On 16th January 2023, the PhD examination of Julia Eigenseer took place, where she successfully defended her doctoral thesis with the title „Targeted molecular properties of linear low-density polyethylene (LLDPE): A continuous solution polymerization Mini-Plant as a polymer reaction engineering (PRE) tool”.

On 19th December 2022, Maria Dernbach successfully defended her doctoral thesis entitled “Applications of Modeling for Ethylene Polymerization Processes and their Products”.

For this year's Christmas party, the working group met with Prof. Busch on 16.12.2022 for bowling and billiards. After a mulled wine at the Christmas market, the evening was rounded with a meal at the Grohe brewery.

On 15.12.2022 was the graduation party of the department of chemistry, which takes place twice a year. Five of the attending graduates have completed their Bachelor's or Master's degree or doctorate in the last six months in the working group of Prof. Busch.

The meeting with the alumni at the Santa Claus coffee resulted in an invitation to visit Evonik Industries AG. Some doctoral students took advantage of this opportunity on December 14 and visited the Oil Additives unit in Weiterstadt.

The 16th Conference on Polymer Reaction Engineering (PRE) was held in Scottsdale (Arizona, USA) from December 11-15, 2022.

On 2 December 2022 the annual Santa Claus coffee of the working group took place. Besides the participation of current members, it has been a tradition for years to invite the alumni as well. This year there were over 40 participants including 16 alumni.

Paul Peikert successfully defended his doctoral thesis on 14th November 2022, which is entitled “Process-Structure-Properties Relationship of High-Pressure Ethene Copolymerization”.

On 17th October 2022, Ömer Delibalta successfully defended his doctoral thesis entitled “Safety Assessment of Decomposition and Relief Scenarios in the High-Pressure LDPE Process”.

On 11th October 2022, the PhD examination of Robin Dursun took place, where he successfully defended his doctoral thesis with the title „Investigation of the High-Pressure Copolymerization of Ethene and Propargyl Methacrylate and the Click-Reaction on the Polymer”