40 Custom manufacture and assembly of products for others, namely, manufacturing and processing plastic monomers, plastic moulding compounds, plastic resins and their semi-finished products, namely, methacrylic acid, methyl methacrylate, butyl methacrylate, methyl tert-butyl ether, hydroxy esters, polymethyl methacrylate and thermoplastic methacrylate resins; polymerising of chemicals; processing of chemicals; treatment and processing of plastic monomers based on acrylates, namely, methacrylic acid, methyl methacrylate, butyl methacrylate, for plastics production, for the automotive, solar, electric, paint, adhesive and construction industries; treatment and conversion of materials for processing plastic monomers, plastic moulding compounds, plastic resins and their semi-finished products, in particular of methacrylic acid, methyl methacrylate, butyl methacrylate, methyl tert-butyl ether, hydroxy esters, polymethyl methacrylate and thermoplastic methacrylate resins; treatment and conversion of materials for processing chemicals; treatment and conversion of materials for the treatment and processing of plastic monomers based on acrylates, in particular methacrylic acid, methyl methacrylate, butyl methacrylate, for plastics production, for the automotive, solar, electric, paint, adhesive and construction industries; providing material treatment information; treatment of plastic materials; treatment of plastic materials, namely, laminating plastics; treatment of plastic materials to produce plastic mouldings; machining of plastics; extrusion of plastics; laminating of plastic sheets; catalytic conversion of chemical compounds