Evidence map›Paper›PMID 29662039›Full record

ArticleMolecules (Basel, Switzerland)2018

Poly(vinyl Chloride) Photostabilization in the Presence of Schiff Bases Containing a Thiadiazole Moiety.

Naser Shaalan, Nawres Laftah, Gamal A El-Hiti, Mohammad Hayal Alotaibi, Raad Muslih, Dina S Ahmed, Emad Yousif

Abstract read
In one paragraph

Article in Molecules (Basel, Switzerland), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

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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

7 authors.

Naser ShaalanDepartment of Chemistry, College of Science for Women, University of Baghdad, Baghdad 10071, Iraq. ndsh1972@gmail.com.
Nawres LaftahDepartment of Chemistry, College of Science for Women, University of Baghdad, Baghdad 10071, Iraq. nawrw.a200@gmail.com.
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. gelhiti@ksu.edu.sa.ORCID 0000-0001-6675-3126
Mohammad Hayal AlotaibiCenter of Excellence in Integrated Nano-Systems, King Abdulaziz City for Science and Technology, P.O. Box 6086, Riyadh 11442, Saudi Arabia. mhhalotaibi@kacst.edu.sa.
Raad MuslihDepartment of Chemistry, College of Science for Women, University of Baghdad, Baghdad 10071, Iraq. raadmuslihr@gmail.com.
Dina S AhmedDepartment of Chemistry, College of Science, Tikrit University, Tikrit 34001, Iraq. dinasaadi86@gmail.com.
Emad YousifDepartment of Chemistry, College of Science, Al-Nahrain University, Baghdad 64021, Iraq. emadayousif@gmail.com.ORCID 0000-0003-1458-4724

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Five Schiff bases containing a thiadiazole moiety have been used as poly(vinyl chloride) photostabilizers at low concentrations. The efficiency of Schiff bases as photostabilizers was investigated using various techniques, for example, the changes in poly(vinyl chloride) infrared spectra, molecular weight, chain scission quantum yield, and surface morphology were monitored upon irradiation with an ultraviolet light. Evidently, all the additives used inhibited poly(vinyl chloride) photodegradation at a significant level. The most efficient Schiff base exhibited a high level of aromaticity and contained a hydroxyl group. It seems possible that such photostabilization could be due to the direct absorption of ultraviolet radiation by the additives. In addition, Schiff bases could act as radical scavengers and proton transfer facilitators to stabilize the polymeric materials.

Indexed as

Free Radical ScavengersMass SpectrometryPhotolysisPolyvinyl ChlorideProton Magnetic Resonance SpectroscopySchiff BasesSpectrophotometry, InfraredSpectrophotometry, UltravioletThiadiazolesUltraviolet RaysViscosityFree Radical ScavengersPolyvinyl ChlorideSchiff BasesThiadiazolesaverage molecular weightirradiationphotostabilitypoly(vinyl chloride)quantum yieldSchiff basesthiadiazole

Identifiers

PMID29662039
PMCPMC6017410

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Registered trials

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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.