Schiff bases, formation 1235

Schoon’s distribution function 675

Schopper-Riegler method

– freeness determination 1282

– values 1283

Schweizer’s reagent 1241

– cellulose molecular weight determination

Scots pine

– chemical composition of wood 23

– total kraft cooking yield as function of

Residual EA concentration 239

Scraper conveyor, log handling 98

Screen, streams 563

screen basket 572–573

– flow vectors 565

– wedge wire 1117

Screen operating curves 592

Screen plates, slotted 1117

Screened yield

– as function of cooking temperature 463

– as function of HSO3

– 462

– as function of viscosity 454

– conventional, MCC® and EMCC®

Cooking 297

– different [OH–] values 289

– different AQ charges 324

– polysulfide addition effect 292

– unbleached Visbatch® pulp 353, 357, 362

screening 563–572

– applications 592–594

– chips 89

– elements 1114

– equipment parameters 572–575, 600–606

– fiber fractionation 1274

– fiber passage and reject thickening

566–570

– flow regime 564–565

– furnish parameters 578–579

– machines and aggregates 1114–1120

– mechanical 89–93

– operating parameters 575–578

– pulp 561–606

– pulp processing 1113–1122

– selective fiber passage 570–572

– three-stage (cascade feedback

Arrangement) 596

– two-stage (cascade feed-forward

Arrangement) 598

– wood 80–88

screening efficiency 588–592

– as function of debris passage ratio and

Volumetric reject ratio 590

– as function of screening quotient and mass

Reject ratio 589

Index

– definition 588

Screening quotient (Q) 588

– in relation to screening efficiency 589

Screening zone length 567

– in relation to consistency 570

– in relation to fiber passage ratio 569

Screw conveyor

– log handling 98

– shredding 550

Screw reclaimer, chip storage 103

SEC see size-exclusion chromatography

Second chlorine dioxide stage, effect on

Brightness 758

Secondary effluent treatment 1004

Secondary fines, beech pulp 1020

Secondary knot screens, screening and

cleaning equipment 604–605

Secondary peeling 188

Secondary wall, cell components 42

Sedimentation, centrifugal cleaning theory

581–584

Seed and fruit fibers, cell dimensions and

Chemical composition 4

selective contaminant removal 592–594

Selective fiber passage, screening theory

570–572

Selective hydrolysis, lignin content 1227

Selective lignin bromination 316

Selective separation, centrifugal cleaning

theory 585–586

Selectivity

– as function of initial NaOH charge 480

– chlorine dioxide bleaching 760

– delignification/purification in Visbatch®

Process 363

– oxygen delignification 702, 720–721

– ozone treatment 829–840

Selectivity plot

– comparison of CLF and standard batch

Cooking 245

– conventional, MCC® and EMCC®

Cooking 297

– different alkali ratios in spruce AS/AQ

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

Дата добавления: 2015-10-21