Process for the preparation of cellulose film, cellulose...

Details Process for the preparation of cellulose film, cellulose... Process for the preparation of cellulose film, cellulose...

C - Chemistry, Metallurgy

12

P

195/140, 167/326

C12P 19/04 (2006.01) A61L 15/16 (2006.01) A61L 27/00 (2006.01) A61L 27/20 (2006.01) A61L 27/60 (2006.01) B01D 71/10 (2006.01) D06N 3/02 (2006.01) A63B 51/02 (2006.01)

Patent

CA 1287006

ABSTRACT: 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 Xylinum; 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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