| 5919412 |
Cellulose fibre |
Heinrich Firgo, Eduard Mulleder |
1999-07-06 |
| 5795522 |
Cellulose fibre |
Heinrich Firgo, Peter Bartsch, Berndt Koll, Eduard Mulleder |
1998-08-18 |
| 5384390 |
Flame-retardant, high temperature resistant polyimide fibers and process for producing the same |
Claus Peter Schobesberger, Klaus Weinrotter, Herbert Griesser |
1995-01-24 |
| 5132388 |
Process of preparing polyimides from dianhydride and diisocyanate in the presence of water, solvent and alkali metal hydroxide |
Klaus Weinrotter, Reinhold Simharl |
1992-07-21 |
| 5120814 |
Method of producing new flame-retardant thermostable homopolyimides, these homopolyimides, a moulded article obtained therefrom and a fibre prouced from these homopolyimides |
Klaus Weinrotter, Herbert Griesser |
1992-06-09 |
| 5066760 |
Mixed polyimides and process for preparing them |
Klaus Weinrotter, Reinhold Simharl |
1991-11-19 |