Number | Date | Country | Kind |
---|---|---|---|
5-065319 | Mar 1993 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2924500 | Huffman et al. | Feb 1960 | |
2924501 | Wagner et al. | Feb 1960 | |
2924502 | Ucci et al. | Feb 1960 |
Number | Date | Country |
---|---|---|
336556 | Oct 1989 | EPX |
359692 | Mar 1990 | EPX |
61-207616 | Sep 1986 | JPX |
62-30024 | Feb 1987 | JPX |
63-12715 | Jan 1988 | JPX |
4-73212 | Mar 1992 | JPX |
2229187 | Sep 1990 | GBX |
2230732 | Oct 1990 | GBX |
Entry |
---|
Patent Abstracts of Japan, vol. 12 No. 148 (C-493) 7 May 1988 & JP-A-62 263 317 (Mitsubishi Rayon Co., Ltd.). |
Patent Abstracts of Japan, vol. 11, No. 43 (C-402) 7 Feb. 1987 & JP-A-61 207 616 (Teijin Ltd.) |
Database WPI Section Ch, Week 7924, Derwent Publications Ltd., London, GB; Class A, AN 79-44895B & JP-A-54 055 622. |
Journal of Applied Polymer Science vol. 40, 1257-1263, 1990 SEN-I Gakkaishi, vol. 48, No. 10 569-575, 1992. |