Chemical products for industrial, scientific and photographic purposes, as well as for land, gardening and forestry purposes, namely, Styrene Maleic Anhydride copolymer including derivates, solutions, powders or beads thereof for use in manufacturing; polymers and polymeric additives for use in the manufacture of industrial products, consumer and household products, coatings and inks, sealants, packaging, electronics and automotive parts; polymer coating agents for paper, textile and leather; unprocessed artificial and synthetic resins for industrial purposes; unprocessed thermoplastic compounds, thermoplastic elastomer resins and thermoplastic concentrates for use in manufacturing in a wide variety of industries; crosslinking agents for industrial purposes; surface active ingredients for general use in the industrial arts, namely, as wetting, spreading, emulsifying, dispersing, viscosity modifier, adhesion promoting and penetrating agents