|
– single-stage 1109
– two-stage 1110
TMS see trimethylsilyl ethers
TNM see tetranitromethane method
ToF-SIMS 60
Tomlinson-type chemical recovery boiler 992
Torus, cellulose microfibrils 47
Total alkali, kraft cooking active chemicals
Total ash
– commercial paper-grade pulp 1014
– pulp 1220
Total reduced sulfur 1002
Total titratable alkali, kraft cooking active
chemicals 114–115, 988
Total weight of wet wood 124
Totally chlorine free bleaching see TCF
Bleaching
Tower scrapers, Metso 624
Toxic compounds, kraft pulping 112
Tracheids
– cell components 46
– softwoods 51
– wood cells 49
transition metal ions 814–816
– reactions with hydrogen peroxide 854
Transition metals
– hydrogen peroxide decomposition 860
– ozone decomposition 789
Transparency, sheets 1280
Transport systems, wood yard operations
95–106
Transversal diffusion coefficient, dependency
On temperature and activation energy 140
Transversal groundwood 1079
Traveling screw reclaimer, chip storage 103
“tree-free” paper 14
Trichoderma longibrachiatum 822
Triglycerides, hardwoods 38
Trimethylglucose, conformers 1231
Trimethylsilyl ethers, monosaccharides
Determination 1231
Tropolone derivates 37
– softwoods 35
TSR see total reduced sulfur
Tsuga, inorganic composition 40
Tsuga canadensis
– chemical composition of wood 23
– hemicelluloses, nonglucosic units 29
TTA see total titratable alkali
Index 1347
TurboFeed system 381–382
Turpentine 967
Twin-refiner 1106
Two-stage bleaching processes 879
Two-stage delignification, operating
Conditions 730
Two-stage fractionation system 600
two-stage neutral magnefite process 467–468
Two-stage oxygen delignification 631
– first commercial application 727
– industrial fractions 722
Two-stage screening, cascade feed-forward
Arrangement 598
Two-stage sulfite pulping, pH-dependency of
Delignification, pulp yield and acetyl
content 473–474
Two-step chlorine dioxide bleaching,
Advantages 767
two-vessel MCC® system, impregnation
Vessel 385
Tyloses, cell components 48
u
UCC see upper cooking circulation
Ulmus, steroids 37
Ulmus americana
– hemicelluloses, nonglucosic units 29
– kinetic parameters for xylan water
Prehydrolysis 333
Ultrastructure
– cell wall components 41–44
– wood characterization 21
UMSP see scanning UV
Microspectrophotometry
Unbleached hardwood sulfite pulp, reflectance
And absorption coefficient spectra 611
unbleached pulp 348–350
– quality, predicted by selected model of kraft
Cooking kinetics 223
– yield, Sivola process spruce pulp 469
Unbleached softwood kraft pulp, comparison
Of different cooking conditions 234
Unbleached spruce kraft pulp, parameters in
CBC and conventional cooking 285
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