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METODOLOGIA DE AVALIAÇÃO DE REVESTIMENTOS DE CONCRETO PROJETADO DURANTE INCÊNDIOS EM TÚNEIS
Túneis rodoviários são obras potencialmente sujeitas a incêndios graves devido às condições de confinamento do ambiente e ao ocasional tráfego

APLICAÇÃO DE MANUFATURA ADITIVA NA PRODUÇÃO DE ORTESES PARA MEMBROS SUPERIORES NO TRATAMENTO DA SÍNDROME DO TÚNEL DE CARPO
Com a evolução da tecnologia, hoje existe a possibilidade de reunir conceitos de diversas áreas distintas, o presente trabalho em

COMPÓSITOS DE RESÍDUOS DE PODA URBANA E RESINA POLIURETANA VEGETAL
A arborização urbana e seu manejo geram um grande volume de resíduos, em 2018 só na CUASO (Cidade Universitária Armando

ANÁLISE DE CONFIABILIDADE ESTRUTUTURAL DE COMPÓSITOS LAMINADOS VIA MÉTODO DE MONTE CARLO
Materiais compósitos são formados pela combinação de dois ou mais materiais distintos em suas propriedades físicas, resultando em um material

AVALIAÇÃO DO EFEITO DE AUTORREPARAÇÃO DE REVESTIMENTOS ANTICORROSIVOS ADITIVADOS COM MICRO/NANOCÁPSULAS DE POLI(UREIA-FORMALDEÍDO) CONTENDO ÓLEO DE LINHAÇA
A corrosão é um processo de degradação progressivo e persistente que afeta materiais metálicos causando perdas econômicas e de recursos.

ANÁLISE DE TENSÕES DE JUNÇÕES ADESIVAS ALUMÍNIO/ALUMÍNIO E ALUMÍNIO/COMPÓSITO BASEADO EM FIBRAS DE CARBONO

Magnetic foams from polyurethane and magnetite applied as attenuators of electromagnetic radiation in X band
In this work, electromagnetic radiation absorbent materials (ERAM) were prepared from expanded polyurethane and nano-Fe3O4. The effect of porosity and

Demulsifcation and Oil Removal from Metalworking Fluids by Polyurethane Foam as Sorbent
In this study polyurethane foam (p-PUF) was applied in tests of demulsifcation of metalworking fuids. The results showed the strong

Study of the Crosslinking of PVA with Glyoxal in LbL Nanocomposites
One of the greatest inventions in the twentieth century can be undoubtedly stated as plastics. The advantage of plastics being

A Methodological Outlook on Bioplastics from Renewable Resources
One of the greatest inventions in the twentieth century can be undoubtedly stated as plastics. The advantage of plastics being

Sustainable Raw Materials in Hot Melt Adhesives: A Review
Hot-melt (HM) adhesives offer advantages over their contemporary water-based and solvent-based adhesives like low volatile organic compounds (VOCs), 100% solid,

Studying the Curing Conditions of Unsaturated Polyesters from Secondary Polyethylene Terephthalate Alcoholysis Products
The disposal of polymer wastes has grown into one of the most urgent problems in environmental protection Não conseguiu visualizar?

Enhanced Thermal Insulation and Flame-Retardant Properties of Polyvinyl Alcohol-Based Aerogels Composited with Ammonium Polyphosphate and Chitosan
With rapid economic development, the demand for energy is growing. In particular, energy consumption related to buildings has continuously increased

Shape Memory Corrosion-Resistant Polymeric Materials
Composites, or materials that contain two or more chemically distinct parts that are combined macroscopically to form a new material

Effect of Cu Nanoparticles on the Properties of PP-g-PHMG/PE Monofilament and Its Antifouling Application
Fishing nets of cages, enclosures, and other apparatuses are subjected to biological fouling during the aquaculture process; thus, the organisms

Synthesis and Characterizations of Biobased Copolymer Poly(ethylene-co-butylene 2,5-Furandicarboxylate)
Polyesters based on 2,5-furandicarboxylic acid (FDCA) have received the significant attention of many scientists in an effort to replace the

Mechanical Properties and Wear Resistance of Sulfonated Graphene/Waterborne Polyurethane Composites Prepared by In Situ Method
In order to improve the dispensability of graphene oxide (GO) in waterborne polyurethane (WPU), sulfonated graphene (SGO) with superior dispersity

Comparative Study of Aromatic and Cycloaliphatic Isocyanate Effects on Physico-Chemical Properties of Bio-Based Polyurethane Acrylate Coatings
Crude jatropha oil (JO) was modified to form jatropha oil-based polyol (JOL) via two steps in a chemical reaction known

Mechanical Properties and Wear Resistance of Sulfonated Graphene/Waterborne Polyurethane Composites Prepared by In Situ Method
In order to improve the dispensability of graphene oxide (GO) in waterborne polyurethane (WPU), sulfonated graphene (SGO) with superior dispersity

Synthesis of Waterborne Polyurethane Using Phosphorus-Modified Rigid Polyol and its Physical Properties
In this study, a phosphorous-containing polyol (P-polyol) was synthesized and reacted with isophorone diisocyanate (IPDI) to produce water-dispersed polyurethane. Não

Recent advances in the development of non-isocyanate polyurethanes based on cyclic carbonates
Recent advances in chemistry and technology of non-isocyanate polyurethane (NIPU) materials based on cyclic carbonate oligomers are reviewed in this

Synthesis of novel hexamolybdenum clusterfunctionalized copper hydroxide nanocomposites and its catalytic activity for organic molecule degradation
A novel heterogeneous catalytic nanomaterial based on a molybdenum cluster-based halide (MC) and a single-layered copper hydroxynitrate (CHN) was first

Overcoming intra-molecular repulsions in PEDTT by sulphate counter-ion
We set out to demonstrate the development of a highly conductive polymer based on poly-(3,4-ethylenedithia thiophene) (PEDTT), PEDOTs structural analogue

Copper/carbon nanotube composites: research trends and outlook
Copper is an indispensable material in our modern electricity- and electronics-driven society. It is the most electrically conducting non-precious metal

Flame Retardancy of Biobased Composites—Research Development
Due to the thermal and fire sensitivity of polymer bio-composite materials, especially in the case of plant-based fillers applied for

Transparent Polyurethane Nanofiber Air Filter for High-Efficiency PM2.5 Capture
Fine particulate matter (PM) has seriously affected human life, such as affecting human health, climate, and ecological environment. Recently, many