Title:
METHOD FOR PRODUCING ACYLATED CELLULOSE FILM
Document Type and Number:
Japanese Patent JP3931514
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing an acylated cellulose film excellent in smoothness which can stably peel off a web containing a large amount of a residual solvent during peeling even under high speed film making and can stably convey the web after being peeled off.
SOLUTION: In the method for producing the acylated cellulose film by a solvent cast film making process, the web is peeled off from a metal support, immediately after that, the surface of the web adherent to the support is contacted with the first roll, the surface of the web exposed to the air on the support is contacted with the second roll, and the web is dried.
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Inventors:
Akihiko Takeda
Application Number:
JP2000009002A
Publication Date:
June 20, 2007
Filing Date:
January 18, 2000
Export Citation:
Assignee:
Konica Minolta Holdings Co., Ltd.
International Classes:
B29C41/24; C08J5/18; B29C41/28; B29D7/01; C08L1/14; B29K1/00; B29L7/00; (IPC1-7): B29C41/24; C08J5/18; C08L1/14; //B29K1:00
Domestic Patent References:
| JP11090944A | ||||
| JP5185443A | ||||
| JP11235728A | ||||
| JP62290714A | ||||
| JP4070312A | ||||
| JP5501089A | ||||
| JP4080007A | ||||
| JP11077718A | ||||
| JP9085757A | ||||
| JP9327837A |
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