Evidence map›Paper›PMID 39958487›Full record

ArticleMacromolecules2025

Polyethylene-poly(methyl acrylate) Block Copolymers from PACE-SARA ATRP: Utilizing Polyolefin Active Ester Exchange-Based Macroinitiators in Atom Transfer Radical Polymerization.

Khidong Kim, Jacobo Strong, Stephen Don Sarkar, Dung Nguyen, Huong Dau, D A Anwar Al-Aman, Sajjad Dadashi-Silab, Eva Harth, Krzysztof Matyjaszewski

Abstract read
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In one paragraph

Article in Macromolecules, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Article
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

9 authors.

Khidong KimDepartment of Chemistry, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States.
Jacobo StrongDepartment of Chemistry, Center of Excellence in Polymer Chemistry (CEPC), University of Houston, Houston, Texas 77204, United States.
Stephen Don SarkarDepartment of Chemistry, Center of Excellence in Polymer Chemistry (CEPC), University of Houston, Houston, Texas 77204, United States.
Dung NguyenDepartment of Chemistry, Center of Excellence in Polymer Chemistry (CEPC), University of Houston, Houston, Texas 77204, United States.
Huong DauDepartment of Chemistry, Center of Excellence in Polymer Chemistry (CEPC), University of Houston, Houston, Texas 77204, United States.
D A Anwar Al-AmanDepartment of Chemistry, Center of Excellence in Polymer Chemistry (CEPC), University of Houston, Houston, Texas 77204, United States.ORCID https://orcid.org/0009-0006-0933-6610
Sajjad Dadashi-SilabDepartment of Chemistry, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States.ORCID https://orcid.org/0000-0002-4285-5846
Eva HarthDepartment of Chemistry, Center of Excellence in Polymer Chemistry (CEPC), University of Houston, Houston, Texas 77204, United States.ORCID https://orcid.org/0000-0001-5553-0365
Krzysztof MatyjaszewskiDepartment of Chemistry, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States.ORCID https://orcid.org/0000-0003-1960-3402

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Accessing a facile pathway to prepare polyolefin-polar block copolymers with low dispersity and high control remains a challenge due to the distinct polymerization pathways of the composing blocks. This study utilized the polyolefin active ester exchange, the PACE approach, as a viable solution. The PACE approach, using palladium-catalyst-based coordination-insertion polymerization, was combined with SARA ATRP (supplemental activator/reducing agent atom transfer radical polymerization). A single-chain-end active ester functionalized polyethylene (PE) was produced from an α-diimine Pd(II) hexafluoroisopropyl ester chelate complex, which facilitated a living polymerization of ethylene. Transesterification with 2-hydroxyethyl α-bromoisobutyrate (HOBIB) or 2-hydroxyethyl α-bromoisobutyramide (HOBIBA) formed α-bromoisobutyrate or α-bromoisobutyramide chain-end-functionalized polyethylene. The approach resulted in controlled synthesis of polymers with low dispersity (

Identifiers

PMID39958487
PMCPMC11823591

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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.