Poly Ethylene Co Vinyl Acetate

Melt index 19 g 10 min 190 c 2 16 kg contains 200 900 ppm bht as inhibitor.

Poly ethylene co vinyl acetate.

Melt index 57 g 10 min 190 c 2 16kg contains 200 800 ppm bht as inhibitor 437220 poly ethylene co vinyl acetate vinyl acetate 25 wt. Ethylene vinyl acetate is a copolymer containing the semi crystalline polyethylene and amorphous vinyl acetate and these are commonly used as rate controlling membranes in drug delivery devices. This polymer is readily available with a variety of va contents generally ranging from 0 to 40. The addition of copolymers like polyacrylates polymethacrylates or poly ethylene co vinyl acetate eva permit to inhibit the deposition phenomenon.

Similar copolymers present different performance depending on their physical chemical properties in solution. Find sigma aldrich 437247 msds related peer reviewed. Poly ethylene co vinyl acetate vinyl acetate 12 wt. The weight percent of vinyl acetate usually varies from 10 to 40 with the remainder being ethylene.

Poly 1 vinylpyrrolidone co vinyl acetate average mw 50 000 gpc vs. Poly ethylene co vinyl acetate vinyl acetate 25 wt. Nonetheless this effect is specific i e. Peva is used in bulk form as a flexible plastic and can also be foamed compounded with other materials and used as an emulsion.

Poly ethylene co vinyl acetate or peva is a polymer commonly found in everyday products due to the wide range of properties that can be achieved by varying the vinyl acetate va content and the molecular weight of the copolymer. Melt index 57 g 10 min 190 c 2 16kg contains 200 800 ppm bht as inhibitor. Find sigma aldrich 190845 msds related peer reviewed papers technical documents similar.

24937 78 8 340502 vinyl acetate 40 wt. Ethylene vinyl acetate eva also known as poly ethylene vinyl acetate peva is the copolymer of ethylene and vinyl acetate.