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EMAC® SP2258

Technical Datasheet | Supplied by Westlake

EMAC® SP2258 by Westlake Chemical is a soft, plasticizer free, pliable ethylene methyl acrylate (EMA) copolymer containing high level of slip and antiblock agent. Exhibits good flexibility, good heat seal & RF properties and good adhesion to various substrates. Offers good toughness at ambient & freezing temperatures, high solids fillability and excellent environmental stress-cracking resistance. Can be processed using extrusion. EMAC® SP2258 is recommended for films, disposable gloves, flexible packaging, tubing, IV containers and wound care applications.

EMAC® SP2258 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

2.1 g/10 min

(190°C/2.16 kg, 23°C, 50% Relative Humidity)

ASTM D1238

Methyl Acrylate Content

17 %

Density

0.943 g/cm³

(23°C, 50% relative humidity)

ASTM D1505

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