Anti-fogging agent [chemical product]; anti-fogging agent for glass [chemical products]; chemicals for coating of fabrics, furs, leather, fleece and textiles; chemicals for the impregnation of fabrics, furs, leather, fleece and textiles; chemicals used for leather treatments; chemical products as additives for concrete; chemical products for the treatment of metals; chemical product for the treatment of metal surfaces; chemical products for the floor treatment; chemical products for the electrical industry; chemical products for the production of flame retardant coatings; chemical products for agriculture; chemical products for commercial and scientific purposes; chemical products for commercial purposes for the production of varnish; chemical products for the production of colorants; chemical products for processing leather; chemical products for the production of protective coatings; chemical impregnation products for leather; chemical products and preparations for processing leather; chemical products for sealing surfaces; chemical compounds for sealing purposes in the building industry; chemical sealing products; chemical sealing products for closing leaks in oil tanks; chemical sealing products for use in the building industry; chemical sealing products for use in the construction industry; sealing [chemical products] for bricks; waterproof protective coatings for surfaces [chemical, paints excluded]