Number | Name | Date | Kind |
---|---|---|---|
3416952 | McIntyre et al. | Dec 1968 | |
4049621 | Gilkey et al. | Sep 1977 | |
4077944 | Weinberg et al. | Mar 1978 | |
4116942 | Weinberg et al. | Sep 1978 | |
4143057 | Weinberg et al. | Mar 1979 | |
4156072 | Weinberg et al. | May 1979 |
Entry |
---|
D. Coleman-Block Copolymers: Copolymerization of Ethylene Terephthalate and Polyoxyethylene Glycols-J.P.S. vol XIV pp. 15-28 (1954). |