Mostrando ítems 1-10 de 107
Modificação das propriedades dos polímeros de NBR carboxilado comerciais a partir da incorporação de nanopartículas sintéticas
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Química - PPGQ, 2014-02-21)
Aiming to overcome the performance of polymers, a new class of hybrid materials has emerged by the fillers insertion into polymeric matrices. In this sense, silica nanoparticles with a diameter of 250 nm were modified by ...
Processamento e estudo das propriedades de filmes e peças injetadas de nanobiocompósitos de nanocristais de celulose e matrizes biodegradáveis
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, 2014-04-04)
This study aimed at evaluating the potential of application of cellulose nanocrystals as reinforcing elements of biodegradable polymeric matrices, in the films and injection molded pieces applications. Two polymeric matrices ...
Nitrogen and Phosphorus Nanocomposite Fertilizers: Synthesis, Particle Size and Matrix Effects
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2018-02-26)
With high agricultural productivity, is necessary a chemical fertilization of soil, and nitrogen and phosphorus are the macronutrients indispensable for plants. In this sense, the current demand for fertilizer requires ...
Hidróxidos duplos lamelares como matrizes para interação com fósforo: avaliação físico-química e aplicações
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2018-02-27)
LAYERED DOUBLE HYDROXIDE AS MATRICES FOR PHOSPHATE
INTERACTION: PHYSICO-CHEMICAL ASSESSMENT AND APPLICATIONS:
Phosphorus is an essential element for all living organisms and is indispensable for diverse
economical ...
Compósito aplicado em sistema de freio de protótipo Baja: polímero biobased reforçado com fibras de sisal
(Universidade Estadual Paulista (Unesp), 2017-12-11)
The automotive industry has been adopting the substitution of synthetic composite materials for natural, either by economic factors, environmental issues or mechanical properties. In this scenario, several matrices and ...
Integración y estudio del ácido carmínico en matrices de oligoestirenos y SiO2
(Universidad Michoacana de San Nicolás de Hidalgo, 2009-08)
The free radical chain polymerization presents great versatility, since it can be applied to a great variety of monomers. This way, the production of organic polymers, along his history it has used chain transfer agents ...
Compósitos de matrizes poliméricas com mantas aleatórias de fibras vegetais de sisal e de coco
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Ciência dos Materiais - PPGCM-So, 2013-03-15)
The search for new materials in order to alleviate the environmental problems have encouraged the use of raw materials of natural origin to replace, at least partially, to synthetically produced. Vegetable fibers may be ...