Results 161 to 170 of about 659 (179)
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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
exaly +2 more sources
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
exaly +2 more sources
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.
Christophe Simon, A Pizzi
exaly +3 more sources
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.
Christophe Simon, A Pizzi
exaly +3 more sources
Journal of Applied Polymer Science, 2002 AbstractThe 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.
ZANETTI, MICHELA +5 more
openaire +2 more sources
Journal of Polymer Research, 2013 Poly(amidoamine)s dendrimers (PAMAM)s of different generations (Gn, where n = 1–3) were prepared via Michael addition/amidation reactions following a well-established procedure and their molecular weights were determined using matrix-assisted laser desorption ionization-time of flight (MALDI-TOF).
Zhou, X. +6 more
core +4 more sources
Study of influence of synthesis conditions on properties of melamine–urea formaldehyde resins
International Wood Products Journal, 2012 The aim of this work is to assess the differences in the polymeric structure and performance of melamine-urea formaldehyde (MUF) resins, when changing relevant synthesis variables: formaldehyde/amine groups [F/(NH 2) 2] molar ratio (both in the ...
JOSÉ A Pereira +2 more
exaly +2 more sources
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
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
Journal of Polymer Research, 2014
Particleboards production, which depends mainly on thermoset resins, e.g., such as melamine urea formaldehyde (MUF) and urea formaldehyde (UF), can result in subsequent liberation of the carcinogenic formaldehyde of the panel in service. This situation needs the substitution of formaldehyde with less active aldehydes.
X. Zhou +5 more
openaire +1 more source
Particleboards production, which depends mainly on thermoset resins, e.g., such as melamine urea formaldehyde (MUF) and urea formaldehyde (UF), can result in subsequent liberation of the carcinogenic formaldehyde of the panel in service. This situation needs the substitution of formaldehyde with less active aldehydes.
X. Zhou +5 more
openaire +1 more source
2006
MUF resin is widely used as an adhesive in wood industries, coating technology, paper industries and a main material in kitchenware production. In various applications, different resin properties are needed to suit its application. Important resin properties are for example higher resin solubility, low curing period with lower temperature and catalyst
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MUF resin is widely used as an adhesive in wood industries, coating technology, paper industries and a main material in kitchenware production. In various applications, different resin properties are needed to suit its application. Important resin properties are for example higher resin solubility, low curing period with lower temperature and catalyst
openaire +1 more source
2011
In this study; changes in some properties of the okume plywood panels when used alder and beech veneers in their core layers were investigated. Two types of melamine-urea formaldehyde (MUF) resins having different free formaldehyde contents were used for bonding plywood panels manufactured from 2 mm thick veneers at industrial conditions.
DEMİRKIR, Cenk +3 more
openaire +1 more source
In this study; changes in some properties of the okume plywood panels when used alder and beech veneers in their core layers were investigated. Two types of melamine-urea formaldehyde (MUF) resins having different free formaldehyde contents were used for bonding plywood panels manufactured from 2 mm thick veneers at industrial conditions.
DEMİRKIR, Cenk +3 more
openaire +1 more source