Toluene Diisocyanate
Development of Eco-friendly Neutralizing Agents for Toluene Diisocyanate
... The present communication provides an effective methodology which is simple, time saving and economical in order to have a safe, healthy and friendly process environment in plant. The toxicology and environmental effects ...
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Cytokeratin Autoantibodies: Useful Serologic Markers for Toluene Diisocyanate Induced Asthma
... with toluene diisocyanate (TDI)-induced asthma (group I) with three control groups: 169 asymptomatic exposed subjects (group II), 64 patients with allergic asthma (group III), and 123 unexposed healthy ...
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Serum Periostin Levels: A Potential Serologic Marker for Toluene Diisocyanate Induced Occupational Asthma
... TDI, toluene diisocyanate; PBS, phosphate buffered saline; TDI-HSA, TDI-human serum albumin; NAC, N-Acetyl-L-cysteine; ROS, reactive oxygen species; MFI, mean fluorescence intensity; H2DCFDA, ...
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Toluene diisocyanate increases airway responsiveness to substance P and decreases airway neutral endopeptidase
... Substance P and related tachykinins contribute to the airway hyperresponsiveness caused by toluene diisocyanate (TDI) in guinea pigs. Neutral endopeptidase (NEP) is an important modulator of substance ...
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The Utilization of Waste Cooking Oil (WCO) as a Mixture of Polyol Sourcein the Production of Polyurethane using Toluene Diisocyanate
... Cooking oil waste that has been disposed could contamine the environment. However, if it is processed well, it can potentially become a raw material of polyurethane. The aim of this study was to determine the best ...
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Electrical Dielectric Authorship of Polyvinyl-Acetate and Toluene Diisocyanate (PVA-TDI) with Manufactured Sulfonated Phenol-formaldehyde (SPF) Viscous Mass Material Composite Assist. Prof. Thamir Salman Bachari
... FTIR Spectroscopy of PVA-TDI-SPF: A sample of polyvinyl acetate with Toluene diisocyanate is blended by percentages 3:1 by weight and mixed with wt.1% of the manufactured sulfonated phenol-formaldehyde ...
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Designing a Local Exhaust Ventilation System to Control Toluene Diisocyanate and Dust in Woodworking Industries
... of toluene diisocyanate before the implementation of the new ventilation system exceeded the permissible exposure limit although it was reduced to less than the permissible exposure limit after ...and ...
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Influence of genetic factors on toluene diisocyanate-related symptoms: evidence from a cross-sectional study
... The study encompassed eleven plants in the southern part of Sweden. These plants are described in detail in Sennbro et al. [18]. Plants selected were those 13 which were expected to have the highest TDI exposure ...
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Critical Review of Methods for Sampling, Analysis, and Monitoring of Vapor Phase Toluene Diisocyanate
... In light of the strengths of modi ed OSHA Method 42 and NIOSH draft method 5525, it is unclear why the ISO-CHEK would be used for sampling TDI vapor... The 1-2-Methoxyphenyl Piperazine[r] ...
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Synthesis and characterization of some polyurethanes and polyurethane-ureas
... impor tant are the toluene diisocyanate (TDI), although other types are now being developed and adopted industrially. The initial studies on polyurethane synthesis were based on simple diisocyanates and ...
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Biological monitoring of occupational exposure to monomeric 1,6-hexamethylene diisocyanate
... diphenyl diisocyanate (MDI) is covalently bound to albumin, and these levels are up to 450-fold higher than hemoglobin (Hb) adduct levels 19 ...cumulative diisocyanate exposure and the biological ...
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New sporopollenin-based beta-cyclodextrin functionalized magnetic hybrid adsorbent for magnetic solid-phase extraction of nonsteroidal anti-inflammatory drugs from water samples
... with toluene diisocyanate (TDI) as a linker and further modified with bio-polymeric spores of sporopollenin (MSp- TDI-βCD), was developed for the extraction of nonsteroidal anti-inflammatory drugs (NSAIDs), ...
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Blocked isocyanates : from analytical and experimental considerations to non polyurethane applications
... The application of mass spectrometry (MS), gas chromato- graphy (GC) or a combination of the two techniques (GC-MS) sparingly appears in the literature, but has the potential to provide a wealth of information. Mass ...
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Acute toluene intoxication–clinical presentation, management and prognosis: a prospective observational study
... in toluene intoxication. First of all, in both non-toluene causes of RTA-1 (Sjög- ren’s syndrome) and severe acidosis (diabetic ketoacido- sis), ALP levels have actually been found to be decreased [21, ...
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An Evaluation of the Adsorption Potential of MWCNTs for Benzene and Toluene Removal
... benzene, toluene and xylenes (BTX), the adsorption capacities of benzene and toluene on two different MWCNTs were measured using a gas-chromatography (GC) and then compared with each ...
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Reynolds number effects in designing a micromixer for biomems application
... Comparison of blood mixing with toluene using the standard deviation as a function of the channel length.. Cross-section mixing visual ization of Y- micromixer for blood and toluene.[r] ...
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Pyrolysis of dimethylmercury and studies of methyl radical reactions.
... OCCgHgCHg - H) by the flow system pyrolysis of toluene (41) then the ethyltoluenes may arise primarily from ethylben zene by abstraction of hydrogen from the ring and recom bination with methyl. If this is the ...
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Determination of Intermolecular Interactions in Polar and Non-polar Organic Molecules by Optical (Refractive Index) Method
... Refractive indices and densities have been experimentally determined for the binary mixtures of Toluene -Benzene, Ethanol- Benzene, Toluene-Ethanol and Water-Ethanol systems at room temperature over the ...
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Identifying Isoprene and Toluene Gas-Phase Oxidation Products to Better Constrain Ozone and Secondary Organic Aerosol Formation in the Atmosphere
... needed. Toluene is emitted in much lower quantities than isoprene into the atmosphere ( ∼ 7 Tg C annually) (Henze et ...Because toluene is one of the dominant aromatic compounds emitted into the atmosphere, ...
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Elimination kinetics of diisocyanates after specific inhalative challenges in humans: mass spectrometry analysis, as a basis for biomonitoring strategies
... but also additionally bound isocyanates and the conju- gates thereof can be detected by this hydrolysis-based method. The acid hydrolysis splits many possible conju- gates which might be present in urine like mercapturic ...
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