@steffenipunkt

26 y.o. 📖Chemistry @unikonstanz PhD student @MeckingGroup 🔬⚗️

 Konstanz, Deutschland
Joined June 2015
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  • Following137
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I am thrilled to share my first publication as first author, published in ACS Catalysis.🥳 A special thank you to our Italian collaborators from the University of Salerno. 🇮🇹 Curious? Check it out here 👉 pubs.acs.org/doi/10.1021/acs…

Keto-Polyethylene Material from Pd(II)-Catalyzed Copolymerization with Continuous Carbon Monoxide...

Abstract. Pd­(II) phosphinosulfonate catalysts were employed in the nonalternating copolymerization of ethylene and carbon monoxide to produce keto-polyeth

pubs.acs.org
Research Group of Prof. Dr. Stefan Mecking@MeckingGroup5 May 2025
We're excited to share our latest work together with the group of Lucia Caporaso @UniSalerno in @ACSPublications We demonstrate that keto-PE materials can also be accessed using Pd(II) catalysts, enabled by precise monomer dosing⚙️ Check it out 👉 doi.org/10.1021/acscatal.5c0…
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Was a great pleasure to talk about parts of my research @MeckingGroup! Thank you @GeCatS @DECHEMA for giving me this opportunity! 😍
Research Group of Prof. Dr. Stefan Mecking@MeckingGroup14 Mar 2025
Conference time in @stadtweimar! 🎉 Sebastian and @steffenipunkt had the pleasure of participating in the #58Katalytikertreffen. Sebastian presented a poster, and Steffen had the opportunity to give a talk on ethylene/CO copolymerization! 🧪 Thank you for having us, @DECHEMA!🙌
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Check out our newest publication in @ACSPublications @ACSSustainable! 📄 We report on aliphatic-aromatic polyesters from waste-sourcable multiple chain lengths carboxylates and their structure-property relationships: doi.org/10.1021/acssuschemen… Congrats @TaylorFNelson and Dario! 🥳

Aliphatic–Aromatic Copolyesters with Waste-Sourceable Multiple Chain-Length Building Blocks

Abstract. Sourcing commodity polymers from sustainable alternative feedstocks, such as those derived from plastic waste or biobased resources, is a promisi

pubs.acs.org
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We're excited to share our first publication of 2025! 📄 🎉 We report on irreversible deactivation pathways during the non-alternating copolymerization of ethylene and carbon monoxide. Check it out here: doi.org/10.1021/jacs.4c16468 Congrats @OdenwaldLukas and @Lukas_Wursthorn !

Irreversible Deactivation Pathways in Ni(II)-Catalyzed Nonalternating Ethylene–Carbon Monoxide...

Abstract. Endowing polyethylenes with photodegradability via incorporation of low densities of in-chain keto units could reduce the problematic environment

pubs.acs.org
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Wir gratulieren! Der #UniKonstanz Chemiker Stefan Mecking erhält die aktuelle Reinhart Koselleck-Projektförderung der @dfg_public für sein Projekt „Quantifizierung des Bioabbaus von Polyethylen vermittels katalytischer Methoden“. Weiterlesen 👉 t1p.de/oys5s
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Autumn has arrived in Konstanz, which means it's group photo time.📸 We proudly present you the current #MeckingGroup @UniKonstanz. To find out more about the group members check out our website: chemie.uni-konstanz.de/mecki…
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Alles Cool, Bruder 😎@Yajun_Zhao0812 😂
Yajun Zhao@Yajun_Zhao081217 Aug 2024
Interested in degrading polyethylene via mechanochemistry? Please check out my latest paper of Polyethylene Materials with Tunable Degradability by Incorporating In-chain Mechanophores @J_A_C_S! pubs.acs.org/doi/10.1021/jac…

Polyethylene Materials with Tunable Degradability by Incorporating In-Chain Mechanophores

