Number | Date | Country | Kind |
---|---|---|---|
52-136459 | Nov 1977 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2683668 | Godshalk | Jul 1954 | |
3401137 | Finelli | Sep 1968 | |
3440224 | Impola | Apr 1969 | |
3620996 | Matsumura | Nov 1971 | |
3661862 | Bonin | May 1972 | |
4001164 | Chu | Jan 1977 | |
4123412 | Fukuda | Oct 1978 |
Entry |
---|
D. N. Buttrey, "Plasticizers" 2nd ed., Franklin Pub. Co., Palisade, New Jersey, 1960, pp. 5-17 and 71-79. |