1 Chemical bonding preparations for industrial purposes, namely, latex polymer admixture bonding agent for concrete, mortar, plaster, tile, brick, stone, marble, and grout for use in building; Waterproofing chemical compositions for articles of masonry, tile, and other building and constructions surfaces, such as swimming pools, interior building surfaces, and exterior building surfaces; Polymeric additives in chemical form for the manufacture or processing of mortars, grouts, plasters, stuccos, concrete, and other cementitious mixes; Latex additives in chemical form for the manufacture or processing of mortars, grouts, plasters, stuccos, concrete, and other cementitious mixes; Waterproofing membranes in liquid polymer rubber chemical form for use in the construction, repair, and maintenance of buildings