申请人:CIBA-GEIGY AG
公开号:EP0367714A1
公开(公告)日:1990-05-09
The present invention provides a polyurethane or polyisocyanurate having incorporated therein a flame retardant amount of a melamine phosphonic acid salt of the general formula (I)
in which R is a C₁-C₂ alkyl group, a C₅-C₆ cycloalkyl group, a C₆-C₁₂ aryl group or a C₇-C₁₄ aralkyl group, R being unsubstituted or substituted by one or more of chlorine, bromine, hydroxy, amino, cyano or carboxy; R¹ is hydrogen, C₁-C₆ alkyl or C₆-C₁₂ aryl which is unsubstituted or substituted by one or more of chlorine, bromine or hydroxy, or R¹ is a negative valency bond; and n is 1, or 2 when R¹ is a negative valency bond, provided that when R is methyl, R¹ is not hydrogen, methyl or a negative valency bond and when R is phenyl R¹ is not hydrogen or a negative valency bond.
本发明提供了一种聚氨酯或聚异氰脲酸酯,其中含有一定量的通式 (I) 的三聚氰胺膦酸盐的阻燃剂
其中 R 是 C₁-C₂ 烷基、C₅-C₆ 环烷基、C₆-C₁₂ 芳基或 C₇-C₁₄ 芳烷基,R 未被取代或被氯、溴、羟基、氨基、氰基或羧基中的一个或多个取代;R¹ 是氢、C₁-C₆ 烷基或 C₆-C₁₂ 芳基,其未被取代或被氯、溴或羟基中的一种或多种取代,或者 R¹ 是负价键;且 n 为 1,或当 R¹ 为负价键时为 2,条件是当 R 为甲基时,R¹ 不是氢、甲基或负价键,而当 R 为苯基时,R¹ 不是氢或负价键。