Results 71 to 80 of about 6,042 (233)
In this paper, pulping of wheat straw with Kraft process was studied. Chemical and morphological properties of wheat straw fibers were also investigated. Chemical properties including cellulose (39.8%), hemicellulose (29.47%), lignin (20.98%), ash (6.27%) and extractives (4.1%) were determined.
openaire +1 more source
The purpose of this study was to evaluate basic density, chemical composition and fiber dimensions of ten Eucalyptus sp wood samples and to verify the impact of this set of parameters and their combination on the Kraft pulping process yield and on ...
Alfredo Mokfienski +3 more
doaj
Detailed modeling of the kraft pulping chemistry: carbohydrate reactions [PDF]
Olesya Fearon +6 more
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Adição de antraquinona na polpação alcalina de Eucalyptus saligna
The present work evaluated different alkaline pulping conditions for Eucalyptus saligna wood. The objective was to evaluate the influence of the anthraquinone (AQ) on the reduction of the total reduced sulfur (TRS) in the aerial emissions, by reducing ...
Lúcia Helena Jerônimo +2 more
doaj
DELIGNIFICATION OF SUGARCANE BAGASSE WITH ALKALI AND PERACETIC ACID AND CHARACTERIZATION OF THE PULP
Sugarcane bagasse was delignified with alkali and peracetic acid in a two-stage process to obtain pulps with high yield and low kappa number. The experimental results indicated that alkali pretreatment prior to peracetic acid (PAA) delignification could ...
Ting Zhang +3 more
doaj
APROVEITAMENTO DA CASCA DO COCO-VERDE (Cocos nucifera L.) PARA PRODUÇÃO DE POLPA CELULÓSICA
The coconut husk is a residue from consumption of coconut water. In coastal cities this residue has already become a big problem, because it is difficult to decompose.
Mahalia Sojo Cardoso +1 more
doaj
Prospects for biodiesel as a byproduct of wood pulping - A review
Effective utilization of byproducts can affect the profitability of kraft pulping to produce cellulosic fibers from wood. This review considers opportunities to use tall oil components, obtained from kraft pulping, as a source of raw material for ...
Hubbe, M. A., Saka, H., Lee, S. Y.
doaj
Harvesting of undelimbed Scots pine (Pinus sylvestris L.) from first thinnings for integrated production of kraft pulp and energy [PDF]
Paula Jylhä
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Boron Compounds-Added Kraft Pulping from Scots Pine
Süleyman Kuştaş, Sezgin Koray Gülsoy
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