Research and development activities at the BEC


Investigation of the ageing behaviour of transparent, impact-modified polypropylene using various weathering methods.

Analysis of dose dependence; monitoring the progress of photo-oxidation using IR spectroscopy. Evaluation of various artificial and natural weathering processes using mechanical testing, ATR infrared spectroscopy, microtome cross-sections and scanning electron microscopy.

Link to Prof. Dahn’s paper

Bonding of polypropylene (PP GF40) to aluminium with different surface treatments.

Characterisation of the properties using a roller peel test, contact angle measurement and scanning electron microscopy.


Investigation of the ‘tiger stripes’ processing pattern

on injection-moulded polypropylene. Investigation of the characteristic behaviour during photo-oxidative ageing.

The ‘Tiger Stripes’ project

Prof. Dr. rer. nat. Ulrich Dahn Room: B 251

T +49 89 1265-3568

Email