Dow Primacor® 1321 Ethylene Acrylic Acid (EAA)

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Dow Primacor® 1321 Ethylene Acrylic Acid (EAA)
Categories:	Polymer; Film; Thermoplastic; Ethylene Acrylic Acid
Material Notes:	PRIMACOR® 1321 polymer is an EAA copolymer (% comonomer 6.5) for blown and cast films. Its outstanding properties include, excellent sealability, toughness, adhesion and tear resistance. PRIMACOR 1321 is used as adhesive or sealant layer in Flexible packaging structures. It complies with FDA regulation 21 CFR 177.1310 (b) for food packaging. Film properties below based on a film thickness of 60 µm. Data provided by Dow Chemical.
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Physical Properties	Metric	English	Comments

Density	0.935 g/cc	0.0338 lb/in³
Thickness	60.0 microns	2.36 mil
Melt Flow	2.5 g/10 min @Load 2.16 kg	2.5 g/10 min @Load 4.76 lb

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	20.3 MPa	2940 psi	Molded property
Film Tensile Strength at Yield, MD	9.40 MPa	1360 psi
Film Tensile Strength at Yield, TD	9.20 MPa	1330 psi
Tensile Strength, Yield	9.80 MPa	1420 psi	Molded property
Film Elongation at Break, MD	470 %	470 %
Film Elongation at Break, TD	570 %	570 %
Elongation at Break	660 %	660 %	Molded value
Elmendorf Tear Strength MD	255 g	255 g
Elmendorf Tear Strength TD	305 g	305 g
Elmendorf Tear Strength, MD	4.30 g/micron	109 g/mil
Elmendorf Tear Strength, TD	5.10 g/micron	130 g/mil
Dart Drop	6.80 g/micron	173 g/mil
Film Tensile Strength at Break, MD	32.4 MPa	4700 psi
Film Tensile Strength at Break, TD	32.8 MPa	4760 psi

Thermal Properties	Metric	English	Comments
Vicat Softening Point	90.3 °C	195 °F

Optical Properties	Metric	English	Comments
Haze	3.7 %	3.7 %
Gloss	75 %	75 %	45°

Processing Properties	Metric	English	Comments
Processing Temperature	191 °C	376 °F	Film extrusion temperature

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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