CHEMICALS, NAMELY, SILICIC-ACID ESTERS, AQUEOUS SILICA SOLS AND BINDERS FOR FOUNDRY USE; CHEMICAL COMPOSITIONS COMPRISING SILICIC-ACID ESTERS, CHEMICAL COMPOSITIONS COMPRISING AQUEOUS SILICA SOLS, AND CHEMICAL COMPOSITIONS COMPRISING SILICIC-ACID ESTERS AS WELL AS AQUEOUS SILICA SOLS FOR USE IN THE CHEMICALS, [ PLASTICS,] METALLURGICAL, FOUNDRY, [ GLASS, PAPER,] CERAMICS, [ PHOTOGRAPHY, AGRICULTURAL, HORTICULTURAL, FORESTRY, COMMERCIAL AND RESIDENTIAL BUILDING, CONSTRUCTION, AUTOMOBILE, AUTOM...

chemicals, namely, siliceous binding agents for the foundry industry

LIQUID TETRA(ARYL AND/OR ALKYL) SILICATES AND PARTIAL CONDENSATES THEREOF FOR USE AS BINDING AGENTS FOR REFRACTORY MATERIALS, SURFACING AGENTS FOR STONE AND SIMILAR MATERIALS, AND AS HEAT TRANSFER LIQUIDS, HYDRAULIC FLUIDS, AND AGENTS FOR MODIFYING LUBRICANTS AND POLISHES