IRG Documents Database and Compendium


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Risk assessment of energetic valorization of treated wood - wooden recycling
1996 - IRG/WP 96-50072
The most useful method for the valorization of wood wastes and wooden wastes is energetic valorization. In France the percentage of wood treated by antisaptain products is around 30%. Currently with the growing regulation, there is a need for cleaner methods and technology to allow sustainable valorization. The preservatives concerned are common organochlorine compounds (NaPCP) less used nowadays ...
G Deroubaix, P Marchal, G Labat


Antifungal activity of wood extractives from waste products of steam distillation of Aniba rosaeodora
2012 - IRG/WP 12-10779
Aniba rosaeodora, is a slow growing evergreens of the Lauraceae family which are indigenous over a wide range of the Greater Amazon Region (the Guianas and Venezuela, Brazilian Amazon…). The essential oil obtained from the wood has a characteristic aroma and is a long-established ingredient in the more expensive perfumes. Around the olfactive characteristic of the essential oil is due to the pre...
N Amusant, A Digeon, E Hoüel, J Beauchène


Potential valorization of wood extractives from waste products of steam distillation of Aniba rosaeodora: antitermitic activity
2013 - IRG/WP 13-30629
Aniba rosaeodora, is a slow growing evergreens of the Lauraceae family which are indigenous over a wide range of the Greater Amazon Region (the Guianas and Venezuela, Brazilian Amazon…). The essential oil obtained from the wood has a characteristic aroma and is a long-established ingredient in the more expensive perfumes. The wood is also composed with alkaloid compounds like anibin. These compo...
N Amusant, A Digeon


Chemical defense of trees and wood natural durability: from protection to valorization
2019 - IRG/WP 19-10943
Natural durability of wood is defined as “the inherent resistance of wood against various wood-destroying organisms” (European standard EN 350-1). This property is due in particular to heartwood extractives. However, the wood natural durability is included in a wider defense system, and other organs such as bark and roots also host protective compounds. Studying the mechanisms on which global ...
E Houel, D Stien, N Amusant


Wood natural durability an asset to the circular economy of wood industry: valorization of waste from sawmills for the cosmetics sector through the ValorExtr@ct project
2019 - IRG/WP 19-10954
The French Guiana ‘s forest is characterized by its incredible biodiversity; more than 1200 wood species have been listed to date. Some argue that this diversity would be linked to the hot, humid climate with no seasonal variation, which would be ideal conditions for the installation of a constant "arms race" between predators and prey. Thus, to cope with biotic and abiotic attacks, wood species...
N Amusant, J Passelande, D Fernand, J Beauchene, E Houel, M Royer


From wood protection to health protection: larvicidal potential of formulations containing Sextonia rubra wood residues extract against Aedes aegypti mosquitoes
2020 - IRG/WP 20-10968
French Guiana is a French overseas territory almost entirely covered by Amazonian rainforest and characterized by its incredible biodiversity. Several woody species harboured by this tropical forest are exploited sustainably for timber industry. They are commercialized notably for carpentry and outdoor applications because of their remarkable natural durability. Among them, stand Dicorynia guianen...
E Cervil, N Amusant, E Wozniak, I Dusfour, J-B Duchemin, D Azam, M Coke, E Houël