B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/1036
B29C 55/06 (2006.01) B29C 47/88 (2006.01)
Patent
CA 1189270
ABSTRACT Sheets of organic thermoplastic polymeric film are contacted with processing rolls having a microgrooved surface to reduce the air layer therebetween, thereby aiding heat transfer between film and roll and consequently increasing processing speed.
412402
E. I. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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