Plastics tube head provided with a lining having a barrier effec

Details Plastics tube head provided with a lining having a barrier effec Plastics tube head provided with a lining having a barrier effec

1991-11-15

1996-09-17

Robinson, Ellis

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 367, 428 3691, 4284749, 4284752, 4284758, 4284763, 428483, 428516, 428518, 428520, 215 122, 220453, 220468, B65D 2302

Patent

active

055566782

ABSTRACT:
The invention relates to a tube head equipped with an internal lining having a barrier effect, the internal lining consists of a multi-layered polymeric element fixed by an external surface layer of the element to a plastics annular covering of the head, the element also has one or more polymeric layers having a barrier effect and a total thickness of between 0.008 and 0.05 mm and an internal surface layer of polyolefin or of polyester. The invention also relates to such thermoformed monobloc becoming the internal lining element. The invention is suitable for the production of numerous tubes.

REFERENCES:
patent: 4132331 (1979-01-01), M agerle
patent: 4281045 (1981-07-01), Sumi
patent: 4451512 (1984-05-01), Yazaki
patent: 4505951 (1985-03-01), Kennedy
patent: 4664284 (1987-05-01), M agerle
patent: 4797244 (1989-01-01), Sauer
patent: 4977004 (1990-12-01), Bettle, III
patent: 5045369 (1991-09-01), Kobayashi

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