Number | Date | Country | Kind |
---|---|---|---|
4005763 | Feb 1990 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3479325 | Blomeyer et al. | Nov 1969 | |
3992316 | Pedain et al. | Nov 1976 | |
4292350 | Kubitza | Sep 1981 | |
4383070 | Markusch et al. | May 1983 | |
4442279 | Fauss et al. | Apr 1984 | |
4560494 | Druetzler | Dec 1985 | |
4857623 | Emmerling et al. | Aug 1989 | |
5081203 | Pedain et al. | Jan 1992 |
Number | Date | Country |
---|---|---|
1488647 | Oct 1977 | GBX |
Entry |
---|
G. Oertel, Polyurethane Handbook, 1985, p. 14. |