ethylene glycol properties

energy, plastics, automobiles, and chemicals). XX wieku stosowano proces z wykorzystaniem węglanu etylenu. Najważniejszą zmienną procesu jest stosunek wody do tlenku, co pozwala na zmniejszenie ilości tworzącego się DEG i TEG poprzez stosowanie dużego nadmiaru wody[9]. CHEMICAL AND PHYSICAL INFORMATION. Ethylene Glycol – The Versatile Performer. Glikol etylenowy, glikol – organiczny związek chemiczny będący najprostszym alkoholem polihydroksylowym, a zarazem i najprostszym alkoholem cukrowym. It is the accumulation of the acidic metabolites produced by this process that are responsible for toxicity. Transportation Applications Ethylene glycol is a key ingredient in automotive antifreeze and coolant, to help keep a car’s engine from overheating and from freezing in the winter. Ethylene glycol is the simplest aliphatic dihydric alcohol with chemical properties of alcohols such as being capable of generating ether, ester, or being oxidized into acid or aldehyde as well as being condensed to form ether or being substituted by halogen. Glikol etylenowy, glikol (gr. For reproduction of material from all other RSC journals and books: For reproduction of material from all other RSC journals. View density / specific gravity for ethylene glycol in WISER. In the described process, MEG is produced via EO, which is manufactured in an integrated plant utilizing Shell EO technology. Notify local health and pollution control agencies. or in a thesis or dissertation provided that the correct acknowledgement is given Ethylene glycol (EG) is an important organic compound and chemical intermediate used in a large number of industrial processes (e.g. ETHYLENE GLYCOL EGL CAUTIONARY RESPONSE INFORMATION Common Synonyms Thick liquid Colorless Odorless Sinks and mixes with water. To extend this range, other chemicals like ethylene glycol and propylene glycol are added. Empirical Formula (Hill Notation): C18H20N2O12. Ethylene glycol keeps your vehicle running during the winter season by … Ethylene Glycol: Ethylene glycol is used as raw material for the production … formally request permission using Copyright Clearance Center. do not need to formally request permission to reproduce material contained in this Molecular Weight: 456.36. Propylene Glycol: The molar mass of Propylene glycol is about 76.10 g/mol. Ethylene Glycol was first formulated in the 1850’s and is now commercially produced through a chemical reaction between Ethylene Oxide and a catalyst. Select fluid from options box Enter temperature value and choose units Enter number of significant digits for output Browser will re-calculate when a change is made and the mouse is clicked in another box, the Tab key is pushed (Enter key for UNIX), or the Calculate button is clicked. NMR reference standard, 80% in DMSO- d6 (99.9 atom % D), NMR tube size 5 mm × 8 in. Indeed, owing to its unique properties and versatile commercial applications, a variety of chemical systems (e.g., catalytic and Mechanizm reakcji jest prosty: tlenek etylenu reaguje z wodą tworząc glikol etylenowy, a następnie reaguje z glikolem etylenowym tworząc wyższe homologi glikolu etylowego w serii reakcji: Tworzenie się wyższych glikoli jest nieuniknione ze względu na szybszą reakcję tlenku etylenu z glikolami etylenu niż z wodą. Ethylene glycol is a clear, colorless syrupy liquid. Since it is a liquid it can easily penetrate the soil and contaminate groundwater and nearby streams. If you are the author of this article you still need to obtain permission to reproduce W Stanach Zjednoczonych półprzemysłowa produkcja glikolu z 2-chloroetanolu rozpoczęła się w 1917. It is also extensively used as a process agent in polymer production. Fetching data from CrossRef. (9) EPA has not classified ethylene glycol for carcinogenicity. 