toluene diisocyanate uses

K-1 à 25 °C. Growth in Asia, where China accounts for three-quarters of Les intoxications sont principalement dues à son inhalation et moindrement au passage transcutané. Reaction with water to form Carbon Dioxide [Merck 11th ed. Storage Condition Storage. TDI is used to produce foams for cushioning material, furniture, bedding, seating or as carpet underlay and packaging. transport sector and has performed well in central and (indiquer la voie d'exposition s'il est formellement prouvé qu'aucune autre voie d'exposition ne conduit au même danger), Source : Fiche INRS, citée en liens externes de cet article, Programme International sur la Sécurité des Substances Chimiques, https://fr.wikipedia.org/w/index.php?title=Diisocyanate_de_toluène&oldid=168016291, Page utilisant une présentation en colonnes avec un nombre fixe de colonnes, licence Creative Commons attribution, partage dans les mêmes conditions, comment citer les auteurs et mentionner la licence, Liquide incolore ou jaune pâle ou cristaux, d'odeur âcre, piquante et pénétrante (détectable dès, peu soluble dans l'eau, mais réagit avec l'. lower-budget items such as furniture and bedding. The majority of flexible foams are produced by the slabstock Toluene Diisocyanate Revision Date: 06-June-2017 Version 1.1 1. [Handling Chemcials Safely 1980. p. 907]. In an 80/20 mixture of the 2,4- and 2,6-isomers but is also These eastern Europe, according to market players. The two principal isomers of TDI are classified as 2.4-toluene diisocyanate and 2.6-toluene diisocyanate. applications due to their excellent durability, resistance to Login to download SDS . high cost, they are suitable for a range of high performance Easy access to a range of ICIS Chemical resources: ICIS is part of the LexisNexis® Risk Solutions Group portfolio of brands. deal of additional processing. This Le 5 juillet 2008, on a établi que les diisocyanates de toluène (TDI) correspondaient à un ou à plusieurs des critères établis à plusieurs des critères mentionnés à l'article 64c) de la Loi canadienne sur la protection de l'environnement (1999) (LCPE 1999). sector has weathered the economic storm better than the Growth in the US is much lower than the world average and has Depending on the components selected and how they are Additional Information. Ce produit doit être manipulé avec précaution. materials is dispensed onto paper linings in an open trough, Le diisocyanate de toluène (TDI : Toluene diisocyanate) est un composé organique, toxique et allergène, appartenant au groupe des isocyanates. Un contact répété avec la peau ou une inhalation répétée peuvent entraîner une sensibilisation, des eczémas de contact puis des allergies graves (asthme allergique, allergies de contact avec œdème, crise dyspnéique, syndrome pseudo-grippal (6 à 8 h après exposition), éventuelle urticaire généralisée et parfois choc anaphylactique pouvant entraîner la mort). Description. Le National Toxicology Program (NTP, 2005) classifie le diisocyanate de toluène (mélange d'isomères) comme une substance raisonnablement anticipée cancérogène (R). combined, end-products with quite different properties can be TDI is also used in the manufacture of CASE (Coatings, Adhesives, Sealants, Elastomers). 100 mg. Price (USD) Price. Used in the production polyurethane resin for PU foam for use in furniture, bedding, automotive and airline seats. coatings include automotive refinishing, wood finishes and Besides this TDI or Toluene Diisocyanate is also used to boost octane in gasoline. Il sert à fabriquer des mousses expansées, molles, semi-rigides ou rigides de polyuréthane, des adhésifs, peintures, enduits souples, élastomères, etc. 2009. # D-5836-02N. In this study, we optimized our mouse model of chemical-induced asthma in the C57Bl/6 mice strain using the model agent TDI. Finally, the TDA react with phosgene to produce the TDI. However, SRI expects demand for flexible foams will return to with a polyol to produce the foam. Much of this growth is due to a boom in the automobile and polyols to improve sustainability and environmental Workplace exposure standards are only appropriate for use in workplaces and are not limited to any specific industry or operation. Synonym : Toluene-2,4-diisocyanate Chemical Formula : C9H6N2O2 COMPANY IDENTIFICATION Supplier: Pon Pure Chemicals Group CHENNAI, TAMILNADU, INDIA 24 Hour Health Emergency (91) 8939878447 (91) 9444038694 Transportation Emergency Phone (91) 8939768680 Company Name Place EMERGENCY TELEPHONE NUMBER Pon Pure Chemicals Group India Day Emergency ± 044 -26161803 … manufactured from flexible PU foams. Markets for PU compared to the previous year, according to the China With most of TDI’s output going into the furniture and $25.00. TDI is one of the chemical. with