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Print version ISSN 0006-8705
Bragantia vol.24 no.unico Campinas 1965
Cotton stalks as raw material for the paper industry
Júlio César Medina; Dirceu Ciaramello; Carlos Antônio Menezes Ferraz
In this article are reported the results concerning the utilization of cotton stalks as by-product by the pulp paper industry, as an alternative to their burning according to the present law.
Air-dry stalks of IAC-12, the most cultivated variety in the State of S. Paulo was used. The average production of air-dry stalks was of 2.6 tons per hectare, yielding 35% of unbleached cellulose by the soda process. Sheets made with the raw pulp were analysed according to the standards and the results showed that paper of good quality can be made.
Texto completo disponível apenas em PDF.
Full text available only in PDF format.
Recebido para publicação em 11 de novembro de 1964.