Results 1 to 10 of about 779,490 (341)

Adsorption of Levofloxacin on Microplastics in Aqueous Solution [PDF]

open access: yes대한환경공학회지, 2022
Objectives Recently, microplastics (MPs) is observed at surface water in worldwide because of massive use of plastics. Since MPs have a large specific surface area, they could provide adsorption sites to water contaminants such as Levofloxacin (LVF). LVF
Jooyoung Lee, Jeong-Ann Park
doaj   +1 more source

Microplastics assessment in Arabian Sea fishes: accumulation, characterization, and method development [PDF]

open access: yesBrazilian Journal of Biology, 2023
Around the globe, plastic has been entering the aquatic system and is ingested by organisms. Identification, optimal digestion method, and characterization of the polymers to trace sources are of growing importance.
S. Riaz   +5 more
doaj   +1 more source

Technologies and Catalysts for the Production of Polyethylene by Slurry Process: Patent Review [PDF]

open access: yesBaspārish, 2022
For more than sixty years, thousands of patents and articles have been published annually on various manufacturing methods and comparing the properties and performance of manufactured polyethylenes.
hossein bazgir, zahra Zahra Issaabadi
doaj   +1 more source

Effect of head size and rotation on taper corrosion in a hip simulator

open access: yesBone & Joint Open, 2021
Aims: This study investigates head-neck taper corrosion with varying head size in a novel hip simulator instrumented to measure corrosion related electrical activity under torsional loads.
Christian M. Wight   +7 more
doaj   +1 more source

Poly(Ethylene Glycol‐block‐2‐Ethyl‐2‐Oxazoline) as Cathode Binder in Lithium‐Sulfur Batteries

open access: yesChemistryOpen, 2021
Functional binders constitute a strategy to overcome several challenges that lithium‐sulfur (Li‐S) batteries are facing due to soluble reaction intermediates in the positive electrode.
Yu‐Chuan Chien   +3 more
doaj   +1 more source

Foam Polyethylene Made of Recycled Polyethylene

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract The paper deals with the main principles of foam polyethylene production by the addition of recycled polyethylene and a modifier in the initial mixture. Obtaining of the modified foam polyethylene will accomplish two important tasks: solve the environmental problem of recycling polyethylene waste and reduce the cost of the ...
O. B. Lyapidevskaya   +2 more
openaire   +2 more sources

Well-defined PE-b-PTFE diblock copolymers via combination of coordination chain transfer polymerization and condensation reaction: Facile preparation and surface modification of polyethylene film [PDF]

open access: yesPolyolefins Journal, 2017
In this paper, a series of well-defined polyethylene-b-polytetrafluoroethylene diblock copolymers (PE–b– PTFEs) were prepared by a coupling reaction of hydroxyl-terminated polyethylene (PE–OH) and isocyanateterminated 1H,1H-perfluoro-1-tetradecanol (PFDO–
Feng He   +6 more
doaj   +1 more source

Preparation and characterization of polyethylene/ glass fiber composite membrane prepared via thermally induced phase separation method [PDF]

open access: yesPolyolefins Journal, 2017
Grinded glass fiber (GGF) embedded high density polyethylene (HDPE) membranes were prepared via thermally induced phase separation method. FESEM images showed that all the membranes had leafy structure, indicating a solid-liquid mechanism during phase ...
Ali Behboudi   +3 more
doaj   +1 more source

Bis(Imino) Pyridyl Iron Complexes: the Effect of Polymerization Conditions on Activities and Thermal Behaviors of Polyethylene [PDF]

open access: yesJournal of Petroleum Science and Technology, 2016
Two late transition metal catalysts based on 2,6-bis(imino)pyridine iron(II) were synthesized by introducing methyl substitution (catalyst A) and t-Butyl substitution (catalyst B) at the ortho position of the aryl rings of the ligand.
saeid ahmadjo   +5 more
doaj   +1 more source

Velcrand Functionalized Polyethylene [PDF]

open access: yesMolecules, 2019
Velcrands are a specific class of cavitands whose complementary surfaces induce self-dimerization. The insertion of a velcrand as physical cross-linking unit into a polymer is reported. To this purpose, the velcrand was functionalized at the lower rim with an isocyanate group.
Jonathan Tellers   +4 more
openaire   +5 more sources

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