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Temperature and effective alkali effect on brown pulp kraft cooking
(2021-01-01)
One way to obtain high quality pulp production is to improve selectivity delignification of step, maximize yield. Brown pulp yield and chemical composition were studied, with variation of temperature and effective alkali ...
Aquecimento intermitente em pessegos 'BR-6' frigoconservados.
(Pesquisa Agropecuaria Brasileira, Brasilia, v.31, n.8, p.543-547, ago. 1996., 2011)
Efeito dos ácidos hexenurônicos e da lignina no desempenho da ozonólize, em diferentes pHs da reação
(Sociedade Brasileira de Química, 2006-10-01)
The effect of pH on the performance of the ozonolysis stage in pulp production was evaluated for conventional and acid treated brown and oxygen delignified eucalyptus kraft pulps. The objective was to determine separately ...
Efeito dos ácidos hexenurônicos e da lignina no desempenho da ozonólize, em diferentes pHs da reação
(Sociedade Brasileira de Química, 2006-10-01)
The effect of pH on the performance of the ozonolysis stage in pulp production was evaluated for conventional and acid treated brown and oxygen delignified eucalyptus kraft pulps. The objective was to determine separately ...
Hexenuronic acid and lignin effects on ozonolysis performance in different reaction pHs
(Soc Brasileira Quimica, 2006-09-01)
The effect of pH on the performance of the ozonolysis stage in pulp production was evaluated for conventional and acid treated brown and oxygen delignified eucalyptus kraft pulps. The objective was to determine separately ...
Stabilization of refrigerated avocado pulp: Effect of Allium and Brassica extracts on enzymatic browning
(Elsevier Science, 2014-11)
The aim of this paper was to study the effectiveness of Allium and Brassica extracts to inhibit the evolution of enzymatic browning of avocado pulp tissue stored at refrigeration temperature (4 °C). Color parameters and ...
Influência do número kappa, dos ácidos hexenurônicos e da lignina no desempenho da deslignificação com oxigênio
(2006-10-25)
This study aimed at determining the effect of kappa number, lignin and hexenuronic acid contents on oxygen stage performance. Industrial brown pulps produced by the ITC and KobudoMARI cooking technologies, of kappa number ...
Influência do número kappa, dos ácidos hexenurônicos e da lignina no desempenho da deslignificação com oxigênio
(2006-10-25)
This study aimed at determining the effect of kappa number, lignin and hexenuronic acid contents on oxygen stage performance. Industrial brown pulps produced by the ITC and KobudoMARI cooking technologies, of kappa number ...
Biocompatibility of a resin-modified glass-ionomer cement applied as pulp capping in human teeth
(Mosher & Linder, Inc, 2000-02-01)
Purpose: to evaluate the human pulp response following pulp capping with calcium hydroxide (CI-I, Group 1), and the resin-modified glass-ionomer Vitrebond (VIT, Group 2). Materials and Methods: Intact teeth with no cavity ...