Materiales avanzados
Materiales avanzados
Synthesis and characterization of a novel aldehyde teroctyl phenolic resin vulcanizing agent for isoprene rubber processing
03/06/2023 -
Abstract The commonly used phenolic resin vulcanizing agents for rubber processing technology have some limitations. In this study, a new aldehyde teroctyl phenolic resin...
Research on Flexural and Freeze–Thaw Properties of Polypropylene-Fiber-Reinforced Pavement Concrete Containing Waterborne Epoxy
02/06/2023 -
In order to further enhance the reinforcing effectiveness of polypropylene (PP) fibers on pavement concrete, waterborne epoxy (WBE) was introduced in this research and its effect on the flexural...
Development of an Epoxy Matrix Hybrid Composite with Astrocaryum Aculeatum (Tucumã) Endocarp and Kaolin from the Amazonas State in Brazil
31/05/2023 -
Composites with natural lignocellulosic fillers are being cited as a viable and sustainable alternative to conventional materials, as they combine lower costs with lower weight. In many tropical...
Characteristics of 3D Printed Biopolymers for Applications in High-Voltage Electrical Insulation
30/05/2023 -
Three-dimensional printing technology is constantly developing and has a wide range of applications; one application is electrical insulation, where the standard technology uses polymer-based...
Effects of cyclic absorption–desorption of model fuels by aerospace?grade carbon/epoxy composites
31/05/2023 -
Cyclic fuek absorption by aerospace grade composites.The aviation industry is in the process of using several alternative fuels sourced from renewable sources to decrease its impact on the...
Effects of electrospun fibers containing ascorbic acid on oxidative stress reduction for cardiac tissue engineering
27/05/2023 -
AbstractIn recent years, with the increasing consciousness on environment protection, fluorine?free water?repellent agents in textile industry have attracted considerable attention. Herein, we...
Transport properties investigations of nanocomposite membranes incorporating titanate nanowires for water desalination
23/05/2023 -
We are currently developing an eco?friendly alternative to traditional epoxy resins by creating an oxime epoxy from 1,4?benzoquinone dioxime. This innovative epoxy can decompose quickly under mild...
Eco-friendly polymers based on Baru vegetable oil and fumaric acid using photopolymerization
29/05/2023 -
Abstract Biomass-derivative materials are one of the answers to substitute materials from finite sources in the coming decades. Thus, the present paper demonstrates the...
Service Life Prediction of Type-IV Composite CNG Cylinder under the Influence of Drivers’ Refueling Habits—A Numerical Study
27/05/2023 -
The new generation presented for CNG fuel tanks of vehicles (type-IV) is made entirely of composites. The reason for that is to prevent the sudden explosion of metal tanks and to use the advantage of...
A New Continuous Flow Microwave Radiation Process Design for Non-Isocyanate Polyurethane (NIPU)
29/05/2023 -
Non-isocyanate Polyurethane (NIPU) has been known to result from a thermal-ring-opening reaction between bis-cyclic carbonate (BCC) compounds and polyamines. BCC can be obtained from carbon dioxide...
Synthesis of oxime ester?based epoxy resin with chemical recyclability
23/05/2023 -
AbstractThe aim of this study was to develop a solvent?free polylactic acid (PLA) open?cell porous scaffold for bone tissue engineering using compression molding and a new chemical foaming compound,...
Synthesis and properties of silicone?epoxy polymer with long silicone chain
22/05/2023 -
AbstractIn this research, a new amphiphilic random copolymer of 2?acrylamido?2?methylpropane sulfonic acid (AMPS) and methyl methacrylate (MMA) (abbreviated as P(AMPS?co?MMA)) was synthesized by...
Synthesis of waterborne polyurethane aerogels-like materials via freeze-drying: an innovative approach
23/05/2023 -
Abstract Waterborne polyurethane (WBPUR) aerogels using acetone method and freeze-drying procedure have been successfully synthesized. The morphology, chemical structure, and...
Flame Retardancy Index (FRI) for Polymer Materials Ranking
23/05/2023 -
In 2019, we introduced Flame Retardancy Index (FRI) as a universal dimensionless index for the classification of flame-retardant polymer materials (Polymers, 2019, 11(3), 407). FRI simply takes the...
Simple and Efficient Synthesis of Oligoetherdiamines: Hardeners of Epoxyurethane Oligomers for Obtaining Coatings with Shape Memory Effect
25/05/2023 -
In this work, new polymers with a shape memory effect for self-healing coatings based on oligomers with terminal epoxy groups, synthesized from oligotetramethylene oxide dioles of various molecular...
A review of solid lubrication based on polyurethane composites
23/05/2023 -
PU?based composite lubricants were segmented into single?phase lubricants and multi?phase lubricants via inorganic or organic lubricant additives. Synthetic polymer lubricants are widely used in...
Toughening CO2?Derived Copolymer Elastomers Through Ionomer Networking
18/05/2023 -
Utilizing carbon dioxide (CO2) to make polycarbonates through the ring?opening copolymerization (ROCOP) of CO2 and epoxides valorizes and recycles CO2 and reduces pollution in polymer manufacturing....
Epoxy Adhesives with Reversible Hardeners: Controllable Thermal Debonding in Bulk and at Interfaces
18/05/2023 -
On?demand adhesive dismantling has the potential to improve multi?material product recycling, but its implementation has been hampered by a critical trade?off between strong bonding and easy...
Adsorption Performance of Heavy Metal Ions under Multifactorial Conditions by Synthesized Organic-Inorganic Hybrid Membranes
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A series of hybridized charged membrane materials containing carboxyl and silyl groups were prepared via the epoxy ring-opening reaction and sol–gel methods using...
Urushiol-Based Benzoxazine Containing Sulfobetaine Groups for Sustainable Marine Antifouling Applications
19/05/2023 -
Benzoxazine resins are new thermosetting resins with excellent thermal stability, mechanical properties, and a flexible molecular design, demonstrating promise for applications in marine antifouling...
Numerical Simulation Research on Partial Discharge of Particle Defects at Epoxy Interface Excited by High-Frequency Sinusoidal Voltage
16/05/2023 -
In order to improve the effectiveness of partial discharge detection in attached metal particle insulators, this paper proposes a partial discharge detection method for particle defects in insulators...
