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DuPont™ Nucrel® resins are flexible, specialty thermoplastics created by high-pressure copolymerization of ethylene and methacrylic acid or acrylic acid.

Technical Reference Materials

DuPont™ Nucrel® resins are backed by DuPont experts with years of experience fitting solutions to customer needs. Read more about grade selection, processing, and end-use considerations in the following technical reference materials.

Technical Properties Overview: Nucrel® Resins

Describes Nucrel® acid copolymer chemistry, high-pressure polymerization, carboxyl groups, cross-linked network through hydrogen bonding, resulting properties (and typical applications) as a function of acid content, molecular weight and the extent of short and long chain branching.

 

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Disco Purge Procedure with Nucrel® Resins

A technique for cleaning extrusion coaters, using a sequence of materials and screw speeds designed to disrupt flow and improve cleaning efficiency. Includes graphs showing results of experiments conducted at DuPont on full-scale coater equipment, comparing traditional "let it flow" approach versus a specifically described "Disco Purge" procedure. 

 

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