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WO/2023/001913A1 |
The present invention relates to chitosan oligomers obtainable by enzymatic hydrolysis of chitosan polymers, compositions containing them, and uses thereof.
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WO/2023/002959A1 |
Provided are: a chitosan derivative which has an excellent emulsification ability and a high salt-forming rate, and from which it is possible to prepare an emulsification composition such as a highly stable milky lotion by finely dispers...
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WO/2023/285663A1 |
The present invention provides a hydroxypropyltrialkylammonium hyaluronate and/or salt thereof, having a degree of cationization of more than 1.4.
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WO/2023/287366A1 |
This invention relates to a method for preparing hyaluronic acid grafted poly(N-isopropylacrylamide) (HA-g-pNIPAM) comprising the steps of: a) preparing a mixture comprising hyaluronic compound, poly(N-isopropylacrylamide) and carbodiimi...
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WO/2023/287684A1 |
Compositions are disclosed herein comprising an ester derivative of a glucan, wherein the glucan has a degree of substitution (DoS) up to about 3.0 with at least one cationic organic group that is ester-linked to the glucan. Methods are ...
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WO/2023/287348A1 |
A method for the manufacture of agar or agarose beads, the method comprising the steps of: i) providing a water phase comprising an aqueous solution of agar or agarose at a temperature above the gelling temperature of said aqueous soluti...
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WO/2023/280235A1 |
The present invention relates to a heparin molecule containing an AT binding sequence and a continuous 2-O-glucuronic acid residue, and a preparation method therefor and the use thereof. The heparin molecule contains an AT binding sequen...
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WO/2023/282413A1 |
The present invention relates to a homogeneous spherical hyaluronic acid bead gel having a swelling degree of 4,500%-10,000%, which is prepared through a mixed crosslinking reaction step, a second step of crosslinking reaction of a dispe...
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WO/2023/280084A1 |
The present invention relates to the field of anticoagulant and antithrombotic drugs, and in particular to an application of sulfate gluco-galacto-oligosaccharide in preparation of an anticoagulant and/or antithrombotic drug. Disclosed i...
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WO/2023/281262A1 |
The invention provides a method for obtaining alginate from macroalgae, in particular from brown seaweed such as Laminaria hyperborea. It further relates to alginate obtained by such a method. More particularly, the invention provides a ...
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WO/2023/283532A1 |
The present disclosure provides for a method of purifying rubber from a plant that naturally produces rubber, the method including: a) contacting plant material with hot water or a dilute basic aqueous solution, thereby forming a plant m...
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WO/2023/274748A1 |
A biomedical device is disclosed. The biomedical device includes a polymerization product of a biomedical device-forming mixture containing (a) one or more grafted glycosaminoglycan polymers including a glycosaminoglycan having a polymer...
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WO/2023/278631A1 |
Provided herein are methods of producing heparin and heparan sulfate from modified cells, such as modified MST cells, and compositions comprising heparin and heparan sulfate isolated from modified cells.
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WO/2023/278648A2 |
Corn fiber gum (CFG) production via a path without a starch removal step, using sodium hydroxide during the extraction, eliminating the use of hydrogen peroxide throughout the process, and recovering CFG by spray drying is provided. Calc...
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WO/2023/277145A1 |
The purpose of the present disclosure is to provide a polysaccharide nanofiber-blended polysaccharide composition production method which can be implemented easily and by which it is possible to obtain a polysaccharide nanofiber-blended ...
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WO/2023/278837A2 |
Oxybate cyclodextrin mono-esters, di-esters, and compositions comprising admixtures thereof are provided herein. The compounds and compositions are useful in immediate release and modified release compositions for treating narcolepsy and...
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WO/2022/263718A1 |
The present invention relates to a method for producing cationic saccharide comprising providing a mixture comprising betaine aldehyde and a saccharide;allowing the betaine aldehyde to react with the saccharide; and obtaining cationic sa...
