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| Number | Title | Issue Date |
| 5593778 | Biodegradable copolyester, molded article produced therefrom and process for producing the molded article A biodegradable copolyester having an average molecular weight of at least 50,000 produced by copolymerizing a lactic acid component as the main component with PEG, an aliphatic polyester or a sulfo group-containing ester-forming compound, a molded articl... | 01/14/1997 |
| 5196527 | Porous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrier This invention relates to ion-exchanged fine cellulose particles, porous fine cellulose particles which can be advantageously used as an affinity carrier, and methods of production thereof. These fine particles of the invention have the advantage that the... | 03/23/1993 |
| 5108596 | Borous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrier This invention relates to ion-exchanged fine cellulose particles, porous fine cellulose particles which can be advantageously used as an affinity carrier, and methods of production thereof. These fine particles of the invention have the advantage that the... | 04/28/1992 |
| 5064950 | Fine cellulose particles and process for production thereof Fine crosslinked cellulose particles, wherein (1) said cellulose particles are composed substantially of a II-type cellulose crystalline phase and a non-crystalline cellulose phase, (2) said cellulose particles have a crystallinity, determined by X-ray di... | 11/12/1991 |
| 4946953 | Fine cellulose particles and process for production thereof employing coagulated viscose Fine crosslinked cellulose particles, wherein (1) said cellulose particles are composed substantially of a II-type cellulose crystalline phase and a non-crystalline cellulose phase, (2) said cellulose particles have a crystallinity, determined by X-ray di... | 08/07/1990 |