Abstract. Polyolefins are recognized as fundamental plastic materials that are manufactured in the largest quantities among all synthetic polymers. The che

pubs.acs.org
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Conference Time! 😍 Katrin, Viola and Steffen are currently in Denver, USA, attending the #ACSFall2024 meeting to present their research. Feel free to check out their posters and talks if you're there! You can find more information about their contributions below. 👇
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Two weeks ago, we organized the Sustainable Polymer Symposium @UniKonstanz together with the Meier group @AK_Meier from the @KITKarlsruhe . Many interesting presentations and a fruitful poster session were rounded off with a joint dinner. Many thanks for the visit.
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We want to share our newest publication in @ACSSustainable where we report the synthesis and properties of long-chain aliphatic polyesters from bio-sourced 2,3-butanediol and their degradation behavior. Click here to read (open access): pubs.acs.org/doi/10.1021/acs…

Aliphatic Polyester Materials from Renewable 2,3-Butanediol

Abstract. 2,3-Butanediol has emerged as a promising bio sourced monomer for polyester synthesis. However, it has received limited attention as monomer for

pubs.acs.org
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We are thrilled to announce our newest publication which reviews the synthesis and deconstruction of PE-type materials in @ACSChemRev . Great job by all authors involved. Congrats! Click here to read (open access): pubs.acs.org/doi/10.1021/acs… @UniKonstanz
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We are pleased to announce our latest publication in @J_A_C_S, investigating the origin of high molecular weights in ethylene homopolymerization with phosphine phenolate Ni(II) catalysts: pubs.acs.org/doi/10.1021/jac… Congrats to all authors involved @FeiLin24421760 @voccia_maria

Origin of Suppressed Chain Transfer in Phosphinephenolato Ni(II)-Catalyzed Ethylene Polymerization

Abstract. Recent breakthroughs in the generation of polar-functionalized and more sustainable degradable polyethylenes have been enabled by advanced phosph

pubs.acs.org
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We are beyond excited to let you know that our newest publication has been released in @ACSSustainable . We present waxes with PE wax-like properties and in-chain ester groups as biodegradation break points. Check it out: pubs.acs.org/doi/10.1021/acs… Congrats to everyone involved.

Waxes from Long-Chain Aliphatic Difunctional Monomers

Abstract. Petrochemical polyethylene waxes (Mn = 800–8000 g/mol for commercial Ziegler waxes) as additives, lubricants, and release agents are essential to

pubs.acs.org
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We are highly excited to annonce our newest publication about polyesters from multiple chain length bio-based monomers and their degradation in @angew_chem Check it out here: onlinelibrary.wiley.com/doi/… Congrats to everyone involved. @TaylorFNelson

Degradable and Recyclable Polyesters from Multiple Chain Length Bio‐ and Waste‐Sourceable Monomers

Polyesters derived from multiple chain length dicarboxylate feedstocks, as obtained from valorization of waste polyethylene or oxidation of bio-based fatty acids, exhibit high density polyethylene-...

onlinelibrary.wiley.com
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Three of the most terrifying graphs on the internet right now.
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At the moment, the [(tmeda)NiMe2] summer school is taking place, where Inaqui is teaching all interested group members how to synthesize our Ni precursor. Thanks Inaqui!
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Today, we want to recommend a video of the Youtuber 'Just have a think' in which he discusses our recent paper about PE-2,18. youtube.com/watch?v=xmtYcGxo…

New compostable polymer technology - the answer to our plastic pollution problem?

A truly compostable plastic is something scientists all over the wo...

youtube.com
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Chemiker der Universität #Konstanz haben einen kompostierbaren #Kunststoff entwickelt. Das Material soll besonders belastbar und umweltverträglich sein. #Klimaschutz swr.de/swraktuell/baden-wuer…
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Check out our newest paper in @angew_chem about a biodegradable high-density polyethylene like polyester material: doi.org/10.1002/ange.2022134… Also check out the press release of the @UniKonstanz regarding our newest publication. Congratulations to all authors!
Universität Konstanz@UniKonstanz21 Dec 2022
A polyester plastic of great mechanical stability, which is also easily recyclable and even compostable: Stefan Mecking, #UniKonstanz chemist, and his research group present a new material. Details: t1p.de/d3xo0 @GDCh_aktuell
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Steffen Iberl retweeted
Formula 1
@F121 Nov 2022
Seb's stats 👀 #F1 #DankeSeb
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