Deflocculation, fibers 562

Degradation

– carbohydrates 794–798, 859

– cellulose 1056–1059

– cellulose/hemicellulose under alkaline

Conditions 175

– end products 956

– lignin 790–794

– pathways for glucosone and xylosone endgroups

– pentoses and hexoses 420

– products 446

– wood components 437–449

Degradation acids, relative frequencies

(oxidative degradation) 637

dehydration, carbohydrates 419–421

deinking 1165, 1174–1175

Deliberation 1113

– single fibers 1083

delignification 16–17, 61, 79, 110–112,

158–162, 705–706, 828–829

– activation energy literature data 201–202

– alkali charge 700

– alternative bleaching methods 887

– as function of pH 473

– beechwood acid sulfite cooking 437

– behaviour 834

– bleaching 809, 887

– blowtank 826

– brightness dependence 870

– carbohydrate reactions 657

– chain scissions number 260

– chlorine dioxide 752, 755

– degree of 697, 717

– dioxygen-alkali delignification processes

657–666

– DualoxTM system 730

– effect of carry-over 717

– effect of impregnation on delgnification

uniformity 158–162

– effect of increasing chlorine dioxide 762

– electrochemical 887

– Eucalyptus saligna prehydrolysis kraft pulp

With oxygen delignification 260

– extent 1228–1229

– final pH 705

– hemicellulose degradation in initial phase

– H-factor 259

– high-shear mixers 826

– industrial 688, 695

– kappa number 258, 678, 684

– kinetics 211–215, 671–685

– kraft cooking 184, 189, 211

– lignin solubilization 714

– low-consistency ozone bleaching 809

– mass transfer rate 697

– medium-consistency ozone delignification

System 826

– NaOH-charge 730

– offgas 826