Title: Stripping aids for cellulose ester film
Application Number: 85100954 Application Date: 1985.04.01
Publication Number: 1006703 Publication Date: 1987.01.10
Approval Pub. Date: Granted Pub. Date: 1989.11.29
International Classifi-cation: C08K5/50,C08L1/10
Applicant(s) Name: Agfa-Gevaert Naamloze Vennootschap Address:
Inventor(s) Name:
Attorney & Agent: LUO HONG LIU YUANJIN
Abstract:
     Film-forming cellulose ester compositions containing at least one solvent and at least one phosphate as stripping aid, said phosphate being a mono-or di-C12-C20 alkyl phosphate, the non-esterified hydroxyl group(s) of which is (are) in the free acid form. The invention also relates to a method of manufacturing cellulose ester film, comprising adding to cellulose ester, at least one solvent and at least one above defined phosphate, casting the resulting filmforming cellulose ester composition on a smooth casting surface, and ipping said cellulose ester composition in the form of a film.
Time: 7
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