Increasing the “natural” draw ratio by hot nip drawing

Authors

  • M. P. Laughner,

    1. Polymer Science Program, Department of Materials Science and Engineering, Pennsylvania State University, University Park, Pennsylvania 16802
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  • I. R. Harrison

    1. Polymer Science Program, Department of Materials Science and Engineering, Pennsylvania State University, University Park, Pennsylvania 16802
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Abstract

The drawing of polymers into high strength films or tapes is an important process in industry. A method of local heating and drawing of plastic sheets into high strength films is discussed, and the preliminary results of this new technology are presented.

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