Baycoll AS 1155 Polyester polyol Bayer PU - Polyols >> Polyester ADHESIVE >> Reactive system Slightly branched polyester polyol Solvent-free, slightly yellowish, viscous liquid Baycoll AS 1155 is a polyester polyol that is suitable for combination with polyisocyanates in the formulation of solvent-free adhesives. Baycoll AS 1155 can be combined with various polyisocyanates to formulate adhesives for many different materials, e.g. wood, metal and plastic. Baycoll AS 1155 is suitable for use in the formulation of solvent-free reactive adhesives. Baycoll AS 1155 can be thinned with solvents such as esters, ketones and aromatics. Only PU grade solvents should be used (< 0.05 % by wt. water). Solvent-free, slightly yellowish, slightly branched polyester polyol. Suits for combination with polyisocyanates in the formulation of solvent-free reactive adhesives and for adhesives used on many different materials (wood, metal and plastic).