Evidence map›Paper›PMID 37520956›Full record

ArticleHeliyon2023

Poly lactic acid production using the ring opening polymerization (ROP) method using Lewis acid surfactant combined iron (Fe) catalyst (Fe(DS)

T Widjaja, N Hendrianie, S Nurkhamidah, A Altway, Bayu Yusuf, Fakhrizal F, Aisyah Alifatul, Atha Pahlevi

Abstract read
In one paragraph

Article in Heliyon, 2023. 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. Review
  3. Article
  4. Experimental Design (2Polymers · 2025
    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

8 authors.

T WidjajaChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.
N HendrianieChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.
S NurkhamidahChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.
A AltwayChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.
Bayu YusufChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.
Fakhrizal FChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.
Aisyah AlifatulChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.
Atha PahleviChemical Engineering Department, Institut Teknologi Sepuluh Nopember, Sukolilo, Surabaya, 60111, Indonesia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

LASC catalyst synthesis process was carried out using iron metal (Fe) and its characterization properties were tested. There are five stages carried out, namely, the manufacture of the LASC Fe(DS)3 catalyst, lactic acid dehydration, polycondensation of lactic acid into l-lactic acid oligomers (OLLA), depolymerization of oligomers into l-lactide, and the ROP process to convert l-lactide into Polymers. l-lactic acid (PLLA). The analysis used is as follows, Karl-Fisher; Spectroscopy Fourier Transform Infrared (FTIR); and Nuclear Magnetic Resonance (HNMR); Gel Permeation Chromatography (GPC); Thermogravimetry Gravity Analysis (TGA) and X-Ray Diffraction (XRD). Based on the experimental results, the catalyst Fe(DS)

Indexed as

Fe(DS)3Lewis acid surfactant catalystPoly lactic acidRing opening polimerization

Identifiers

PMID37520956
PMCPMC10382635

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.