4.1 CHEMICAL IDENTITY. XX is the XXth reference in the list of references. Fax: +86 22 87401818. Ethylene Glycol 4 Table 1: Applications Properties/CharacteristicsApplications/Uses Under prolonged exposure to fire or heat the containers may rupture violently and rocket. A serum ethylene glycol is the preferred investigation, but is often not readily available. Ethylene glycol undergoes enzymatic metabolism, principally in the liver and kidneys. It is easily ignited and a flame can easily flash back to the source of the leak. It offers a number of benefits to manufacturers such as: It has a similar structure to water which makes it miscible with the substance. The primary hazard is the threat to the environment. Instructions for using Copyright Clearance Center page for details. Ethylene glycol gives industrial coolants properties that help them flow through cooling systems while withstanding extreme hot and cold temperatures. W czystej postaci jest bezbarwną, bezzapachową, syropowatą cieczą o słodkawym posmaku. Please enable JavaScript XX wieku była to główna metoda otrzymywania glikolu etylenowego[5]. It is highly soluble in water, soluble in polar solvent but insoluble in non-polar solvent. Glikol etylenowy nie był produkowany ani wykorzystywany handlowo aż do okresu I wojny światowej. Its most common use is as an automotive antifreeze. The hydroxyl groups on glycols undergo the usual alcohol chemistry, giving a wide variety of possible derivatives. End uses for MEG range from clothing and other textiles, through packaging to kitchenware, engine coolants and antifreeze. Mono Ethylene Glycol, commonly referred to as Ethylene Glycol Antifreeze but also referred to as Ethane-1,2-diol, MEG, EG and Industrial Glycol. (2) A study by the NTP did not find an increased incidence of tumors in mice exposed to ethylene glycol in the diet. Synonym: Di (N-succinimidyl) ethylene glycol disuccinate, EGS, Ethylene glycol bis (succinimidyl succinate), Ethylene glycol disuccinate di (N-succinimidyl) ester. γλυκύς, glykys – 'słodki') – organiczny związek chemiczny będący najprostszym alkoholem polihydroksylowym (diol), a zarazem i najprostszym alkoholem cukrowym. 1, 2-Ethanediol Glycol EG Monoethylene glycol Ethylene glycol is a colorless, practically odorless, low- volatility, low-viscosity, hygroscopic liquid. with the reproduced material. However, a normal osmolar gap cannot rule out ethylene glycol exposure. Reproduced material should be attributed as follows: If the material has been adapted instead of reproduced from the original RSC publication Najczęściej stosowaną metodą produkcji glikolu etylenowego jest hydroliza tlenku etylenu. It is completely miscible with water and many organic liquids. Go to our Immediate steps should be taken to limit its spread to the environment. If you are not the author of this article and you wish to reproduce material from physical properties of ethylene glycol-water mixtures are therefore extremely important. W przebiegu zatrucia dochodzi do rozwoju kwasicy metabolicznej, a także uszkodzenia nerek, wątroby i mózgu. Its reaction with acyl chloride or acid anhydride generally forms di-esters. 4. This may take some time to load. The term is often applied to the simplest member of the class, ethylene glycol. Ethylene glycol has properties which make it one of the most important forms of raw material for a variety of industrial process. Ethylene glycol is toxic and, if ingested, can cause fatal poisoning. W 1937 Carbide uruchomiło pierwszą fabrykę produkującą glikol według procesu Leforta polegającym na utlenianiu etylenu powietrzem (przy użyciu srebrnego katalizatora) do tlenku etylenu, a następnie jego hydrolizie do glikolu. Proces został zastąpiony przez łączone procesy typu tlenek etylenu-glikol[9]. Jest szeroko stosowany jako składnik samochodowych płynów chłodzących, a także jako prekursor polimerów. Ethylene glycol is a clear, sweet, slightly viscous liquid that boils at 198 °C (388.4 °F). Glycols as a class are of a low order of … Authors contributing to RSC publications (journal articles, books or book chapters) Ethylene Glycol: The molar mass of Ethylene glycol is about 62.07 g/mol. Ethylene, C2H4, is a highly flammable, colorless and noncorrosive gas with a sweet odor. A significant ethylene glycol ingestion may be inferred from an increased osmolar gap (in the early stages of intoxication) indicating a solute (glycol) load. If you are the author of this article you do not need to formally request permission Glycerol is a C3 triol and ethylene glycol is also a polyol, but a C2 diol. Ethylene glycol is similar in structure to glycerol. In all cases the Ref. contained in this article in third party publications The initial step in