Black liquor - Wikipedia
网页Black liquor is an aqueous solution of lignin, hemicellulose and inorganic chemicals from the kraft process of making paper pulp. It can be used as energy source, biofuel feedstock, lignin extract or waste treatment.
What is Black Liquor? - BL2F
网页Black liquor is a by-product of pulp mills that can be used to make biofuel for aviation and shipping. The BL2F project uses a novel process called Integrated Hydrothermal Liquefaction to produce a drop-in biofuel with lower emissions and costs.
Black Liquor - an overview | ScienceDirect Topics
网页Black liquor is the spent liquor from the Kraft process of paper pulp production. It contains organic and inorganic compounds that can be used for biofuel, bioplastics, chemicals and other applications.
Black Liquor Gasification | netl.doe.gov - National Energy …
网页Learn how black liquor, a toxic byproduct of paper manufacturing, can be gasified to produce electricity, steam, fuels and chemicals. Find out about the benefits, challenges and examples of black liquor gasification technology.
Recent advances in black liquor valorization - ScienceDirect
网页2022年4月1日 · Black liquor is a lignocellulosic waste stream from the pulp and paper industry that can be converted into fuels and chemicals. This review discusses the biological and chemical processes for black liquor valorization, as …
What is black liquor? - IFRF
网页2003年4月26日 · Black liquor is the spent liquor from wood pulping that contains inorganic and organic matter. It is fired in recovery boilers to produce steam, power and chemicals for the pulp and paper industry.
网页Learn about the basics of evaporation, the properties and composition of black liquor, and the factors that affect evaporation performance. This presentation covers weak black liquor, multiple effect evaporation, and heat transfer in evaporators.
Black Liquor Composition and Properties in Kraft Pulping Process
网页Black liquor is a dark-colored liquid composed of lignin, hemicellulose, and inorganic salts. It is a waste product of the kraft pulping process, but also a source of energy and chemicals. Learn about its pH, density, viscosity, and solids content.
What are the properties of black liquor? - IFRF
网页2004年4月4日 · Learn about the chemical, physical and process properties of black liquor, a fuel of the chemical pulping industry, and its product smelt. Find out how these properties affect the handling, burning and recovery of black liquor and smelt.
A bright future for black liquor: maximizing kraft recovery cycle ...
网页2021年1月28日 · The first is a laboratory study to determine the feasibility of high concentration black liquor measurement using NIR spectroscopy. Preliminary prediction models will be build using black liquor samples from kraft pulp mills.
网页Learn how black liquor is evaporated to remove water and volatile compounds for combustion in the recovery boiler. Understand the types, design, and performance of evaporators, and the effects of liquor properties on evaporation.
Recent advances in black liquor valorization - ScienceDirect
网页2022年4月1日 · Black liquor is a prospective lignocellulosic feedstock for circular bioeconomy. Black liquor can be converted into bioplastics, chemicals, hydrogen and methane. Anaerobic digestion would be the keystone process in black liquor valorization.
网页Learn about the properties, principles and equipment of black liquor evaporators in the kraft recovery process. See examples, graphs, equations and tips for optimal performance and efficiency.
Home - BL2F
网页BL2F aims to transform black liquor, a pulping industry byproduct, into a clean and renewable biofuel using hydrothermal liquefaction and upgrading processes. The project will reduce carbon emissions, provide an alternative to fossil fuels and contribute to the EU's advanced biofuels demand.
What is Black Liquor in Paper Making - Steam Culture - YouTube
网页Last week we learned that using steam to make wood pulp produces a by-product called Black Liquor. Just like coffee fuels us up on a Monday morning, black l...
What are main characteristics of a black liquor recovery boiler?
网页2003年11月23日 · Learn about the main features and functions of black liquor recovery boilers, which are used to recover energy and chemicals from the pulping process. Find out how black liquor is transported, combusted, and converted into steam and smelt in …
网页New Process Will Recover More Energy from Black Liquor and Improve Environmental Performance and Safety of Paper Making. Black liquor is a waste product of the chemical pulping process and a potential source of energy for the paper making industry.
Recovery and Enrichment of Organic Acids from Kraft Black Liquor …
网页Kraft black liquor (BL) is a complex multicomponent byproduct from wood pulping processes. After lignin, carbohydrate-derived carboxylic acids are the second most abundant class of organics in kraft BL and comprise a potential biomass-derived feedstock of more than 50 million tons/year globally.
Kraft black liquor as a renewable source of value-added chemicals
网页2022年11月15日 · This article reviews the research on valorising Kraft black liquor, a by-product of pulp production, for non-energy purposes. It discusses the challenges and opportunities of extracting organic and inorganic compounds from this heterogeneous feedstock using integrated and green processes.
Synthesis of Bio-aromatics from Black Liquors Using Catalytic …
网页Bio-aromatics (benzene, toluene, xylenes, BTX) were prepared by the catalytic pyrolysis of six different black liquors using both in situ and ex situ approaches. A wide range of catalysts was screened and conditions were optimized in microscale reactors.
Kraft process - Wikipedia
网页The combined liquids, known as black liquor (because of its color), contain lignin fragments, carbohydrates from the breakdown of hemicellulose, sodium carbonate, sodium sulfate and other inorganic salts. net reaction in depolymerization of lignin by SH − (Ar = aryl, R = alkyl groups).
网页Today, black liquor is the most important source of energy from biomass in countries such as Sweden and Finland with a large pulp and paper industry. It is thus of great interest to convert the primary energy in the black liquor to an energy carrier of high value.
A Maryland paper mill burns a polluting sludge called black liquor…
网页2017年12月7日 · Burning black liquor releases carbon dioxide, the greenhouse gas that causes climate change. But because it’s a waste product that’s being used to generate power, state legislators declared it...
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