Osb Properties
Mostrando 1-12 de 15 artigos, teses e dissertações.
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1. Painel híbrido OSB/MDP de madeira Pinus taeda e resina poliuretana à base de óleo de mamona
Resumo Os painéis reconstituídos à base de madeira são uma alternativa para utilização na construção civil e na indústria do mobiliário. Dentre os tipos de painéis, destacam-se o OSB (Oriented Strand Board) e o MDP (Medium Density Particleboard). O objetivo desta pesquisa foi avaliar as propriedades físicas e mecânicas de painéis híbridos OSB/
Ambient. constr.. Publicado em: 10/06/2019
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2. Paineis híbridos de lâminas e partículas de madeira para uso estrutural
Resumo O uso de painéis de madeira tem ganhado destaque na indústria da construção civil. Os painéis MDP não atingem requisitos estruturais, ao contrário dos painéis OSB e compensado. Uma alternativa a fim de aprimorar o uso de painéis de partículas de madeira consiste no reforço desses com lâminas de madeira (painéis híbridos). Esta pesquisa o
Ambient. constr.. Publicado em: 10/06/2019
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3. Performance of 'Okitsu' Satsuma Mandarin on nine rootstocks
Mandarins have become increasingly valued as citrus fruits for the fresh market due to the easy peeling, attractive flavor, and health and nutritional properties. Plant growth and yield, and characteristics of fruits of 'Okitsu' Satsuma mandarin (Citrus unshiu Marc.) trees grafted on nine rootstocks were evaluated in Londrina, northern Paraná, Brazil. The r
Sci. agric. (Piracicaba, Braz.). Publicado em: 2013-12
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4. Produção de painéis de partículas orientadas (OSB) a partir da madeira de um híbrido de Pinus elliottii var. elliottii var. Pinus caribaea var. hondurensis / Production of oriented strand board (OSB) from a hybrid of Pinus elliottii var. elliottii x Pinus caribaea var. hondurensis
The study about the quality of the wood of Pinus hybrids in Brazil is still recent. On the other hand, some data indicate that the material can be considered promising from the point of view silvicultural. This study aimed to evaluate the potential use of wood hybrid Pinus elliottii var. elliottii x Pinus caribaea var. hondurensis for the production of orien
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 29/06/2012
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5. Roof modular system in wood and particle board (OSB) to rural construction
Wood is a material of great applicability in construction, with advantageous properties to form various structural systems, such as walls and roof. Most of the roof structural systems follow models that have remained unchanged for a long time. A roof modular system in distinguished materials is proposed: reforested wood (Pine), oriented strand board (OSB) an
Scientia Agricola. Publicado em: 2012-06
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6. Caracterização da estrutura anatômica e da densidade do lenho de árvores de Pinus taeda e efeito nas propriedades tecnológicas dos painéis OSB / Characterization of the wood anatomical structure and density of Pinus taeda trees and effect on technological properties of OSB panels
Os painéis OSB estão disponíveis desde o início da década de 1980, constituindo a segunda geração das chapas waferboard. Trata-se de painel estrutural com a camada interna de partículas de madeira dispostas perpendicular ou aleatoriamente em relação às camadas de partículas externas. No presente trabalho, caracterizou-se a estrutura anatômica do
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 04/11/2011
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7. Efeito do tratamento térmico sobre as propriedades de painéis OSB / Effect of thermal treatment on OSB panels properties
O objetivo principal do presente estudo foi avaliar o efeito do tratamento térmico das partículas strand (pré-tratamento) e dos painéis (pós-tratamento) sobre as propriedades físicomecânicas dos painéis, visando principalmente à melhoria de sua estabilidade dimensional. O delineamento experimental se constituiu de sete tratamentos, com a avaliação
Publicado em: 2011
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8. Caracterização fisica e mecanica de painel de OSB do tipo FORM / Physical characterization and mechanics of panel of OSB : panel of OSB
Amongst the panels derived wooden from reforestation, OSB (Oriented Strand Board), that it possesses a considerable resistance, and that, therefore, it is indicated for civil construction, it comes presenting growth in its production. In this context, the objective of this work is to present specific aspects important to be observed in laboratories research
Publicado em: 2009
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9. Potential of Australian Cedar wood (Toona ciliata M. Roem var. australis) for the manufacturing of greater added value products / Potencial da madeira de Cedro Australiano (Toona ciliata M. Roem var. australis) na manufatura de produtos de maior valor agregado
The objective of this work was to study the potential of 4 and 18 years old wood of Australian Cedar (Toona ciliata) for the production of plywood, OSB, particleboard and cement-wood panels. The woods from four different places were compared: Campo Belo, Cana Verde, Santo Antônio do Amparo and Marechal Floriano. Plywood panels containing 5 veneers were prod
Publicado em: 2009
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10. Utilization of tannin adhesive in the production of particleboards and OSB. / Utilização de adesivos à base de taninos na produção de painéis de madeira aglomerada e OSB.
The general objective of this work was to evaluate the possibility of use of tannin from wattle (acacia) and its mixtures with tannin of barks from E. pellita and with adhesive Phenol- Formaldehyde for glueing of particleboards and OSB. This work was divided in three chapters. In the first one, tannins from Eucalyptus pellita bark had been gotten in differen
Publicado em: 2008
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11. Propostas de paineis leves de madeira para vedação externa adequados ao zoneamento bioclimatico brasileiro / Lightweight wood panels for external lining appropriate to bioclimatic zoning suitability
This research is a contribution to the design and production techniques and processes of pre-fabricated wooden lining components, with emphasis on their thermal properties and use, considering the different Brazilian climates. In this regard, the main goal is to propose projects, produce real prototypes and verify the suitability of external lightweight lini
Publicado em: 2008
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12. Utilização de adesivos à base de taninos de Acácia Negra e Eucalyptus pellita para fabricação de painéis OSB. / Utilization of tannin from acacia and Eucalyptus pellita as resin for OSB production.
The purpose of the present work was to study the viability of the utilization of the tannins of the bark from Acacia mearnsii and of Eucalyptus pellita wood, as adhesive (Tannin- Formaldehyde) for the OSB production. Seven condition of extraction (water at 100C, water / 1% urea, water/2% urea, water/5% urea, water/1% sodium sulphite, water/ 2% sodium sulphit
Publicado em: 2006