Patents for C08B 31 - Preparation of chemical derivatives of starch (4,906)
06/1989
06/14/1989EP0319989A2 Phosphated, oxidized starch and use of same as dispersant in aqueous solutions and coating for lithography
06/14/1989EP0319645A1 Cationized polysaccharide derivatives with hypocholesterolemic activity
06/13/1989US4839449 Sizing composition for glass
06/13/1989US4838944 By hydrogen peroxide and manganese ion catalysis
06/06/1989US4837314 Wall covering adhesive, protective colloids; washing to remove salt by-products, solubilizing, thinning
06/01/1989WO1989004842A1 Microporous granular starch matrix composition
05/1989
05/16/1989US4831128 Synthetic homo- and heteropolysaccharides and a method for the preparation thereof
05/10/1989EP0315349A1 Phospholipase A2 inhibiting compositions and their use
05/10/1989EP0315182A2 Medicament containing a polysaccharidic component from thuja plants as the active ingredient
05/03/1989EP0314063A2 Polysaccharides containing aromatic aldehydes and their derivatization via amine-aldehyde interactions
05/02/1989US4826619 Starch slurries with concentrated aqueous alkaline solutions
04/1989
04/26/1989EP0313298A2 Process for preparing modified, pregelatinized dent cornstarch and product thereof
04/11/1989CA1252344A1 Particles, modified at their surface by hydrophilic and hydrophobic groups
04/05/1989CN2035354U Continuous fluidized-bed solid-phase reactor
03/1989
03/29/1989CN1032015A Process for producing blue starch ball agent
03/22/1989EP0307827A2 Novel macromolecular complexes, process for producing same and medicinal use of such complexes
03/21/1989US4814437 Method for preparation of sulfated polysaccharides by treating the polysaccharide with a reducing agent before sulfation
03/21/1989US4814012 Method of manufacturing a bonded particulate article by reacting a hydrolyzed amylaceous product and a heterocyclic compound
03/14/1989US4812257 Mixture of silica and calcium hydroxide or oxide
03/01/1989CN1031380A Destructurized starch essentially containing no bridged phosphate groups and process for making same
02/1989
02/15/1989EP0303039A2 Process for the dry cationization of starch
02/14/1989US4804769 Paper additives
01/1989
01/31/1989US4801699 Polysaccharide esters containing acetal and aldehyde groups
01/11/1989EP0298920A2 Destructurized starch containing a finite amount of electrolytes and process for making same
12/1988
12/29/1988WO1988010273A1 Etherified and esterified stach derivatives and processes for preparing same
11/1988
11/29/1988US4788280 Polysaccharide derivatives containing aldehyde groups on an aromatic ring, their preparation from the corresponding acetals and use in paper
11/15/1988US4785087 Process for dry cationization of starch
11/09/1988CN87103182A Process for preparing resin-modified starch and its use in textile
10/1988
10/18/1988US4778880 Etherification of water soluble n-methylol amides and polyols using an aqueous dispersion of a water-immiscible solvent
09/1988
09/28/1988EP0283951A1 Polysaccharide derivatives containing aldehyde groups, their preparation from the corresponding acetals and use in paper
09/14/1988EP0281655A1 Aldehyde-containing heteropolysaccharides, a process for their preparation and the use thereof
08/1988
08/16/1988CA1240670A1 Modified polysaccharide materials
08/10/1988EP0277633A2 Paper-making method and a starch ether additive therefor
08/02/1988US4761186 Method of purifying starches and products produced therefrom
07/1988
07/19/1988US4758279 Textile warp size
07/05/1988USH493 Alkylsulfonated polysaccharides and mortar and concrete mixes containing them
06/1988
06/28/1988CA1238634A1 Process for the production of cationic starch
06/07/1988US4749800 Polysaccharide esters containing acetal and aldehyde groups
06/07/1988CA1237715A1 Process for the preparation of aminated polysaccharide derivatives
05/1988
05/24/1988CA1237126A1 Starch cationization
05/24/1988CA1237124A1 Starch, gum, and cellulose derivatives containing aldehyde groups; their preparation from the corresponding acetals and use as paper additives
05/17/1988US4744975 6-iodoethylated starch and process for preparing the same
05/11/1988EP0266759A2 Method of manufacturing 2,3-dihydroxypropyl ether of starch
05/10/1988CA1236454A1 Monomeric cationic glycoside derivatives
05/03/1988US4741804 Polysaccharide derivatives containing aldehyde groups, their preparation from the corresponding acetals and use as paper additives
05/03/1988CA1236096A1 Derivatization of starch
05/03/1988CA1236014A1 Polysaccharide haemoglobin complexes
04/1988
04/26/1988US4740304 Composition for use in a twophase or multiphase system
04/26/1988CA1235692A1 Modified starch, its method of manufacture and the salad dressings produced therewith
03/1988
