Chemical pulping: Fungal pretreatment of wheat straw and its effect on the soda-AQ pulps
Yazarlar (3)
Pedram Fatehi
Yonghao Ni
Kastamonu Üniversitesi
Makale Türü Özgün Makale (Uluslararası alan indekslerindeki dergilerde yayınlanan tam makale)
Dergi Adı Nordic Pulp & Paper Research Journal
Makale Dili Basım Tarihi 05-2009
Cilt / Sayı / Sayfa 24 / 2 / 193–198 DOI 10.3183/npprj-2009-24-02-p193-198/html
Makale Linki https://www.degruyterbrill.com/document/doi/10.3183/npprj-2009-24-02-p193-198/html
UAK Araştırma Alanları
Lif ve Kağıt Teknolojisi
Özet
In this study, the effects of Ceriporiopsis subvermispora (CS) and Phlebia subserialis (PS) fungal pretreatments of wheat straw on the pulp and paper properties of soda-AQ pulps were investigated. The results showed that both fungal pretreatments enhanced delignification and carbohydrate degradation. Also, the PS pretreatment increased the brightness and decreased the kappa number and viscosity of pulps more than the CS pretreatment. Generally, the bulk, brightness, and tear index of papers increased by the fungal pretreatments, while the tensile and burst indices decreased at all refining levels applied. The CS pretreatment had more pronounced effect than the PS pretreatment on increasing the bulk and decreasing the tensile and burst indices. Furthermore, cationicmodified poly (vinyl alcohol), CPVA, was used as a dry strength additive to compensate for the loss in the strength properties. The results …
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Chemical pulping: Fungal pretreatment of wheat straw and its effect on the soda-AQ pulps

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