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Organic Compounds -- Part Of The Class 532-570 Series > Azo Compounds Containing Formaldehyde Reaction Product As The Coupling Component > Carbohydrates Or Derivatives > Cellulose Or Derivative > Esters EstersEsters patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.06/29/06 - 20060142559 - Cellulose ester having improved stability to wet heat wherein (A) and (B) represent the total amount (in terms of molar amount) of residual sulfuric acid in 1 gram of the cellulose ester and the total amount (in terms of molar amount) of calcium contained in 1 gram of the cellulose ester, respectively. ... // - 0.5<(B)/(A)<1.5 - ... 01/05/06 - 20060004192 - Method of preparing a cellulose acylate, cellulose acylate film, polarizing plate, and liquid crystal display device A method of preparing a cellulose acylate of a specific substitution degree, which includes: adding at least one selected from the group consisting of water and a carboxylic acid having 2 to 7 carbon atoms, as an activating agent, to a cellulose; and applying at least one treatment selected from ... 10/20/05 - 20050234231 - Cellulose acylate film and method for producing the same A cellulose acylate film showing 10 marks/M2 or less of adhesion marks and having an in-plane retardation value (Re value) of 0 to 200 nm and a retardation value along the thickness direction (Rth value) of 30 to 500 nm. The cellulose acylate film shows favorable optical uniformity and can ... ### FreshPatents.com Support |