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7517668 |
Process for the production of protein products in aspergillus
A process for expression of a protein product in Aspergillus oryzae is disclosed. The process comprises transforming Aspergillus oryzae with a vector system comprising DNA-sequences encoding...
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7153354 |
Chemically modified plasticized starch compositions by extrusion processing
A chemically modified plasticized starch (CMPS) is prepared by reacting starch with an organic dibasic acid or an anhydride of the acid in the presence of a plasticizer using optional free radical...
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7056377 |
Use of an acetylated pre-gelled starch with a high content of amylose
A starch with a high content in amylose, obtained through a process comprising acetylation and pre-gellation, can provide useful coatings in food, drug, cosmetic and dietetic fields, both for...
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7022836 |
Methods for producing and transforming cassava protoplasts
The invention relates to a method for producing protoplasts of cassava or closely related species, which protoplasts are capable of regeneration into plants. The method comprises producing friable...
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6897028 |
Identification of molecular targets
Identification of the molecular targets of a drug or toxin is the first step in understanding how the drug or toxin works, an important advance in learning how to improve a drug or assess the risks...
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6703496 |
Starch phosphates, method for the production thereof and their use
The invention relates to starch phosphates exhibiting improved properties with regard to application techniques, to a method for the production thereof, and to their use. Based on the disadvantages...
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6528629 |
Malto-oligosaccharide derived glycosides
Disclosed is a method for preparing a malto-oligosaccharide derived glycoside. Generally, the method comprises providing a malto-oligosaccharide and glycosylating the malto-oligosaccharide with an...
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6455691 |
Preparation of chemically reactive polysaccharides
This invention describes improvements in or relating to the production of polysaccharide derivatives; more particularly it relates to a method of converting insoluble polysaccharides to a form in...
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6204256 |
Acylated cyclodextrin derivatives
A cyclodextrin derivative, wherein at least 60 percent of the free hydroxy groups of said cyclodextrin are acylated with acyl groups where at least one of said acyl groups comprise a free...
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6063914 |
Method of producing swellable, non-aging starch maleates, biologically degradable starch maleates as well as use
The aging of swellable starch maleates is reduced by reacting with one or more singly and/or multiply functional nucleophiles as in a Michael condensation reaction. Mixtures of mercaptoethanol and...
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6001927 |
Thixotropic paint compositions containing hydrophobic starch derivatives
Latex paint compositions containing water, pigment and a latex wherein the latex is prepared by emulsion polymerization of at least one ethylenically unsaturated monomer in the presence of 0.1 to...
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5883242 |
Starch for paper making
The present invention provides a cationic starch prepared by roasting starch under the presence of a cationic polymer, a method for preparing the cationic starch, and a method for making paper...
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5834446 |
Nerve process growth modulators
Nerve process growth modulation can be achieved using derivatized cyclodextrins. Processes for making sulfated and aminated β-cyclodextrin derivatives are also described in which a compound of the ...
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5717087 |
Thermoplastic and biodegradable polysaccharide esters/polysaccharide ether esters containing maleic acid addition product groups
The present invention relates to thermoplastic and biodegradable polysaccharide esters/polysaccharide ether esters, which are characterised in that they can be represented by the general structure...
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5652360 |
Cationic starch composition and process for making same
Disclosed herein is a new cationic starch and cationic starch paste or slurry. The starch paste or slurry has a low cation equivalent value despite its high nitrogen content and also has a low...
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5589577 |
Applications and methods for the preparation of fatty acid esters of polysaccharides
The invention is related to highly substituted, water-insoluble, poorly water-permeable fatty acid esters of polysaccharides and compositions comprising said polysaccharides esters suitable for use...
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5498706 |
Water-resistant starch materials for the production of cast sheets and thermoplastic materials
The present invention relates to water-resistant, thermoplastic starch materials processable into environmentally safe, thermoplastically produced products and cast sheets, which consist of starch...
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5472599 |
Separation agent comprising aliphatic or aromatic ester of polysaccharide
A separation agent essentially comprises an aliphatic or aromatic ester of a polysaccharide, except for cellulose acetate and an aromatic ester of cellulose. It is useful for separation of various...
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5466461 |
Polysaccharide esters
New polysaccharide esters are disclosed, and more precisely esters of acidic polysaccharides chosen from the group formed by carboxymethylcellulose, carboxymethyl starch and carboxymethylchitin....
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5321132 |
Method of preparing intermediate DS starch esters in aqueous solution
Starch esters having an intermediate DS of about 0.5 to 1.8 are prepared in an aqueous one step process by reacting starch with high treatment levels of organic acid anhydride and high...
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5068321 |
Carbonic acid esters of polysaccharides and a process for their production
New polysaccharide carbonates are produced by acylation of polysaccharides with carbonic acid esters and have degrees of substitution of preferably 0.5 to 3.
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4944823 |
Composition for bonding solid lignocellulosic materials
Wood surfaces are bonded together by heating and pressing using a preferably dry binder formulation constituting a thorough mixture of an isocyanate and a sugar or starch, the binder formulation...
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4801699 |
Polysaccharide esters containing acetal and aldehyde groups
Polysaccharide esters containing aldehyde and acetal groups having the structural formulas ##STR1## are prepared by reacting a polysaccharide, such as a starch, gum, or cellulose, with an...
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4490526 |
Method for the modification of starch in the presence of solvents
A method for the modification of starch by silanes wherein the starch and silane are contacted in an organic solvent in the presence of a metallic acid ester of a metal of groups IVB or VB of the...
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4330440 |
Activated matrix and method of activation
The invention relates to the carbonylation of cross linked substituted and unsubstituted polysaccharides, their copolymers with macroporous synthetic polymers, macroporous synthetic polymers and...
