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Itens para a visualização no momento 11-20 of 22
Caracterização, tratamento e viabilidade de aplicação de argilas provenientes de resíduos de extração de areia na área cosmética
(2017-05-23)
Clays are natural, earthy, fine-grained materials that exhibit plasticity in contact with water. The applicability of the clays in the cosmetic area depends on their chemical and mineralogical composition, but these materials ...
Desenvolvimento e caracterização de compósitos sanduíche para isolamento térmico
(2014-05-29)
A sandwich panel consists essentially of two face sheets and may even have metal reinforcements and a core formed, usually by a cellular polymer. The faces of this type of panel may be joined by a structural adhesive or ...
Obtenção e caracterização de compósitos preparados com poliestireno expandido reciclado e pó de madeira
(2014-05-29)
The present work aims to analyze the mechanical, thermal, dynamicalmechanical thermal properties and morphology of composites based on recycled polystyrene and wood flour. Composites with different types and levels of ...
Fotossensibilizadores nanoestruturados por sistema camada por camada
(2014-06-05)
The search for materials that can be modified at molecular level has been the subject of several studies worldwide. Thus, the production techniques of thin films stand out due to the possibility of reducing costs and ...
Modificação da superfície de poliestireno por imersão em plasma para inibição da staphylococcus epidermidis.
(2014-06-05)
Polymeric materials, such as polystyrene, are widely used as biomaterials, both in the pharmaceutical industry and biomedical areas. With the use of more specialized biomaterials, it is reported a significant increase of ...
Estudo da ação antimicrobiana pela modificação de regiões próximas à superfície de aço inoxidável
(2014-11-24)
The biofilms are a new form of life that offers greater resistance to microorganisms, protecting them against physical and chemical aggressions of the surroundings, which facilitate its adaptation in adverse conditions. ...
Deposição de filme metálico decorativo de AI, por evaporação térmica resistiva, em PVC plastificado com DEHP e modificado por plasma
(2017-07-06)
The surface modification of polymeric materials has led to significant design advances of new industrial applications, besides allowing the replacement of engineering polymers by lower cost materials. Thus, in the present ...
Adaptação de forno micro-ondas doméstico para preparação de poliedros oligoméricos silsesquioxanos - POSS
(2015-09-14)
Hybrid materials, such as polyhedral oligomeric silsesquioxanes (POSS), nowadays have received special attention because they are materials that have a synergistic combination of organic and inorganic materials properties. ...
Viabilidade da incorporação de resíduos vitrificados de isoladores elétricos cerâmicos no processo de obtenção de revestimentos refratários produzidos a partir de concreto sílico-aluminoso
(2014-07-10)
With the approval of the 12.305/2010 law establishing the National Policy on Solid Waste (NPSW), all waste generated in Brazilian territory should be reduced, treated and reused within the concept of sustainable development. ...
Composições elastoméricas reforçadas com fibras para o revestimento de superfícies metálicas
(2023-02-15)
The usage of elastomeric materials for pipeline coating realizes a technic to protect the metallic materials, mainly against abrasion wear. The rubber layer must be sufficiently resistant to friction caused by the passage ...