Results 121 to 130 of about 317 (154)

Influence of extender on Thermo-mechanical Properties of melamine-urea-formaldehyde [MUF] for wood adhesive applications

Materials Today: Proceedings, 2020
Abstract Now a day’s many researchers are trying to build alternative materials for raw wood, by using wood composite materials as an alternative. However, in wood polymer composites major limitations on adhesive materials and its bonding strength effect with economy.
M. Nagamadhu   +4 more
openaire   +1 more source

Curing behavior of melamine-urea-formaldehyde (MUF) resin adhesive

International Journal of Adhesion and Adhesives, 2015
Abstract In this work, MUF resin was tested by DMA method. It showed that G ′ curves and strain curves together could be used to predict the curing behavior of MUF resins. The study showed that sequential formulation was preferred for the preparation of MUF resins. Hardener could accelerate the curing of MUF resins.
Hong Lei, Charles E. Frazier
openaire   +1 more source

Acetals – induced strength increase of Melamine-Urea-Formaldehyde (MUF) polycondensation adhesives. II. Solubility and colloidal state disruption

Journal of Applied Polymer Science, 2002
The strength improvement induced by addition of acetals such as methylal and ethylal in melamine-urea-formaldehyde (MUF) resins could be mostly ascribed to the increased effectiveness and participation of the melamine to resin cross-linking. This phenomenon has been shown here, by matrix-assisted laser desorption/ionization time of flight (MALDI-TOF ...
ZANETTI, MICHELA   +5 more
openaire   +3 more sources

Evaluation of Mechanical Properties of Natural Fiber Reinforced Melamine Urea Formaldehyde (MUF) Resin Composites

Materials Today: Proceedings, 2018
Abstract Natural fibers have lot of merits over other established materials as reinforcement which recently attracted the attention of researchers. They are environmentally-friendly, fully biodegradable, abundantly available, easily accessible, non-toxic, non-abrasive, renewable, cheap, and have low density.
A.M. Sajeeb   +2 more
openaire   +1 more source

Chemical composition of melamine-urea-formaldehyde (MUF) resins assessed by near-infrared (NIR) spectroscopy

International Journal of Adhesion and Adhesives, 2019
Abstract Melamine-urea-formaldehyde (MUF) resins are commonly used in the production of wood-based panels. The composition of the resin influences many properties of the final product. In industrial production, some properties, such as viscosity, pH, solid content, or molar ratio, are assessed after resin production in order to evaluate if they are ...
Miguel Gonçalves   +5 more
openaire   +2 more sources

Tannins/melamine–urea–formaldehyde (MUF) resins substitution of chrome in leather and its characterization by thermomechanical analysis

Journal of Applied Polymer Science, 2003
AbstractA new sulfonated melamine–urea–formaldehyde (MUF) resin of relatively low melamine content, prepared according to a sequential formulation, has been shown to be highly effective when coupled with different natural vegetable tannins to produce leather with the same good characteristics of leather prepared with chrome salts.
Simon, Caroline, Pizzi, A.
openaire   +2 more sources

Environmental performance assessment of the melamine-urea-formaldehyde (MUF) resin manufacture: a case study in Brazil

Journal of Cleaner Production, 2015
Abstract Melamine-urea-formaldehyde (MUF) resin is commonly used in the production of wood-based panels. It can replace urea-formaldehyde (UF) resin particularly to improve wood panel properties under high humidity conditions. This paper presents a life cycle assessment (LCA) study of the production of MUF resin through a case study conducted in ...
Diogo Aparecido Lopes Silva   +4 more
openaire   +1 more source

The Influence of Amount of Wood Fiber on New Flame-Retardant Melamine-Urea-Formaldehyde (MUF) Composite Foam

Advanced Materials Research, 2011
New composite foams were prepared by co-foaming of Melamine-Urea-Formaldehyde (MUF) resin and wood fiber in the closed mould at 70°C. The effects of amount of wood fiber on mechanical properties, brittleness, flame-retardant, insulation and microscopic structures of wood fiber-MUF foam were investigated.
Yu Feng Ma   +6 more
openaire   +1 more source

Combined FTIR spectroscopy and rheology for measuring melamine urea formaldehyde (MUF) adhesive curing as influenced by different wood extracts

European Journal of Wood and Wood Products, 2019
Reliable wood-adhesive bonds are crucial for future wood-biomass utilization. This ongoing research aims at systematically investigating interactions between adhesives and extractable wood constituents. The simultaneous examination of the progress of chemical reactions and changes in rheological properties of both pure adhesives and adhesive-extract ...
Merve Özparpucu   +4 more
openaire   +1 more source

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