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4294731 |
Method for drying absorbent modified cellulosic polymers and the like
A method for oven drying chemically modified cellulosic materials, especially fibers, having improved fluid absorbency involves incorporating into the cellulose structure while swollen an...
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4272526 |
Derivatives of chloral
The present invention relates to a chloral derivative having the general formula ##STR1## in which Y' is a polysaccharide consisting of a chain of anhydroglucose, modified anhydroglucose or uronic...
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RE30459 |
Nitrite esters of polyhydroxy polymers
A polysaccharide or polyvinyl alcohol containing a mixture of nitrite ester groups with sulfate or nitrate ester groups with the mixture of ester groups being substantially uniformly distributed...
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4211865 |
Novel prostaglandin precursors in polymeric form
A novel polymer consisting of a macromolecular polysaccharide matrix which is esterified in whole or in part by activated polyunsaturated acids containing twenty carbon atoms. Typical of these...
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4172195 |
Process for the separation and purification of oligo and polyhydroxy compounds and borate esters thereof
A process for the separation and/or purification of oligo- and polyhydroxy compounds by introducing and subsequently eliminating protective groups, wherein oligo- and polyhydroxy compounds are...
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4155884 |
Process and apparatus for producing modified starch products
A process and apparatus are described for producing modified starch products. In the method of the invention, a slurry of starch is continuously moved at elevated temperature and pressure through a...
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4145225 |
Method of modifying the properties of cereal flours and the modified flours so produced
Increasing the viscosity and smoothness of cereal flour pastes by treating the milled cereal flours, prior to pasting, with cyanide.
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4115543 |
Identification of Neisseria gonorrhoeae
A reagent and test for the identification of the bacterium Neisseria gonorrhoeae. Lipopolysaccharide antigen, found to be common to N. gonorrhoeae strains, is used to inoculate fowl, and serum from...
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4093798 |
Method for preparing starch sulfate esters
Aqueous slurries or dispersions of starch are reacted with selected N-alkylimidazole-N'-sulfonates under specific reaction conditions to yield starch sulfate esters. The organic by-products...
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4035235 |
Method of making lipophilic starch derivatives
This disclosure involves a method of making lipophilic modified starch derivatives that are suitable for encapsulating fats and oils and producing stable emulsions. The starch has a reduced...
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4029544 |
Method of making a novel starch derivative and the product produced thereby
The use in the manufacture of paper of additives comprising derivatives of starches having particular levels of water fluidity and which contain controlled proportions of cationogenic or cationic...
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4017460 |
Novel starch ethers
A reagent useful for the chemical modification of starch is prepared by the reaction of a 2,3-dihalopropionic acid or alkyl ester thereof with a secondry amine. The reaction of the reagent with...
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RE28809 |
Preparation of starch esters
Aqueous slurries or dispersions of starch are reacted with imadazolides of carboxylic or sulfonic acids to yield starch ester derivatives. These starch products can also be prepared in non-aqueous...
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3879356 |
Light-sensitive polymeric compositions
A novel class of light-sensitive polymers and their use in photographic reproduction is described. The polymers contain a light-sensitive stilbene moiety selected from the group consisting of...
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3870704 |
Nitrogen containing amylose derivatives
The present invention relates to nitrogen containing short chain water soluble amylose derivatives produced by subjection of starch to the actions of alpha-1,6-glucosidases, and reaction of urea or...
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3793065 |
SIZE COATED GLASS FIBERS
A size for lubricating fibers, including glass fibers, which is a water dispersion of a solid unctuous material, as for example a solid wax, fat, or gelled or otherwise solidified oil, and a starch...
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3770472 |
PROCESS FOR PREPARING MODIFIED STARCH DISPERSIONS
A process for preparing dispersions of modified starches is disclosed comprising reacting starch in a dilute aqueous fine colloidal dispersion, at an alkaline pH, in the presence of a cationogenic...
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3719664 |
WARP SIZING AGENT
A method of acylating starch with dibasic acid anhydrides and forming salts of the acylated starch with amines devoid of Zerewitinoff hydrogen at pH 5.0-7.0 The resultant amine slats of the starch...
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3673171 |
STARCHES CONTAINING NON-IONIC, BASIC AND ACIDIC GROUPS AND PREPARATION AND USES THEREOF
Starches, especially high amylose starches containing nonionic, basic (cationic) and acidic (anionic) groups, preferably hydroxyalkylether (non-ionic), tertiary amino, cyanamide or quaternary amino...
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3666739 |
PREPARATION OF UNSATURATED COMPOUNDS BY XANTHATE DECOMPOSITION
Simple and complex unsaturated compounds are prepared by decomposition of certain xanthate esters, Xanthate esters of the form: where R is an alkyl function having at least one H in a position...
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3666738 |
PREPARATION OF UNSATURATED COMPOUNDS BY HYDROLYSIS OF XANTHATE-LEWIS ACID COMPLEXES
Simple and complex unsaturated compounds are prepared by decomposition of certain xanthate ester - Lewis acid complexes. Xanthate esters of the form: where R is an alkyl function having at least...
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3639209 |
A PROCESS OF MAKING PAPER USING CATIONIC STARCH COMPLEXES
Cationic starch complexes prepared by reacting an aqueous starch slurry with a water-soluble cationic polymeric polyelectrolyte are useful in treating cellulosic materials and as flocculating...
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3539553 |
AMMONIUM PHOSPHATE DERIVATIVES OF STARCH
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3535308 |
PROCESS FOR THE PREPARATION OF PARTIALLY ESTERIFIED POLYHYDROXYLIC POLYMERS
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3513156 |
ESTERS OF STARCH AND ANTHRANILIC ACID AND DERIVATIVES THEREOF
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