Etheyl Vinyl Acetate

Ethyl acetate is used primarily as a solvent and diluent being favored because of its low cost low toxicity and agreeable odor.

Etheyl vinyl acetate.

Coffee beans and tea leaves are decaffeinated with this solvent. Vinyl acetate is the acetate ester of vinyl alcohol. Ethylene vinyl acetate eva also known as poly ethylene vinyl acetate peva is the copolymer of ethylene and vinyl acetate. The va comonomer interferes with chain packing reducing crystallinity and thus lowering tm and improving transparency when compared with ldpe.

Ethylene vinyl acetate is a flexible and transparent thermoplastic. Poly ethylene vinyl acetate 1 product result match criteria. Since vinyl alcohol is highly unstable with respect to acetaldehyde the preparation of vinyl acetate is more complex than the synthesis of other acetate esters. The food and drug administration fda has stated that ethylene vinyl acetate is safe when used in food production packaging or transportation and it s not an especially dangerous material.

Ethylene vinyl acetate eva is a random copolymer of ethylene and varying amounts of vinyl acetate va. Product name cas number. As the va content increases crystallinity decreases until at 50 the eva is totally amorphous. United states pharmacopeia usp reference standard.

Poly 1 vinylpyrrolidone co vinyl acetate 1 product result. Ethylene vinyl acetate offers good low temperature flexibility. The weight percent of vinyl acetate usually varies from 10 to 40 with the remainder being ethylene. Vinyl acetate c4h6o2 cid 7904 structure chemical names physical and chemical properties classification patents literature biological activities safety.

2 1 2 methoxymethoxy ethyl vinyl 4 methyl 6 oxobicyclo 2 2 2 oct 2 yl acetate 1 product result match criteria. For example it is commonly used to clean circuit boards and in some nail varnish removers acetone is also used. It shows good chemical resistance.