Keywords PU2PU Area Categories Search
 
 
 

 
High Performance of N-Alkoxycarbonyl-Imines in Triethylborane-Mediated Tin-Free Radical Addition.
Triethylborane-mediated tin-free radical alkylation of N-alkoxycarbonyl-imines, such as N-Boc-, N-Cbz-, and N-Teoc-imines, proceeded smoothly at low temperature (-78 degree C to ...

Published on: Jan 09, 2012
Categories: Chemistry
Company: -
PU2PU Full Access Required to read
Transparent large-strain thermoplastic polyurethane magnetoactive nanocomposites.
Organically modified superparamagnetic MnFe(2)O(4)/thermoplastic polyurethane elastomer (TPU) nanocomposites (0.1-8 wt %) were prepared by solvent mixing followed by solution ...

Published on: Jan 09, 2012
Categories: Nanocomposites
Company: The Univiersity of Akron
PU2PU Full Access Required to read
Polyhedral oligomeric silsesquioxane (POSS) suppresses enzymatic degradation of PCL-based polyurethanes.
In this Article, we studied the enzymatic hydrolytic biodegradation behavior of a novel multiblock thermoplastic polyurethane (TPU) system, which incorporates polyhedral ...

Published on: Jan 09, 2012
Categories: Biomaterials
Company: Syracuse University
PU2PU Full Access Required to read
Development and long-term in vivo evaluation of a biodegradable urethane-doped polyester elastomer
We have recently reported upon the development of crosslinked urethane-doped polyester (CUPE) network elastomers, which was motivated by the desire to overcome the drawbacks ...

Published on: Jan 02, 2012
Categories: Biomaterials
Company: The University of Texas at Arlington
PU2PU Full Access Required to read
Decreasing adhesion of prepainted steel sheet and decreasing mechanism analysis for UV ageing characterisation
The aim of this study is to analyse the decreasing adhesion mechanism of polyurethanes prepainted steel sheet for UV ageing to simulate nature environment by means of T-bend, FTIR,...

Published on: Jan 02, 2012
Categories: Coatings
Company: -
PU2PU Full Access Required to read
A Novel Topical Tissue Adhesive Composed of Urethane Prepolymer Modified with Chitosan
A novel tissue adhesive composed of urethane prepolymer and chitosan gel was synthesized. The presence and quantity of NCO groups were determined using FT-IR spectroscopy and ...

Published on: Jan 02, 2012
Categories: Biomaterials
Company: Amirkabir University of Technology
PU2PU Full Access Required to read
Isocyanate-free adhesive technology minimises cure times
Michael Gierlings and Georg Kinzelmann discuss traditional adhesives systems and new alternatives for use in food packaging.In practice, the adhesives used to produce flexible ...

Published on: Dec 20, 2011
Categories: Adhesives
Company: Henkel
PU2PU Full Access Required to read
Position paper on EU MDI-containing consumer products
The most important consequence of the MDI EU Risk Assessment had been the request to limit the risks arising from the use of MDI-containing consumer products due to potential ...

Published on: Dec 20, 2011
Categories: Raw Materials: Isocyanates
Company: the European trade association for producers of diisocyanates and polyols
PU2PU Full Access Required to read
MDI CLP Regulation - Changeover to the new EU Classification & Labelling Scheme
The new EU law on Classification, Labelling and Packaging, the CLP Regulation, entered into force January 2009 in order to align existing EU legislation to the United Nations ...

Published on: Dec 20, 2011
Categories: Raw Materials: Isocyanates
Company: the European trade association for producers of diisocyanates and polyols
PU2PU Full Access Required to read
Hydrophobic Vs. Hydrophilic—Which Type of Grout is Right for Your Repair Project?
Polyurethane injection resins (PUR) are becoming increasingly familiar to the specialty contractor. However there is still a lot of confusion about the product's uses and its ...

Published on: Dec 20, 2011
Categories: Sealants
Company: Prime Resins
PU2PU Full Access Required to read
Characterization, antimicrobial activities and biocompatibility of organically modified clays and their nanocomposites with polyurethane
A novel method to exfoliate the montmorillonite clay was developed previously to generate random nano silicate platelets (NSP), one kind of delaminated clay. To improve their ...

Published on: Dec 19, 2011
Categories: Nanocomposites
Company: National Chung Hsing University
PU2PU Full Access Required to read
Comparison of phase structures and surface free energy values for the coatings synthesised from linear polyurethanes and from waterborne polyurethane cationomers
WAXS, DSC and AFM methods were employed to compare phase structures of the coatings obtained from waterborne polyurethane cationomers which had been synthesised in the reaction of ...

Published on: Dec 19, 2011
Categories: Coatings
Company: Rzeszów University of Technology
PU2PU Full Access Required to read
Depth of cure and mechanical properties of nano-hybrid resin-based composites with novel and conventional matrix formulation
This study’s purpose was to evaluate the depth of cure (DOC) and the variation of mechanical properties with depth of two nano-hybrid resin-based composites (RBCs) containing a ...

Published on: Dec 19, 2011
Categories: Resins
Company: Dental School of Ludwig-Maximilians-University
PU2PU Full Access Required to read
Development of a sampling patch to measure dermal exposures to monomeric and polymeric 1,6-hexamethylene diisocyanate: a pilot study.
The purpose of this study was to develop and evaluate a patch sampler to monitor dermal exposures to monomeric and polymeric 1,6-hexamethylene diisocyanate (HDI) in the automotive ...

Published on: Dec 19, 2011
Categories: Health & Safety
Company: The University of North Carolina
PU2PU Full Access Required to read
Electret behavior of NCO terminated liquid crystalline polyurethane
Polymers liquid crystal (PLCs) i.e. polymers with liquid crystalline properties, as compared to widely used engineering thermoplastics show clear superiority with regard to ...

Published on: Dec 19, 2011
Categories: Polyelectrolytes
Company: -
PU2PU Full Access Required to read
Modification of poly(ether urethane) with fluorinated phosphorylcholine polyurethane for improvement of the blood compatibility.
In order to improve the blood compatibility, poly(ether urethane) (PEU) and fluorinated phosphorylcholine polyurethane (P-HFPC) were used to prepare PU/P-HFPC blends by solution ...

Published on: Dec 19, 2011
Categories: Biomaterials
Company: Sichuan University
PU2PU Full Access Required to read
Polyureas from diamines and carbon dioxide: synthesis, structures and properties.
Polyureas were synthesized from diamines and carbon dioxide in the absence of any catalyst or solvent, analogous to the synthesis of urea from condensation of ammonia with carbon ...

Published on: Dec 19, 2011
Categories: Chemistry
Company: -
PU2PU Full Access Required to read
Respiratory symptoms and lung function in foundry workers using the hot box method: a 4-year follow-up.
This study investigated the prevalence of ocular and respiratory symptoms and lung function in foundry workers exposed to isocyanic acid (ICA) and methyl isocyanate (MIC)....

Published on: Dec 19, 2011
Categories: Health & Safety
Company: Örebro University Hospital
PU2PU Full Access Required to read
12345678910...