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Class Information
Number: 536/98
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carbohydrates or derivatives > Cellulose or derivative > Ethers > Carboxyalkyl or salts thereof > Carboxymethyl or salts thereof
Description: Compounds wherein the etherifying radical is the carboxymethyl radical or a salt thereof.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7541396 |
Method for making carboxyalkyl cellulose |
Jun. 2, 2009 |
| 7351422 |
Hemostatic soluble cellulose fibers containing coagulating protein for treating wound and process for producing the same |
Apr. 1, 2008 |
| 7262181 |
Water soluble cellulose etherified derivatives styptic materials |
Aug. 28, 2007 |
| 6846924 |
Method of producing an absorbent material, an absorbent material and absorbent articles including the material in question |
Jan. 25, 2005 |
| 6686464 |
Cellulose ethers and method of preparing the same |
Feb. 3, 2004 |
| 6686341 |
Nutritional compositions which contain slightly negatively charged, non-digestible polysaccharides and use thereof for reducing transport through tight junctions |
Feb. 3, 2004 |
| 6669863 |
Anionic cellulose ethers having temperature-dependent associative properties |
Dec. 30, 2003 |
| 6610669 |
Water insoluble derivatives of polyanionic polysaccharides |
Aug. 26, 2003 |
| 6593468 |
Essentially fiber-free cellulose ether with improved water retention, method for the production and use thereof |
Jul. 15, 2003 |
| 6482876 |
Agglomerates for the production of an aqueous binder system |
Nov. 19, 2002 |
| 6111011 |
Cellulose ethers containing butenyl groups and use thereof as protective colloids in polymerizations |
Aug. 29, 2000 |
| 6030958 |
Water insoluble derivatives of hyaluronic acid |
Feb. 29, 2000 |
| 5898072 |
Aqueous suspension of a cellulose ether, method for the production thereof, and composition |
Apr. 27, 1999 |
| 5808052 |
Use of cellulose mixed ethers as additives for earth pressure shields |
Sep. 15, 1998 |
| 5804166 |
Low VOC hair sprays containing cellulose ethers |
Sep. 8, 1998 |
| 5801239 |
Process for the preparation of alkali salt of carboxy alkyl cellulose |
Sep. 1, 1998 |
| 5760200 |
Water insoluble derivatives of polyanionic polysaccharides |
Jun. 2, 1998 |
| 5719274 |
Process for the preparation of low molecular weight cellulose ethers |
Feb. 17, 1998 |
| 5589589 |
Process for screening cellulose ethers |
Dec. 31, 1996 |
| 5521100 |
Method of determining the molecular weight distribution of carboxymethylcellulose or a salt thereof |
May. 28, 1996 |
| 5519130 |
Purification process by decomposition of haloalkanolic acid with dehalogenase |
May. 21, 1996 |
| 5476668 |
Base for film-coating pharmaceuticals and method for preparing same |
Dec. 19, 1995 |
| 5463036 |
Carboxymethylcellulose and its use in textile printing |
Oct. 31, 1995 |
| 5455341 |
Highly substituted carboxymethyl sulfoethyl cellulose ethers (CMSEC), a process for their production and their use in textile printing |
Oct. 3, 1995 |
| 5442054 |
Highly substituted sulphoalkycellulose derivatives, especially sulphoethycellulose ether, a process for their preparation and their use as thickening agent for textile printing pastes |
Aug. 15, 1995 |
| 5358561 |
Use of water-soluble sulphoalkyl derivatives of cellulose in gypsum-and cement-containing compounds |
Oct. 25, 1994 |
| 5346542 |
Aqueous dispersion of enteric polymers and a method for producing the same |
Sep. 13, 1994 |
| 5324717 |
Therapeutical composition comprising hydrolyzed carboxylalkyl cellulose |
Jun. 28, 1994 |
| 5252340 |
Method of producing an absorbent composition |
Oct. 12, 1993 |
| 5247072 |
Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof |
Sep. 21, 1993 |
| 5245024 |
Cellulose chromatography support |
Sep. 14, 1993 |
| 5218107 |
Removal of undesirable material from water-soluble cellulose ether aqueous solutions |
Jun. 8, 1993 |
| 5196527 |
Porous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrier |
Mar. 23, 1993 |
| 5166336 |
Method for production of a corn milling residue carboxymethyl ether salt |
Nov. 24, 1992 |
| 5093488 |
Modified chitin for biocompatible dialysis membranes III and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 1992 |
| 5093489 |
Modified chitin for biocompatible dialysis membranes IV and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 1992 |
| 5093486 |
Modified chitin for biocompatible dialysis membranes II and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 1992 |
| 5071657 |
Device for transdermal administration of active medicinal agents |
Dec. 10, 1991 |
| 5055570 |
Cuprammonium-stable cellulose esters and carbamates for dialysis membranes |
Oct. 8, 1991 |
| 5013832 |
Process for working up water-soluble cellulose derivatives having high flocculation points |
May. 7, 1991 |
| 5008385 |
Cellulose derivatives and fibers and membranes made therefrom |
Apr. 16, 1991 |
| 5001232 |
Carboxymethylsulphoethyl celluloses and a process for their preparation |
Mar. 19, 1991 |
| 5001231 |
Invert emulsion polysaccharide slurry |
Mar. 19, 1991 |
| 4997935 |
Modified cellulose for biocompatible dialysis membranes III and process for preparation thereof |
Mar. 5, 1991 |
| 4992538 |
Silated polysaccharides |
Feb. 12, 1991 |
| 4988806 |
Nitrogen-containing derivatives of carboxymethylcellulose, their synthesis and their use in cosmetic preparations |
Jan. 29, 1991 |
| 4981959 |
Modified cellulose for biocompatible dialysis membranes II and process for preparation thereof |
Jan. 1, 1991 |
| 4981960 |
Modified cellulose for biocompatible dialysis membranes IV and process for preparation thereof |
Jan. 1, 1991 |
| 4976885 |
Liquid preparations for cleaning hard surfaces |
Dec. 11, 1990 |
| 4972007 |
Use of cellulose derivatives in drilling fluids |
Nov. 20, 1990 |
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