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WO/2021/176341A1 |
The invention relates to a novel process for obtaining direct sulfation of unprotected sugars, in particular polysaccharides, using ecologically acceptable solvents.
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WO/2021/174322A1 |
The present invention relates to a method for preparing a formulation the active principle of which is oligogalacturonide compounds of linear chains of α-(1,4)-D-galacturonic acid residues with a degree of polymerization of 3-8 units. T...
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WO/2021/177208A1 |
This galactomannan degradation product has a molecular weight distribution satisfying the following requirements. A galactomannan decomposition product according to the present invention, having a molecular weight distribution in which...
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WO/2021/174365A1 |
The present invention provides a new type of hydrophobically -modified sodium alginate, which is synthesized by alginate and oleic acid linked with a spacer. The AGO macromolecule as obtained therefrom is amphiphilic and has clinically-a...
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WO/2021/177134A1 |
Provided are: a binder for the positive electrodes of lithium-ion batteries which brings about excellent operation efficiency in positive-electrode production and makes it possible to produce positive electrodes that are excellent in ter...
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WO/2021/170840A1 |
The present invention relates to a method of degrading biofilm by contacting it with an aqueous mixture comprising a peroxide compound and a manganese complex, wherein the aqueous mixture comprises a macrocylic ligand. The invention also...
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WO/2021/171225A1 |
This invention relates to organic and pharmaceutical chemistry and concerns the production of beta-glucans and their use in pharmaceuticals.
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WO/2021/170304A1 |
This invention relates to a process for preparing Sugammadex or its salts, preferably Sugammadex sodium, with a low content of organic solvents, preferably water-miscible organic solvents, more preferably ethanol, 2-propanol and/or aceto...
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WO/2021/163778A1 |
A biodegradable, thermoplastic, nanostructured bioresin composition is described, said composition comprising a) 10-80% by weight, in relation to the total weight of the composition, of a polymer matrix from a renewable source, comprisin...
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WO/2021/165847A1 |
The present invention relates to methods for purifying bacterial polysaccharides, in particular for removing impurities from cellular lysates of bacteria producing polysaccharides, comprising: a) acid hydrolysis; b) a first ultrafiltrati...
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WO/2021/163599A1 |
Novel articles of manufacture are described based on a combination of an adjunct material and microcapsules made by an improved process. The improved microcapsules are chitosan urea and encapsulate a benefit agent. The process comprises ...
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WO/2021/160667A1 |
The present invention is directed to a new cross-linked chitosan, preparations, compositions and uses thereof. In particular, the invention relates to nanoparticles and compositions thereof useful as active agents and delivery systems fo...
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WO/2021/162529A1 |
The present invention relates to a hydrogel comprising phenol derivative-functionalized chondroitin sulfate, and to a composition for culturing cells, a composition for accelerating cell differentiation, a composition for drug delivery, ...
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WO/2021/158543A1 |
Disclosed herein are methods of producing aqueous dispersions comprising insoluble alpha-glucan having at least 50% alpha-1,3 glycosidic linkages. For example, in addition to dispersing insoluble alpha-glucan that has never been dried, m...
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WO/2021/157665A1 |
The present invention provides a hyaluronic acid derivative into which a steryl group is introduced, wherein the ratio (Mw/Mn) of the weight average molecular weight (Mw) to the number average molecular weight (Mn) of the hyaluronic acid...
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WO/2021/158179A1 |
The present invention relates to a process of mycelial co-cultivation of Schizophyllum commune strain PLNP13 and Ganoderma lucidum strain LZ, and to the β-glucan obtained therefrom. The invention provides a β-1,6-branched-β-1,3-glucan...
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WO/2021/158105A1 |
The invention is directed to a modified polysaccharide hydrogel, comprising a low molecular weight alginate with a specific M/G ratio. The modified polysaccharide is modified with a specific peptide, preferably comprising a cell-adhesion...
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WO/2021/156093A1 |
The aim of the invention is to improve the cleaning performance of detergents during the laundering of textiles. This is substantially achieved by the use of N-carboxy- or N-sulfo-alkylated chitosan.
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WO/2021/157677A1 |
Provided are: a hyaluronic acid derivative composition that comprises (A) a hyaluronic acid derivative having a steryl group introduced therein and (B) a polar group-containing compound having at least one kind of functional group select...
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WO/2021/151656A1 |
The invention relates to a process for extracting xylan compounds from comminuted wood components using hydrothermal extraction, wherein the hydrothermal extraction is carried out in a fixed-bed reactor with rapid circulation.
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WO/2021/147609A1 |
Disclosed is a pollen polysaccharide extraction liquid. The extraction liquid is prepared by means of using the following method: mixing canola pollen and water; heating and stirring same for extraction; filtering the mixture; combining ...
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WO/2021/147598A1 |
Disclosed in the present invention is a fluorinated modified chitosan derivative used as a drug carrier with the following structure: a fluorine-containing compound is covalently connected to a main chain of chitosan, the molecular weigh...
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WO/2021/147585A1 |
A chitosan derivative that is modified by fluorination and that is used as a drug carrier, having the following structure: a fluorine-containing compound is covalently linked to a chitosan backbone, said chitosan has a molecular weight w...
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WO/2021/143595A1 |
Provided in the present invention are a low-molecular-weight Tremella aurantialba glucuronic acid-xylomannan (LTAG), and a preparation method therefor and a use thereof. Particularly, the present invention relates to the technical field ...
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WO/2021/146301A1 |
The present application relates to a polymerizable composition comprising: (a) a first monomer of Formula (I): (I) wherein R as described herein and (b) a second monomer of Formula (II): (II) The present application also relates to one o...
