Results 131 to 140 of about 11,956 (228)

A brief review of the structure and extraction methods of lignin

open access: yesSustainable Chemistry for the Environment
One of the three basic components of lignocellulosic biomass (LB), lignin is the second most plenty of natural polymer on the planet after cellulose. It has the power to become the aromatic raw material of the future for industry. However, this potential
Mert Yildirim
doaj   +1 more source

Cleaner production of wheat straw pulp with potash [PDF]

open access: yes, 2006
A pulping method using KOH-K2SO3-AQ system as cooking liquor on wheat straw was studied in this paper. Digestion quantities on pulp yield and hardness during cooking was discussed and determined.
Jiang Qi-pei   +3 more
core   +1 more source

A Comprehensive Overview of Cellulose and Its Derivatives: Structural Features and Emerging Applications

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 4, January 20, 2026.
From plant cell wall architecture to advanced materials: cellulose and its derivatives as versatile building blocks. ABSTRACT Growing interest in cellulose as a versatile material has driven extensive research into its chemical architecture, processing methods, mechanical properties, aggregation behavior, and structural organization, both in solution ...
Denys M. M. Fertonani   +7 more
wiley   +1 more source

PREPARATION OF XYLOSE AND KRAFT PULP FROM POPLAR BASED ON FORMIC/ACETIC ACID /WATER SYSTEM HYDROLYSIS

open access: yesBioResources, 2009
A formic/acetic acid/water system was used in the ratios of 30:60:10, 20:60:20, and 30:50:20 separately for efficient hydrolysis and bioconversion of poplar chips, under the solid/liquid ratio of 1:12(g/ml), at 105 oC for 30, 45, 60, 75, and 90 min ...
Junping Zhuang   +5 more
doaj  

Treatability Of Palm Oil Mill Effluent (Pome) Using Black Liquor In An Anaerobic Treatment Process [PDF]

open access: yes, 2007
Kebolehrawatan efluen kilang kelapa sawit (POME) dalam pelbagai keadaan operasi telah dijalankan.
Ling, Yu Lang
core  

EFEITO DOS SÓLIDOS DISSOLVIDOS DA MADEIRA NA BRANQUEABILIDADE E NAS PROPRIEDADES FÍSICO-MECÂNICAS E ÓPTICAS DE POLPA KRAFT BRANQUEADA DE EUCALIPTO

open access: yesCiência Florestal, 2012
Many studies have shown that the yield of kraft pulping can be improved by xylan reabsorption to the pulp during the cooking, and kraft black liquor contains significant fraction of xylan from wood, an important source of these macromolecules.
Dalton Longue Júnior   +1 more
doaj  

モリシマアカシアの全木パルプ化に関する基礎的研究 [PDF]

open access: yes, 1984
全木パルプ化に関する基礎的データを蓄積する目的で, モリシマアカシア各部位をパルプ化し, 組織構成要素および紙質と関連づけて研究した。その結果, アカシア樹皮の師部繊維は木繊維より大きい繊維長を持ち, これが全木パルプシートにおける紙力向上に寄与することから, アカシアが全木パルプ化に適した樹種であると推定し得た。なお, 樹皮には製紙に際して悪影響を及ぼすと考えられる要素がほとんど存在しないが ...
Murakami, Koji, Yoshino, Daisuke
core  

The Pulp and Paper Industry and Its Water Use: A Summary [PDF]

open access: yes, 1977
This report describes the Pulp and Paper Industry. The production processes are summarized as is this industry's dependence upon enormous quantities of water. In as much as this report is intended to summarize a very complicated, multifaceted industry, a
Maidment, D.R., McDonald, D.G.
core  

EFEITO DA QUALIDADE DA MADEIRA NO DESEMPENHO DA POLPAÇÃO KRAFT

open access: yesCiência Florestal, 2014
The aim of this study was to evaluate the wood quality in the kraft pulping performance under two different pulping conditions at two delignification degrees based on results for the yield, brightness, viscosity, and k/ kappa corrected index.
Danila Morais de Carvalho   +2 more
doaj  

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