Ad
related to: wood preservation pdf free
Search results
Results from the WOW.Com Content Network
When free hydroxyl groups are transformed to acetoxy groups, the ability of the wood to absorb water is greatly reduced, rendering the wood more dimensionally stable and, because it is no longer digestible, extremely durable. In general, softwoods naturally have an acetyl content from 0.5 to 1.5% and more durable hardwoods from 2 to 4.5%.
Furniture conservation and restoration can be divided into two general areas: structure and finish. Structure generally relates to wood and can be divided into solid, joined, and veneered wood. The finish of furniture can be painted or transparent. [1] Furniture has existed throughout all the years of human existence.
Waterlogged wood is a wooden object that has been submerged or partially submerged in water and has affected the original intended purpose or look of the object. . Waterlogged wood objects can also include wood found within moist soil from archaeological sites, underwater archaeology, maritime debris, or damaged w
The five common chemical agents that damage wood are: Light – Creates a chemical reaction within the cell walls of wood, leading to a change in color or texture; Acids – Cause wood to become brittle. Alkalies – Cause the fibers of the wood to separate and break down. Salts – Similar to alkalies, salts break down the fibers of wood.
Wood is a very absorbing material based on its environment. Thus, depending on the amount of water that is exposed in the air, the wood can expand and contract easily, changing the physical condition of the object. [19] This is the reason why wood material needs to be kept in a high controlled and consistent temperature and humidity levels.
Chromated copper arsenate (CCA) is a wood preservative containing compounds of chromium, copper, and arsenic, in various proportions. It is used to impregnate timber and other wood products, especially those intended for outdoor use, in order to protect them from attack by microbes and insects. Like other copper-based wood preservatives, it ...
Wood degradation is a complex process influenced by various biological, chemical, and environmental factors. It significantly impacts the durability and longevity of wood products and structures, necessitating effective preservation and protection strategies.
Traditional houses in Naoshima, Kagawa clad with yakisugi panels Close-up view of charred yakisugi board Yakisugi treated wood used in a box for sunglasses. Yakisugi (Japanese: 焼 杉, lit. ' burnt Japanese cedar ' [1]) is a traditional, very old Japanese method of wood preservation.
Ad
related to: wood preservation pdf free