申请人:Makhteshim Chemical Works Ltd.
公开号:US04110379A1
公开(公告)日:1978-08-29
Compounds are disclosed of the formula ##STR1## wherein R designates hydrogen or an alkyl group of 1 to 6 carbon atoms, inclusive; R' designates an alkylene group of 2 to 10 carbon atoms, inclusive, or alkylene substituted by a methyl or by a halomethyl group; R" designates hydrogen, an alkyl group of 1 to 4 carbon atoms, inclusive; --R"Z, ##STR2## or C(CH.sub.2 OH).sub.3 X designates chlorine or bromine; Z designates -OH, ##STR3## n is an integer from 1 to 5; and P IS AN INTEGER FROM 0 TO 4. A process for the production of such compounds is also disclosed which comprises reacting one mole or a slight excess of a trihalogenated alkylene oxide of the formula ##STR4## wherein X, R, and p are as defined above, per mole of an alkanolamine or polyamine of the formula ##STR5## wherein R', R", Z, are as defined above, at a temperature between 30.degree. to 90.degree. C and separating the resulting halogenated nitrogen containing polyol. Fire retardant polyurethane foam compositions may be prepared by reacting an organic polyisocyanate, a polyhalogenated nitrogen containing polyol of the formula defined above, an effective quantity of a catalyst for promoting the reaction between the polyisocyanate and the polyols, and a foaming agent.
该专利揭示了以下式子的化合物:##STR1## 其中R代表氢或1至6个碳原子的烷基;R'代表2至10个碳原子的烷基或被甲基或卤甲基取代的烷基;R"代表氢、1至4个碳原子的烷基;-R"Z、##STR2##或C(CH.sub.2 OH).sub.3 X代表氯或溴;Z代表-OH、##STR3## n为1至5的整数;P为0至4的整数。该专利还揭示了一种制备这种化合物的方法,包括在30℃至90℃的温度下,将上述定义的三卤代烷氧化物的1摩尔或略微过量与上述定义的烷基胺或多胺的1摩尔反应,并分离所得的卤代氮含量聚醇。通过反应有机多异氰酸酯、上述定义的多卤代氮含量聚醇、促进多异氰酸酯和聚醇反应的催化剂和发泡剂,可以制备阻燃聚氨酯泡沫组合物。