Pulp and Papermaking
Application of Cationic Tapioca to Unmodified Pearl Corn Starch – A Papermaking Handsheet Study
... recycled pulp were used to produce a board handsheet with 150 g/m 2 instead of 60 g/ m 2 ...wood pulp, paper and paperboard: Combustion at 525°C” ...of pulp-Büchner funnel procedure” [19] was ...
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The effects of heating without water removal and drying on the swelling as measured by water retention value and degradation as measured by intrinsic viscosity of cellulose papermaking fibers
... Stone and Scallan [14] also observed variability in the extent and reversibility of pore closure from the exterior to the interior of a fiber. It was speculated that pores near the surface of the fiber close first, and ...
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Controlling the Hydrophobic Interactions in Papermaking Colloidal Systems by Soy Proteins and Lipoxygenases.
... large-scale papermaking process by using the lipase enzyme in Japanese red pine ground wood pulp (Fujita et ...mechanical pulp treatment with laccase can remarkably reduce both lipophilic and ...
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Flow Control of a Hydraulic Headbox of Papermaking Machines
... A papermaking machine consists of five parts: a headbox, a wire, a press, a dryer, and a calender and ...which pulp suspension is jetted out, as shown in ...for papermaking. It controls the ...
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Study on pretreatment of regeneration papermaking wastewater by intensified micro electrolysis
... paper pulp papermaking wastewater contains a large number of small fibers, resins, dyes, chemical and mechanical impurities, the pollution load of COD 、 BOD 5 and chromaticity of wastewater is big, and ...
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Characterisation and evaluation of pulp and paper from sudanese wood species for pulp and paper making
... The basic parameters that affected the physical properties of the paper are fibre’s dimensions that include fibre length, fibre width and fibre cell wall thickness (Albert et al., 2011). The fibre dimensions and the ...
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The dispersion science of papermaking
... Though the motivations favoring the use of microparticles differ, depending on the paper grade, the furnish characteristics, and the type of paper machine, the rate of dewatering usually is a primary consideration. ...
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Case study of technology transfer to a Fiji rural village using an improved 'Sustainable Turnkey Approach'
... into pulp, engineering and building, financing and then giving away the new technology hardware (equipment) and software (training) to an existing village-based papermaking project in ...smooth ...
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Chemi mechanical pulping of durian rinds
... for pulp preparation. 5070 g of air dry (a.d) durian rinds pulp was produced after refining mechanical pulping (RMP) and screening ...rinds pulp was ...rinds pulp. It was calculated that the ...
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Adhesive Contaminants (Stickies): Characterization and Their Interaction with Papermaking Components During Paper Recycling
... as pulp furnish components can be found in Appendix ...market pulp the following steps were ...market pulp to make 400 grams of oven-dry solids was also weighed and ...
175
Mathematics in paper
... whole papermaking chemistry as well as free-surface flows, fluid-structure interactions (FSI) and phase-change problems ...of papermaking. Pulp and paper in- dustry is facing outstanding challenges in ...
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Influence on pulping yield and pulp properties of wood density of Acacia melanoxylon
... that pulp yields were independent of wood den- sity and instead associated with lignin ...between pulp yield and wood density in prov- enances of ...and pulp yield [13]. On the other hand, ...
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The paradox of papermaking
... But the more swollen fiber can be more difficult and more expensive to dry. That is because it is very difficult to remove the last bit of water that is held within the cell walls of papermaking fibers, except by ...
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Alkaline Peroxide Pulping of Datura Stramonium stalks- A Renewable Source of Fibres for Pulp and Paper in Kashmir Himalaya
... the pulp and paper industry as it is interrelated with better strength properties of the ...for pulp and paper production ...for papermaking which leads to lower pulp yield and probably higher ...
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Processing of Mixed Vegetable Juice from Tomato, Cucumber and Pumpkin
... In case of acidity, the highest amount of acidity (0.42%) was found in Sample 2 because of using higher amount of tomato (9%) pulp as tomato contains higher amount of acidity than pumpkin and cucumber. This result ...
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Preparation and sizing mechanisms of neutral rosin size II: functions of rosin derivatives on sizing efficiency
... Sizing of paper with rosin is a traditional chemical process in modern papermaking. Since its discovery in 1804, rosin sizing has been the subject of extensive researc[r] ...
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Design of Lignin Sensor for Identification of Paper Grades for an Automatic Waste Paper SortingSystem.
... The pulp types are mechanical pulp, bleached sulfate pulp and unbleached sulfate ...the pulp which gives the strongest fluorescence for one wavelength gives the weakest fluorescence for the ...
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The Biocatalytic potential of Laccase enzyme
... Laccase are versatile enzyme having a great biocatalytic potential in several areas. They are multicopper enzymes which are widely distrubuted in higher plants, animals and fungi. They are capable of degrading lignin and ...
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Implantation of dental pulp stem cells in a biodegradable scaffold for dental pulp tissue engineering
... Fibroblasts may help induce the formation of an engineered pulp tissue, along with human dental pulp stem cells, placed inside a scaffold in the pulp chamber of a sliced tooth, in vivo..[r] ...
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Bacteria in Indian Food Packaging Papers and Paperboards with Various Contents of Pulp Fiber
... The bacterial contamination of Indian food packaging PPBs with various con- tent of pulp fiber was investigated. Our findings showed that from the 10 tested food packaging PPBs, bacteria was present in all the ...
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