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Identificação e caracterização dos sítios superficiais de partículas de alumina e interações de adsorção com o ácido esteárico
(2014-06-24)
Ceramic oxides, e.g. alumina, can be used in various applications due to their
reactive surface, hardness and thermomechanical resistance. One of the attributes that
determines its application is the ability of the surface ...
Caracterização de compósitos elastoméricos com resíduos industriais de copolímero de butadienoe estireno (SBR) desvulcanizado por micro-ondas
(2014-06-23)
The aim of this work was to evaluate the effects of two accelerated aging processes on
the chemical characteristics of styrene butadiene rubber (SBR) composites filled with
industrial scraps (SBR-r) devulcanized by ...
A ação regressiva acidentária como instrumento de tutela do meio ambiente do trabalho
(2014-06-04)
The environment of work and the regressive action related accidents are the objects of the present study. The sound environment, including that of the work, is handled by the Federal Constitution of 1988 as a fundamental ...
Dinâmica da inovação no serviço público da atenção primária à saúde
(2015-03-17)
The theory of innovation has developed intensively in recent decades, including the analysis of innovation in public health. Moreover, the services sector accounts in several countries, including Brazil , annual growth ...
O papel das políticas públicas municipais para a construção de um ecoambiente : desafios e perspectivas (uma análise da cidade de Caxias do Sul RS)
(2014-06-03)
El medio ambiente ecológicamente equilibrado es un derecho fundamental de tercera dimensión. Así, no es posible pensar en la construcción de un ecoambiente sin considerar el contexto del Poder Público, establecido en el ...
Aspectos históricos do uso dos uniformes escolares : reflexões no campo da educação e da moda (1940-2000 Caxias do Sul)
(2014-06-02)
This paper seeks to establish a dialogue on the historical aspects involved in the uses of school uniforms, taking a look from the field of History of Education to Fashion. Based on the methodological assumptions of the ...
Química e as tecnologias digitais : investigação sobre as representações docentes
(2014-06-06)
The social changes brought by the insertion of available digital technologies on the market
presents geographical order from up to relational speed in time and space that do not inserts
the patterns of past societies. ...
Enzimas pectinolíticas : seleção de linhagens fúngicas produtoras, caracterização e aplicação em processos da indústria de alimentos
(2014-06-02)
In this work, fungus samples isolated from decomposing vegetables were tested with respect to their capacity of producing pectinases to be applied to the enzymatic treatment of apple and bilberry juices. Taking in account ...