Polyurethane Articles / Technical Publications

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Halogen-free, low flammability polyurethanes derived from deoxybenzoin-based monomers Two novel deoxybenzoin-containing monomers, a diisocyanate and a diol, were synthesized and used to prepare polyurethane materials and foams. 4,4-Diaminodeoxybenzoin was prepared ... Published on: Mar 09, 2010 Categories: Foams Company: The University of Massachusetts

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Effect of Biostimulation and Bioaugmentation on Degradation of Polyurethane Buried in Soil{triangledown} This work investigated biostimulation and bioaugmentation as strategies for removing polyurethane (PU) waste in soil. Soil microcosms were biostimulated with the PU dispersion ... Published on: Mar 08, 2010 Categories: Recyclibility Company: The University of Manchester

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	Painting the town green As new environmental legislation alters the allowed constituents of paint and varnishes, Sarah Houlton reports on how paint manufacturers are tweaking the contents of their ... Published on: Mar 05, 2010 Categories: Paints Company: Royal Society of Chemistry

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Polyurethane Scaffolds Seeded With Genetically Engineered Skeletal Myoblasts: A Promising Tool to Regenerate Myocardial Function
In animal models, intramyocardial injection of primary skeletal myoblasts is supposed to promote tissue regeneration and to improve cardiac function after myocardial infarction. ...

Published on: Mar 01, 2010
Categories: Biomaterials
Company: University Medical Center Freiburg

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Prevention of Endotracheal Tube Biofilm Formation in Intubated Critically Ill Patients Endotracheal tubes (ETT) of intubated patients are constantly challenged with abundant bacteria-laden secretions. Quickly those bacteria may organize in a well-organized structure ... Published on: Mar 01, 2010 Categories: Biomaterials Company: -

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Resolution of N-Protected Amino Alcohols by Porcine Pancreatic Lipase The resolution of 2-amino alcohols protected by urethane-type groups either via porcine pancreatic lipase (PPL) hydrolysis of the corresponding racemic acetates or via PPL ... Published on: Mar 01, 2010 Categories: Chemistry Company: -

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Natural Oil Polyol of High Reactivity for Rigid Polyurethanes A new tri-functional natural oil-derived polyol has been developed. Its hydroxyl number ranges from 320 to 350 mg KOH/g. The polyol contains both primary and secondary hydroxyl ... Published on: Feb 19, 2010 Categories: Raw Materials: Polyols Company: BioBased Technologies

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Crystallization Behaviour of Nanostructured Hybrid SiO2-TiO2 Gel Glasses to Nanocomposites The crystallization behaviour of hybrid SiO2-TiO2 nanocomposites derived from titanosiloxanes by sol-gel method has been investigated depending on the type of siloxane precursor ... Published on: Feb 15, 2010 Categories: Nanocomposites Company: -

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Experimental study of structural damping of composite helicopter blades with different cores In this paper, the experimental results of structural vibratory testing for the light multipurpose helicopter main rotor blade of composite laminated materials are presented. The ... Published on: Feb 15, 2010 Categories: Composites Company: University of Belgrade

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Mattress Development through a Participatory Ergonomics Approach The research literature provides little guidance for incorporating consumer input into the evaluation of mattress comfort. This paper describes the use of participatory ergonomics ... Published on: Feb 15, 2010 Categories: Finished Products : Bedding Company: -

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	Joining: Light-Curable Adhesives Manufacturers have recently faced the most challenging economic conditions in decades and have aggressively sought means to reduce costs without sacrificing product quality. ... Published on: Feb 09, 2010 Categories: Adhesives Company: Dymax

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The characteristics of particle charging and deposition during powder coating processes with ultrafine powder
In a preceding work, the mechanisms of particle charging and deposition during powder coating processes were explored with coarse polyurethane powder. In this paper, the developed ...

Published on: Feb 08, 2010
Categories: Powder Coatings
Company: The University of Western Ontario

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	Dibenzoate Plasticizers Offer a Safer, Viable Solution to Phthalates Phthalates can be found in nearly every product on the market. It is estimated that more than a billion pounds of phthalates are produced worldwide each year for use as ... Published on: Feb 02, 2010 Categories: Raw Materials: Plasticizers Company: Emerald Kalama Chemical

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Frequency and amplitude dependences of molding accuracy in ultrasonic nanoimprint technology We use neither a heater nor ultraviolet lights, and are researching and developing an ultrasonic nanoimprint as a new nano-patterning technology. In our ultrasonic nanoimprint ... Published on: Feb 01, 2010 Categories: Rubbers Company: Advanced Manufacturing Research Institute

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Kinetics and Mechanism of Carbamate Reaction of 4-Hydroxybenzyl Alcohol with Phenyl Isocyanate The reaction of 4-hydroxybenzyl alcohol with phenyl isocyanate in 1,4-dioxane was investigated, using in-situ FT-IR as the main tool. It was found that there was a remarkable ... Published on: Feb 01, 2010 Categories: Chemistry Company: -

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Self-aligned hemispherical formation of microlenses from colloidal droplets on heterogeneous surfaces Abstract. This paper proposes a drop-on-demand (DOD) theory and scheme for constructing hemispherical refractive microlenses onto underlying heterogeneous (laterally structured) ... Published on: Feb 01, 2010 Categories: Chemistry Company: Microsystems Technology Center

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Influence of surgical technique and surface roughness on the primary stability of an implant in artificial bone with different cortical thickness: a laboratory study
For the experiment, 160 screw-designed implants (Biocomp®), with either a machined or an etched surface topography, were inserted into polyurethane foam blocks (Sawbones®). As an ...

Published on: Jan 25, 2010
Categories: Biomaterials
Company: Radboud University Medical Center

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Improved Adhesion of Polyurethane Coating to Polyester Fabrics due to the Surface Fixation of Calixarenes The adhesion of polyurethane coatings to polyester fabrics depends on the strength of interactions at the interface between these materials. To increase these interactions, ... Published on: Jan 25, 2010 Categories: Coatings Company: Deutsches Textilforschungszentrum

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