نتایج جستجو برای: lignocellulosic material

تعداد نتایج: 368246  

Journal: :Journal of Chemical Engineering and Industrial Biotechnology 2022

Lignocellulosic biomass is nature's most abundant alternative source of biofuels replacing traditional fossil fuels. Globally, more than 70% renewable energy depends on and contributes 14% the total supply. The pretreatment lignocellulosic to remove lignin, modify lignin structure, reduce cellulose crystallinity increase porosity surface area material. one expensive steps for conversion consume...

2000
Ronald Benner Mary Ann Moran Robert E. Hodson

The relative contributions of procaryotes and eucaryotes to the degradation of the lignin and polysaccharide components of lignocellulosic detritus in two marine and two freshwater wetland ecosystems were determined. Two independent methods-physical separation of bacteria from fungi and other eucaryotes by size fractionation, and antibiotic treatments-were used to estimate procaryotic and eucar...

S. Dixit

India has large resources of natural fibres such as Banana, Khus, Sisal, Korai grass,Talipot, Palm leaf, Coconut, Pineapple, Screwpine, Golden grass, Jute and Sabaiamong others. In the past, trade of the village folk depended on harvesting fibresgrown in their villages. Natural fibers have recently gaining attraction of researchersdue to their low cost eco-friendly and biodegradability characte...

2000
Timothy G. Rials Michael P. Wolcott

Composite wood products have traditionally relied on thermosetting polymers like phenol-formaldehyde and urea-formaldehyde resins as binders. The continuing need to effectively utilize lignocellulosic fiber from lowquality hardwoods and from recycling streams has prompted consideration of new composites based on thermoplastic polymers [ 1,2]. Much of the development effort has focused on commod...

2014
Elisa M. Woolridge

The application of enzymes such as laccase and xylanase for the preparation of cellulose from lignocellulosic material is an option for those industries seeking to reduce the use of chlorine-containing bleach agents, thus minimizing the environmental impact of their processes. Mixed hydrolytic and oxidative enzyme systems have been well described in the context of biopulping, and thus provide g...

2012
Ian David Lockhart J. Amundson W. Faulkner S. Sukumara J. Seay F. Badurdeen

If lignocellulosic biomass is to become a viable competitor with fossil based resources for the production of energy and chemical products, sustainable sources of this material must be established. To address this issue an understanding about the risks affecting biomass sources and the biorefineries which they supply is crucial. In this paper, a quantitative approach using Bayesian Belief Netwo...

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