نتایج جستجو برای: waste ldpe

تعداد نتایج: 82625  

2015
Krishnan A. Iyer Gregory T. Schueneman John M. Torkelson

Cellulose nanocrystals (CNCs), a class of renewable bionanomaterials with excellent mechanical properties, have gained major interest as filler for polymers. However, challenges associated with effective CNC dispersion have hindered the production of composites with desired property enhancements. Here, composites of polypropylene (PP) and low density polyethylene (LDPE) with 5e10 wt% unmodified...

Journal: :IOP Conference Series: Earth and Environmental Science 2020

Journal: :Science of The Total Environment 2021

A powerful simple biochar catalyst derived from nanocellulose was applied to the catalytic upcycling of waste plastics into H2 and liquid fuels for first time. For results model low-density polyethylene (LDPE) pyrolysis, C8-C16 aliphatics monocyclic aromatics were dominant constitutes product with yields ranging 22 68 wt%. At temperature 500 °C LDPE ratio surpassing 3, could be completely degra...

2013
Martin Parizek Nikola Slepickova Kasalkova Lucie Bacakova Zdenek Svindrych Petr Slepicka Marketa Bacakova Vera Lisa Vaclav Svorcik

The attractiveness of synthetic polymers for cell colonization can be affected by physical, chemical, and biological modification of the polymer surface. In this study, low-density polyethylene (LDPE) was treated by an Ar(+) plasma discharge and then grafted with biologically active substances, namely, glycine (Gly), polyethylene glycol (PEG), bovine serum albumin (BSA), colloidal carbon partic...

2002
IBNELWALEED A. HUSSEIN

Blends of LLDPE and LDPE combine the favorable mechanical properties of the LLDPE with the ease of processing of LDPE. Yet, the melt rheological consequences of blending LLDPE and LDPE have received far less attention than have linear/linear or linear/ branched blends (1). Previous reports showed that blends of LLDPE/LDPE were either immiscible or partially miscible (2–5). Considering the compo...

2010
Anne M Carpenter

The majority of waste plastics currently produced are either landfilled or incinerated. Plastics do not readily degrade and toxic elements can be leached from the landfill. Combustion of waste plastics can generate environmentally hazardous air pollutants such as dioxins/furans, as well as undesirable carbon dioxide. Consequently, cost effective ways of recycling the increasing amounts of gener...

Journal: :Applied sciences 2021

The quantity of polymer waste in our communities is increasing significantly. It therefore necessary to consider reuse or recycling avoid an increase the risk public health. This project aimed at using pulverized low-density polyethylene (LDPE) as a source reinforce and improve compressive strength, reduce water absorption geopolymer ceramics (GC). Clay:LDPE composition consisting 5%, 10%, 15% ...

Journal: :E3S web of conferences 2023

Rob or tide water is a flood of seawater rising sea level caused by high inundating the land. Heavy traffic and tidal immersion on main roads result in permanent deformation require quality asphalt that resistant to loads. The use combination LDPE aggregate slag an unprecedented update. Polyethylene (PE) plastic waste provides resistance therefore can be new Job Mix Formula able withstand (rob)...

Journal: Polyolefins Journal 2016

In this research, high oxygen-barrier films were organized based on low-density polyethylene (LDPE)/ ethylene vinyl alcohol (EVOH)/ polyethylene-grafted maleic anhydride (LDPE-g-MA) compatibilizer. The effects of 10–30 wt. % EVOH and 0–10 wt. % LDPE-g-MA loadings on the properties of final films were evaluated. The morphology of specimens was observed by using scanning electron microscopy (SEM)...

Journal: :Environmental pollution 2014
Steven G O'Connell Melissa A McCartney L Blair Paulik Sarah E Allan Lane G Tidwell Glenn Wilson Kim A Anderson

Sequestering semi-polar compounds can be difficult with low-density polyethylene (LDPE), but those pollutants may be more efficiently absorbed using silicone. In this work, optimized methods for cleaning, infusing reference standards, and polymer extraction are reported along with field comparisons of several silicone materials for polycyclic aromatic hydrocarbons (PAHs) and pesticides. In a fi...

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