alkali treatment
Effect of alkali treatment on wettability and thermal stability of individual bamboo fibers
... and alkali-treated individual bamboo ...NaOH treatment exhibited the low- est water contact ...increase alkali concentration, water contact angles started to slightly ...the alkali ...
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Effect of alkali treatment conditions optimization on kenaf fiber polymer composite characterization
... of alkali treatment process, most of the works are using one variable at a time (OVAT) ...optimum alkali treatment conditions level is still scant ...
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Mechanical Properties of Untreated Jute Fabric Reinforced Polyester Laminates with Alkali Treatment’
... Loss in weight was observed after the alkali treatment of the fibres, due to heavy dissolution of the hemicellulose content. This had resulted in the drop of linear density of the fibres when treated for 8 ...
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Impact of alkali treatment conditions on kenaf fiber polyester composite tensile strength
... the alkali treatment condition significant ...of alkali treatment conditions to compare the relative magnitude and statistical significance of both main and interaction ...
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The impact of alkali treatment conditions on tensile strength of kenaf fiber
... Abstract. Alkali treatment is one of the treatments that widely used in natural fiber surface treatment ...in treatment condition setting produce variability in fiber properties ...of ...
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Analysis of progress of oxidation reaction during oxygen-alkali treatment of lignin I: method and its application to lignin oxidation
... The oxidation process by oxygen-alkali treatment was hypothetically at- tributed to the direct reaction between molecular oxygen and the phenolic unit of lignin, wh[r] ...
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The effects of alkali treatment on the interfacial adhesion of bamboo fibres
... caustic soda has removed larger amount of the sol- uble substances from the respective layers. Moreover, individual ultimate fibres start to appear, as labelled by the arrow shown in Fig. 6(b). As for fibre treated with ...
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Effect of Fiber Loading and Alkali Treatment on Rice Straw Fiber Reinforced Composite for Automotive Bumper Beam Application
... an alkali treatment process (RSFNaOH) was immersed in a NaOH solution at 5 ...similar treatment of NaOH towards the same materials [27], ...NaOH treatment (RSFRaw), distilled water was used to ...
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Effect of alkali treatment on the properties of Agave augustifolia v marginata fibre
... after alkali treatment. The hemicellulose content of the alkali treated fibres decreased as the alkali concentration ...The alkali treated fibres between 2% - 15% showed all round ...
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Effect of Alkali Treatment on the Mechanical Properties of Raffia Palm Fibres/Oil Bean Pod Shell Reinforced Epoxy Hybrid Composite
... chemical treatment (modification) of the fibres and fillers. Alkali treatment is one of the chemical treatments administered on natural fibres and fillers to enhance their mechanical ...common ...
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Effect of Alkali Treatment on Heavy Metals Adsorption Capacity of Sewage Sludge
... The alkali treatment was previously studied as the pretreatment method for sewage sludge anaerobic digestion [14] [15], it was proved to be an effective way to enhance the efficiency of biological ...
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Effect of alkali treatment on the coconut fiber surface
... of alkali to give effect to the surface roughness of coconut fiber, increasing the tensile strength, and improve bonding with the fiber and polyester ...The alkali treatment increase of the surface ...
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Optimization of Alkali Treatment Condition On Tensile Properties of Kenaf Reinforced Polyester Composite Using Response Surface Method
... fibre treatment towards this ...fibre treatment towards the properties of the packaging material should be beneficial and ...the alkali treatment ...
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Effects of Alloying Elements on the HAp Formability on Ti Alloys after Alkali Treatment
... treatment is suf fi cient to initiate formation of HAp on the surface of pure Ti. This is evidence of good HAp formability. The SEM images of surface of the (a) TixNb (nominal content x = 10, 20, 30, or 40 mass%) ...
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Fabrication and Characterization of Mg(OH)2 Films on AZ31 Magnesium Alloy by Alkali Treatment
... and alkali-heat-treatment ...The alkali-heat-treatment and ion- beam assisted deposition may inferior the mechanical properties of the ...substrate. Alkali treatment is a ...
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Effect of Alkali Treatment on the Quality of Hemp Fiber
... and treatment time have similar effects on fiber ...an alkali treatment time of 4 h; thus, 5 h is more ...appropriate. Alkali dosage has a large effect on fiber quality, but without an ...
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Lack of efficacy of alkali treatment for isolation of Yersinia enterocolitica from feces
... The efficacy of KOH treatment to enhance isolation of Yersinia enterocolitica from stools containing fecal flora which is not adequately suppressed by selective media was tested by direc[r] ...
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The nature of the carbohydrate-protein linkage in some glycoproteins inhibitory for influenza virus haemagglutinin
... more alkali-stable ...after alkali treatment of OSM in similar amounts as have previously been determined (Graham and Gottschalk, I960) except for the fucose, which had been largely destroyed (Paper ...
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Effect of Alkali Treatments of Physical and Mechanical Properties of Coir Fiber
... 2.2.1. Determining the coco fiber cross-sectional area Coco fiber without alkali treatment is taken at random as much as one hundred speciment. Then the fiber was given resin to harden, but before fiber ...
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Dynamic Mechanical Behavior of Luffa cylindrica Fiber Resorcinol Composites
... Dynamic mechanical behaviour of resorcinol-formaldehyde matrix and its composites reinforced with natural fibers of Luffa cylindrica (LC) has been studied. The effects of fiber loading, alkali treatment on ...
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