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发明授权
CN105492485B 基于可再生原料的聚氨酯 有权

基于可再生原料的聚氨酯
摘要：
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两种或多种二元羧酸的混合物和至少一种多元醇，其中两种或多种二元羧酸中的至少一种至少部分由可再生的原料获得。本发明还涉及制备所述聚氨酯的方法和含有所述聚氨酯的模制品，本发明的聚氨酯具有极小的起霜趋势。
摘要（英）：

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.

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