Evidence map›Paper›PMID 40082210›Full record

ReviewAngewandte Chemie (International ed. in English)2025

Advances and Challenges in Low-Temperature Upcycling of Waste Polyolefins via Tandem Catalysis.

Wei Zhang, Sungmin Kim, Michele L Sarazen, Mingyuan He, Jingguang G Chen, Johannes A Lercher

Abstract readReview
PubMed Full text at PMC Publisher
In one paragraph

Review in Angewandte Chemie (International ed. in English), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Article
  5. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Wei ZhangState Key Laboratory of Petroleum Molecular & Process Engineering, Shanghai Key Laboratory of Green Chemistry and Chemical Processes, School of Chemistry and Molecular Engineering, East China Normal University, Shanghai, 200062, China.
Sungmin KimInstitute for Integrated Catalysis, Pacific Northwest National Laboratory, Richland, WA, 99354, USA.
Michele L SarazenDepartment of Chemical and Biological Engineering, Princeton University, Princeton, NJ, 08544, USA.
Mingyuan HeState Key Laboratory of Petroleum Molecular & Process Engineering, Shanghai Key Laboratory of Green Chemistry and Chemical Processes, School of Chemistry and Molecular Engineering, East China Normal University, Shanghai, 200062, China.
Jingguang G ChenDepartment of Chemical Engineering, Columbia University, New York, NY, 10027, USA.
Johannes A LercherInstitute for Integrated Catalysis, Pacific Northwest National Laboratory, Richland, WA, 99354, USA.

Funding

Basic Energy Sciences FWP 78459U.S. Department of Energy
6 · The paper itself

Abstract

Polyolefin waste is the largest polymer waste stream that could potentially serve as an advantageous hydrocarbon feedstock. Upcycling polyolefins poses significant challenges due to their inherent kinetic and thermodynamic stability. Traditional methods, such as thermal and catalytic cracking, are straightforward but require temperatures exceeding 400 °C for complete conversion because of thermodynamic constraints. We summarize and critically compare recent advances in upgrading spent polyolefins and model reactants via kinetic (and thermodynamic) coupling of the endothermic C─C bond cleavage of polyolefins with exothermic reactions including hydrogenation, hydrogenolysis, metathesis, cyclization, oxidation, and alkylation. These approaches enable complete conversion to desired products at low temperatures (<300 °C). The goal is to identify challenges and possible pathways for catalytic conversions that minimize energy and carbon footprints.

Indexed as

C─C cleavageExothermic reactionMild conditionsPolyolefin upcyclingTandem catalysis

Identifiers

PMID40082210
PMCPMC12105708

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.