'Lignin' presentation slideshows

584 views • 44 slides

Pulping and Bleaching PSE 476

Pulping and Bleaching PSE 476. Lecture #8 Kraft Pulping: Early Reactions and Kraft Pulping Lignin Reactions. Agenda. Basic Chemical Pulping Discussion Loss of Components During Kraft Pulping Reactions in the Early Portion of the Cook Saponification Neutralization of Extractives

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Empirical Kraft Pulping Models

Kappa or Yield. 15% EA. 15% EA. 15% EA. 18% EA. 20% EA. H-factor. Empirical Kraft Pulping Models. Models developed by regression of pulping study results Excellent for digester operators to have for quick reference on relation between kappa and operating conditions

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472 views • 26 slides

Fundamental Studies of Lignin Derivatives in Lead Acid Batteries

Fundamental Studies of Lignin Derivatives in Lead Acid Batteries. Sep. 4, (2009), 13ABC in Macau Associate Professor, Osaka University, JAPAN Nobumitsu Hirai Forestry and Forest Product Research Institute, JAPAN Satoshi Kubo, Tsutomu Ikeda, Kengo Magar a. Osaka University.

803 views • 24 slides

Wood Chemistry PSE 406/Chem E 470

Wood Chemistry PSE 406/Chem E 470. Lecture 19 Lignin Analysis. Important Questions. How much lignin is in a sample? Wood Plant Material Pulp What is the structure of this lignin? Molecular weight Linkages Functional groups. Quantification of Lignin. Wood and non-woody materials

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Wood Chemistry PSE 406/Chem E 470

Wood Chemistry PSE 406/Chem E 470. Lecture 19 Lignin Analysis. Important Questions. How much lignin is in a sample? Wood Plant Material Pulp What is the structure of this lignin? Molecular weight Linkages Functional groups. Quantification of Lignin. Wood and non-woody materials

589 views • 22 slides

Properties of cell walls prepared using supercritical fluids

Properties of cell walls prepared using supercritical fluids. Paul Callaghan (VUW), Robert Franich, Stefan J. Hill, and Roger Newman (Scion). Presentation overview: Wood cell walls polymers water Fibre-saturation point Supercritical CO 2 Water extraction Wood material properties

358 views • 19 slides

Agenda

Agenda. Lignin Structure - Linkages Lignin Reactions Cleavage of b -O-4 linkages Cleavage of a -O-4 Linkages Non Cleavable Linkages Condensation Reactions Kinetics of Lignin Removal. The Goal of Lignin Reactions in Kraft Pulping. Kraft Pulping. Soluble Fragments.

373 views • 15 slides

Agenda

Agenda. Lignin Structure - Linkages Lignin Reactions Cleavage of b -O-4 linkages Cleavage of a -O-4 Linkages Non Cleavable Linkages Condensation Reactions Kinetics of Lignin Removal. The Goal of Lignin Reactions in Kraft Pulping. Kraft Pulping. Soluble Fragments.

311 views • 15 slides

Biomass Fundamentals Module 13 : Lignin

Biomass Fundamentals Module 13 : Lignin. A capstone course for BioSUCCEED : Bio products S ustainability: a U niversity C ooperative C enter of E xcellence in ED ucation. The USDA Higher Education Challenge Grants program gratefully acknowledged for support.

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KEY CONCEPT Plant life began in the water and became adapted to land.

KEY CONCEPT Plant life began in the water and became adapted to land. . Land plants evolved from green algae. Plants and green algae have many common traits. . both are photosynthetic eukaryotes both have the same types of chlorophyll both use starch as a storage product

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Wood Chemistry PSE 406

Wood Chemistry PSE 406. Lecture 9 Lignin Biosynthesis. Class Agenda Lignin I. Basic Lignin Biosynthesis Nomenclature Methoxyl Groups Phenoxy Radical Formation Radical Coupling. Lignin-introduction. Phenolic Polymer - the glue that holds the fibers together

306 views • 13 slides

Legno

Legno. Pulping. Processo chemiotermomeccanico (solfito diluito; calore moderato; pressione; azione meccanica). Processo Kraft (Calore, solfuro sodico, basi). Lignina (80%), black liquor (fenoli). cellulosa. ENERGIA. Prodotti ad alto valore aggiunto. Sbianca. Carta. stampa. giornali.

431 views • 13 slides

Daniel J. Nowakowski

BERG lignin seminar Analytical (PY-GC-MS) pyrolysis of lignin. Daniel J. Nowakowski. Lignin chemistry.

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Development of fungal bioreactors for Treatment of Lignin/ Humics - rich wastewater and sludge

Development of fungal bioreactors for Treatment of Lignin/ Humics - rich wastewater and sludge. Mostafa Zahmatkesh, CiTG , Water Management Department, Sanitary Eng. Group Vakantiecursus , TUDelft , January 2014. Project Outline. Humics. Treatment. Effluent. Wastewater. Sludge. Lignin.

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Report on Global Lignin Market By Products Industry [2015]

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SYNTHESIS AND COPOLYMERIZATION OF NEW ACRYLATE DERIVATIVES OF LIGNIN

SYNTHESIS AND COPOLYMERIZATION OF NEW ACRYLATE DERIVATIVES OF LIGNIN. B . Podko?cielna a , B. Gawdzik a , M. Sobiesiak a , O . Sevastyanova b ,

285 views • 6 slides

Improving Wildland Fire Models

Improving Wildland Fire Models. Mark Jarvis Supervisor: Dr. John Daily Department of Mechanical Engineering University of Colorado at Boulder. Introduction to Research, 10/13/04 - 1/5. Motivation for Research.

292 views • 5 slides

Round Robin on Lignin Pyrolysis

Round Robin on Lignin Pyrolysis. ThermalNet meeting Glasgow, Scotland, UK 20-22-September 2006 Dietrich Meier. Lignin Round Robin. Facts EUROLIGNIN, August 2002-July 2005 36 members, 16 European countries report on lignin production in Europe available 500 references at ILI website

187 views • 5 slides