نتایج جستجو برای: chemical pulp
تعداد نتایج: 396777 فیلتر نتایج به سال:
The regeneration of the pulp-dentin complex has been a great challenge to both scientists and clinicians. Previous work has shown that the presence of prior infection may influence the characteristics of tissues formed in the root canal space after regenerative endodontic treatment. The formation of ectopic tissues such as periodontal ligament, bone, and cementum has been observed in the root c...
Wood shortages, environmental pollution and high energy consumption remain major obstacles hindering the development of today's pulp and paper industry. Energy-saving and environmental friendly pulping processes are still needed, especially for non-woody materials. In this study, soda-oxygen pulping of bagasse was investigated and a successful soda-oxygen pulping process for bagasse at 100 °C w...
Soda-anthraquinone (soda-AQ) pulping of barley straw was used to obtain cellulosic pulps for papermaking purposes. The identified parameters, or variables to be optimized, were operating time, anthraquinone concentration, and PFI refiner revolutions, and the influence of these operating variables on pulp properties was studied. A polynomial model that reproduced the experimental results with er...
Considering that the consumption of baru is not yet fully diffused among humans, it possible to perceive need for its greater use, mainly because a natural source sugars, essential raw material production various products, such as beverages fermented. In view above, objective this work was develop fermented alcoholic beverage from pulp baru, chemically monitoring fermentation and aging process....
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