Bioplásticos

Bioplásticos

Structural, Thermal, and Optical Studies of Gamma Irradiated Polyvinyl Alcohol-, Lignosulfonate-, and Palladium Nanocomposite Film
28/06/2022 - Nanocomposite (NC) films of polyvinyl alcohol (PVA), lignosulfonate (Lg), and nanosized palladium (Pd) were synthesized by ex-situ casting method. Samples from the synthesized PVA-Lg/Pd NC films were...
Polyaniline derivatized anion exchange membrane for acid recovery
27/06/2022 - Abstract Herein we are demonstrating the utility of an aniline derivatized anion exchange membrane for acid recovery by diffusion dialysis. The membrane was synthesised by...
Removal of Ni(II) Ions by Poly(Vinyl Alcohol)/Al2O3 Nanocomposite Film via Laser Ablation in Liquid
- Al2O3-poly(vinyl alcohol) nanocomposite (Al2O3-PVA nanocomposite) was generated in a single step using an eco-friendly method based on the pulsed laser ablation approach immersed in PVA solution to...
Development and characterization of Sechium edule starch and polyvinyl alcohol nanofibers obtained by electrospinning
- This research aimed to evaluate the synergic combination of hydrolyzed starch of Sechium edule (SH) in concentrations ranging from 0.5 % to 2.5 % w/v with polyvinyl alcohol (PVA) at 8 %...
UV Blocking and Oxygen Barrier Coatings Based on Polyvinyl Alcohol and Zinc Oxide Nanoparticles for Packaging Applications
24/06/2022 - Photodegradation and oxidation are major causes of the deterioration of food, resulting in darkening, off-flavors, and nutrient deficiency. To reduce this problem, novel functional polymeric...
Enhancing the flux and salt rejection of thin-film composite nanofiltration membranes prepared on plasma-treated polyethylene using PVA/TS-1 composite
01/08/2022 - The high hydrophobicity of polyethylene (PE) film restricts its application as a thin-film composite (TFC) support layer. Therefore, in this study, oxygen plasma treatment was used to generate...
Mechanical and physical characterizations of compatibilizer?free recycled plastics blend composites modified with carbon nanotube and clay nanofiller
23/06/2022 - (A) Schematic diagram describing the fabrication of PVA/SA fibrous scaffolds consisting of two steps. Step 1: fabrication of PVA/SA fibrous scaffolds on a platinum screen?printed electrode through...
High?stretchability, Ultralow?hysteresis Conducting Polymer Hydrogel Strain Sensors for Soft Machines
20/06/2022 - Highly stretchable conducting polymer hydrogel strain sensors are rapidly emerging as a promising candidate towards diverse wearable skins and sensing devices for soft machines. However, due to the...
Investigation of microplastic pollution on paddy fields in Xiangtan City, Southern China
22/06/2022 - Microplastics (MPs) have become a hot issue of environmental pollution. However, insufficient evidence exists regarding the distributions and fates of MPs in terrestrial environment, especially in...
Effectively destruction of rhodamine B and perfluorooctanoic acid over BiOCl with boosted separation ability of carriers benefited from tunable oxygen vacancies
- BiOCl-based photocatalysts have triggered considerable concern because of the unique layered crystal structures and electronic band structures. Construction of oxygen vacancies (OVs) can promote...
Fabrication of GO/ZnO nanocomposite incorporated patch for enhanced wound healing in streptozotocin (STZ) induced diabetic rats
- Wound healing is one of the important processes in healthy individual. Wound healing involves four stages such as hemostasis, inflammation, proliferation and remodelling. Several chronic untreated...
Cr(VI) removal from groundwater by calcium alginate coating microscale zero?valent iron and activated carbon: Batch and column tests
18/06/2022 - A facile and scalable strategy is developed for the top?down fabrication of polymeric nanoparticles based on the sea?island spinning and Rayleigh instability.AbstractSea?island spinning has been...
Sandwich-Structured Flexible PVA/CS@MWCNTs Composite Films with High Thermal Conductivity and Excellent Electrical Insulation
20/06/2022 - : High thermal conductivity polymer matrix composites have become an urgent need for the thermal management of modern electronic devices. However, increasing the thermal conductivity of polymer-based...
Enhanced degradation of polyvinyl alcohol over a Cu0-carbon@?-Al2O3 composite through heterogeneous Fenton-like reactions: Preparation, mechanism, and applications
- In this study, we used cotton as the source of the carbon layer and prepared Cu0[email protected]?-Al2O3...
Oxidized Bletilla rhizome polysaccharide-based aerogel with synergistic antibiosis and hemostasis for wound healing
- Uncontrolled bleeding and infection following trauma remain a clinical challenge. Here, we developed a synergistic hemostatic and antibacterial aerogel dressing based on oxidized Bletilla rhizome...
Behaviour of strain hardening geopolymer composites at elevated temperatures
- Strain hardening geopolymer composite (SHGC) is a sustainable fibre-reinforced material that exhibits superior strain-hardening and multiple cracking behaviour under tension. The geopolymer binder...
Impact resistance of engineered geopolymer composite (EGC) in cold temperatures
08/08/2022 - This paper was intended to investigate the impact resistance of engineered geopolymer composite (EGC) in cold temperatures. The ambient cured EGC based on local PVA fibers, which has favorable...
Study on Toughening and Temperature Sensitivity of Polyurethane Cement (PUC)
18/06/2022 - Polyurethane cement (PUC) is now commonly used in the reinforcement of old bridges, which exhibit various issues such as poor toughness, temperature-sensitive mechanical properties, and brittle...
Fabrication of Rechargeable Photoactive Silk Fibroin/Polyvinyl Alcohol Blend Nanofibrous Membranes for Killing Bacteria
19/06/2022 - Antibacterial materials that prevent bacterial infections and mitigate bacterial virulence have attracted great scientific interest. In recent decades, bactericidal polymers have been presented as...
Thermal Properties of Novel Phase-Change Materials Based on Tamanu and Coconut Oil Encapsulated in Electrospun Fiber Matrices
17/06/2022 - The accumulation of thermal energy in construction elements during daytime, and its release during a colder night period is an efficient and green way to maintain a comfortable temperature range in...