Patents for C08B 15 - Preparation of other cellulose derivatives or modified cellulose (3,279)
05/1980
05/01/1980WO1980000842A1 Method for cross-linking carboxymethylcellulose and product obtained
04/1980
04/30/1980EP0010519A1 Process for cross-linking carboxymethyl cellulose and products obtained by this process
04/29/1980US4200737 Hydrolysis of sodium cmc, crosslinking
04/29/1980US4200736 Heat treatment of sodium cmc in presence of carbon dioxide
04/22/1980US4199485 Method of producing graft copolymers of cellulose with vinylpyridines
04/22/1980CA1076108A1 Process for the separation and/or purification of oligo- and polyhydroxy compounds
04/22/1980CA1076047A1 Porous cellulose beads
04/16/1980EP0009578A1 Process for the preparation of coenzymes bound to macromolecules and containing an adenine ring, and enzymatic process
04/15/1980US4198326 Method for preparing modified graft copolymers of cellulose with monovinyl monomers in the presence of a divinylbenzene modifier
03/1980
03/11/1980CA1073192A1 Crosslinking cellulose polymers
02/1980
02/26/1980CA1072263A1 Process for the reticulation of cellulosic fibers suspended in the air
01/1980
01/22/1980CA1070299A1 Stabilized solid form choline salicylate compositions
01/08/1980US4182804 From hydrolyzed ethylene/vinyl acetate copolymer or polyvinyl alcohol
12/1979
12/11/1979US4178439 Crosslinked carbohydrate
12/04/1979US4177038 Reacting a matrix containing hydroxy or amino groups with a diisocyanate
11/1979
11/20/1979US4175183 Hydroxyalkylated cross-linked regenerated cellulose and method of preparation thereof
10/1979
10/23/1979US4172195 Blocking
09/1979
09/11/1979CA1062254A1 Process for the production of water-adsorbing cellulose ethers
09/04/1979CA1061782A1 Preparation and purification of cellulose ethers
09/04/1979CA1061781A1 Process for the production of dialdehyde cellulose from cellulose
08/1979
08/22/1979EP0003552A2 Polymers with lateral tricyclic imidyl groups, cross-linkable by the action of light, their preparation and their use
07/1979
07/31/1979CA1059505A1 Process for the production of wateradsorbing cellulose ethers
05/1979
05/30/1979EP0002085A2 Textile conditioning compositions with low content of cationic guar gum
04/1979
04/17/1979CA1052937A1 Process for the production of autocrosslinkable polymers
03/1979
03/27/1979CA1051256A1 Process for the production of a plasticized shaped body from a cellulose derivative
03/13/1979US4144128 Polymeric carrier bound ligands
02/1979
02/13/1979US4139346 Nucleic acid and protein binding paper
01/1979
01/30/1979US4137399 Cellulose dissolved in dimethylsulfoxide and polyhydroxymethylene
01/16/1979CA1046511A1 Process for the manufacture of water-adsorbing cellulose ethers
01/09/1979US4133929 Ionically modified cellulose materials for removal of heavy metal ions
01/09/1979CA1045760A1 Cellulosic materials capable of absorbing water or aqueous solutions, and their production
12/1978
12/12/1978US4129722 Process for the preparation of high D. S. polysaccharides
11/1978
11/07/1978US4124758 Aminated hydroxyalkyl cellulose
09/1978
09/12/1978US4113936 Cross-linking of cellulose fibers in gas suspension
08/1978
08/22/1978US4109078 Nucleosides, sorbents for separations
08/22/1978US4108748 Photofinishing of cotton textiles
07/1978
07/11/1978US4100341 Uronic oxidation of cellulose
06/1978
06/27/1978US4097667 Hydroxyalkyl cellulose ethers
04/1978
04/04/1978US4082743 Process for the production of dialdehyde cellulose from cellulose
03/1978
03/14/1978US4079041 Containing photosensitive maleimido groups, photocurable
02/1978
02/28/1978US4076918 Cellulose thiocyanate and process for preparing the same
02/21/1978US4075279 Etherification of regenerated cellulose film chips with halogen fatty acid, crosslinking
01/1978
01/10/1978US4068068 Process for the manufacture of water-absorbing cellulose ethers
01/10/1978US4068067 Process for the production of water-adsorbing cellulose ethers
01/10/1978US4067689 Quaternization, crosslinking
01/03/1978US4066828 Alkalization, etherification, crosslinking in liquid medium
12/1977
12/27/1977US4065524 Film-forming light-sensitive polymeric material carrying azidosulfonyl groups
12/20/1977US4064110 Process for the production of autocrosslinkable polymers containing n-alkoxymethyl groups
12/06/1977US4061692 Process for the manufacture of swellable, absorptive polymers of polyhydroxy methylene
11/1977
11/15/1977US4058411 Decrystallization of cellulose
11/01/1977US4056499 Degradable polymeric composition
11/01/1977US4056400 Alkali hypohalite, precipithtion
08/1977
08/09/1977US4041233 Aldehyde-containing urea-absorbing polysaccharides
08/09/1977US4040484 Gel formation by polymer crosslinking
07/1977
07/12/1977US4035195 Crosslinking cellulose polymers
07/12/1977US4035147 Cellulosic materials capable of absorbing water of aqueous solutions, and their production
05/1977
05/17/1977US4024073 Medicine
05/10/1977US4022965 Process for producing reactive, homogeneous, self-bondable lignocellulose fibers
02/1977
02/22/1977US4009264 Complexes of polysaccharides or derivatives thereof with reduced glutathione and process for preparing said complexes
01/1977
01/25/1977US4005132 Borylation, dehydration
01/11/1977US4002712 Process for the production of a plasticized shaped body from a cellulose derivative
11/1976
11/30/1976US3994950 Xanthate-Lewis acid complexes
11/23/1976US3993553 Process for cocrosslinking water soluble polymers and products thereof
11/23/1976US3993552 Process for cocrosslinking water soluble polymers and products thereof
11/23/1976US3993551 Polyethylene oxide; useful as absorbent articles
08/1976
08/24/1976US3976691 Dialkylaminosulfur trifluorides as fluorinating agents
06/1976
06/22/1976US3965091 Process for the production of water-adsorbing but water-insoluble cellulose ethers
06/08/1976US3962212 Phosphorylated cellulose ester membrane for use in separation or concentration of substances
06/08/1976US3961976 Carboxymethyl cellulose, urea, oxidizing agent, metal ion
05/1976
05/25/1976US3959080 Carrier matrix for the fixation of biochemically effective substances and process for the preparation thereof
05/18/1976US3957605 Poly(ethylene oxide), hydrophilic gels
05/11/1976US3956113 Reaction product of cyanide, positive halogen, and polyhydroxy compounds
05/04/1976US3954727 Acid hydrolysis, deaggregation
04/1976
04/13/1976US3950282 Polyanhydroglucose biodegradable polymers and process of preparation
03/1976
03/30/1976US3947352 Polysaccharide matrices for use as adsorbents in affinity chromatography techniques
02/1976
02/10/1976US3937672 Process for the manufacture of consolidated shaped structures of cellulose hydrate
02/03/1976US3936441 Process for the production of water adsorbing but water-insoluble cellulose ethers
01/1976
01/20/1976US3933746 Photopolymerizable polymers having anhydride-containing groups
01/13/1976US3932209 Wet resilence, pulpboard
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