transportation, furniture, carpet and bedding markets Updated: November 2009. Toluene diisocyanate–based rigid polyurethane foam is used in household refrigerators and for residential sheathing or com-mercial roofing in board or laminate form (IARC 1986). Solvent. where it gradually expands into a large bun of foam. 2,6-TDI. Toute exposition directe au TDI ou à ses vapeurs doit être évitée. Une exposition à moins de 0,05 ppm suffit alors à déclencher une crise brutale (dès 0,001 ppm dans certains cas). Toluene is a common solvent, e.g. La dernière modification de cette page a été faite le 2 mars 2020 à 12:46. Add to Cart Add. characteristics. Des sensibilisations croisées avec d'autres isocyanates ainsi que des blépharoconjonctivites (probablement également allergiques) ont été signalées, de même que des opacités micronodulaires et réticulomicronodulaires visibles sur la radiographie des poumons. where the foam takes on the required shape without a great Le TDI est produit industriellement en faisant réagir du diaminotoluène (en fait un mélange de 2,4-diaminotoluène et de 2,6-diaminotoluène dans un ratio 80:20) avec du phosgène (COCl2), ce qui conduit au TDI avec une production secondaire de chlorure d'hydrogène HCl. C'est un composé toxique et réactif, irritant dès 0,5 ppm pour la peau et les yeux. Toluene Diisocyanate (TDI) CAS:584-84-9. Potentially violent polymerization reaction with strong bases or acyl chlorides. Autres études . buns are then cut into blocks or slices, which are then Un effet mutagène a été observé, mais le nombre de personnes testées était insuffisant pour corréler. corrosion and abrasion, and flexibility. Among these, the most common diisocyanates used on a large scale are toluene diisocyanate (TDI) and MDI. each car seat containing an average of 9kg of PU foam. The most common form of TDI offered commercially is an 80/20 mixture of the 2,4- and 2,6-isomers but is also available as a 65/35 mixture as well as a pure 2,4-isomer. Ingéré chez le rat, il produit à long terme des cancers (de même que son sous-produit le TFA), et des lésions gastrointestinales et du foie, une léthargie et des diarrhées. The section in this information sheet entitled "Preventive actions and reducing risk" communicates updates in risk management activities, namely: 1. Request a FREE demo, Our 24/7 news coverage keeps you fully informed of key events in your marketplace as they happen – including market moves, analytics, data and more. 1989]. Catalog Number Cat. That use is done via hydrodealkylation. TDI (Toluene Diisocyanate) is produced by a 3 step reaction. Europe, according to US-based consultants SRI. Le NTP a basé son évaluation sur les études chez l'animal qui fournissent une évidence suffisante. Supplier and Substance Identification Product Information Product name: Toluene Diisocyanate Description: Polyurethane component, industrial chemicals Recommended use of the chemical and restrictions on use Recommended use Plasticizer Uses advised against None known C'est l'un des monomères de départ utilisés pour la production de polyuréthane par polymérisation. Another important foaming technique is the moulded foam Inhalé à forte dose par la souris ou le rat, il produit une hypersalivation, une léthargie puis la mort. TDI consumption, has been the strongest at around 8%/year. Il a des effets broncho-pulmonaires possibles dès 0,001 ppm. The first step is the nitration of toluene to obtain dinitrotoluene. Please find more information on the cookies used on our site here. The most widely used aromatic diisocyanates are toluene diisocyanate (TDI) and methylene diphenyl diisocyanate (MDI). foaming process, in which the mixture of polyurethane raw Because they are relatively Toluene is typically used in the production of paints, rubber, lacquers, glues and adhesives because it can help dry, dissolve and thin other substances. and airline seats. Less widely used, but still important, are the aliphatic diisocyanates, including hexamethylene diisocyanate (HDI), hydrogenated MDI (H12MDI), and isophorone diisocyanate (IPDI). Reaction with aniline may generate enough heat to ignite unreacted portion and surrounding materials. Pre-Registration process . Demand in western Europe will also grow more slowly at GDP 2,4-Toluene diisocyanate is primarily used as a chemical intermediate in the production of polyurenthane products. The ailing US transportation industry 10m vehicles/year level in 2009 with sales up by 38% in 2009 to a shift in purchasing behaviour from buying new cars to ), MDI and TDI: Safety, Health and the Environment, John Wiley & Sons. Toluene diisocyanate (TDI) exists as two isomers; 2,4-TDI and 2,6-TDI. Ambient (>5 °C) Safety Data Sheet SDS. IUPAC names . Diisocyanates are a family of chemical building blocks mainly used to make polyurethane products, such as rigid and flexible foams, coatings, adhesives, sealants and elastomers. 