Environmental pulp, method for its manufacture and use of pulp

Details Environmental pulp, method for its manufacture and use of pulp Environmental pulp, method for its manufacture and use of pulp

D - Textiles, Paper

21

H

D21H 15/02 (2006.01) D21C 3/02 (2006.01) D21C 9/10 (2006.01) D21C 9/147 (2006.01) D21H 11/04 (2006.01)

Patent

CA 2072585

2072585 9110774 PCTABS00006 Cellulose pulp, preferably sulphate pulp, from softwood, characterized in that it: (i) has a limit viscosity which lies beneath 900 cm3/g (ii) has a kappa number which is beneath 12, preferably beneath 10, such as beneath 8, and (iii) has a fibre size distribution according to Bauer McNett such, (a) that <10 % by weight, peferably <5 % by weight of its fibres pass through 200 mesh and that >60 % by weight, preferably >70 % by weight of its fibres are retained on 30 mesh, and that its shive content is <0.05 % by weight, or such that (b) <40 % by weight, preferably <30 % by weight of its fibres are held on 30 mesh and >10 % by weight, preferably >15 % by weight of its fibres pass through 200 mesh, and that its shive content is substantially 0 % by weight.

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