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Water-absorbing, expanded, crosslinked polymers, the production and use thereof Grant 6,136,873 - Hahnle , et al. October 24, 2 | 2000-10-24 |
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Formaldehyde-free aqueous binders Grant 6,071,994 - Hummerich , et al. June 6, 2 | 2000-06-06 |
Biodegradable polymers, preparation thereof and use thereof for producing biodegradable moldings Grant 6,018,004 - Warzelhan , et al. January 25, 2 | 2000-01-25 |
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Biodegradable polymers, the preparation thereof and the use thereof for the production of biodegradable moldings Grant 5,863,991 - Warzelhan , et al. January 26, 1 | 1999-01-26 |
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Biodegradable polymers, the preparation thereof and the use thereof for producing biodegradable moldings Grant 5,817,721 - Warzelhan , et al. October 6, 1 | 1998-10-06 |
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Preparation of products of the reaction of polyaspartimide and amino acids and the use thereof Grant 5,639,832 - Kroner , et al. June 17, 1 | 1997-06-17 |
Low viscosity mixtures of amphiphilic nonionic graft copolymers and viscosity-reducing additives Grant 5,635,554 - Boeckh , et al. June 3, 1 | 1997-06-03 |
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Polycocondensates based on aspartic acid, their preparation and their use Grant 5,574,113 - Kroner , et al. November 12, 1 | 1996-11-12 |
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