Number | Date | Country | Kind |
---|---|---|---|
61-48456 | Mar 1986 | JPX | |
61-213725 | Sep 1986 | JPX | |
61-224838 | Sep 1986 | JPX | |
62-11248 | Jan 1987 | JPX |
This application is a division of application Ser. No. 07/350,777, filed May 12, 1989 now abandoned, which in turn is a continuation-in-part application of Ser. No. 021,791 filed on Mar. 4, 1987 now abandoned.
Number | Name | Date | Kind |
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2574902 | Bechtold et al. | Nov 1951 | |
2739076 | Iler | Mar 1956 | |
2765242 | Alexander et al. | Oct 1956 | |
2886460 | Alexander et al. | May 1959 | |
2921913 | Alexander | Jan 1960 | |
3336235 | Mindick et al. | Aug 1967 | |
3699049 | Pluta et al. | Oct 1972 | |
4818581 | Katoh et al. | Apr 1989 | |
4990400 | Endo et al. | Feb 1991 | |
5106681 | Endo et al. | Apr 1992 |
Number | Date | Country |
---|---|---|
0075545 | Mar 1983 | EPX |
Entry |
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Patent Abstract of Japan, vol. 10, No. 123 (C-344 [2180], May 8, 1989 (English Abstract of Japanese Published Patent Appln. 60-251106). |
Van Helden, et al. "Preparation and Characterization of Spherical Monodisperse Silica Dispersions in Nonaqueous Solvents", Journal of Colloids and Interfacial Science, 81, pp. 354-368 (1981). |
Ballard, et al., "Esterification of the Surface of Amorphous Silica", Journal of Physical Chemistry, 65, pp. 20-25 (1961). |
Chemical Abstract, 95:63614k, vol. 95 (1981), p. 67 "Silica Containing Polyester Fibers". |
Chemical Abstract, 98:200735d, vol. 98 (1983), p. 131, "Silica Powder Homogeneously Dispersable . . . ". |
Number | Date | Country | |
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Parent | 350777 | May 1989 |
Number | Date | Country | |
---|---|---|---|
Parent | 21791 | Mar 1987 |