Number | Date | Country | Kind |
---|---|---|---|
3016170 | Apr 1980 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2886445 | Rosenthal et al. | May 1959 | |
3687865 | Katayama et al. | Aug 1972 | |
3956172 | Saeki et al. | May 1976 | |
4082688 | Egawa et al. | Apr 1978 |
Number | Date | Country |
---|---|---|
352686 | Mar 1975 | AUX |
646758 | Aug 1962 | CAX |
9413 | Sep 1979 | EPX |
2441890 | Mar 1975 | DEX |
2458879 | Jun 1975 | DEX |
2515176 | Oct 1975 | DEX |
2616418 | Nov 1977 | DEX |
2734577 | Feb 1979 | DEX |
3032616 | Mar 1981 | DEX |
2232360 | Jan 1975 | FRX |
929405 | Jun 1963 | GBX |
Entry |
---|
Chemical Abstracts, Band 91, Nr. 4, 23, Jul. 1979, Seite 64, Nr. 22015, Seiffen-Ole-Fette-Wachse, Band 98, Nr. 26, Dec. 1972, Seiten 897-900. |
Gustavson: "The Chemistry of Tanning Processes", Academic Press Inc., New York, (1956), pp. 153-156. |