Acetone evaporates faster than MEK and, in fact, is the fastest evaporating of all the solvents commonly available to consumers. Acetone is not considered to be a volatile substance, though its low boiling point does make it more flammable than other substances. MEK or Methyl Ethyl Ketone is stronger than Acetone, because it has a slower evaporation rate and boils at a higher temperature. Member: Joined: Jan Thu 01, 1970 1:00 am Posts: 3780 Location: Freeport, LI, New York 11520 Alan...
I think you missed my point. Acetone is often utilized as a paint thinner. It is partially soluble in water, and is commonly used as an industrial solvent. Alcohol, MEK, or Acetone 12-22-2006, 10:46 AM. I thought I would try my luck at building a 60-gallon aluminum gas tank. Acetone and MEK are both ketones. This solvent is used as lacquer, varnish, paint remover, denaturing agent for denatured alcohol, glue and cleaning agent. Since they do not generate hazardous waste, they ship DOT non-regulated. People often replace MEK with acetone in their industrial applications because it is somewhat less toxic than MEK, but it carries many of the same health and safety risks. Their properties are therefore very similar because of this. Like MEK, it is commonly used in industrial applications as a solvent for resins, waxes, oils, fats, lacquers, varnishes and other coatings and adhesives. MEK replacement solvent is highly effective at removing cured and uncured resins. 800-431-2072 ext. MEK is the better solvent as far as cutting epoxy/proseal goes. Both are highly flammable, pose a health risk when inhaled, and require the use of safety gloves to protect skin from exposure. It is produced industrially on a large scale, but occurs in nature only in trace amounts. Acetone and MEK (methyl ethyl ketone) Both acetone and MEK are very strong (high solvent strength) and fast evaporating solvents. If you read the MSDS sheets on almost anything it gives hazards. Numéro Cas : 78-93-3 I'm 65 and healthy. Acetone ==> CH3-CHO-CH3. I'm in the process of sanding down the fiberglass bottom of my 10' inflatable because it's blistering, and will be applying west system epoxy 105 & 206 with 422 barrier additve. MEK … Question for you aluminum tig guys. If you read the MSDS sheets on almost anything it gives hazards. Comparing MEK vs Acetone? Unless you feel your brain is functioning on too high of a level, stay away from MEK. They set out the worst case possible. Follow safety data sheets for MEK and Acetone for more information on proper safety and handling. Acetone is better for this application, because its evaporation rate is much faster than that of MEK. mek vs acetone. Re: ABS and MEK: Eric Becker: 6/1/16 4:09 AM: Mek is a pretty nasty solvent. Look up ethanol, the alcohol in beer, wine, etc. Acetone … Acetone is dimethyl ketone and MEK is methyl ethyl ketone. Prolonged exposure to acetone is especially dangerous. Which, or what do you guys like to use to clean in preparation to weld? Propylene and acetone is the solvent mixture in this process. Safe and Economical Acetone Replacement. It is hazardous to breathe or consume it. When deciding between MEK vs. acetone, consider the health and safety risks, as well as the environmental impact. The values in the table below except as noted have been extracted from online and hardbound compilations . S'il est en hypalon et sale, tu peux le faire avec des tas d'autres produits détergents plus ou moins abrasifs, genre Cif ou Carrefour avec javel, aucun souci. Acetone Tied with butanone for strength is acetone. These differences are why MEK can be a stronger cleaning agent than acetone. Chemically the difference is 1 carbon and 2 hydrogen atoms. Formule chimique. D'abord, en quoi est-il, hypalon ou pvc ? MEK ou Acétone 09 Juil 2013 19:21 #529063. jcjcat; Hors Ligne; Membre Confirmé Messages : 8901 Remerciements reçus 804 Pourquoi veux-tu utiliser ces produits pour nettoyer ton boudin ? Any difference in vapor finishing with MEK vs Acetone? Do not let MEK or Acetone come into contact with the skin. That said, I wouldn't bathe in either, but I wouldn't worrry much about normal use with precautions (use ventillation and gloves). Densité : 0,81. Methyl Ethyl Ketone (MEK), also known Butanone, is a colorless liquid inorganic compound that is widely used as an industrial solvent for the removals of films, gums, and coatings. 1.1. It is relatively benign. MEK – This solvent is typically considered to be a stronger cleaning agent than acetone as it has a lower evaporation rate than acetone and a higher boiling point. Acetone is dimethyl ketone and MEK is methyl ethyl ketone. AcraStrip is a green alternative to acetone, MEK, MIBK & toluene. 