![]() ![]() Beside them, there are JIS A 9002 “Preservative treatments of wood products by pressure processes” and JIS A 9104” Wood crossties treated with preservatives by pressure processes -Specification-”. JIS K 1571 is of importance to specify the performance requirements of preservatives and test methods for determining effectiveness. Present preservatives for pressure treatment specified in JIS K 1570 (2010) are ACQ-1, ACQ-2 (Ammoniacal Copper Quaternary), CUAZ (Copper azole compound), AAC-1, AAC-2 (Quaternary ammonium compound), BAAC (Boron, quaternary ammonium compound), SAAC (Quaternary ammonium non-ester pyrethroid compound), AZAAC (Azole quaternary ammonium non-ester pyrethroid compound), AZNA (Azole-quaternary ammonium neonicotinoid compound) as water borne preservatives, and NCU-E, NZN-E, VZN-E (Fatty acid metal salt compound), NCU-O, NZN-O (naphthenic acid metal salt compound), AZN(Azole-neonicotinoid compound), A (Creosote oil) as oil-type preservatives. Both of JIS are of important for the certification of wood preservatives and treated wood products. In the current JIS, 2 major are JIS K 1570 “Wood preservatives” and JIS K 1571 “Wood preservatives - Performance requirements and their test methods for determining effectiveness”. There are 2 national standards related to wood protection, JIS and JAS. There are 4 industry groups related to wood protection Japan Wood Protection Association, Japan Wood Preservers Industry Association, The Japan Termite Control Association, and Japan Wood Preservatives Industry Association. ![]() ![]() In order to avoid using complex or colloquial terms throughout this document go to the Acronyms webpage which provides explanations of the abbreviations used. These regions are subdivided as content permits. In this regard, we have included the following regions, Africa, Asia, Europe, North America, Latin America, and Oceania. To adequately describe the current state of Wood Protection requires an approach that involves viewpoints from various regions of the world, and within some of those regions, a country by country approach. ![]()
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