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Class Information
Number: 536/83
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carbohydrates or derivatives > Cellulose or derivative > Esters > Carboxylic acid esters > Acetates > Halogen containing compound utilized in process
Description: Processes in which a halogen containing compound is utilized in the formation of cellulose acetate.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5977346 |
Fatty acid ester of cellulose, cellulose diacetate and processes for the preparation thereof |
Nov. 2, 1999 |
| 5532350 |
Crosslinked polysaccharides useful as absorbent materials |
Jul. 2, 1996 |
| 5378828 |
Process for preparing soluble alkali metal salts of cellulose sulfate using chlorosulfuric acid and pyridine |
Jan. 3, 1995 |
| 5294703 |
Process for preparing .alpha.-D-cellobiose octaacetate |
Mar. 15, 1994 |
| 5026841 |
Process for the preparation of finely divided porous cellulose particles |
Jun. 25, 1991 |
| 4997935 |
Modified cellulose for biocompatible dialysis membranes III and process for preparation thereof |
Mar. 5, 1991 |
| 4981960 |
Modified cellulose for biocompatible dialysis membranes IV and process for preparation thereof |
Jan. 1, 1991 |
| 4981959 |
Modified cellulose for biocompatible dialysis membranes II and process for preparation thereof |
Jan. 1, 1991 |
| 4697007 |
Preparation of microcrystalline triacetylcellulose |
Sep. 29, 1987 |
| 4582901 |
Fluorinated cellulose esters and the use thereof as termiticidal compositions |
Apr. 15, 1986 |
| 4487926 |
Fluorine-containing cellulose derivatives |
Dec. 11, 1984 |
| 4038253 |
Photocross-linkable polymers containing pendant diazoester groups |
Jul. 26, 1977 |
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