共 5 条
[2]
Bayer O., 1950, RUBBER CHEM TECHNOL, V23, P812
[3]
DAVIS CC, 1937, CHEMISTRY TECHNOLOGY, P427
[4]
GHATGE ND, 1965, RUBBER NEWS, V5, P22
[5]
SANDERS JH, 1962, POLYURETHANES CHEMIS, V1, P50