申请人:Université de Liège
公开号:EP4015563A1
公开(公告)日:2022-06-22
The present invention relates to a curable isocyanate-free formulation for preparing a polyurethane self-blowing foam comprising at least one multifunctional cyclic carbonate having at least two cyclic carbonate groups at the end of the chain (compound A), at least one multifunctional amine (compound B), at least one masked thiol precursor (compound C) and optionally at least one catalyst (compound D), to a process for preparing said foams and to the thus obtained foams.
本发明涉及一种不含异氰酸酯的可固化制剂,用于制备聚氨酯自发泡,该制剂包含至少一种多功能环状碳酸酯,其链末端至少有两个环状碳酸酯基团(化合物 A)、至少一种多功能胺(化合物 B)、至少一种掩蔽硫醇前体(化合物 C)和可选的至少一种催化剂(化合物 D);本发明还涉及制备上述泡沫的工艺以及由此获得的泡沫。