发明名称 |
Bis(aminoneopentyl) aromatics |
摘要 |
Aromatic-aliphatic diamines of the formula <IMAGE> in which Ar is an arylene or substituted arylene are useful in preparing thermally stable, rigid, polyamides, polyureas and polyurethanes having a repeating unit of the formula <IMAGE> in which Ar is arylene or substituted arylene, X is -NH- or -O-, n is 0 or 1, and R is a divalent organic radical.
|
申请公布号 |
US4564705(A) |
申请公布日期 |
1986.01.14 |
申请号 |
US19810266058 |
申请日期 |
1981.05.21 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
FRAZER, AUGUST H.;HARRIS, JR., JOHN F. |
分类号 |
C07C57/38;C07C57/72;C08G69/26;(IPC1-7):C07C87/28 |
主分类号 |
C07C57/38 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|