Polpas semiquímicas de folhosas da Amazônia, da família Moraceae comparadas com pastas semiquímicas de essências papeleiras de reflorestamento

Abstract

This paper is about experiment related to making semichemical pulps by the Kraft process and Neutral Semichemical Sulfite N.S.S.C. of the botanical woods MORACEAE family, taking as a comparison wood species utilized by the pulp industry. It describes the distribution of these wood species in the different tiphologies of the Amazon Forest. There are mendioned the botanic nomenclature and the some information about existing silvicultural research. It relates the results attaine and the methodologyy utilized in the making of Semichemical Kraft and N.S.S.C. pulps. It describes the methodology and the results of the clearness of the pulps. It cited the methodology utilized of the strengh of all the experiments. Conclusions are made from the results and affirms that the species Brasimum and Pouroma can make semichemical pulps Kraft and N.S.S.C., and can be considered species for paper making and reflorestation.