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WO/2021/143939A1 |
A glucan derivative and an additive including the glucan derivative. The glucan derivative bonds two fatty acid ester groups to terminal reducing ends of dextran by means of suitable connecting groups, so that the amphiphilic glucan deri...
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WO/2021/140789A1 |
Provided is a method for reducing a by-product and efficiently obtaining a linear chitin oligosaccharide. This method for decomposing chitin is characterized by pulverizing a mixture of chitin and a carbon catalyst. This method for produ...
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WO/2021/140225A1 |
Compositions that can be used in foodstuff, cosmetic, or nutraceutical products, and consumer products comprising such compositions are provided. The compositions may comprise at least one or more oligosaccharides and one or more compone...
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WO/2021/138089A1 |
A composition and method directed to the formation of a biodegradable composition with enhanced mechanical properties is provided. The composition includes starch in an amount from 15-45%, chitosan in an amount ranging from 1-50 wt%, pol...
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WO/2021/136882A1 |
The present invention relates to the fields of life sciences and non-animal polymers. Specifically, the invention relates to a method for extracting a composition comprising chitosan from fungal biomass or a method for producing a purifi...
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WO/2021/128234A1 |
A Radix Ophiopogonis degradation extract, used for preparing drugs for prevention and treatment of cardiovascular diseases. A preparation method for the extract comprises: adding water into medicinal materials according to a liquid-mater...
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WO/2021/133190A1 |
The present invention relates to the field of manufacturing medical products, biotechnology and medicine, inter alia, endoprosthetics, more particularly to a method for producing a biopolymer based on sodium hyaluronate and its use in va...
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WO/2021/131900A1 |
The purpose of the present invention is to provide a prenylflavonoid glycoside in which two or more hexoses have been bonded to isoxanthohumol or 8-prenylnaringenin, a method for producing the same, a method for producing a prenylflavono...
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WO/2021/128253A1 |
The present application provides a glycosaminoglycan derivative and an application thereof. The glycosaminoglycan derivative of the present application has the structure shown in formula I. The glycosaminoglycan derivative of the present...
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WO/2021/133148A1 |
The present invention provides a method for separating polysaccharides from a seaweed and polysaccharides obtained by the method, the method comprising: a pretreatment step of aging a seaweed at 20-50 °C and extracting same with a solve...
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WO/2021/125255A1 |
Provided are novel alginic acid derivatives and a novel crosslinked alginic acid. The alginic acid derivatives are represented by formula (I) and formula (II). The novel crosslinked alginic acid is obtained by Huisgen reaction using an...
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WO/2021/125515A1 |
The present invention relates to a method for effectively preparing pentose-based oligosaccharides such as xylooligosaccharides from hemicellulose-containing biomass. In a method for preparing pentose-based oligosaccharides, according to...
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WO/2021/123247A1 |
A thiol-modified hyaluronan, wherein the thiol-modified hyaluronan comprises a plurality of modification groups with a thiol-group in the hyaluronan side-chains, wherein the modification group comprises an amino acid residue with basic s...
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WO/2021/124147A1 |
The present invention refers to a synthesis process of cross-linked hyaluronic acid, cross-linked hyaluronic acid, a cross-linking agent and the topical or systemic use of cross-linked hyaluronic acid.
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WO/2021/123654A1 |
The invention relates to a method for obtaining chitin and/or chitosan from insect cuticles. More particularly, the method according to the present invention comprises a first enzymatic hydrolysis of the insect cuticles using at least on...
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WO/2021/120521A1 |
The present invention relates to the technical field of biochemistry. Disclosed are an ultra-low molecular weight hyaluronic acid and a preparation method therefor. According to the present invention, macromolecular hyaluronic acid is us...
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WO/2021/125362A1 |
Provided is a method for separating and recovering lignin and polysaccharides from a lignin−polysaccharide complex such as wood, simply and with reduced energy consumption and reduced environmental impact. The present disclosure is a...
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WO/2021/122942A1 |
The present invention relates to the use of a methacrylate or acrylate modified polysaccharide; or a single-chain polysaccharide methacrylate or acrylate-based nanoparticle, having a surface tension measured by Du Noüy Ring method equal...
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WO/2021/116426A1 |
Present invention concerns microwave- and ultrasonic-assisted extraction of chitosan and β-glucan from fungi for instance from fungi of the genus Aspergillus, and preferably from Aspergillus niger.
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WO/2021/116069A1 |
A process for producing a composition comprising a crosslinked hydrogel is proposed. The process comprises providing a container body (2), wherein the container body (2) has a body inner wall (21) and a body outer wall (22), wherein the ...
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WO/2021/119464A1 |
The present invention relates to a cyclic polysaccharide compound and particle comprising a plurality of said cyclic polysaccharide compounds and one or more agent, wherein the plurality of cyclic polysaccharide compounds form a hollow s...
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WO/2021/115072A1 |
The present invention relates to a preparation method and application of a macrophage tracer fluorescent probe. According to the probe, one of amino acids essential for human bodies, namely lysine, is chemically crosslinked with carboxym...
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WO/2021/114941A1 |
The present application provides a low molecular weight dermatan sulfate. The number-average molecular weight of the low molecular weight dermatan sulfate is 2,000 to 5,000 Da, and the weight-average molecular weight of the low molecular...
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WO/2021/108979A1 |
The present invention relates to the technical field of functional sugars and provides a method for extracting RG-I-rich pectic polysaccharides based on ultrasonic assisted technology. The method comprises the following steps: (1) disper...
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WO/2021/108977A1 |
The present invention relates to the technical field of functional sugars. Disclosed is a method for extracting pectin polysaccharides rich in RG-I, and specifically refers to a method for extracting pectin polysaccharides rich in RG-I b...
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