Materiales

Materiales

Exploring the limits of toughness enhancers for 3D printed photopolymers as bone replacement materials
26/09/2022 - Vinyl esters (VEs) are well?examined monomers for additive manufacturing technology in tissue engineering. They display benefits like low cytotoxicity, good biocompatibility and favorable degradation...
Multi-objectives Statistical Optimization and micro-mechanics Mathematical Modelling of Musa Acuminate fibre-vinyl Ester Composite Reinforcement
07/10/2022 - Natural fibers are fast emerging as most widely applied reinforcing material in composites and statistical optimization and modeling provides deep insight and clear understanding of the key...
Polyvinylidene fluoride/polysulfone/air plasma defected hexagonal boron nitride emerging nano blends for electrostatic dissipation
19/09/2022 - AbstractIn this article, the carbon fiber reinforced vinyl ester (CVE) composite was modified with pristine and functionalized carbon nanotubes (CNTs/FCNTs) using the in situ polymerization and...
Effects of high pulling speeds on mechanical properties and morphology of pultruded GFRP composite flat laminates
01/12/2022 - The economic efficiency of pultrusion can be significantly improved by operating the process at higher...
Hybrid ANN models for durability of GFRP rebars in alkaline concrete environment using three swarm-based optimization algorithms
17/10/2022 - This study investigates the non-linearity of GFRP degradation in terms of tensile strength retention (TSR) encompassing five input variables (i.e., diameter of GFRP rebar, volume fraction of...
Effect of green hybrid fillers loading on mechanical and thermal properties of vinyl ester composites
29/08/2022 - Stages of TSF/DSF filled vinyl ester composites.The need for eco?friendly materials has been attracted due to renewability, abundance availability, low cost, and so on. Therefore, the search for bio...
Construction of vinyl ester resins composite coatings via introducing silane-functionalized graphene oxide for enhancing comprehensive performance
29/09/2022 - Vinyl ester resins (VERs) are often used as anti-corrosive coating due to their high curing speed and good mechanical property in most industrial fields. However, many small holes can be formed...
Influence of the Reinforcement Structure on the Thermal Conductivity and Surface Resistivity of Vinyl Ester Composites Used on Explosion-Proof Enclosures of Electrical Equipment
26/07/2022 - The study aimed to evaluate the influence of structure (type and material) on thermal properties (thermal conductivity, diffusivity) and surface resistance of composites used for explosion-proof...
Yellowing mechanisms of epoxy and vinyl ester resins under thermal, UV and natural aging conditions and protection methods
01/10/2022 - Polymer resins have yellowing issue when subjected to elevated temperatures or UV exposure, which limit their applications in color-sensitive fields. This paper presents an experimental study on...
Engineering silica encapsulated composite of acyltransferase from Mycobacterium smegmatis and MIL-88A: A stability-and activity-improved biocatalyst for N-acylation reactions in water
- Here the metal-organic framework material MIL-88A is used to purify and immobilize an acyltransferase from Mycobacterium smegmatis (MsAcT) simultaneously from the broken bacterial liquid....
Synergic effect of temperature and alkalinity on the long?term durability of pure vinyl ester
12/07/2022 - Degradation phenomenon and mechanism of pure vinyl ester resin in a synergized high temperature and alkaline exposure condition.This paper presents an experimental approach to investigate the...
Isocyanate?free urethane modified vinyl ester resin: synthesis, characterization, and mechanical properties
15/06/2022 - In this paper, we have reported the production of a mixture of urethane modified vinyl ester resin (UVER) through the non?isocyanate polyurethane (NIPU) method without using phosgene poisonous...
Approaching new biomaterials: copolymerization characteristics of vinyl esters with norbornenes, allyl esters and allyl ethers
11/06/2022 - Fundamental studies of the free radical photopolymerization of vinyl esters with different co?monomers pave the way for the development of new materials. Photoreactor and photorheology experiments...
Synergetic enhancement of interfacial properties and impact resistant of UHMWPE fiber reinforced composites by oxygen plasma modification
15/07/2022 - This study reveals the synergetic enhancement of oxygen plasma treatment on the
Untreated and chemically treated Pennisetum orientale grass fiber filled vinyl ester composites: Physical, mechanical, and thermal properties analysis
26/04/2022 - The utilization of natural fibers rather than engineered filaments has turned into a subject of conversation in the composite industries. In this research, one of the natural fibers was synthesized...
A ?-butyrolactone-derived poly(vinyl ester) with pendant groups recyclability and controlled release of poly(vinyl alcohol): Synthesis, recyclability, and physical properties
01/06/2022 - A pendant group recyclable poly (vinyl ester) [poly vinyl 4-((tert-butyldiphenylsilyl) oxy) butanoate, PVBT] was synthesized by classic free radical polymerization of a...
Development of Low Shrinkage Curing Techniques for Unsaturated Polyester and Vinyl Ester Reinforced Composites
19/04/2022 - This work investigated low shrinkage curing techniques and characterization of unsaturated polyester (UPE-8340) and vinyl ester (VE-922) reinforced composite. The reinforced polymeric composite was...
Scale-up of Emulsion Polymerisation up to 100 L and with a Polymer Content of up to 67 wt%, Monitored by Photon Density Wave Spectroscopy
12/04/2022 - The scale-up process of the high solid content (up to 67 wt%) emulsion polymerisation of vinyl acetate and Versa®10 from 1 L over 10 L to 100 L was investigated. An emulsion...
Studies on mechanical and fracture properties of basalt/E?glass fiber reinforced vinyl ester hybrid composites
11/04/2022 - In this study, a comparative analysis of basalt, E?glass and hybrid fiber reinforced vinyl ester composites was carried out. Composites were fabricated using vacuum infusion process with 0°/90°...
Using a Fiber Bragg Grating Sensor to Measure Residual Strain in the Vacuum-Assisted Resin Transfer Molding Process
01/04/2022 - Vinyl ester (VE) resin has strong environmental tolerance and is the matrix commonly used in the composite materials of fiber-reinforced plastics (FRP). VE resin is often combined with glass fiber in...