Evidence map›Paper›PMID 33561971›Full record

ArticlePolymers2021

Synthesis of Carvedilol-Organotin Complexes and Their Effects on Reducing Photodegradation of Poly(Vinyl Chloride).

Omar G Mousa, Gamal A El-Hiti, Mohammed A Baashen, Muna Bufaroosha, Ahmed Ahmed, Ahmed A Ahmed, Dina S Ahmed, Emad Yousif

Abstract read
In one paragraph

Article in Polymers, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

  1. Effects of UV radiation on natural and synthetic materials.Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology · 2023
    Article
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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.

Omar G MousaDepartment of Chemistry, College of Science, Al-Nahrain University, Baghdad 64021, Iraq.
Gamal A El-HitiCornea Research Chair, Department of Optometry, College of Applied Medical Sciences, King Saud University, P.O. Box 10219, Riyadh 11433, Saudi Arabia.ORCID 0000-0001-6675-3126
Mohammed A BaashenDepartment of Chemistry, College of Science and Humanities, Shaqra University, Dawadmi 11911, Saudi Arabia.ORCID 0000-0003-0297-9489
Muna BufarooshaDepartment of Chemistry, College of Science, United Arab Emirates University, P.O. Box 15551, Al-Ain 1818, United Arab Emirates.
Ahmed AhmedPolymer Research Unit, College of Science, Al-Mustansiriyah University, Baghdad 10052, Iraq.
Ahmed A AhmedDepartment of Chemistry, College of Science, Al-Nahrain University, Baghdad 64021, Iraq.
Dina S AhmedDepartment of Medical Instrumentation Engineering, Al-Mansour University College, Baghdad 10067, Iraq.
Emad YousifDepartment of Chemistry, College of Science, Al-Nahrain University, Baghdad 64021, Iraq.ORCID 0000-0003-1458-4724

Funding

King Saud University Deanship of Scientific Research Chairs
6 · The paper itself

Abstract

Poly(vinyl chloride) (PVC) undergoes photodegradation induced by ultraviolet (UV) irradiation; therefore, for outdoor applications, its photostability should be enhanced through the use of additives. Several carvedilol tin complexes were synthesized, characterized and mixed with PVC to produce thin films. These films were irradiated at 25 °C with a UV light (λ = 313 nm) for up to 300 h. The reduction in weight and changes in chemical structure and surface morphology of the PVC films were monitored. The films containing synthesized complexes showed less undesirable changes than the pure PVC film. Organotin with a high content of aromatics was particularly efficient in inhibiting photodegradation of PVC. The carvedilol tin complexes both absorbed UV light and scavenged radicals, hydrochloride, and peroxides and, therefore, photostabilized PVC.

Indexed as

carvedilol–tin complexesfunctional group indicesphotostabilizerspoly(vinyl chloride)surface morphologyweight loss

Identifiers

PMID33561971
PMCPMC7915541

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.