Results 21 to 30 of about 34,607 (292)

Wood pulp industry by-product valorization for acrylate synthesis and bio-based polymer development via Michael addition reaction

open access: yesJournal of Bioresources and Bioproducts, 2023
It is crucial to adapt the processing of forest bio-resources into biochemicals and bio-based advanced materials in order to transform the current economic climate into a greener economy.
Ralfs Pomilovskis   +6 more
doaj   +1 more source

Study of crystallization behavior of poly(phenylene sulfide)

open access: yesPolímeros, 2006
Poly(phenylene sulfide) (PPS) is an engineering thermoplastic polymer that presents high temperature resistance (glass transition temperature around 85 ºC and melting point at 285 ºC). These properties combined with its mechanical properties and its high
Liliana B. Nohara   +5 more
doaj   +1 more source

Synthesis of Cardanol-Based Acetaldehyde Novolac Resin from Cashew Nut Shell Liquid (CNSL)

open access: yesJurnal Kimia Sains dan Aplikasi, 2022
Polymers are currently in the limelight. Phenolic resin is one of the polymer products obtained from the polymerization process, either from natural or synthetic sources. One of the natural compounds that can be applied to polymers is cardanol.
Surya Dewi Marliyana   +2 more
doaj   +1 more source

Advancements in polymer (Nano)composites for phase change material-based thermal storage: A focus on thermoplastic matrices and ceramic/carbon fillers

open access: yesSmart Materials in Manufacturing
This article explores (i) the potential of polymer (nano)composites as alternatives to conventional metals in the manufacture of heat exchangers and (ii) the application of Phase Change Materials (PCMs) for thermal energy storage.
Seung Ho Lee   +8 more
doaj   +1 more source

STRENGTH CHARACTERIZATION OF DISSIMILAR MATERIAL SAMPLES PRODUCED VIA FUSED FILAMENT FABRICATION

open access: yesNonconventional Technologies Review, 2022
Fused Filament Fabrication is a 3D Printing technology that uses molten thermoplastic material forced through a nozzle to manufacture parts additively.
Vasile Ermolai   +2 more
doaj  

Effect of Fly Ash from Thermal Power Plant on the Dielectric Properties of Polymer Composites Materials based on Matrix Epoxy DER 331

open access: yesChemical Engineering Transactions, 2017
Fly ash (FA) is a low cost, inorganic waste product obtained from thermal power plants. This waste product causes significant environmental problem but it possesses good mechanical properties due to the constituent phases contained in it i.e.
P. Bachtrong, L. Nguyenthanh, H. Phamthi
doaj   +1 more source

Systemic analysis about residual chloroform in PLLA films

open access: yesCurrent Directions in Biomedical Engineering, 2016
Toxic volatile organic chemicals (VOCs), such as chloroform, are widely used in polymer manufacture in the field of implants and polymeric drug carriers.
Teske Michael   +4 more
doaj   +1 more source

Design, Manufacturing, and Comparative Analysis of a Mini Extruder for Polymer Flow Characterization: A Case Study on HDPE and PMMA Polymers

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi
Polymer extrusion is one of the most widely used polymer processing methods and the sole option for many standard products. The modern extrusion machine has a very sophisticated design; for example, the extrusion screw has different zones and complex ...
Emin Uslu, Galip Yılmaz
doaj   +1 more source

HDPE composite with barrier property to the evaporative emission of volatile organic compounds to use in fuel tanks [PDF]

open access: yesPolyolefins Journal
High-density polyethylene (HDPE) has been widely used in automotive industry for manufacture of fuel tanks due to their properties such as chemical stability, easy processability and low cost.
Guilherme Simão, Clodoaldo Saron
doaj   +1 more source

Cytocompatibility Evaluation of a Novel Series of PEG-Functionalized Lactide-Caprolactone Copolymer Biomaterials for Cardiovascular Applications

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Although the use of bioresorbable materials in stent production is thought to improve long-term safety compared to their durable counterparts, a recent FDA report on the 2-year follow-up of the first FDA-approved bioresorbable vascular stent showed an ...
Sandra Pacharra   +12 more
doaj   +1 more source

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