u·re·a-for·mal·de·hyde resin

(yo͝o-rē′ə-fôr-măl′də-hīd′)

Any of various thermosetting resins made by combining urea and formaldehyde and widely used to make molded household and industrial objects.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

urea-formaldehyde resin

(Elements & Compounds) any one of a class of rigid odourless synthetic materials that are made from urea and formaldehyde and are used in electrical fittings, adhesives, laminates, and finishes for textiles

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ure′a-formal′dehyde res`in

any of a group of resins formed by the interaction of urea and formaldehyde, used chiefly in the manufacture of buttons and baking enamels.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

urea-formaldehyde resin - a clear thermosetting resin made from urea and formaldehyde and used in electrical fittings, adhesives, and finishes

synthetic resin - a resin having a polymeric structure; especially a resin in the raw state; used chiefly in plastics

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References in periodicals archive

28, 2018), "Method for Scavenging Free Formaldehyde using Multifunctional Scavenger for Wooden Composite Products with Urea-Formaldehyde Resin," Yaolin Zhang, Xiang-Ming Wang, and Zhenhua Gao (FPInnovations, Pointe-Claire, Calif.)

Our Regular Roundup of Notable Patents

Curing characteristics of low molar ratio urea-formaldehyde resin. J.

Eco-Design: Effects of Thickness and Time in Service for Wood-Based Boards on Formaldehyde Emission

Physical and chemical properties of urea-formaldehyde resin Achema KF-FE Appearance Whitish liquid Mass fraction of non-volatile substances 67 [+ or -] 1% Relative viscosity 75 -140 s pH 7.5 -8.7 Consolidation time at 100 [degrees]C 40 -60 s Adhesive bond strength 10 N/[mm.sup.2] Coagulation ratio (1 : 2) -(1 : 8) Table 2.

Mechanical and physical properties of industrial hemp-based insulation materials

Among the topics are a computational model for byproducts of wastewater treatment, the numerical modeling and visualization of traffic of dispersion particles in the apparatus, metal control on structure and function of Ni(Fe) dioxygenases included in the methionine salvage pathway: the role of Tyr-fragment and macrostructures in the mechanism of catalysis on model systems, the control of fluidic jet repulsion in the electrospinning process, and modifying urea-formaldehyde resin with collagen biopolymers.

Applied Chemistry and Chemical Engineering; Volume 1: Mathematical and Analytical Techniques

The adhesive was prepared as a mixture of an industrial urea-formaldehyde resin and liquefied wood (10-20% relative to the dry weight of the resin).

Prototype of the Near-Infrared Spectroscopy Expert System for Particleboard Identification

Medium-density fiberboard (MDF) is composed of the residues of wood production, such as hardwood sawdust (equivalent to 0-15%) and softwood sawdust (85-100%) mixed with wax, resin, or glue [1, 2] and combined with 8-18% urea-formaldehyde resin [3].

Respiratory Symptoms due to Occupational Exposure to Formaldehyde and MDF Dust in a MDF Furniture Factory in Eastern Thailand

--particleboards produced with castor oil base polyurethane resin presented roughness values (5.59 [micro]m) lower than particleboards produced with urea-formaldehyde resin (6.42 [micro]m);

Roughness study on homogeneous layer panels manufactured from treated wood waste/Estudo da rugosidade em paineis de camada homogenea fabricados com residuos de madeira tratada

Available from Flakeboard, VESTA particleboard is produced using a no added urea-formaldehyde resin process and 100% recycled and/or recovered (pre-consumer) wood material.

Panels sustain new developments: engineered panel manufacturers offer a wide variety of products that meet or exceed today's environmental requirements

DC, "(13)C-NMR Analysis Method for Urea-Formaldehyde Resin Strength and Formaldehyde Emission." J.

Synthesis and structural characterization of urea-isobutyraldehyde-formaldehyde resins

Herein, an urea-formaldehyde resin was used to manufacture three kinds of composite materials filled with oak wood flour, beech wood flour or carpinus wood flour.

Advantages of the using of the poliester resin to manufacturing of the composite materials based on wood flour