PREPARATION OF ISOCYANURATE-AND/OR URETDIONE-CONTAINING POLYISOCYANATES HAVING A REDUCED COLOR INDEX AND IMPROVED SHELF LIFE, AND PRODUCTS PREPARED BY THIS METHOD,申请号CA19942126285-传众专利搜索

PREPARATION OF ISOCYANURATE-AND/OR URETDIONE-CONTAINING POLYISOCYANATES HAVING A REDUCED COLOR INDEX AND IMPROVED SHELF LIFE, AND PRODUCTS PREPARED BY THIS METHOD

申请公布号：CA2126285(C)

申请号：CA19942126285

申请日期：1994.06.20

申请公布日期：1998.12.22

申请人：

BASF AKTIENGESELLSCHAFT

发明人：BRUCHMANN, BERND;WOLFF, STEFAN;STIEFENHOEFER, KONRAD

分类号：C08G18/02;C07D251/34;C08G18/79;C08G18/83;C08G18/86;(IPC1-7):C07D251/34;C07D229/00;C08G18/10

主分类号：C08G18/02

摘要：of the Disclosure: Isocyanurate- and/or uretdione-containing polyisocyanates having a reduced color index and improved shelf life are prepared by conventional catalytic oligomerization of aliphatic and/or cycloaliphatic diisocyanates and treatment of the oligomerization products with peroxycarboxylic acids.