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Priority claimed from DE4313153Aexternal-prioritypatent/DE4313153C1/en
Application filed by Stewing NachrichtentechnikfiledCriticalStewing Nachrichtentechnik
Publication of ZA942817BpublicationCriticalpatent/ZA942817B/en
Increasing tear resistance in heat shrinkable plastic film - extruding strip, partially cross-linking, stretching at temp. below crystalline m.pt. and finally cross-linking during shrinkage.