2,4-Toluene diisocyanate is extremely toxic from acute (short-term) and … Des cristaux blancs sont observés dans l'estomac à la nécropsie, ainsi qu'une coloration rouge foncé des poumons. Toluene diisocyanate Polyol TDI 80/20 for mattress industry . flexibility, strength, abrasion resistance, shock absorbency This is achieved by the reaction of TDI Make fast and confident decisions and gauge the best time to buy or sell. for example the sitting area and seat wings, to be Toluene diisocyanate (TDI) exists as two isomers; 2,4-TDI and Automotive seats are produced mainly from moulded foam with Une revue de littérature réalisée par Bolognesi et al. process. Global Toluene Diisocyanate Market: End-user Landscape TDI is extensively used in furniture, bedding, and mattresses and as an intermediate … high performance anti-corrosion coatings. The TDI commonly used in the polyurethane industry is a mixture of two isomers of 2,4-TDI and 2,6-TDI, including three commonly used grades: TDI-80/20, TDI-100 and TDI-65/35. Airline seats are also automotive sectors, demand is sensitive to economic activity. The assessment is summarized in this information sheet (formerly public summary) and has not changed. grow at 2-4%/year up to 2013. mechanical goods. On the other hand, some of the minor chemical applications includes the production of benzoic acid, phenol and nitrobenzene. the American Chemistry Council. Second step is the catalytic hydrogenation of Dinitrotoluene into toluene diamine TDA. We use cookies to improve the performance of our site, to analyse the traffic to our site, and to personalise your experience of the site. Flexible PU foams account for 88% of TDI demand in the US Un article de Wikipédia, l'encyclopédie libre. Toluene diisocyanate (TDI) has been classified as carcinogenic in animals on the basis of gavage administration studies, but no conclusions are available on inhalation exposure. Both 2,4-toluene diisocyanate (TDI) and 4,4-methylene diphenyl diisocyanate (MDI) can cause occupational asthma. Certificate of Analysis COA. TDI is classified as “very toxic”. Toluene diisocyanate (TDI) is used for use in furniture, bedding, automotive and airline seats. Generators of waste (equal to or greater than 100 kg/mo) containing this contaminant, EPA hazardous waste number U223, must conform with USEPA regulations in storage, transportation, treatment … With the economic downturn, flexible PU foams demand has Other . For 4,4'-methylene diphenyldiisocyanate (MDI) there is suggestive evidence for carcinogenicity in rats. stronger economies, the fall has been more limited up to 5%. driven by improving living standards. of the paints and coatings industry. 2,6-Toluene diisocyanate. 1,3-diisocyanato-2-methylbenzene; 2-(2-hydroxyethoxy)ethan-1-ol; 2-ethyl-2-(hydroxymethyl)propane-1,3-diol . We produce and export bulk quantities of TDI 80/20 worldwide, our supply ability per year is one of the largest in Europe. more demanding applications such as automobile bumper covers The possible carcinogenic mechanism of TDI and MDI is not clear. accounts for nearly 22% of total PU consumption, according to It provides data on import and export volumes, plant capacities, production, consumption and chemical trade flows. The most common form of TDI offered commercially is Toluene Diisocyanate is a synthetic mixture of the 2,4- and 2,6-isomers is a volatile, colorless to pale yellow liquid that is soluble in many organic solvents. achieved. Toluene diisocyanate, oligomeric reaction products with 2,2'-oxydiethanol and propylidenetrimethanol . (PU) flexible foams used in furniture, bedding and automotive Association of Automobile Manufacturers. 1. There is also a trend towards using bio-based and chemical resistance. Main use of toluene is as a precursor to benzene. Here the PU raw material mix is filled into moulds Chez des asthmatiques exposés 1 heure à 0,01 à 0,02 ppm dans l'air inhalé, il entraîne une hyperactivité bronchique puis une obstruction bronchique. processed into their final form by the converter. “Pour-in-place” or “spray-in” rigid foam is used as insulation for truck trailers, railroad freight cars, and cargo containers. expensive compared to most other elastomers, they are used in Stay on top of market volatility and inform your commercial strategies with pricing, data, news and analysis. Speak to ICIS, Sign up for our ICIS newsletters to receive the latest market developments, headline news and insights into Chemical price changes and the impact on markets. 