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WO/2022/264943A1 |
Provided are: an organopolysiloxane-modified cyclodextrin compound to be described below; and a cosmetic containing the same. This organopolysiloxane-modified cyclodextrin compound is composed of a sugar unit represented by formula (1) [...
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WO/2022/262158A1 |
A preparation method for capsular polysaccharide A of bacteroides fragilis. The preparation method comprises the following steps: preparing a bacterial suspension of bacteroides fragilis having a pH value of less than or equal to 5; perf...
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WO/2022/263405A1 |
The present invention generally relates to the field of biopolymers. In one aspect, the invention is directed to a method of preparing lyophilized and reconstituted gellan gum compositions. In further aspects, the invention relates to ly...
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WO/2022/266588A1 |
The invention describes the use of sugar beet pectin stabilized oil in water emulsions with plant based foods.
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WO/2022/265380A1 |
The present invention relates to a hyaluronic acid cross-linked product and a filler composition comprising same and, more particularly, to a hyaluronic acid cross-linked product having reduced swelling while having high cohesive and adh...
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WO/2022/259263A1 |
The present disclosure provides a layered composition comprising a) chitosan as a base layer; and b) a nanocomposite layer as a bioactive layer, wherein the nanocomposite layer comprises silica nanoparticles dispersed in silk fibroin. Th...
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WO/2022/259964A1 |
This organopolysiloxane-modified cyclodextrin compound is composed of a sugar unit represented by formula (1) [in the formula, R is a hydrogen atom, a group represented by formula (2) (in the formula, R1 is a group selected from among a ...
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WO/2022/259091A1 |
Present invention relates to a process to reduce butane sultone hydrolysis products (4-hydroxybutane-1-sulfonic acid, and bis(4-sulfobutyl) ether disodium) in sulfobutylether cyclodextrin reaction mixtures achieved with the combined use ...
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WO/2022/256920A1 |
Provided herein are β-1,3-linked biopolymers (acholetin polysaccharides). Furthermore, provided herein are enzymatic methods and systems for producing β-1,3-linked oligosaccharides and polysaccharides using β-1,3-N-acetylglucosaminide...
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WO/2022/255447A1 |
Provided is a β glucan ester derivative with which preferable water resistance and heat resistance are obtained and both rigidity and flexibility can be achieved. This β glucan ester derivative having a C3 acyl group and a C6-C8 acyl...
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WO/2022/247097A1 |
A method for separating active ingredients from Siraitia grosvenorii flowers, comprising: S1, extracting Siraitia grosvenorii flowers with water vapor to obtain wet flowers and a first extracting solution; S2, extracting the wet flowers ...
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WO/2022/250967A1 |
A shampoo formulation is provided, comprising: dermatologically acceptable vehicle; dermatologically acceptable silicone; a dermatologically acceptable hair cleaning surfactant; a deposition aid polymer, wherein the deposition aid polyme...
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WO/2022/244580A1 |
Provided is an immunostimulator that contains β-glucan derived from yeast cell walls and that has a high immunostimulation effect. This immunostimulator contains β-glucan derived from yeast cell walls, and the percentage content of sai...
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WO/2022/243788A1 |
The present invention concerns a polymeric composition with improved rheological properties, comprising at least one polyanionic polysaccharide, or a derivative thereof, and a polyaminosaccharide chosen from chitosan, functionalised chit...
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WO/2022/241973A1 |
Disclosed in the present invention are a tropolone-chitosan derivative, and a preparation method therefor and the use thereof, which belong to the technical field of antibacterial substances. The structural formula of the tropolone-chito...
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WO/2022/238441A1 |
The present invention relates to polymeric compounds of glucuronic acid having phenolic hydroxyl moieties (herein after designated by PGU-Ph) and more particularly to a method of hydrogelation of such compounds. The present invention als...
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WO/2022/240665A1 |
A hair conditioner formulation is provided, comprising: a dermatologically acceptable vehicle; and a conditioning polymer, wherein the conditioning polymer is a cationic dextran polymer, comprising a dextran base polymer functionalized w...
