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Lo-Level heat recovery system, Andritz 391

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  4. Potential to change the face of kraft chemical recovery are black liquor gasification

Lo-Solids™ process

– birch laboratory cooks 301–302

– dissolved lignin concentration at different

Digester locations 298

Index 1323

– downflow single-vessel hydraulic digester

– Eucalyptus urophylla laboratory cooks

304–305

– introduction 299

– process steps and flow regime 389

– results 298–306

– single-vessel hydraulic digester 388

– technology and equipment 388–390

Lobolly pine

– average moisture content 125

– lignin weight fractions 213

– photosensitized degradation 656

Lobry de Bruyn-Alberda van Ekenstein

mechanism 1233–1234

LODP see level-off DP

Log handling, wood yard operations 97

Log storage, wood 1076

Long fiber removal, as function of short fiber

Loss 592

Long loop gas management 829

Longitudinal diffusion

– dependency on temperature and activation

Energy 140

– residual sodium fractions 139

Longitudinal groundwood 1079

Lophira alata, stem section 58

Low consistency discharge

– downflow reactor 625

– Metso Tower scrapers 624

low-consistency ozone bleaching 806–807

– delignification selectivity 809

Low-lignin pulp, production in AQ-kraft

Process 323

Low molecular fraction, adsorbable organic

Compounds 771

Low molecular-weight components,

determination 1219–1226

Low-temperature gasification 482, 992

Low unbleached kappa-values 716

Low-viscosity pulp 464

– sulfite cooking 957

Low-volume high-concentration 372

Lower cooking circulation 298

Lowest Unoccupied Molecule Orbital

– benzylium cation 409

– carbonium-oxonium ion 417

– quinone-methide 166

LUMO see Lowest Unoccupied Molecule

Orbital

LVHC see low-volume high-concentration

Lyocell dopes, discoloration 1027

Lyocell process 1022

m

+M-effect 790

Macrofibrils, cellulose 41

Macromolecular chains, solution viscosity

1248–1251

macromolecular composition 1227–1256

Macromolecular substances, wood 22

Macropores, accessibility 1054

Macroscopic level, wood characterization 21

Macrostructure, pulp stone 1093

Magazine-type grinder, mechanical pulping

magnefite process 466–467

– pH range 393

– two-stage neutral 467–468

Magnesium

– protective effect 668

– stabilizing effect on hydrogen peroxide

Magnesium acid sulfite cook, beech

435–437, 439

Magnesium carbonate, cellulose protection

710–711

Magnesium hydrogen sulfite

– diffusion coefficient 404

– solution 392

Magnesium hydroxide, pulp bleaching 1130

Magnesium oxide 879

Magnolia, average moisture content 125

Manganese

– distribution between fiber wall and external

Solution 419

– pulp sorption as function of pH 523

– removal 862

Manganese complex, model 877

Mannan 834

– content 1028

– content as function of P-factor in

unbleached Visbatch® pulp 361

– dissolving pulp characterization 1061

– in relation to screened yield 362

– in relation to viscosity-to-kappa number


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Читайте в этой же книге: Final bleaching | Galactose | Gray alder, chemical composition of wood 23 | Hardwoods | Kinetic model 253 | Hydrogen abstraction, carbohydrates 795 | P-hydroxyphenyl, monolignol structural | Jetmixer, Kvaerner 621 | Kinetic model | Kvaerner Duflo impeller 618 |
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Kraft cooking of Eucalyptus globulus 162| Ratio 364

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