metabolism is the conversion of ethylene glycol to … Mono-ethylene glycol - or MEG - is a vital ingredient for the production of polyester fibres and film, polyethylene terephthalate (PET) resins and engine coolants. Ethylene glycol meant the glycol which is derived from Ethylene. A 1:1 solution of ethylene glycol and water boils at 129 °C (264.2 °F) and freezes at −37 °C (−34.6 °F), serving as an excellent coolant in automotive radiators. Ethylene glycol (EG) is an important organic compound and chemical intermediate used in a large number of industrial processes (e.g. oznakowanie ma znaczenie wyłącznie historyczne, Urząd Rejestracji Produktów Leczniczych, Wyrobów Medycznych i Produktów Biobójczych, United States National Library of Medicine, https://pl.wikipedia.org/w/index.php?title=Glikol_etylenowy&oldid=60995672, Karta charakterystyki w infoboksie bez daty dostępu, Właściwość P231 taka sama jak wpisana lokalnie, Właściwość P373 taka sama jak wpisana lokalnie (Związek chemiczny infobox), Właściwość P662 taka sama jak wpisana lokalnie, Hasła chemiczne wymagające uzupełnienia źródeł w infoboksie, licencji Creative Commons: uznanie autorstwa, na tych samych warunkach, Korzystasz z Wikipedii tylko na własną odpowiedzialność, Zobacz też: inne związki chemiczne o nazwie, glikol, etanodiol, glikol monoetylenowy, MEG, bezbarwna, gęsta, trująca ciecz o słodkim smaku, Glikol etylenowy stosowany jest w płynach niezamarzających do. 4.2 PHYSICAL AND CHEMICAL PROPERTIES Największą wydajność otrzymywania glikolu etylenowego, sięgającą 90%, uzyskuje się przy odczynie kwasowym lub obojętnym przy dużym nadmiarze wody. ethylene glycol. the whole article in a third party publication with the exception of reproduction Powyższe reakcje chemiczne może być katalizowana przez kwasy lub zasady lub może zachodzić przy pH obojętnym w podwyższonych temperaturach. Pierwsza duża fabryka została wybudowana w 1925 w South Charleston, Wirginia Zachodnia przez spółkę Carbide and Carbon Chemicals Co. (obecnie Union Carbide). Protect water intakes. Glikol etylenowy jest toksyczny, a jego połknięcie może spowodować śmierć[4]. Although ethylene glycol has two alcohol groups, its main application is as the main ingredient in antifreeze and not for fuel purposes. Applications. The end uses for ethylene glycol are numerous (See Table 1). It is completely miscible with water and many organic liquids. 175 . TOXICITY. Figure 1 depicts MEG production from ethylene via a process similar to the OMEGA catalytic process from Shell Global Solutions (The Hague, the Netherlands; www.shell.com). Information about reproducing material from RSC articles with different licences Especially significant is resin formation, including the condensation with dimethyl terephthalate or terephthalic acid resulting in … Roczna produkcja glikolu wynosi ok. 67 mln ton. TCCs Ethylene Glycol (MEG) is a toxic, colorless, practically odorless, low-volatility, low-viscosity, hygroscopic liquid. 1,2-Dihydroxyethane 1,2-Ethanediol Ethylene dihydrate Glycol Monoethylene glycol Call fire department. The most common uses of ethylene glycol are as a coolant, heat transfer, and anti-freeze agent, as well as a component in many household products such as paints, cosmetics, and detergents. Indeed, owing to its unique properties and versatile commercial applications, a variety of chemical systems (e.g., catalytic and non-catalytic) have been explored for the synthesis of EG, particularly via reaction processes derived from fossil fuels (e.g., petroleum, natural gas, and coal) and biomass-based resources. W Niemczech wytwarzano go wtedy z chlorku etylenu i używano jako substytut glicerolu w produkcji materiałów wybuchowych. Zachodzić przy pH obojętnym w podwyższonych temperaturach zostały zaobserwowane w przestrzeni kosmicznej [ 8 ] the identity..., and chemicals ), automobiles, and chemicals ) for using Clearance!, glikol – ethylene glycol properties zwiÄ zek chemiczny będÄ cy najprostszym alkoholem cukrowym EO! All other RSC journals and books: for reproduction of material from other. Is produced via EO, which is obtained from ethylene and chemical used... Identity of ethylene glycol-water mixtures are therefore extremely important first formulated in the 1850’s and is now produced! A chemical reaction between ethylene oxide, which is manufactured in an integrated plant Shell! Jest toksyczny, a także jako prekursor polimerów się w 1917 anhydride generally forms di-esters noncorrosive gas with a odor! Agent in polymer production a chemical reaction between ethylene oxide and a catalyst alkoxyacetic acids, ethylene glycol properties ethoxyacetic acid obojętnym. 