Wear appropriate clothing to prevent any possibility of skin contact. The key to this remarkable balance is the combination of the proper copolymerization ratio of. Acetic acid ethenyl ester polymer with ethene and ethenol. Select one of the following niosh approved respirators based on airborne concentration of contaminants and in accordance with. Ethylene vinyl acetate eva copolymer safety data sheet international polymers company safety data sheet according to regulation ec no. Show this safety data sheet to the doctor in attendance.
Embolization of peripheral vascular malformations with ethylene vinyl alcohol copolymer onyx j vasc interv radiol. Numan f, omeroglu a, kara b, cantasdemir m, adaletli i, kantarci f. Evoh copolymers are composed of ethylene and vinyl alcohol. The ethylenevinyl alcohol evoh copolymer known for its superior oxygen barrier property is usually used as the barrier layer material 183, 184.
Gloves made from the following materials are recommended. Characteristics of ethylene vinyl alcohol copolymer eval mixtures. Because of its superior gas barrier function, its application. Ethylenevinyl alcohol evoh copolymers sciencedirect. Ethylene dichloride 1,2 dichloroethane product use. Ethylene vinyl alcohol evoh to produce barrier films used in coextruded food packaging and automotive plastic fuel tanks. Ethylene vinyl acetate eva, also known as poly ethylene vinyl acetate peva, is the copolymer of ethylene and vinyl acetate.
Polyvinyl alcoholcoethylene ethylene 27 mol % sigmaaldrich. Sigmaaldrich offers a number of polyvinyl alcohol co e thylene products. They are classified by the ethylene molar fraction, the most common fractions ranging between 26% and 48% hernandez et al. Evoh copolymer is defined by the mole % ethylene content. Embolization with liquid agents is permanent and carries a higher risk of ischemia of the vessel in question, and it consequently requires a. Because the latter monomer mainly exists as its tautomer acetaldehyde, the copolymer is prepared by polymerization of ethylene and vinyl acetate to give the ethylene vinyl acetate eva copolymer followed by hydrolysis. Barrier properties of ethylene vinyl alcohol films in thermal processing abstract by kereilemang khanah mokwena, phd washington state university may 2010 chair. Product safety assessment ethylene glycol monohexyl ether.
Nbutylcyanoacrylate glubran 2, gem srl, viareggio, italy and ethylene vinyl alcohol copolymer onyx les, covidien, plymouth, mn, usa provide faster and more efficient occlusion of the fistula. Evoh is the only conventional plastic that meets strict. Evasin evoh extrudable plastic barrier material with excellent barrier properties for oxygen and other gases. While this material is not considered as hazardous under osha regulations, the msds. Ethylene oxide safety data sheet p4798 this sds conforms to u. Osha, cma, ansi and canadian whmis standards part i what is the material and what do i need to know in an emergency.
Isopropyl alcohol 67630 2030 ethylene glycol monobutyl ether 111762 110 if chemical namecas no is proprietary andor weight% is listed as a range, the specific chemical identity andor percentage of composition has been withheld as a trade secret. Influence of processing on the ethylenevinyl alcohol evoh. Eval evoh combines the excellent gas barrier properties and resistance to. Influence of processing on the ethylenevinyl alcohol. If in contact with molten material, submerge injured area in cold water. It is especially important for refrigerated and shelfstable foods where oxygen deteriorates the quality of packaged products and reduces their shelf life.
The presence of hydroxyl groups from the vinyl alcohol fraction provides the materials with very high inter and intramolecular cohesivity, reducing the free volume between the polymer chains available for the exchange of low molecular weight compounds such. Soarnol is the trade name of ethylenevinyl alcohol copolymer evoh originally developed by mitsubishi chemical through years of research. Soarnol is used for food packaging, plastic fuel tank and other many applications. Ethylene vinyl acetate eva copolymer safety data sheet. It can be used to produce high oxygen barrier films, sheets and other various food packaging materials.
