共 10 条
- [1] CALDWELL JR, 1965, Patent No. 1450704
- [2] EDWARDS WM, 1962, Patent No. 898651
- [3] BENZIMIDAZOLE- AND OXADIAZOLE-MODIFIED AROMATIC POLYIMIDES [J]. JOURNAL OF POLYMER SCIENCE PART A-1-POLYMER CHEMISTRY, 1968, 6 (1PA1): : 215 - &
- [4] HOPP H, 1961, MAKROMOL CHEM, V47, P93
- [5] PRESTON J, 1967, Patent No. 3354120
- [6] ROBINSON F, 1966, J POLYM SCI A1, V4, P2093
- [7] SARZHEVSKAYA VP, 1964, UKR KHIM ZH, V30, P83
- [8] SHONO T, 1967, KOGYO KAGAKU ZASSHI, V70, P1250
- [10] YWAKURA Y, 1964, MAKROMOL CHEM, V77, P33