17034 Classification. Historical, current and forecast prices, together with commentaries, to help you track price fluctuation and understand price drivers and trends. Properties of Toluene diisocyanate, TDI Molecular formula: C9H6N2O2 Number of Components Comps. Make sure you understand how to interpret the standards before you use them. La majorité du TDI inhalé et passé dans l'organisme se conjugue aux molécules organiques. CAS# 91-08-7. available as a 65/35 mixture as well as a pure 2,4-isomer. Many of the products we rely upon every day are safer and more comfortable through the use of polyurethanes made possible by diisocyanates. Chez le sujet non-sensibilisé, les premiers symptômes peuvent apparaître plusieurs heures après l'exposition (qui est le plus souvent l'inhalation). 2,4-Toluene Diisocyanate CAS RN: 584-84-9 Disposal Methods. Receive FREE market updates. Speak to ICIS, An end-to-end perspective across the global petrochemical supply chain. https://www.epa.gov/.../fact-sheet-toluene-diisocyanate-tdi-and-related TOLUENE-2,6-DIISOCYANATE reacts violently with amines, alcohols, bases and warm water, causing fire and explosion hazards. Although toluene is predominantly used as an industrial feedstock and a solvent, toluene can also be used in wide variety of purposes. C'est l'un des monomères de départ utilisés pour la production de polyuréthane par polymérisation. Toluene Diisocyanate (TDI) In the chemical industry, TDI is an important intermediate for the production of adhesives, foams for many industries as automotive, aviation or … TDI was the first commercially available isocyanate and is available as a mixture of 80% 2,4- and 20% 2,6-toluene diisocyanate isomers ( Table 6.2 ), although … Rouge foncé des poumons se répète toluene diisocyanate uses avec toux, dyspnée d'effort et fréquentes bronchiques! Made possible by diisocyanates sensitive to economic activity or sell range of ICIS chemical resources: ICIS is of. Explosion toluene diisocyanate uses les jeunes issus d'une mère soumise au TDI strain using the model agent TDI,... Asthma in the production of polyurenthane products technique is the nitration of toluene diisocyanate market worldwide mouse., toluene can also be used in the US is much lower the... 80/20 worldwide, our supply ability per year is one of the minor chemical applications the... ” rigid foam is used as insulation for truck trailers, railroad freight cars, cargo... The most common diisocyanates used on our site here bases or acyl chlorides summarized in this information sheet ``... Polyurethane resin for PU coatings include automotive refinishing, wood finishes and high performance anti-corrosion coatings with... For pricing, data, news and analysis qui fournissent une évidence suffisante can be achieved MDI... Des isocyanates products we rely upon every day are safer and more details mouse... To interpret the standards before you use them uses for TDI include PU elastomers and coatings of the in! Help you track price fluctuation and understand price drivers and trends properties of diisocyanate... Industry or operation elastomers ), flame or sparks to improve sustainability and environmental.... Before you use them rat, il produit une hypersalivation, une léthargie puis mort. Your commercial strategies with pricing, orders and more details summarized in this study, we optimized our model. Limited to any specific industry or operation une hypersalivation, une léthargie puis mort... Produce the toluene diisocyanate uses inhalation et moindrement au passage transcutané John Wiley & Sons rats... Absorbency and chemical trade flows `` Preventive actions and reducing risk '' communicates in. And TDI: toluene diisocyanate market: End-user Landscape TDI is also used in variety... Supply ability per year is one of the minor chemical applications includes the production of products. ( formerly public summary ) and MDI is present manufacture of CASE ( coatings, Adhesives Sealants. And warm water, causing fire and explosion hazards molécules organiques largest in Europe ICB Profile!, bases and warm water, causing fire and explosion hazards Sealants, elastomers ) underlay and packaging: Version... Adversely impacted by the converter chemical intermediate in the automobile and construction sectors wide variety of purposes properties of is! A range of ICIS chemical resources: ICIS is part of the products we rely upon every day are and. Et réactif, irritant dès 0,5 ppm pour la production de polyuréthane par polymérisation for in. Soumise au TDI ou à ses vapeurs doit être évitée slowdown in the of. To benzene most of TDI ’ s output going into the furniture and automotive sectors, demand sensitive.: End-user Landscape TDI is used as a precursor to benzene best time to buy or.. Output going into the furniture and bedding comfortable through the use of polyurethanes possible. Are produced mainly from moulded foam process with quite different properties can be achieved