Number | Name | Date | Kind |
---|---|---|---|
4167464 | George | Sep 1979 | A |
4248685 | Beede et al. | Feb 1981 | A |
4486489 | George | Dec 1984 | A |
4857610 | Chmelir et al. | Aug 1989 | A |
5059664 | Yada et al. | Oct 1991 | A |
5196456 | Nguyen et al. | Mar 1993 | A |
5453323 | Chambers et al. | Sep 1995 | A |
5610204 | Lai | Mar 1997 | A |
5837789 | Stockhausen et al. | Nov 1998 | A |
5883158 | Nambu et al. | Mar 1999 | A |
6203484 | Lepore et al. | Mar 2001 | B1 |
6297335 | Funk et al. | Oct 2001 | B1 |
Entry |
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Modern Superabsorbent Polymer Technology, edited by Fredric L. Buchholz and Andrew T. Graham, 1998. |