共 18 条
[11]
SCHWEITZER CE, 1959, J APPL POLYM SCI, V1, P153
[12]
Staudinger H, 1929, LIEBIGS ANN CHEM, V474, P145
[13]
Walker JF., 1953, FORMALDEHYDE
[14]
Walling C. T., 1962, Copolymers, Patent No. [US3027352, 3027352]
[15]
1957, Patent No. 29830
[16]
1957, Patent No. 770717
[17]
1958, Patent No. 41124
[18]
1956, Patent No. 748856