Evidence map›Paper›PMID 35335475›Full record

ArticlePolymers2022

Thermal and Rheological Characterization of Recycled PET/Virgin HDPE Blend Compatibilized with PE-g-MA and an Epoxy Chain Extender.

Raquel M Santos, Anna R M Costa, Yêda M B Almeida, Laura H Carvalho, João M P Q Delgado, Elisiane S Lima, Hortência L F Magalhães, Ricardo S Gomez, Boniek E Leite, Fagno D Rolim and 2 more

Abstract read
In one paragraph

Article in Polymers, 2022. 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. Article
  4. Review
  5. 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

12 authors.

Raquel M SantosPostgraduate in Process Engineering, Federal University of Campina Grande, Campina Grande 58429-900, Brazil.
Anna R M CostaDepartment of Chemical Engineering, Federal University of Pernambuco, Recife 50740-520, Brazil.ORCID 0000-0003-3613-3780
Yêda M B AlmeidaDepartment of Chemical Engineering, Federal University of Pernambuco, Recife 50740-520, Brazil.
Laura H CarvalhoDepartment of Materials Engineering, Federal University of Campina Grande, Campina Grande 58429-900, Brazil.ORCID 0000-0003-3118-0123
João M P Q DelgadoCONSTRUCT-LFC, Department of Civil Engineering, Faculty of Engineering, University of Porto, 4200-465 Porto, Portugal.ORCID 0000-0002-1026-4523
Elisiane S LimaDepartment of Mechanical Engineering, Federal University of Campina Grande, Campina Grande 58429-900, Brazil.
Hortência L F MagalhãesDepartment of Chemical Engineering, Federal University of Campina Grande, Campina Grande 58429-900, Brazil.ORCID 0000-0002-7849-2792
Ricardo S GomezDepartment of Mechanical Engineering, Federal University of Campina Grande, Campina Grande 58429-900, Brazil.ORCID 0000-0002-4387-4600
Boniek E LeitePostgraduate in Process Engineering, Federal University of Campina Grande, Campina Grande 58429-900, Brazil.
Fagno D RolimTeacher Training Center, Federal University of Campina Grande, Cajazeiras 58900-000, Brazil.
Maria J FigueiredoDepartment of Agro-Industrial Management and Technology, Federal University of Paraíba, Bananeiras 58220-000, Brazil.ORCID 0000-0002-8025-8911
Antonio G B LimaDepartment of Mechanical Engineering, Federal University of Campina Grande, Campina Grande 58429-900, Brazil.ORCID 0000-0003-1691-1872

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this work, recycled poly(ethylene terephthalate) (PETR) was blended with virgin high-density polyethylene (HDPE) in an internal mixer in an attempt to obtain a material with improved properties. A compatibilizer (PE-g-MA) and a chain extender (Joncryl) were added to the PETR/HDPE blend and the rheological and thermal properties of the modified and unmodified blends as well as those of virgin PET with virgin HDPE (PETV/HDPE). All the blends were characterized by torque rheometry, differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA). The data obtained indicate that the incorporation of either the chain extender or the compatibilizer agent led to increases in torque (and hence in viscosity) of the blend compared to that of the neat polymers. The joint incorporation of the chain extender and compatibilizer further increased the viscosity of the systems. Their effect on the crystallinity parameters of HDPE was minimal, but they reduced the crystallinity and crystallization temperature of virgin and recycled PET in the blends. The thermal stability of the PETR/HDPE blend was similar to that of the PETV/HDPE blend, and it was not affected by the incorporation of the chain extender and/or compatibilizer.

Indexed as

HDPEjoncrylPE-g-MAPETthermal propertiestorque rheometry

Identifiers

PMID35335475
PMCPMC8952426

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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.