Three layer film having a core layer of low pressure, low...

Details Three layer film having a core layer of low pressure, low... Three layer film having a core layer of low pressure, low...

B - Operations, Transporting

32

B

18/523

B32B 7/02 (2006.01) B32B 27/32 (2006.01)

Patent

CA 1174410

12502-1 THREE LAYER FILM HAVING A CORE LAYER OF LOW PRESSURE, LOW DENSITY POLYETHYLENE ABSTRACT OF THE DISCLOSURE A flexible co-extruded three layer film comprising outer layers of high pressure, low density polyethylene and a core layer of low pressure, low density polyethylene. The film is produced by a blown film tubular extrusion process at conventional rates and temperature ant yet is free of melt fracture even though the low pressure, low density polyethylene would otherwise exhibit melt fracture. SPECIFICATION

402593

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