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PRIMACOR™ 3440

Technical Datasheet | Supplied by SK geo centric

PRIMACOR™ 3440 by SK geo centric is an ethylene acrylic acid (EAA) copolymer grade available in the form of pellets. Exhibits excellent heat sealability & toughness, hot tack, insensitivity to moisture, excellent adhesion to metallic, paper & PE substrates and stress crack resistance. Is suitable for processing by extrusion coating. Recommended for high line speeds, sealant and adhesive layer in flexible packaging and liquid packaging laminates. PRIMACOR™ 3440 complies with U.S. FDA 21 CFR 177.1310(a)(1) and EU No. 10/2011.

PRIMACOR™ 3440 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Neck-in

2.6 in.

(550°F, 1.0 mil)

Internal Method

Specific Gravity

0.938 g/cm³

ISO 1183A

Water Vapor Transmission Rate (WVTR)

1.1 g.mil/100 in.²/atm/24hr

(100°F, 90% R.H.)

DIN 53122/2

Extrusion Properties

Value & Unit

Test Condition

Test Method

Melt Temperature

288 °C

Minimum Coating Thickness

0.8 mil.

Minimum Coating Weight

12 lb/ream

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PRIMACOR™ 3440

PRIMACOR™ 3440 Properties

Physical Properties

PRIMACOR™ 3440 Processing Guidelines

Extrusion Properties