FIELD: woodworking industry.
SUBSTANCE: invention relates to methods of converting into pulp a raw wood material, such as wood chips, to produce wood pulp fibres having increased specific volume, as well as to bleaching of the obtained wood pulp to produce bleached fibres of wood pulp having an increased specific volume.
EFFECT: said wood pulp fibres and bleached wood pulp fibres can be contained or used in various products, such as multilayer coated cardboard, loose wood pulp and so on.
59 cl, 2 ex, 2 tbl, 8 dwg
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| MODIFIED FIBRES OF SULFATE CELLULOSE | 2007 |
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| METHOD OF PREPARING MERCERISED FIBRE | 2005 |
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| METHOD OF WOOD PULP PRODUCTION | 2007 |
|
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| METHOD OF PREPARING BLEACHED PULP AND A METHOD FOR DELIGNIFICATION AND BLEACHING OF LIGNOCELLULOSE MATERIAL | 1990 |
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RU2102547C1 |