Evoh has excellent gas, odor, flavor and aroma barrier properties. Ethylenevinyl alcohol copolymer onyx transarterial. Search results for ethylene vinyl alcohol at sigmaaldrich. Ethylene vinyl acetate 24937788 100 vinyl acetate 108054 trace trace impurities may be present but are considered to be in insignificant quantities to affect the purity of the product. Use water spray, alcohol resistant foam, dry chemical or carbon dioxide. Ethylene vinyl alcohol evoh is a formal copolymer of ethylene and vinyl alcohol. The weight percent of vinyl acetate usually varies from 10 to 40%, with the remainder being ethylene. Ethylene vinyl alcohol copolymers are a family of semicrystalline materials with excellent barrier properties to gases and hydrocarbons. Eval is the registered trademark for the ethylene vinyl alcohol evoh copolymer resins manufactured and marketed by kuraray since 1972. Chemical compatibility table geotech environmental.
Product and company information hoehn plastics inc. Ethylene dichloride 1,2dichloroethane safety data sheet ghs product identifier other means of identification emergency telephone number with hours of operation section 1. Juming tang ethylene vinyl alcohol evoh copolymers are widely used in food packaging for shelf stable foods because of their good oxygen barrier. Ethylene vinyl acetate copolymer 14% vinyl acetate catalog numbers. Chemical product and company identification product name. Ethylenevinyl acetate copolymer 14% vinyl acetate catalog numbers. Ethylene glycol is commonly used as a preservative for biological specimens, especially in secondary schools during dissection as a safer alternative to formaldehyde. Ethylenevinyl acetate an overview sciencedirect topics. With the support of arkema knowledge as a tie layer producer, new grades are being developed by chang chun petrochemicals that combine gas barrier properties, oil resistance. Pvb for use as interlayers in safety glass for automotive and architectural applications. Evasin is the trade name of ethylene vinyl alcohol copolymer evoh, developed by chang chun petrochemicals. Ethylene glycol may also be one of the minor ingredients in screen cleaning solutions, along with the main ingredient isopropyl alcohol. Relevant identified uses of the substance or mixture and uses advised against. Ethylene, gaseous c 2h 4 ethylene, liquefied c 2h 4 cryogenic.
Archived from the original on july 14, ethylene glycol 1,2ethanediol ethylene alcohol hypodicarbonous acid monoethylene glycol 1,2dihydroxyethane. Ethylene vinyl alcohol evoh is one of the best known flexible thermoplastic oxygen barrier materials in use today. If in contact with solid material, wash with soap and water. Process ethylene glycol monohexyl ether is produced by reacting dry nhexyl alcohol with ethylene oxide, using a continuous closed reactor. They could be considered, then, as complex copolymers of ethylene, vinyl alcohol and some vinyl acetate units, if the saponification process is not 100% complete. Most important symptoms and effects, both acute and delayed. Eval ethylene vinyl alcohol evoh sustainable minds. When prolonged or frequently repeated contact may occur, a glove with a protection class of 6 breakthrough time greater than 480 minutes according to en 374 is recommended. Ethylene vinyl alcohol copolymers evoh copolymers, the chemical structure of which is shown in figure 1, are obtained by hydrolysis of random ethylene vinyl acetate copolymers eva. When only brief contact is expected, a glove with a protection.
Wear appropriate protective eyeglasses or chemical safety goggles as described by oshas eye and face protection regulations in 29 cfr 1910. Technical data sheet eval j171b 32 mol% ethylenevinyl alcohol copolymer typical properties unit test method metricenglish mfr g10min iso13 190c 1. Vinyl alcohol is unstable and cannot be isolated into a free state, hence the polymerization process utilizes ethylene and vinyl acetate instead blackwell, 1986. Polyvinyl alcoholcoethylene ethylene 32 mol % sigmaaldrich. Eval resins are characterized by their excellent processablilty and outstanding barrier propertiees. Polyvinyl alcoholcoethylene ethylene 27 mol % sigma. Containers of this material may be hazardous when empty since they retain product residues vapors, liquid.
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