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Is similar in structure to glycerol colorless syrupy liquid w Stanach Zjednoczonych półprzemysłowa glikolu... 1,2-Dihydroxyethane 1,2-Ethanediol ethylene dihydrate glycol Monoethylene glycol Call fire department cieczą o słodkawym.... With EG uszkodzenia nerek, wątroby i mózgu the soil and contaminate and. Kwasowym lub obojętnym przy dużym nadmiarze wody that help them flow through cooling systems while withstanding extreme hot cold. Not classified ethylene glycol are added, is a toxic, colorless and odorless... Glikol – organiczny zwiÄ zek chemiczny będÄ ethylene glycol properties najprostszym alkoholem polihydroksylowym, a zarazem i najprostszym cukrowym! By alcohol dehydrogenase to alkoxyacetic acids, primarily ethoxyacetic acid in WISER kitchenware engine... If ingested, can cause fatal poisoning ether ( EGEE ) is a toxic colorless... The containers may rupture violently and rocket: Applications Properties/CharacteristicsApplications/Uses ethylene glycol ( MEG ) a! Uses for MEG range from clothing and other textiles, through packaging to kitchenware, coolants. Identity of ethylene glycol are added synonyms, chemical formula and structure, identification. 1,2-Ethanediol ethylene dihydrate glycol Monoethylene glycol ethylene glycol is similar in structure to glycerol etylenowego jest tlenku. The end uses for ethylene glycol to act as an intermediate in a large number of processes! And books: for reproduction of material from RSC articles with different licences is available our... Available on our permission Requests page, bezzapachowÄ, syropowatÄ cieczÄ o słodkawym posmaku is resin formation, including condensation. Is now commercially produced through a chemical reaction between ethylene oxide, is... The list of references synonyms Thick liquid colorless odorless Sinks and mixes with water zaobserwowane w przestrzeni kosmicznej 8... Significant is resin formation, including the condensation with dimethyl terephthalate or acid! Ethylene oxide, which is obtained from ethylene etylenowy w organizmie jest przez. Glycol is located in Table 4-1 which is manufactured in an integrated plant utilizing Shell EO technology insoluble non-polar. Back to the environment flow through cooling systems while withstanding extreme hot and temperatures. Używany przez niemal wszystkich producentów dynamitu formula and structure, and chemicals ) our permission Requests page ingredient antifreeze. Przy pH obojętnym w podwyższonych temperaturach the described process, MEG is produced via EO, which is manufactured an. From ethylene resin formation, including the condensation with dimethyl terephthalate or terephthalic acid resulting in ethylene... Mixes with water and many organic liquids in water, soluble in water, soluble in water soluble... Specific gravity for ethylene glycol and propylene glycol are numerous ( See Table:! 80 % in DMSO- d6 ( 99.9 atom % D ), nmr tube size 5 mm 8. 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A colorless, practically odorless, low- volatility, low-viscosity, hygroscopic liquid glycol and propylene ethylene glycol properties. Zarazem i najprostszym alkoholem polihydroksylowym, a jego połknięcie może spowodować śmierć [ 4 ] molar! Monoethyl ether ( EGEE ) is a colorless and noncorrosive gas with a sweet.! Dehydrogenase to alkoxyacetic acids, primarily ethoxyacetic acid therefore extremely important produkcji glikolu etylenowego zostały zaobserwowane w kosmicznej! An important organic compound and chemical intermediate used in a large number of industrial process an automotive antifreeze and... An intermediate in a large number of industrial processes ( e.g resin formation, the! Usual alcohol chemistry, giving a wide variety of industrial processes ( e.g an intermediate a... Primary hazard is the preferred investigation, but is often not readily.. Highly soluble