03/15/1988US4731162 Polysaccharide derivatives containing aldehyde groups for use as paper additives
03/15/1988US4731119 Desensitizing gum for planographic printing plates
03/09/1988EP0259197A1 Macromolecular conjugates of hemoglobin, process for preparing them and their uses
03/02/1988EP0257338A2 Improved amphoteric starches and process for their preparation
02/1988
02/23/1988US4727063 Antithrombotic, hyperlipemic, fibrinolytic activity
02/23/1988US4726809 Textile size
02/23/1988CA1233006A1 Cationic additive for the manufacture of paper
01/1988
01/26/1988US4721781 Method for lowering reducing sugar content of glycoside compositions
01/19/1988US4720544 Process for the preparation of an ester from starch and a monocarboxylic acid, and a composition based on the starch ester thus prepared
01/14/1988WO1988000211A1 A method for preparation of sulfated polysaccharides by treating the polysaccharide with a reducing agent before sulfation
01/14/1988WO1988000055A1 Macromolecular conjugates of hemoglobin, their preparation, method and their applications
12/1987
12/29/1987US4716186 Starch derivatives and methods of making using same
12/29/1987US4715986 Nonionic surfactants
12/08/1987US4711669 Method of manufacturing a bonded particulate article by reacting a hydrolyzed amylaceous product and a heterocyclic compound
12/01/1987US4710488 Synthetic blood; low oxygen affinity
11/1987
11/10/1987US4705570 Method of manufacturing a bonded particulate article by reacting a polyol and a meterocyclic compound
10/1987
10/27/1987US4703116 Wet strength, dry strength
10/22/1987WO1987006241A1 Matrix material, a process for the preparation thereof, and its use
09/1987
09/23/1987EP0238044A2 Alkyl-substituted phenylcarbamate derivative of polysaccaride
08/1987
08/26/1987EP0233336A2 Process for etherification of starch
08/19/1987EP0232851A2 Polysaccaride derivatives containing aldehyde groups, corresponding acetals and use as paper additives
08/12/1987EP0232202A2 Process for the oxidation of di-, tri-, oligo- and polysaccharides into polyhydroxycarboxylic acids, the catalyst used and the products so obtained
08/12/1987EP0232121A2 Absorbent fibres and their production
08/12/1987CN86107618A Method of manufacturing a bonded particulate article by reacting a hydrolyzed amylaceous product and a heterocyclic compound
07/1987
07/28/1987US4683298 Process for the preparation of aminated polysaccharide derivatives
07/28/1987US4683297 Perfluorosulfonic acid resin catalysis
07/15/1987CN86107616A Method of manufacturing bonded particulate article by reacting polyol and heterocyclic compound
07/07/1987CA1223870A1 Process for making cationic starch
06/1987
06/23/1987US4675394 Polysaccharide derivatives containing aldehyde groups, their preparation from the corresponding acetals and use as paper additives
05/1987
05/27/1987EP0223113A2 Method of manufacturing a bonded particulate article by reacting a polyol and a heterocyclic compound
05/13/1987EP0221537A2 Method of manufacturing a bonded particulate article by reacting a hydrolyzed amylaceous product and a heterocyclic compound
05/13/1987EP0221080A1 Preparation of liquid carbohydrate derivatives
05/12/1987US4664806 Ethers having carboxy, thio, and amide groups
05/05/1987US4663448 Aldehyde-containing heterpolysaccharides, a process for their preparation, and the use thereof
05/05/1987US4663159 Hydrophobe substituted, water-soluble cationic polysaccharides
03/1987
03/17/1987US4650786 Hemoglobin compounds
03/17/1987CA1219256A1 Process for the modification of starch in the presence of solvents
02/1987
02/03/1987CA1217482A1 Alkylsulfonated polysaccharides and mortar and concrete mixes containing them
01/1987
01/13/1987CA1216582A1 Starch phosphates and amphoteric starch phosphates
01/07/1987EP0207676A2 Polymers for use in continuous peritoneal dialysis
12/1986
12/30/1986US4632984 Reaching starch having cyanoethyl and/or quaternary aminoalkyl groups with hydroxylamine or its salts
12/30/1986EP0206551A2 6-Iodoethylated starch and process for preparing the same
12/10/1986EP0204353A1 Process for the preparation of an ester from starch and a monocarboxylic acid, and a composition based on the starch ester thus prepared
12/02/1986US4626288 Starch derivatives forming reversible gels
11/1986
11/12/1986EP0200830A2 Use of amidoximated starch in paper making
10/1986
10/22/1986EP0198291A2 Textile warp size
10/15/1986EP0197053A1 Surfactant carbon hydrate derivatives and process for the preparation thereof
10/15/1986CN86102637A Textile warp size
09/1986
09/23/1986US4613407 Cationic additive for the manufacture of paper
09/02/1986CA1210760A1 Process for preparing depolymerized and supersulfated heparin
08/1986
08/26/1986CA1210207A1 Method for preparing silicone-treated starch
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