Browsing by Author "Ersoy Kalyoncu, Evren"
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Bacterial cellulose as reinforcement in paper made from recycled office waste pulp
Ersoy Kalyoncu, Evren; Peşman, Emrah (North Carolina State Univ Dept Wood & Paper Sci, 2020)Bacterial cellulose, produced during fermentation of Kombucha tea, was investigated relative to its ability to modify the characteristics of pulp from recycled office wastepaper. The produced bacterial cellulose wet films ... -
The effects of sodium percarbonate and perborate usage on pulping and flotation deinking instead of hydrogen peroxide
Peşman, Emrah; İmamoğlu, Sami; Ersoy Kalyoncu, Evren; Kırcı, Hüseyin (North Carolina State Univ Dept Wood & Paper Sci, 2014)The main objective of this study was to evaluate the potential of sodium percarbonate and sodium perborate utilization during repulping of old news and magazine paper mixture. A series of experiments were performed to ... -
Kısa dalga boylarında uygulanan (254-366nm) UV ışınımının geri dönüştürülen ve ağartılan atık gazete ve magazin kâğıdı hamurlarının renk değerleri üzerine etkisi
Peşman, Emrah; Kırcı, Hüseyin; Ersoy Kalyoncu, Evren (Artvin Çoruh Üniversitesi, 2011)Gazete kağıdı gibi mekanik hamur bazlı kağıtlar selülozun yanı sıra önemli miktarda lignin ve karbonhidrat ihtiva etmektedir. Bu sebeple ışık etkisiyle kolayca sararmakta dolayısı ile başlangıç rengini koruyamamaktadır. ... -
Sodium perborate usage instead of hydrogen peroxide for the reinforcement of oxygen delignification
Peşman, Emrah; Ersoy Kalyoncu, Evren; Kırcı, Hüseyin (Inst Chemical Fibres, 2010)Oxygen has always been an attractive oxidant for the pulp and paper industry due to it being cheap and harmless for the environment. However, it has lower lignin-cellulose selectivity, therefore the degree of delignification ...
