Faculty of Agriculture/Environment/Chemistry

Laboratory Equipment

ResearchTopics
S. Fähnemann

The technical and polymer chemistry laboratories are used for teaching purposes, including Technical Chemistry II (6th semester of the Bachelor's degree programme in Chemical Engineering) and Polymer Chemistry/Polymer Materials (2nd semester of the Master's degree programme in Chemical Engineering), as well as for research and knowledge transfer activities.

Equipment and Devices

Specification

SECurity2 gel permeation system from PSS

Equipment

Eluent: Tetrahydrofuran

Columns: SDV (styroldivinylbenzene)

Detectors: light scattering, viscosity, UV, RI

Application

Molar mass analysis of polymers

 

Specification

Haake Mars by Thermo Fischer

Equipment

Measuring systems: cone-plate, plate-plate, coaxial cylinder

Searle-Type

Application

Determination of viscosities and other rheological properties of solutions, suspensions and (polymer) melts

Specification

Bruker Tensor 27

Equipment

MIRacle ATR unit from PIKE Technologies

Application

Identification of unknown samples, structural analysis

Specification

Mettler Toledo ReactIR-4000

Application

Process analytics, tracking of reaction sequences

S Y S T E M  I

 

Specification

Netzsch DSC 214 polyma

Equipment

Temperature range: -70 °C to 600 °C 

Cooling method: Compressor (Intracooler IC70) 

Shielding gas: Argon 

Autosampler with 18 sample positions

Application

Determination of thermal properties of polymer materials. Microplastic analysis in sediments

 


S Y S T E M  II

 

Specification

Low-Temperature DSC Netzsch DSC 214 Polyma

Equipment

Temperature range: -170 °C to 600 °C 

Cooling method: liquid nitrogen 

Shielding gases: argon, nitrogen 

Application

Thermal analysis of elastomers

Specification

Thermo Fisher Scientific Nicolet iN 10

Equipment

Infrared technologies: 

  • Reflection
  • Transmission
  • ATR (including automatic pressure control) 

IR detectors:

  • liquid nitrogen-cooled MCT detector
  • uncooled DLATGS detector 

Microscopy: 

  • Image capture: Particles ≥ 1µm
  • IR measurement: Particles > 10 µm
  • Automatic particle detection (Particle Wizard)
  • Automatic recording of IR spectra by scanning the sample or identified particles
  • Automatic calculation of particle sizes
  • In situ recording of IR spectra and comparison with the library during microscopy 

Application

Identification of particles | Particle size analysis | Automated, qualitative analysis (IR spectroscopy) of mixtures of substances

Specification

Ultimaker S5 with Air Manager

Equipment

Twin extruder system

Printing chamber: 330 x 240 x 300 mm

Maximum extruder temperature: 280°C

Application

Production of prototypes from various plastics (PLA, PETG, TPU), with support structure (breakaway PLA or PVA) if required

Specification

PAT 5890 series II plus

Application

Separation of evaporable mixtures into individual chemical compounds

Specification

Lovibond BD600 and Lovibond BD600 GLP

Specification

Taber Abraser 5131

Application

Determination of abrasion resistance for various materials

Specification

Coesfeld Vicat/HDT-Tester Basic 300 3

Specification

dataphysics OCA 20

Specification

Leica DM4 M

Heating stage microscopy system HS 82

Equipment

5x to 50x lenses + 20x long-distance lens

Camera: Leica K3C

Application

Thermomicrography

Light microscopy

 

Specification

TGA/DSC 3+ (METTLER TOLEDO)
Thermal desorption unit TD3.5+ (GERSTEL)
5977C GC/MSD (Insert Plus System) and  8890 GC System (Agilent)

Equipment

Multi-purpose sampler MPSrobotic series 3 (GERSTEL)
GC column: HP-5MS UI

Application

Thermogravimetric analysis of samples
Qualitative and quantitative detection of polymers in environmental samples (sediments, soils, plants, etc.) 

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