This Korean Industrial Standard specifies liquid unsaturated polyester resins(hereafter referred to as the "resin liquid") capable of manufacturing casting plate and laminated sheet for fiber reinforced plastics. However, except the resin liquids added with allyl series(1) or additives(2). Note (1) The allyl series mean the resin liquid made of allyl compounds as the monomer such as diallylphthalate, triallylcyanurate, etc. (2) Additives mean the fillers and extenders such as calcium carbonate, aluminium hydroxide, etc. Remark Normative references to this standard are as given in Attached Table.