61 0 obj MEK stinks. Poor ventilation forces you to use acetone. At high levels, its vapors can cause central nervous system issues, cardiorespiratory failure, or even death. Acetone is typically a better solvent than MEK, because it dissolves a wider range of compounds. MEK, also known as Butanone and Methyl Ethyl Ketone is a solvent that is related to acetone, because acetone is simply liquid ketone. Propriétés : le Methyl Ethyl Cetone, également appelé MEK ou simplement Butanone est un liquide incolore utilisé comme solvant. Il possède une forte odeur caractéristique ressemblant à celle de l'Acétone. Both MEK and Acetone can cause drowsiness and dizziness. I have used large quantities of acetone in my work as a chemist. I have used large quantities of acetone in my work as a chemist. Methyl ethyl ketone (MEK) is a colorless liquid that has a sweet odor and is soluble in water. Posted: Aug Sat 07, 2004 12:47 am . Learn about the differences between MEK and acetone here! Also how would a MEK/ABS slurry work? Unlike Acetone, MEK forms an azeotrope with water, which means that methyl ethyl ketone and water mix together to form a constant boiling point that cannot be affected by distillation. MEK is a clear, flammable liquid that is water soluble and is often used as an industrial cleaner and stripping agent to remove bothe cured and uncured resins. AcraStrip products are suitable for a range of solvent and cleaning applications and are offered in various concentrations. 58 / Monday, March 26, 2012 / Rules and Regulations Date of issue: 11/12/1998 Revision date: 04/24/2018 Supersedes: 04/24/2018 Version: 1.3 04/23/2019 EN (English US) Page 1 SECTION 1: Identification . It is relatively benign. Butyl rubber is the only glove for MEK. Evaporation Rate – Acetone has a very high evaporation rate making it a great cleaner for electronics as any moisture evaporates at a rapid pace. Acrastrip can strip and clean cured and uncured resins, gel coats, urethanes, and other coatings, and for finishing and surface preparation. No, but they are used for similar applications. 0000007554 00000 n I have read in several discussions about fiberglass work where some people use acetone and others use MEK as a cleaner/thinner. Is acetone the same as MEK? for MEK and ethyl acetate, this difference is almost an order of magnitude, 27% compared to 2.9%. for MIBK and n-butyl acetate, the water solubilities are both low. An Effective and Environmentally-Friendly MEK Alternative. MEK is also useful in products like dry-erase markers, because it is slow-evaporating. Central nervous system depression under high concentrations or after chronic exposure, Skin irritant that causes redness and itching, Vapors cause respiratory tract irritation, Severe irritation or dermatitis with prolonged skin contact, Cases coughing, dizziness and headache if vapors are inhaled, High concentrations can result in nervous system depression or unconsciousness. Post subject: MEK vs. acetone, etc. This process is adaptable to de-waxing plants that utilize propane instead of MEK (Fahim, Al-Shhaf&Elkilani, 2009).Crystallization as a process is complex as it is usually determined by the rate of cooling of crystals. Nitrile is good for acetone. Look up ethanol, the alcohol in beer, wine, etc. Due to acetone’s fast evaporation rate, it is also more flammable. Butanone or MEK is tied with acetone as one of the strongest solvents. Acetone is a colorless, highly volatile liquid that dissolves in water. Concentration : 100%. Contact us today for the eco-friendly AcraStrip cleaner you need. Learn about the differences between MEK, acetone, and Acrastrip and the advantages of using a safe replacement for MEK or acetone cleaners. Product form : Substance Substance name : Acetone Chemical name : 2-Propanone CAS-No. MEK and Acetone are both utilized as solvents in coatings, lacquer, varnish, and paint. They set out the worst case possible. If you have good ventilation, MEK might be easier to handle because of the slower drying. Étiquette(s) Butanone. MEK vs Acetone. These differences are why MEK can be a stronger cleaning agent than acetone. Butanone, also known as methyl ethyl ketone (MEK), is an organic compound with the formula CH 3 C(O)CH 2 CH 3. Acetone and MEk are both benign (relatively nontoxic) solvents, except for their high flammability rating. Propylene- acetone’s de-waxing process. The pros and cons are that acetone is less toxic, faster drying, and more flammable; MEK is a bit more toxic, slower drying but still pretty fast, and slightly less flammable. MEK and acetone are both used as industrial solvents for stripping and cleaning uncured and cured resins and coatings, and for cleaning pumps and other equipment. It is hazardous to breathe or consume it. Acetone Safety Data Sheet according to Federal Register / Vol. This colourless liquid ketone has a sharp, sweet odor reminiscent of acetone. Re: ABS and MEK: JF Kansas: 5/31/16 1:59 PM: Don't cigarettes? Properties of Organic Solvents. Acetone MEK Xylene Japan Drier Classic wood finish General Purpose Blend Extra refined to remove odor, residue Pure gum artist grade thinner Excellent for spraying oil paint Architectural coatings blend Extremely pure Extremely pure Slower dry time than acetone Toluene substitute Speeds dry time in low temp/humidity Fuel . Since MEK is a slightly harsher chemical, some choose to replace MEK with acetone as a “safer” alternative. acetone, MEK, denatured alcohol, xylene (xylol? Both are excellent degreasers. However, MEK is overall less volatile than acetone.? Éthylméthylcétone, 2-Butanone, MEK, MEC. MEK is both less soluble and less volatile than acetone. Workers are exposed to MEK when the vapors are present in the air or by absorbing the product through their skin. Acetone and MEK have very similar traits and can be used for many of the same purposes, but they also have specific applications that each is best suited for. Contact us today to learn more about safer alternatives for MEK or acetone. MEK and acetone are both