JSYA-DDAC DDAC Wood Preservative is didecyldimethylammonium chloride quaternary ammonium biocide with CAS 7173-51-5. It is specially developed for solid timber treatment and outdoor wooden fence preservation. This waterborne wood treatment agent penetrates deep into wood fiber, inhibiting wood-rotting fungi and mildew spores. It prevents timber decay, black stain and discoloration for outdoor wooden fences, garden lumber and landscape timber exposed under humid weather. It can be applied via dip
JSYA-DDAC is colorless to pale yellow transparent liquid. As cationic quaternary ammonium compound, it adsorbs on fungal cell membrane and disrupts cell metabolism, stopping fungal spore germination and spread. It has excellent penetration performance into porous wood substrate. It does not cause severe wood discoloration and maintains the natural texture of timber and fence boards. It is easy to dilute with clean water for wood processing plants.
Main advantages:
Typical applications:
JSYA-DDAC DDAC wood preservative is widely used in landscape and timber industry. It delivers long-term anti-rot and anti-mildew protection for outdoor wooden fence and timber, extending service life of garden wood products.

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