| 摘要 |
The invention relates to a novel type of polycondensable composition and a method for the polycondensation thereof. Said composition comprises the following for successive or simultaneous addition: (a) an isocyanate sub-composition including a a free isocyanate function; (b) an alcohol sub-composition comprising at least one diol; (c) at least one monomer containing a cyclic ether function, including epoxy, and/or a lactone function; (d) a basic catalyst which can dimerize and/or trimerize the isocyanate unit. The invention can be used in the coating industry. |
