公开(公告)号：US20160152761A1

公开(公告)日：2016-06-02

申请号：US14901833

申请日：2014-06-20

Applicant: BASF SE

Inventor： Henning WETTACH ,  Kathrin ISENBUEGEL

IPC: C08G18/42

CPC classification number: C08G18/4238 ,  C08G18/10 ,  C08G18/664

Abstract: The present invention relates to polyurethanes based on at least one polyisocyanate and at least one polyester polyol, wherein the polyester polyol is based on at least one polyhydric alcohol and a mixture of two or more dicarboxylic acids, wherein at least one of the two or more dicarboxylic acids is at least partly obtained from renewable raw materials, to processes for producing such polyurethanes and also to moldings comprising such polyurethanes. The polyurethanes of the present invention have minimal tendency to bloom.

Abstract translation: 本发明涉及基于至少一种多异氰酸酯和至少一种聚酯多元醇的聚氨酯，其中所述聚酯多元醇基于至少一种多元醇和两种或更多种二羧酸的混合物，其中所述两种或更多种中的至少一种 二羧酸至少部分地由可再生原料获得，制备这种聚氨酯的方法以及包含这种聚氨酯的模制品。 本发明的聚氨酯具有最小的开花倾向。