公开(公告)号：US3880784A

公开(公告)日：1975-04-29

申请号：US42729073

申请日：1973-12-21

Applicant: BAYER AG

Inventor： WAGNER KUNO ,  SCHROER WALTER

IPC: C08K5/06 ,  C08G22/04

CPC classification number: C08K5/06 ,  C08K5/05 ,  C08L75/00

Abstract: Stable solutions of diisocyanate polyaddition products in a solvent mixture containing: (a) inert organic solvents, (b) primary and/or secondary alcohols and (c) semiacetals of formaldehyde and the process of preparing such solutions.

Abstract translation: 二异氰酸酯加成产物在含有（a）惰性有机溶剂，（b）伯和/或仲醇和（c）甲醛半缩醛）的溶剂混合物中的稳定溶液以及制备这些溶液的方法。