Materiales

 

Materiales

Synthesis and characterization of cellulose nanofibers improved melamine formaldehyde resin shell microcapsules for phase change thermal storage materials
01/06/2024 - We synthesized vinyl?substituted hydridopolycarbosilane (VHPCS) by Grignard coupling method and found a new initiator system (TBPB/NIAA). This system increased the ceramic yield of VHPCS from 80.49%...
Fabrication of melamine formaldehyde/graphene oxide composite for efficient static and dynamic adsorption of lead ions from aqueous medium
09/05/2024 - The present work discusses the synthesis, characterization, and environmental applications of graphene oxide (GO), melamine formaldehyde resin (MF), and melamine formaldehyde/graphene oxide...
Effect of Nano-Silver Solution Microcapsules Mixed with Rosin-Modified Shellac Microcapsules on the Performance of Water-Based Coating on Andoung Wood (Monopetalanthus spp.)
27/02/2024 - To obtain dual functions of antibacterial and self-healing of a coating, nano-silver solution microcapsules coated with urea formaldehyde resin were selected for antibacterial agents, and...
Synergistic fire retardancy of melamine resin modified with pentaerythritol and ammonium polyphosphate in PP
29/08/2023 - The melamine resin modified with pentaerythritol (named as MF?PER), a novel triazine charring agent, was prepared and compounded with ammonium polyphosphate (APP) to form an intumescent fire...
Effects of Processing Conditions on the Properties of Monoammonium Phosphate Microcapsules with Melamine-Formaldehyde Resin Shell
10/07/2023 - To develop monoammonium phosphate (MAP) as a novel acid source for durable intumescent fire retardants (IFR), MAP microcapsules (MCMAPs) containing MAP as the internal core and melamine-formaldehyde...
A molecular dynamics approach to the interfacial characteristics between melamine formaldehyde resin and paving asphalts
15/02/2023 - Various microencapsulation technologies involving different shell and core materials have been proposed in the literature for improving the asphalt mixture performance. The interfacial...
Urea–Melamine Formaldehyde Resin for the Manufacture of Water-Resistant Plywood
01/12/2022 - AbstractTo expand the range of plywood products with simultaneous promotion of competitiveness, we performed a series of studies of the process of plywood manufacture using adhesives based on...
Thermal Stability, Flammability and Mechanical Performances of Unsaturated Polyester–Melamine Resin Blends and of Glass Fibre-Reinforced Composites Based on Them
12/11/2022 - A novel blend of unsaturated polyester (UP) resin with an inherently flame-retardant and char-forming melamine formaldehyde (MF) resin has been prepared with the aim of reducing the flammability of...
Flexible Carbon Sponge Electrodes for All Vanadium Redox Flow Batteries
17/09/2022 - In the present work, a flexible carbon sponge is experimentally characterized and proposed as an alternative electrode for advanced vanadium redox flow batteries. Such an electrode is prepared via...
Effect of Impregnation with Natural Shellac Polymer on the Mechanical Properties of Fast-Growing Chinese Fir
16/09/2022 - Fast-growing Chinese fir wood has shortfalls such as loose structure and low strength because it grows faster than natural trees. Resin impregnation is a great way to increase the strength of...
Study on the healing performance of poly(??caprolactone) filled ultraviolet?curable 3D printed cyclic trimethylolpropane formal acrylate shape memory polymers
30/08/2022 - AbstractIn this article, hexamethylol melamine (HMM) modified phenolic resin (PF) coating material was prepared by using thermoplastic PF wastewater. Using alcohol soluble PF, the thermoplastic PF...
Effect of Number of Impregnations of Microberlinla sp with Microcapsule Emulsion on the Performance of Self-Repairing Coatings on Wood Surfaces
14/07/2022 - Embedding melamine-formaldehyde (MF) resin-coated shellac microcapsules in waterborne coatings can extend the service longevity of waterborne coatings on a wood surface to a certain extent. Due to...
High impact strength modified Melamine–Formaldehyde resin with special “building blocks” structure
28/04/2022 - The melamine material with high impact strength was obtained by “building blocks” of melamine?formaldehyde prepolymer and HMM?PEGDGE, because the interface of the two building blocks cracked and...
Temperature Control of Exothermic Reactions Using n-Octadecane@MF Resin microPCMs Based on Esterification Reactions
26/01/2022 - Reaction thermal runaway, caused by excessive temperatures of the reaction system, threatens the safety of operators. Latent heat storage by phase change materials (PCMs) has the advantages of high...
Preparation of a nano-silica modified melamine formaldehyde resin
01/03/2022 - Addition of a dispersed solution of nano-SiO2 in polyethylene glycol into a melamine/formaldehyde mixture enhanced the physical properties (cure time, free formaldehyde, and the breaking...
Unravelling the Phases of Melamine Formaldehyde Resin Cure by Infrared Spectroscopy (FTIR) and Multivariate Curve Resolution (MCR)
02/11/2020 - Here, we study resin cure and network formation of solid melamine formaldehyde pre-polymer over a large temperature range via dynamic temperature curing profiles. Real-time infrared spectroscopy is...