Number | Name | Date | Kind |
---|---|---|---|
3454504 | Murai et al. | Jul 1969 | |
4309509 | Wood | Jan 1982 | |
4431455 | Brown et al. | Feb 1984 | |
4751253 | Tylenda | Jun 1988 | |
4791146 | Tylenda | Dec 1988 | |
4929646 | Nichols et al. | May 1990 | |
4936917 | Harakal et al. | Jun 1990 | |
5614566 | Burkhart et al. | Mar 1997 |
Number | Date | Country |
---|---|---|
WO9637533 | Nov 1996 | WOX |
Entry |
---|
Ron Herrington and Kathy Hock; "Flexible Polyurethane Foams"; Dow Plastics p. 2.31, 1991. |