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Bynel™ 21E781

Bynel™ 21E781 by Dow is an anhydride-modified, ethylene acrylate grade with similar density and melt index values. Contains a temperature stable ester. Designed for processing by high temperature coextrusion method. Bynel™ 21E781 is recommended for coating and laminating applications. Used to adhere to PET, EVOH, PA, PE, PP and ethylene copolymers. Complies with Food and Drug Administration Regulation 21 CFR 175.105.

Bynel™ 21E781 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

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

2.0 g/10 min

(190°C/2.16kg)

ISO 1133

Density

0.927 g/cm³

ISO 1183

Extrusion Properties

Value & Unit

Test Condition

Test Method

Processing Temperature

< 260 °C

Adhesive Resin Temperature

> 210 °C

Melt Temperature (with EVOH or EVA)

210 - 235 °C

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Bynel™ 21E781

Bynel™ 21E781 Properties

Physical Properties

Bynel™ 21E781 Processing Guidelines

Extrusion Properties