| 摘要 |
PCT No. PCT/BR85/00008 Sec. 371 Date Jun. 10, 1986 Sec. 102(e) Date Jun. 10, 1986 PCT Filed Sep. 30, 1985 PCT Pub. No. WO86/02095 PCT Pub. Date Apr. 10, 1986.There is described a process for the preparation of cellulose film, comprising the steps of preparing a culture medium having as nutrients sources of nitrogen and of carbohydrate, seeding this medium with a culture of acetobacter, species Xylinium; incubating the culture at temperatures which permit bacterial activity for a time suitable to the final intended use of the film, and removing the formed film from the culture medium for dehydration in a distended state. The film thus prepared is suitable for use as an artificial skin graft, a separating membrane, or artificial leather.
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