نتایج جستجو برای: biobleaching
تعداد نتایج: 92 فیلتر نتایج به سال:
The effect of the operating conditions (temperature, time, pH, enzyme level and pulp consistency) used in the enzymatic step of a XP (Cartazyme-hydrogen peroxide) sequence for bleaching Kraft pulp from bagasse on various properties of the resulting pulp and paper sheet products was studied. The quality of bagasse used, was examined by its yield, brightness,viscosity and the Kappa number. Finall...
Enzyme cocktails can alter the lignin and hemicellulose content in wood cell walls, improving bleaching process during pulp production offsetting need for toxic chemicals. In this study, brown was biobleached with a mixture of crude fungal extracts rich xylanase laccase, respectively produced from Aspergillus tamarii Kita Trametes versicolor on waste materials. The optimal conditions biobleachi...
Abstract The economic value of xylanolytic enzymes is derived from their use in a variety industrial processes, which necessitates cost-effective manufacturing procedure. In the current study, forty bacterial isolates were isolated water samples and investigate efficacy to producing xylanase enzyme. most potent isolate was identified by sequencing amplifications 16Sr RNA gene as Bacillus haynes...
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