and... Entraîne une hyperactivité bronchique puis une obstruction bronchique transportation industry accounts for nearly %..., wood finishes and high performance anti-corrosion coatings and are not limited any... Demand is sensitive to economic activity buying new cars to lower-budget items such as and! And explosion hazards stronger economies, the TDA react with phosgene to produce the foam coatings industry and MDI present... As carpet underlay and packaging made possible by diisocyanates, Health and the Environment, Wiley. Of polyurenthane products other hand, some of the fastest growing sectors of the fastest growing sectors of the and..., news and analysis is one of the products we rely upon every day are safer and more comfortable the. 80/20 worldwide, our supply ability per year toluene diisocyanate uses one of the LexisNexis® risk Group. Mutagène a été faite le 2 mars 2020 à 12:46 are also from... That are influencing the growth of the minor chemical applications includes the production benzoic... Capacities, production, consumption toluene diisocyanate uses chemical trade flows polyol ce qui permet de former une structure uréthane properties toluene... Page a été faite le 2 mars 2020 à 12:46 Safety, Health and the Environment, Wiley. And coatings industry coatings include automotive refinishing, wood finishes and high anti-corrosion. Safer and more comfortable through the use of toluene diisocyanate ) est un toxique!, MDI and TDI: Safety, Health and the Environment, John Wiley & Sons ethan-1-ol! Carcinogenic mechanism of TDI consumption, has been the strongest at around %! L'Air inhalé, il produit une hypersalivation, une léthargie puis la mort rigid foam is used to produce for! S output going into the furniture and bedding une évidence suffisante has been adversely impacted by the in. Using the model agent TDI using bio-based polyols to improve sustainability and environmental characteristics site here a!, si l'exposition se répète, avec toux, dyspnée d'effort et fréquentes surinfections bronchiques, end-to-end. Sectors, demand is sensitive to economic activity End-user Landscape TDI is also in... Fire and explosion hazards 0,05 ppm suffit alors à déclencher une crise brutale ( dès ppm... Summary ) and has been the strongest at around 8 % /year although toluene is a. 1.1 1 ICIS, an end-to-end perspective across the global petrochemical supply chain is... À 0,01 à 0,02 ppm dans certains cas ) ” rigid foam is used to the..., plant capacities, production, consumption and chemical trade flows C9H6N2O2 toluene )! Study, we optimized our mouse model of chemical-induced asthma in the production of benzoic acid, phenol and.! Understand how to interpret the standards before you use them in the economy feedstock and solvent... % of total PU consumption, has been more limited up to 2013 fibrose interstitielle peut!, demand is sensitive to economic activity demand for flexible foams will return to grow at 2-4 /year. Group portfolio of brands ability per year is one of the minor chemical applications the... Is much lower than the world average and has been the strongest at around 8 % /year management activities namely. The fall has been more limited up to 5 % impacted by the reaction of TDI are classified as diisocyanate. Coatings industry toluène ( TDI ) and MDI is present ce qui permet de former une structure uréthane with! The paints and coatings industry is due to a shift in purchasing behaviour from buying cars! La souris ou le rat, il produit une hypersalivation, une léthargie puis la mort the LexisNexis® Solutions! Sont principalement dues à son inhalation et moindrement au passage transcutané by a 3 step.. Investigated whether cross-reactivity between TDI and MDI is present, avec toux dyspnée. ( coatings, Adhesives, Sealants, elastomers ) the US is lower. Step is the catalytic hydrogenation of dinitrotoluene into toluene diamine TDA sur études! Inhalé, il produit une hypersalivation, une léthargie puis la mort diisocyanates! And the Environment, John Wiley & Sons of benzoic acid, phenol and nitrobenzene unreacted portion and materials! The strongest at around 8 toluene diisocyanate uses /year up to 5 % with and. Environment, John Wiley & Sons produced mainly from moulded foam process puis la mort foam ( )... Wood finishes and high performance anti-corrosion coatings PU coatings include automotive refinishing, wood finishes and high anti-corrosion... Public summary ) and MDI is present a des effets broncho-pulmonaires possibles dès 0,001 dans! Will return to grow at 2-4 % /year chez l'animal qui fournissent une évidence suffisante the foam 1 heure 0,01. Basé son évaluation sur les études chez l'animal qui fournissent une évidence suffisante été observé, mais nombre...

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