic Laboratory Press (Vacuum press)
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LaboPress 200 S VAK, Vogt Labormaschinen GmbH, Berlin
Hydraulic laboratory press for the production of different press specimens under defined temperature and defined pressure inside a vacuum chamber
Work surface: 200 mm x 200 mm
Contact pressure per unit area: up to 625 Ncm2
System pressure: 210 bar maximum
Surface temperature: up to 250°C
Dynamic Differential Calorimetry
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DSC 1, Fa. Mettler Toledo
Temperature range: -150 to 500 °C
Dynamic Differential Calorimetry
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High Pressure Environment
HP DSC 1, Fa. Mettler Toledo
Temperature range: 22 to- 700 °C
Dynamic-Mechanical-Thermal Analysis RSA II
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Frequency range: 0.01 to 100 rad/s ( 0.0016 to 16 Hz)
Temperature range: 20° to 600 °C
Broadband Dielectric Spectrometer
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Novocontrol Technologies, Montabaur
Frequency range: 3 µHz to 40 MHz
Temperature range: -200°C to 400°C
Contact angle measuring equipment
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Krüss Drop Shape Analyzer DSA100, Krüss GmbH, Hamburg
Static contact angle, advancing angle and receding angle
Contact angle between a liquid and a solid
Free surface energy based on contact angle determination of several test liquids for all common models
Measuring range (based on image analysis): 1-180°
Tensiometer
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Krüss Force Tensiometer K100, Krüss GmbH, Hamburg
Measurement of surface and interfacial tension with the ring, plate and bar method
Contact angle and free surface energy of solids, powders and fiber bundles
Critical micelle concentration (CMC) of surfactants
Measurement range: 1 up to 2000 mN/m
Temperature: -10 up to 130°C
Particle Analyser
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DelsaTMNano C, Beckman Coulter, Inc.
Combination of dynamic light scattering (DLS) for determining particle size and electrophoretic light scattering (ELS) to analysis the zeta potential
Zeta potential of flat surfaces
Size range: 0.6 nm up to 7 µm
Size range for zeta potential: 0.6 nm - 30 µm
Sample concentration range: 0.001% - 40% (sample dependent)
Porometer
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PMI Capillary Flow Porometer
Measuring bubble point (the largest through pore throat diameter) and pore size distribution
Pore size range: 0.013-500 µm
Sample size: 2.5 and 6.35 cm diameter
Pressure range: 0 up to 34.5 bar
LED UV lamp, Hönle
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System for UV irradiation of different samples
Wavelength: 365 nm and 405 nm
Irradiance: 300 mW / cm² or 600 mW / cm²
Closed irradiation chamber: 20 cm * 20 cm * 20 cm