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WO/2022/241130A1 |
A method of manufacturing a high molecular weight heparin (HMWH) compound is disclosed. The method comprises dissolving heparin to form a heparin solution and fractionating the heparin solution via tangential flow filtration (TFF) using ...
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WO/2022/240664A1 |
A formulation for the care of damaged hair is provided, comprising: a vehicle; a silicone; and a deposition aid, wherein the deposition aid is a cationic dextran polymer, comprising a dextran base polymer functionalized with quaternary a...
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WO/2022/235735A1 |
Compositions are disclosed herein, for example, comprising oxidized insoluble alpha-glucan and a rubber component, wherein crystalline insoluble alpha-glucan is used to produce the oxidized insoluble alpha-glucan component(s). Additional...
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WO/2022/235655A1 |
Disclosed herein are compositions comprising (i) an insoluble alpha-glucan and soluble alpha-glucan derivative, or (ii) an insoluble alpha-glucan and additive. These compositions can be in the form of particles, for example, such as part...
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WO/2022/232352A1 |
A carrier phase, a neutral surfactant or a reaction product thereof, and a reaction product of a saccharide polymer and a fatty acid or a fatty ester may be formulated as consumer or industrial products of various types. The reaction pro...
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WO/2022/232549A1 |
In one aspect, the present disclosure provides to a method for isolating and purifying a capsular polysaccharide (CPS) from a Burkholderia species. In one embodiment, the Burkholderia species is the O-polysaccharide mutant strain B. thai...
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WO/2022/227412A1 |
Disclosed in the present invention is an application of millettia polysaccharide or millettia modified polysaccharide in delaying grease oxidation. It is found in the present invention that the addition of the millettia polysaccharide to...
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WO/2022/226633A1 |
It is provided a method and composition of chitosan, where the chitosan, independent of its molecular weight or degree of deacetylation, is dissolved in an acid free aqueous solution comprising charged aldehyde without the need of proton...
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WO/2022/230966A1 |
A tamarind decomposition product which is a decomposition product of tamarind gum and has a weight-average molecular weight of 70,000 or less.
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WO/2022/222607A1 |
The present invention relates to the field of organic chemical synthesis, and relates to a preparation method for acetylated sodium hyaluronate, characterized in comprising the following steps: under the protection of inert gas, using hy...
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WO/2022/217763A1 |
Provided is a preparation method for a sulfated abalone polysaccharide, which comprises the following steps: S1, stirring anhydrous pyridine in an ice bath until evenly mixed, and gradually adding chlorosulfuric acid in a dropwise fashio...
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WO/2022/217573A1 |
A preparation method for pectin having high RG-I structure content, comprising mixing orange peel powder with an alkaline solution at a low temperature, and then performing ultra high pressure treatment at a pressure of 200-600 MPa for 1...
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WO/2022/211493A1 |
The present invention is intended to provide a hydrogel that utilizes the naturally occurring substance pectin to exhibit an equivalent or greater effect. Specifically, the present application is intended to provide a hydrogel or a patch...
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WO/2022/205572A1 |
A Bletillae rhizoma polysaccharide, a preparation method therefor and the use thereof, and an immunological adjuvant and a nano vaccine containing same. The Bletillae rhizoma polysaccharide has an immunoregulatory effect. After the Bleti...
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WO/2022/207972A1 |
The present invention relates to nanocrystalline xylan containing at least 0.1 free unsaturated groups per anhydroxylose unit, wherein free unsaturated groups are groups which exhibit unsaturated bonds, and which are capable of reacting ...
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WO/2022/205518A1 |
A method for preparing a Pandanus tectorius polysaccharide. The method comprises the following steps: steaming and drying Pandanus tectorius fruits to obtain dried Pandanus tectorius fruits; crushing the dried Pandanus tectorius fruits, ...
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