used as industrial solvents for stripping and cleaning uncured and cured resins and coatings, and for cleaning pumps and other equipment. CONTACT US REQUEST SDS. Only use MEK and Acetone in well-ventilated areas. Acetone should not be utilized for this purpose, because it is fast-drying. Values for relative polarity, eluant strength, threshold limits and vapor pressure have been extracted from: Christian Reichardt, Solvents and Solvent Effects in Organic Chemistry, Wiley-VCH Publishers, 3rd ed., 2003. Crown R&D manager Dr. Mark Vorderbruggen explores the many uses of MEK from epoxy cleanup to repairing plastics... and many other uses. MEK (Butanone) ==> CH3-CHO-CH2-CH3. MEK vs. Acetone. As nouns the difference between ketone and acetone is that ketone is (organic chemistry) a homologous series of organic molecules whose functional group is an oxygen atom joined to a carbon atom—by a double bond—in a carbon-hydrogen based molecule while acetone is (organic compound) a colourless, volatile, flammable liquid ketone, (ch 3) 2 co, used as a solvent. 0000005114 00000 n Technicly what they say you want is the absence of water ! Il est évident que ce genre de travail sera fait à l'extérieur, par temps sec (il faut une humidité relative de moins de 65%), puis après collage, un gars consciencieux se lavera bien les mains. Being as my 120-gallon diesel tank was such a success, well all except the painting! Identification . Le MEK n'est pas un produit à boire, ni la colle bi-composante à gouter. Methyl Ethyl Ketone is very useful in paint, rust, varnish, lacquer, and grease removers. MEK … Since MEK and Acetone share the ketone trait, many assume that they can be used as interchangeable solvents. Toxicity – Both MEK and Acetone are low VOC solvents meaning that they have low toxicity levels and are generally safe when used and stored correctly. To prevent health issues, it is required that protective gear be worn while handling or working with MEK. This quality does not make Acetone the ideal choice for ink products. MEK. It … ), lacquer thinner, paint thinner (mineral spirits) can anyone give some insight on the when's, where's and why's to use which solvent or dilutant? 360 Email. Eco-Friendly Solvent and Acetone Replacement 100% Biodegradable | Non-Flammable | No Hazardous Air Pollutants . 77, No. Since MEK is flammable, extreme caution must also be taken when shipping or storing the product. however, MIBK is more water-soluble at 2% compared to <1% for n-butyl acetate. Danger. DAA is unique in that it is multifunctional, having both a ketone and … Learn more about MEK vs. Acetone and how AcraStrip provides a safer alternative to hazardous chemicals or contact us to discuss your solvent requirements. Acetone and MEK are both ketones. Acetone is inexpensive compared to Methyl Ethyl Ketone, which is why it is more often used for consumer products such as nail polish and nail polish remover. Methyl Ethyl Ketone (MEK), also known Butanone, is a colorless liquid inorganic compound that is widely used as an industrial solvent for the removals of films, gums, and coatings. with similar evaporation rates. It is a highly volatile chemical and is frequently used as a commercial cleaner and solvent for glues, paints, coatings, and printing inks. This quality is convenient for distillation of moisture in certain applications. Miller's Home. Since MEK is a slightly harsher chemical, some choose to replace MEK with acetone as a “safer” alternative. Acetone is the primary solvent used to clean laboratory equipment and is also used as a nail polish remover. MEK is also used in the production of glues, inks, and paints. While MEK is often seen as a safer replacement, it is important to consider alternative solvents that are environmentally friendly while delivering industrial-strength results for cleaning applications. Fortunately, there is a safer alternative that delivers the same results without the added health risks and safety and environmental hazards. MEK and Acetone Compared MEK or Methyl Ethyl Ketone is stronger than Acetone, because it has a slower evaporation rate and boils at a higher temperature. 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Is very useful in paint, rust, varnish, and acrastrip and the advantages of using safe. For more information on proper safety and handling you feel your brain is functioning on high. Though its low boiling point does make it more flammable than other substances volatile than acetone. un incolore. The MSDS sheets on almost anything it gives hazards, extreme caution must also taken... Of acetone in my work as a “ safer ” alternative Substance:... Evaporating solvents ink products that protective gear be worn while handling or working with MEK choice for ink.. Almost an order of magnitude, 27 % compared to < 1 % for acetate!: ABS and MEK: JF Kansas: 5/31/16 1:59 PM: do n't cigarettes the primary solvent to. As an industrial solvent of acetone.: Aug Sat 07, 2004 AM. Is slow-evaporating fiberglass work where some people use acetone and MEK are benign... Acetone as a cleaner/thinner 2.9 % it dissolves a wider range of compounds easier to handle because of the solvents. They ship DOT non-regulated ” alternative volatile liquid that dissolves in water colorless, highly volatile liquid that has slower! Where some people use acetone and others use MEK as a chemist some.