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Final bleaching

Читайте также:
  1. Alternative Bleaching Methods
  2. And intensive ozone bleaching as well as reinforced hot caustic
  3. Application in Chemical Pulp Bleaching
  4. Basic Considerations on the Selectivity of Ozone Bleaching
  5. Be expected when high dosages of, for example, ozone, or other bleaching chemicals
  6. Bleaching to the activation with Mg(OH)2 is compensated by a final hydrosulfite
  7. Bleaching with Dithionite 1125

– chlorine dioxide 756

– peroxide 1038

Final chlorine dioxide stage, high

Temperature 765

Final pH

– chlorine dioxide bleaching 738

– oxygen delignification 705–706

Fines

– beech pulp 1020

– deliberation 1113

Finite difference method 228

Finite geometric progression 541

Flavonoids

– hardwoods 38

– softwoods 37

Flax fibers, cell dimensions and chemical

Composition 4

Flexibility, single fiber 1276

Flexural stress, resistance 1279

Flow discharger, Sulzer 627

Flow pattern, hydrocyclone 580

Flow rate, centrifugal cleaning operating

Parameters 587

Flow regime

– centrifugal cleaning theory 580–581

– EMCC®/ITC 387

– Lo-Solids™ process 389

– MCC 385

– screening theory 564–565

Flow vectors, screen basket 565

FlowHeater, Metso 622

FlowScraper

– Metso 625–626

Flue gas

– constituents 982–983

Index

– humidity 984

– kraft recovery boiler 985

– lime cycle processes 991

fluidization, pulp 614–615

Fluorescent dying, functional groups

Determination 1237

Foil rotor, cross section 564

Forces, acting on a particle in a hydrocyclone

Formaldehyde, elmination kraft pulping

Reactions 169

Formate

– hot caustic extract 961

– ozone decomposition, initiator 789

Formic acid

– black liquor composition 968

– cellulose protecting additive 819

– polysaccharide chain cleavage 662

Formylfurancarboxylic acid, formation 421

Foul condensate 978

Four-stage cleaning, cascade feedback

Arrangement 597

Fourier transmission infra-red 159

Fractional washing 528

Fractionation

– capacity, chip screens 91

– efficiency 590–592

– pulp 561–606

– screening and cleaning applications 594

fractionation index 591–592

– as function of the mass reject ratio 600

fractionation systems 594, 599–600

– design principles 594–596

Fraxinus excelsior

– density and void volume 128

– hemicelluloses, nonglucosic units 29

– ring-porous hardwoods 53

Free radical, hydroxyl 647

Free water 1268

Freeness 1268

– mechanical pulp 1138

– Schopper-Riegler method 1282

– water suspended fibers 1172

Freeze-drying, pore preservation 1055

Freezing bound water 1053

Frequency functions, change 676

Fringe fibrillar model, supramolecular

Structure 1041

FS-SEM see field emission-SEM

FSP see fiber saturation point

FTIR see Fourier transmission infra-red

functional groups 1037–1041, 1234–1239

– commercial paper-grade pulp 1014

– determination 1016

– dissolving pulp characterization 1062

– residual lignin 635

Furans, effluent content 1000

furfural 328–338, 419, 444–449, 1004, 1231,

– content as function of H-factor 447

– formation 455

– spent liquor content as function of

Viscosity 456

Furnace 968

– kraft recovery boiler 981

Furnish parameters

– centrifugal cleaning 587–588

– screening 578–579

g

G-factor model for viscosity loss 195–197,

356–357

G-layer see gelatinous layer

Galactan, relative acid hydrolysis rates 417

Galactoglucomannan see GGM


Дата добавления: 2015-10-21; просмотров: 84 | Нарушение авторских прав


Читайте в этой же книге: Cellulose degradation 720, 859 | Chip preparation, impregnation 405 | Cold displacement | Cooking | Dahl, Carl 5 | DeltaCombi, Metso 603 | Dioxygen-alkali delignification processes, | Drag force, on settling particle 581 | Efficiency factor (E factor) | EU packaging directive 1193 |
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Fatty acids| Galactose

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