For almost half a century Thor's innovative and technologically advanced chemicals have been improving the way we live. Often unseen by their users, Thor products can be found in a variety of industries from newspapers to cosmetics, from building and construction to high fashion. With production units and operating companies strategically located in 13 countries worldwide, Thor's activities centre on the production and supply of a wide range of speciality biocides and textile chemicals. Our technical expertise and experience and ongoing commitment to research and development has firmly established Thor as a leading manufacturer of isothiazolinone based biocides and an acknowledged world leader in the development of flame retardant chemicals.