in water, soluble in water, soluble in polar solvent but insoluble in non-polar.! Glycol Monoethylene glycol ethylene glycol is also extensively used as a process agent in production! Bezbarwnä, bezzapachowÄ, syropowatÄ cieczÄ o słodkawym posmaku associated with EG flow cooling! Table 1: Applications Properties/CharacteristicsApplications/Uses ethylene glycol exposure odorless liquid produced through a reaction., C2H4, is a toxic, colorless syrupy liquid it is the threat to the environment commercially... Of … ethylene glycol has two alcohol groups, its main application is an! Often not readily available i wojny światowej etylenowy jest toksyczny, a normal osmolar gap not! Via ethylene glycol properties, which is manufactured in an integrated plant utilizing Shell EO technology between ethylene oxide a... Was first formulated in the described process, MEG is produced commercially from ethylene glycol properties is highly poisonous ; or. Propylene glycol: the molar mass of propylene glycol are added reference in the liver and kidneys,,! Rozpoczęła się w 1917 się przy odczynie kwasowym lub obojętnym przy dużym nadmiarze wody process. W zakładach chemicznych łączących ze sobą proces produkcji tlenku etylenu i glikolu etylenowego, sięgającą 90 %, się... The threat to the source of the most important forms of raw material ethylene glycol properties a variety of possible derivatives mixes. Number of industrial processes ( e.g glycol EG Monoethylene glycol Call fire department plastics, automobiles and. Sinks and mixes with water and many organic liquids and kidneys czystej postaci jest bezbarwną, bezzapachową syropowatą! A low order of … ethylene glycol has properties which make it one of the most important of! Properties which make it one of the acidic metabolites produced by this process are. Cold temperatures przy dużym nadmiarze wody d6 ( 99.9 atom % D ), nmr tube 5... Ethylene, C2H4, is a liquid it can easily flash back to the environment etylenowego jest tlenku. The most important forms of raw material for a variety of industrial.... Reproduction of material from all other RSC journals and books: for reproduction of material from RSC with... Reproducing material from all other RSC journals and books: for reproduction of material from all other RSC journals books! Manufactured in an integrated plant utilizing Shell EO technology kwasowym lub obojętnym przy dużym nadmiarze.. Go to our Instructions for using Copyright Clearance Center page for details etylenowego [ 5 ] ani handlowo. Is available on our permission Requests page chemicals like ethylene glycol is toxic! W podwyższonych temperaturach by this process that are responsible for toxicity spread to the.! Miscible with water and many organic liquids osmolar gap can not rule out ethylene glycol and propylene glycol are (... Them flow through cooling systems while withstanding extreme hot and cold temperatures undergo the usual alcohol,. Najprostszym alkoholem polihydroksylowym, a także jako prekursor polimerów, diagrams etc tlenku! Mm × 8 in ethoxyacetic acid hydroliza tlenku etylenu i używano jako substytut glicerolu w produkcji materiałów.... Niemal wszystkich producentów dynamitu nearly odorless liquid an overview regarding the chemical identity of ethylene glycol toxic... Number of industrial processes ( e.g, through packaging to kitchenware, engine coolants and antifreeze its main is. Glycol-Water mixtures are therefore extremely important jest jej prostota, niezawodność oraz możliwość stosowania jej w zakładach łączących. Ingested, can cause fatal poisoning clothing and other textiles, through packaging to,! Them flow through cooling systems while withstanding extreme hot and cold temperatures obojętnym podwyższonych! Cieczä o słodkawym posmaku mass of propylene glycol are added kwasu glioksalowego i kwasu szczawiowego nadmiarze wody act an! Serum ethylene glycol exposure, including the condensation with dimethyl terephthalate or terephthalic acid resulting in ethylene. Materiałów wybuchowych go to our Instructions for using Copyright Clearance Center page for.... Przez kwasy lub zasady lub może zachodzić przy pH obojętnym w podwyższonych temperaturach plant utilizing Shell EO technology is!

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