초록 ▼

Multilayer tubular container as a means of transport and storage for chemicals, beverages, food, etc. It is provided with a tubular casing of a particular inner cross-section, the casing being composed of a first layer of a both axially and radially oriented polyethylene terephthalate and having a t

Multilayer tubular container as a means of transport and storage for chemicals, beverages, food, etc. It is provided with a tubular casing of a particular inner cross-section, the casing being composed of a first layer of a both axially and radially oriented polyethylene terephthalate and having a thickness of 50-1000 mm

대표청구항 ▼

A layered, rigid, dimensionally stable tubular object for packaging and transporting chemicals, beverages, foodstuffs and the like, comprising a first layer of 50 to 1000 mm thickness, a film-shaped interlayer and a second layer of 75 to 1000 mm thickness, said first and second layers being of axial

A layered, rigid, dimensionally stable tubular object for packaging and transporting chemicals, beverages, foodstuffs and the like, comprising a first layer of 50 to 1000 mm thickness, a film-shaped interlayer and a second layer of 75 to 1000 mm thickness, said first and second layers being of axially and radially molecular oriented polyethylene terephthalate, said first layer forming the inner wall of the object and said second layer being shrunk onto and clamping the interlayer onto the first layer, said first layer and second layer being of substantially the same thickness and, further, thermally stabilized up to a degree of crystallization of at least 25%.