Materiales

 

Materiales

Non?isocyanate polyurethane?acrylate as UV? and thermo?responsive plasticizer for thermoplastic elastomer
20/05/2024 - Plugging process of temperature sensitive plugging agent AOS during drilling.AbstractIn the process of unconventional oil and gas exploitation, the invasion of a large amount of drilling fluid into...
A novel and biocompatible photopolymerizable resin based on cyclohexanedimethanol?dimetacrylate designed to light?print microneedles
20/05/2024 - This work presents a sustainable polyurethane?acrylate prepolymer (NIPUA) efficiently derived from palm olein without the use of isocyanates, under atmospheric conditions. The NIPUA is served as a...
Synthesis and application of environmental plasticizers based on benzene polyacid ester
25/04/2024 - Synthesis and properties of benzene polyacid ester.Using benzene?1,3,5?tricarboxylic acid, trimellitic anhydride, 2?propylheptanol and 2?ethylhexanol as raw materials, four kinds of environmental...
Preparation and properties of poly (butylene?adipate?co?terephthalate) /thermoplastic hydroxypropyl starch films
25/04/2024 - Poly(butylene?adipate?co?terephthalate) (PBAT) is currently the most widely used and versatile petroleum?based fully biodegradable polyester, drawing extensive attention from researchers. However,...
Tailoring the Properties of Gel Polymer Electrolytes for Sodium?Ion Batteries Using Ionic Liquids: A Review
24/04/2024 - The review paper features the use of ionic liquids in tuning the properties of gel polymer electrolytes for sodium?ion batteries. We aim to give the readers some general context of the structure and...
Aloe vera Gel–Reinforced Biodegradable Starch–PVA Blends for Sustainable Packaging of Green Chillies
21/04/2024 - Novel Aloe vera gel–reinforced starch–PVA blend films have been prepared. The role of Aloe vera gel as plasticizer/crosslinker has been explored. The influence of varying concentration of Aloe...
A Bioactive Degradable Composite Bone Cement Based on Calcium Sulfate and Magnesium Polyphosphate
18/04/2024 - Calcium sulfate bone cement (CSC) is extensively used as a bone repair material due to its ability to self-solidify, degradability, and osteogenic ability. However, the fast degradation, low...
Removal of Methylene Blue Dye from Aqueous Solutions Using Polymer Inclusion Membrane Containing Calix[4]pyrrole
- The effective purification of aqueous solutions of methylene blue dye was tested using polymer inclusion membranes (PIMs) that contained cellulose triacetate (CTA) as a polymer base, o-nitrophenyl...
Thermally-Activated Shape Memory Behavior of Biodegradable Blends Based on Plasticized PLA and Thermoplastic Starch
16/04/2024 - Biodegradable blends based on plasticized poly(lactic acid) PLA and thermoplastic starch (TPS) have been obtained. The influence of the PLA plasticizer as a compatibility agent has been studied by...
Νovel Polylactic Acid/Tetraethyl Citrate Self-Healable Active Packaging Films Applied to Pork Fillets’ Shelf-Life Extension
17/04/2024 - Nowadays, increased food safety and decreased food waste are two of the major global interests. Self-healable active packaging materials are an attractive option to achieve such targets. This...
A Healable Quasi?Solid Polymer Electrolyte with Balanced Toughness and Ionic Conductivity
10/04/2024 - A gel polymer electrolyte, rooted in poly(urethane?urea) chemistry, has been synthesized by a post immersion method, which allows for precise manipulation of its mechanical and electrical properties....
Synthesis and Performance Evaluation of Bio-Sourced PO3G Ester Plasticizer in L-Polylactic Acid Thin Films
11/04/2024 - This study aims to synthesize and evaluate the properties of bio-sourced poly(1,3-propanediol) laurate (PO3G-LA) as a plasticizer in the fabrication of poly(1,3-propanediol) laurate/L-polylactic acid...
Antimicrobial Efficacy of a Vegetable Oil Plasticizer in PVC Matrices
10/04/2024 - The growing prevalence of bacterial and viral infections, highlighted by the recent COVID-19 pandemic, urgently calls for new antimicrobial strategies. To this end, we have synthesized and...
Use of Limestone Sludge in the Preparation of ɩ-Carrageenan/Alginate-Based Films
05/04/2024 - The use of processed limestone sludge as a crosslinking agent for films based on Na–alginate and ɩ-carrageenan/Na-alginate blends was studied. Sorbitol was tested as a...
Multiresidue analysis of bat guano using GC-MS/MS
- Bats are the second largest mammalian order and are an endangered species group with a strong need for contamination monitoring. To facilitate non-invasive monitoring of the ecological burden in...
Effect of Plasticization/Annealing on Thermal, Dynamic Mechanical, and Rheological Properties of Poly(Lactic Acid)
03/04/2024 - This study investigates the use of low molecular weight poly(ethylene glycol) (PEG) as a plasticizer for poly(lactic acid) (PLA). PLA/PEG blend films were prepared using the solvent casting method...
Structure and functional properties of aluminum hydroxide reinforced bamboo?derived cellulose acetate composite film for biodegradable packaging
01/04/2024 - Scheme 1 Schematic diagram of the synthetization of the Al(OH)3 reinforced bamboo?derived cellulose acetate composite film from bamboo with Al(OH)3 particles.Biodegradable plastics are gaining...
Effect of Adding Red Propolis to Edible Biodegradable Protein Films for Coating Grapes: Shelf Life and Sensory Analysis
24/03/2024 - Red propolis is an active ingredient of great nutritional interest which offers numerous benefits as an antioxidant and antimicrobial agent. Thus, the objective of this research was to evaluate the...
Pectin From Fruit Peel Waste: A Sustainable Source for Production of Active Packaging Films
21/03/2024 - Composite film prepared using PVA, pectin form passion and lime peel had excellent mechanical, optical, thermal and bioactive properties. This film was used to pack strawberries and plums during...
Cellulose Extraction From Green Algae, Ulva Ohnoi, and Its Application to PVA?Based Antibacterial Composite Films Incorporated With Zinc Oxide Nanoparticles
21/03/2024 - Cellulose was extracted from green algae (Ulva ohnoi) by various chemical treatments. Extracted cellulose was blended with polyvinyl alcohol to prepare composite films. ZnO?NP was further added to...
Role of the plasticizers on the crystallization of PLA and its composites with mesoporous MCM-41
21/03/2024 - Abstract Several materials were prepared by melt extrusion, based on an L-rich polylactide (PLA), as polymeric matrix, acetyl tri-n-butyl citrate (ATBC) or...