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Class Information
Number: 536/100
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carbohydrates or derivatives > Cellulose or derivative > Ethers > Alkyl or cycloalkyl > Ethyl
Description: Compounds wherein the ehterifying radical is the ethyl radical.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7402668 |
Process of preparing alkylhydroxyalkylcellulose |
Jul. 22, 2008 |
| 7361753 |
Method for the production of easily wetted, water-soluble, powdered at least alkylated non-ionic cellulose ethers |
Apr. 22, 2008 |
| 7351422 |
Hemostatic soluble cellulose fibers containing coagulating protein for treating wound and process for producing the same |
Apr. 1, 2008 |
| 7005515 |
Process for preparing alkyl hydroxyalkyl cellulose ethers |
Feb. 28, 2006 |
| 6891034 |
Process for preparing alkylhydroxyalkyl cellulose |
May. 10, 2005 |
| 6849729 |
Low-substituted cellulose ether powder and production process thereof |
Feb. 1, 2005 |
| 6627751 |
Hydrophobically modified anionic cellulose ethers |
Sep. 30, 2003 |
| 6602994 |
Derivatized microfibrillar polysaccharide |
Aug. 5, 2003 |
| 6482876 |
Agglomerates for the production of an aqueous binder system |
Nov. 19, 2002 |
| 6392035 |
Reactive cellulose and method for making same |
May. 21, 2002 |
| 6261218 |
Process and apparatus for making low molecular weight cellulose ethers |
Jul. 17, 2001 |
| 5837864 |
Method for producing a suspension in water of a cellulose ether, and dry mixture suitable for use in the production of the suspension |
Nov. 17, 1998 |
| 5804166 |
Low VOC hair sprays containing cellulose ethers |
Sep. 8, 1998 |
| 5719274 |
Process for the preparation of low molecular weight cellulose ethers |
Feb. 17, 1998 |
| 5589589 |
Process for screening cellulose ethers |
Dec. 31, 1996 |
| 5466390 |
Liquid cleaning products |
Nov. 14, 1995 |
| 5385607 |
Water-soluble sulphoalkyl hydroxyalkyl derivatives of cellulose and their use in gypsum- and cement-containing compounds |
Jan. 31, 1995 |
| 5358561 |
Use of water-soluble sulphoalkyl derivatives of cellulose in gypsum-and cement-containing compounds |
Oct. 25, 1994 |
| 5218107 |
Removal of undesirable material from water-soluble cellulose ether aqueous solutions |
Jun. 8, 1993 |
| 5208151 |
Process for the preparation of derivatives of maltooligosaccharides |
May. 4, 1993 |
| 5196527 |
Porous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrier |
Mar. 23, 1993 |
| 5093489 |
Modified chitin for biocompatible dialysis membranes IV and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 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 |
| 5093486 |
Modified chitin for biocompatible dialysis membranes II and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 1992 |
| 5008385 |
Cellulose derivatives and fibers and membranes made therefrom |
Apr. 16, 1991 |
| 5004808 |
Aminoalkyl-derivatives of hydroxyalkyl-celluloses |
Apr. 2, 1991 |
| 4997935 |
Modified cellulose for biocompatible dialysis membranes III and process for preparation thereof |
Mar. 5, 1991 |
| 4992538 |
Silated polysaccharides |
Feb. 12, 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 |
| 4935458 |
Release agent and composite material having cured release agent layer |
Jun. 19, 1990 |
| 4845206 |
Production of cellulose ethers using a premix of alkali and etherifying agent |
Jul. 4, 1989 |
| 4547570 |
Process for preparing cellulose ethers |
Oct. 15, 1985 |
| 4491661 |
Process for the preparation of cellulose ethers from ammonia-activated cellulose |
Jan. 1, 1985 |
| 4296235 |
Process for the removal of alkali metal halides from cellulose ethers soluble in cold water and use of the purified products in washing and cleansing agent compositions |
Oct. 20, 1981 |
| 4229572 |
Purification of cellulose ether reaction product |
Oct. 21, 1980 |
| RE30368 |
Gas-permeable lens |
Aug. 12, 1980 |
| 4117223 |
Process for the preparation of cellulose alkyl ethers |
Sep. 26, 1978 |
| 4111535 |
Gas-permeable lens |
Sep. 5, 1978 |
| 4091205 |
Method for preparing low-substituted cellulose ethers |
May. 23, 1978 |
| 4084591 |
Water dispersible absorber for blood and the like |
Apr. 18, 1978 |
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