B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 1/02 (2006.01) B29C 41/06 (2006.01) B29C 41/22 (2006.01) B32B 27/34 (2006.01) B60K 15/03 (2006.01) B65D 90/02 (2006.01)
Patent
CA 2167659
Hollow part with a multi-layer wall structure, characterised in that the wall structure consists, from the outside inwards, of layers of - solid polyamide, - foamed, preferably open-cell foamed polyamide, - solid polyamide or polyurethane and - optionally additionally solid polyurethane, wherein each of these layers is optionally applied in two or more plies.
Driessen Hans-Gerd
Eizenberger Heinrich
Grigat Ernst
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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