참고문헌
- Interscience Publ. Pulping Processes Rydholm, S. A.
- Lignins Sarkanen, K. V.;Ludwing, C. H.
- Lignins Sarkanen, K. V.;Ludwing, C. H.
- Wood Fengel, D.;Wegener, G.
- 펄프·종이기술 v.15 no.2 임기표
- Tappi J. v.80 no.9 Cao, B.;Tschirner, U.;Ramasmamy, S.;Webb, A.
A series of studies on nitric-acid pulping of municipal recycled waste papers were carried out to substitute the bleached chemical pulp imported for producing printing paper as well as to use its solidified spent-liquor as fertilizer. The first experiment was carried out to find the optimum treatment conditions such as pulp consistency, nitric acid charge and temperature in