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Container bodies for a photographic film cartridge which has solved white powder generation problem by devising the Rockwell hardness, a blend of lubricants, a blend of polypropylene resins or a combination of a particular resin composition and groove formation. While, moistureproofness can be impro

Container bodies for a photographic film cartridge which has solved white powder generation problem by devising the Rockwell hardness, a blend of lubricants, a blend of polypropylene resins or a combination of a particular resin composition and groove formation. While, moistureproofness can be improved by thickening the gate mark portion.

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A container body for a photographic film cartridge, which comprises a blend of homopolypropylene resin and propylene-ethylene copolymer resin at a ratio of 5:95 to 95:5 and more than 0.005 wt. % of a lubricant, having a melt index of 10 to 60 g/10 minutes, a bending elastic modulus of more than 9000

A container body for a photographic film cartridge, which comprises a blend of homopolypropylene resin and propylene-ethylene copolymer resin at a ratio of 5:95 to 95:5 and more than 0.005 wt. % of a lubricant, having a melt index of 10 to 60 g/10 minutes, a bending elastic modulus of more than 9000 kg/cm2, a notched Izod impact strength at 23°C. of more than 2.5 kg.cm/cm and a Rockwell hardness of more than 85 R.