Spectra 611

– screening 561–606, 1113–1122

– softwoods see softwood(s)

– spruce see spruce

– sulfite see sulfite pulp

– tensile index 808, 1140

– thermomechanical see thermomechanical

Pulp

– unbleached see unbleached pulp

– viscosity see viscosity

– water retention value 1014, 1062

– wood dissolving 1035, 1044

– xylan see xylan

– yield see pulp yield

– zero-span tensile index 808, 1014, 1020

Pulp acidification 811

pulp bleaching 609–894, 1123–1136

– chemical 868–880

– dithionite 1124

– ECF see ECF bleaching

– general principles 609–610

– hydrogen peroxide 1123, 1126–1133

– magnesium hydroxide 1130

– oxygen delignification 628–734

– ozone generation 782

– peracetic acid 880

– TCF see TCF bleaching

– technology 1134–1136

– see also bleaching, chlorine dioxide

Bleaching, ozone bleaching

Pulp components 708

– reactions 935–941

– yields 110

Pulp composition

– beech and spruce sulfite cooks 448

– beech magnesium acid sulfite cook 439

Pulp consistency 708

– ECCSA 801

– effect 806–810

– in relation to power dissipation 615

Index 1335

Pulp fibers

– cell wall 1052

– centrifugal cleaning operating parameters

– fractionation 1051

– morphological features 1270

– schematic crosssection 799

– screening operating parameters 578

– stress-strain characteristics 1277

– see also fibers

pulp-liquor systems, basic rheology 614–615

“pulp mat” 512

Pulp mill effluents, environmental effect 735

Pulp mill wood yard, schematic material

Flow 70

Pulp production

– environmental aspects 997–1008

– raw material 21–63

– worldwide development 1071