METHOD OF MANUFACTURING OF A FOAM-FORMED CELLULOSIC FIBRE MATERIAL, SHEET AND LAMINATED PACKAGING MATERIAL
The invention relates to a method of manufacturing a new low density foam-formed cellulose material comprising dialcohol-modified celllulose, and to bulk sheets, layers, laminates or moulded articles comprising such material. Furthermore, the invention relates to a laminated packaging material comprising a layer or sheet comprising the low density cellulose material as well as to packaging containers comprising the laminated packaging material. In particular, the invention relates to packaging containers intended for liquid or semi-liquid food packaging, comprising the laminated packaging material.