Results 61 to 70 of about 553,345 (301)

Resistência natural de seis espécies de madeiras da região amazônica a fungos apodrecedores, em ensaios de laboratório

open access: yesCiência Florestal, 2006
This study evaluated the natural resistance of six Amazonian wood species: Aspidosperma desmanthum (Araracanga), Parinari excelsa (Parinari), Mouriri callocarpa (Miraúba), Marmaroxylon racemosum (Angelim-rajado), Peltogyne paniculata (Roxinho) e ...
Marcus Vinicius Da Silva Alves   +3 more
doaj  

Phytochemical investigation from wood residues of Dalbergia spruceana Benth [PDF]

open access: yesJournal of the Serbian Chemical Society
Dalbergia spruceana Benth (Fabaceae: Papilionoideae), known in the Brazilian Amazon as ¨jacarandá-do-pará” recognized for the natural resistance of its wood has little scientific information about its secondary metabolism.
Ramos Helena Garcia   +5 more
doaj   +1 more source

Natural linoleum as a composite material based on wood floor and linseed oil [PDF]

open access: yes, 2012
The article analyses one of the technologies for wood complex use and outlines the technology for the production of natural linoleum. The paper describes useful properties of one of the components of the referred floor covering (linseed oil) as well as ...
Shiryaev, V. V.
core  

Use of natural resins in repairing damaged timber beams – An experimental investigation [PDF]

open access: yes, 2019
Different techniques including the application of steel elements, composite materials and polymeric resins have been used in the past to repair damaged timber beams.
Benedetti, G   +3 more
core   +3 more sources

Evaluation of the association between natural mold resistance and chemical components of nine wood species [PDF]

open access: yesBioResources, 2018
The association between natural mold resistance and the wood’s chemical components was studied for nine wood species. The mold resistance of the different wood species was tested by artificially accelerated tests and scanning electron microscopy (SEM). The chemical components were analyzed by gas chromatography-mass spectrometry (GC-MS).
Jing Feng   +5 more
openaire   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

The Curing Characteristics and Mechanical Properties of Wood Sawdust/Carbon Black Filled Ethylene Propylene Diene Rubber Composites

open access: yesWalailak Journal of Science and Technology, 2011
In this research work, ethylene propylene diene rubber (EPDM) composites were prepared by incorporating wood sawdust and carbon black on a 2 roll mill.
Prachid SARAMOLEE, Saranyoo BUNLOY
doaj   +1 more source

Impact of Wetting–Drying Cycles on the Mechanical Properties and Microstructure of Wood Waste–Gypsum Composites [PDF]

open access: yes, 2019
Large amounts of wood waste are generated each year in the world. In an attempt to identify a good recovery option for those residues, wood waste from construction and demolition works were used as raw materials in gypsum plasters.
Morales Conde, María Jesús   +3 more
core   +1 more source

Cool Kitchen: Processing Starch and Eggshell Powder into Sustainable Coatings for Passive Daytime Cooling

open access: yesAdvanced Functional Materials, EarlyView.
A food‐grade cooling composite made from starch and recycled eggshell powder offers a scalable, ultra‐low‐cost solution for passive daytime radiative cooling. Easily prepared using basic kitchen tools, this material empowers communities, even in areas with limited infrastructure, to stay cooler during worsening summer heat waves.
Qimeng Song   +3 more
wiley   +1 more source

MECHANICAL PROPERTIES OF WOOD-PLASTIC COMPOSITE MADE FROM PARTICLEBOARD AND MDF WASTES AND POLYETHYLENE (HDPE) WASTES [PDF]

open access: yesتحقیقات علوم چوب و کاغذ ایران, 2005
The possibility of producing wood-plastic panels using melt blend method was studied in this research and mechanical properties of the panels including flexural modulus, flexural strength, screw and nail withdrawal resistance, and impact strength were ...
Majid Chaharmahali   +3 more
doaj   +1 more source

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