Pulping 479

– different AQ charges 323–324

– different wood species 453

– effect of polysulfide addition in CBC

process 292–293

– influence of [OH–] in CBC cooking liquor

288–289

– influence of CBC cooking temperature

– oxygen bleaching 629

– pine/spruce kraft cooking 226, 232

– pretreated pine/spruce kraft cooking 243

– radiata pine kraft pulp 247

Self-decomposition, ozone 811

SEM see scanning electron microscopy

Semi-chemical pulp 1009

– global production 9

Semi-open rotor 564

Semi-ring-porous woods, vessels 53

Sensitivity to wood raw material, pulping

Processes 1031

Separate extraction, thick liquor 975

Separation

– selective (centrifugal cleaning theory)

585–586

– single elements determination 1221

Separation efficiency

– definition 588

– fractionation 590–592

– pulp screening and cleaning 588–592

sequential treatment, CCE and (E/O) stages

Series feedback arrangement, two-stage

Fractionation system 600

Sesquiterpenic tropolone derivates,

Softwoods 35

SET see single electron transfer

Settling particle, forces 581

settling velocity, Newton’s law 582

SF see S-factor

SGW see stone groundwood

sheet properties 1278–1280

– mechanical 1279

Shives

– deliberation 1113

– selective removal 593

Short-chain alkali-soluble carbohydrates

1026–1030

Short-chain carbohydrates, removal 951

Short-chain hemicelluloses, removal 952

Short fiber loss, in relation to long fiber

Removal 592

Shredding screw conveyor 550