Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adeka Corp
Original Assignee
Asahi Denka Kogyo KK
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Filing date
Publication date
Application filed by Asahi Denka Kogyo KKfiledCriticalAsahi Denka Kogyo KK
Priority to JP51135748ApriorityCriticalpatent/JPS5936924B2/en
Publication of JPS5359792ApublicationCriticalpatent/JPS5359792A/en
Publication of JPS5936924B2publicationCriticalpatent/JPS5936924B2/en
PURPOSE: To prepare a flame-retardant and highly stable polyurethane of good dimensional stability by the reaction of a polyisocyanate with a polyhydroxyl compound obtained by the reaction between hexamethylene tetramine and a phenol, and then further with an alkylene oxide.