This application is a continuation-in-part of U.S. patent application Ser. No. 08/842,242 filed Apr. 23, 1997.
Number | Name | Date | Kind |
---|---|---|---|
3356727 | Koebner et al. | Dec 1967 | |
3449431 | Swenson et al. | Jun 1969 | |
3457312 | Miller, Jr. et al. | Jul 1969 | |
3494962 | Miller, Jr. et al. | Feb 1970 | |
4416808 | Blaschke et al. | Nov 1983 | |
4548744 | Connor | Oct 1985 | |
4561998 | Wertz et al. | Dec 1985 | |
5164121 | Smith et al. | Nov 1992 |
Number | Date | Country |
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42188 | Dec 1981 | EPX |
Entry |
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"Cationic Surfactants: Organic Chemistry", J. M. Richmond, ed., Marcel Dekker, Inc., New York, pp. 275-295, 1990 no month available. |
"Kirk-Othmer Encyclopedia of Chemical Technology", 3rd ed., M. Grayson, ed., vol. 2, pp. 259-271, 1985 no month available. |
Number | Date | Country | |
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Parent | 842242 | Apr 1997 |