AN EMPIRICAL REPORT ON THE EFFECT OF POLYVINYL BUTYRAL ON CARGO-PARACHUTE SHROUD LINES Open PDF Document Details Document Type Technical Report Publication Date Jun 01, 1954 Accession Number AD0047355 Entities People Robert L. Phipps Tags DTIC Thesaurus Topics Cargo Parachutes Construction Elongation Extraction Government Procurement Governments Materials Materials Laboratories Parachutes Physical Properties Polyvinyls Resins Resistance Specifications Test Methods Wear Resistance Weathering