Polyurethane adhesive useful especially for laminating applications is derived from polyisocyanate component and polyester-polyol component based on hydroxy-carboxylic acids, especially lactic acid

摘要

Polyurethane adhesive derived from (A) polyester-polyols and (B) polyisocyanates, in which (A) are based on 2-5C hydroxy-carboxylic acid(s).