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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/2021/163910A1 |
Methods of preparing polymer-filled chromatography resin and their uses are provided.
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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/2021/160667A1 |
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/2021/161626A1 |
[Problem] Provided are a cross-linked polymer composition having greatly improved break elongation over conventional cross-linked polymer compositions, as well as a polymer composition and polyrotaxane that can be used as raw materials f...
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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/2021/158072A2 |
The present invention pertains to: a microgel composition containing collagen and hyaluronic acid; and a method for producing same. A microgel composition according to an aspect of the present invention is composed of natural biocompatib...
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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/2021/155477A1 |
This invention provides compositions for controlled localized depositing of one or more drugs within a subject. More particularly, described herein are compositions comprising a) a polyethylene glycol (PEG) composition having a first low...
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WO/2021/153978A1 |
The present invention provides a composition for producing cat litter, cat litter, and a method for producing cat litter, the composition comprising: 45% to 58% by weight of coffee grounds; 40% to 50% by weight of natural polymer; 0.03% ...
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WO/2021/140553A1 |
[Problem] To improve the tracking resistance of a polybutylene terephthalate resin composition in which a halogenated benzyl acrylate flame retardant is used as a flame retardant, and to suppress the corrosion of a metal member in contac...
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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/2021/136883A1 |
The present invention relates to a method of making non-woven material from mycelium produced in a stirred submerged liquid culture. The present invention also relates to use of a crosslinking agent in making a non-woven material from my...
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WO/2021/137685A1 |
The present invention relates to a method (100) of preparing a water-dispersible graphene nanoplatelet comprises the steps of adding a graphene nanoplatelet and an active material into a container, grinding and mixing the graphene nanopl...
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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/2021/127807A1 |
A process to prepare a dual-crosslinked hydrogel, comprising the following steps: 1) functionalizing a glycosaminoglycan such as hyaluronic acid with a methacrylate on hydroxyl group and with a dihydrazide on carboxyl group to obtain a m...
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WO/2021/134084A1 |
The disclosure relates to compositions comprising crosslinked hyaluronic acid physically mixed with collagen. Also contemplated are methods of improving an aesthetic quality of an anatomic feature of a human being.
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WO/2021/126109A1 |
The invention related to the aerogel, which has drawn attention in the world and in our country in recent years, has been examined for its possible use in many areas ranging from automotive, space and aviation industries, construction to...
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WO/2021/119864A1 |
Disclosed is a multi-polymer hydrogel used as a medical device for administering pharmaceutical and cellular therapeutic components, which comprises at least the following components: 2-4% chitosan; 0.01-4% polyvinyl alcohol; 2-4% starch...
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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/2021/123480A1 |
The invention relates to an aqueous solution of an inclusion complex which comprises: a chitosan with a molecular weight comprised between 100,000 and 300,000 g/mol as a carrier agent and at least one biologically active compound applica...
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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/2021/115310A1 |
The present invention relates to the field of medical biomaterials, in particular to a cross-linked hyaluronic acid gel as well as a method for preparing a cross-linked hyaluronic acid gel, the method at least comprising the following st...
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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/2021/111303A1 |
Described are high molecular weight glycosaminoglycan (GAG) hydrogel compositions comprising GAGs covalently crosslinked with a carbohydrate crosslinker, and methods of making the high molecular weight GAG hydrogel compositions. Further ...
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WO/2021/104547A1 |
The present invention relates to compounds of general formula (I) (I) wherein Cg is -CH2-C≡CH or -CH2-CH=CH2; R is independently selected from the group consisting of (Cl-C6)alkyl, which may be linear or branched; (C5-C6)cykloalkyl; R1...
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WO/2021/108756A1 |
A packaging material composition may be biodegradable and water-soluble. The packaging material may include a biodegradable nonionic polysaccharide, a biodegradable ionic polysaccharide, and a plasticizer. Optionally, additional componen...
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WO/2021/105547A1 |
The present invention relates to polymer dispersion obtainable by free radical polymerization reaction of hemicellulose with one or more ethylenically unsaturated monomers. The invention relates also to coated paper products wherein the ...
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WO/2021/101883A1 |
Compositions containing chitosan and a cationic polysaccharide or functionalized cationic polysaccharide and methods for using these compositions to treat corneal transplant are described herein. The compositions can be applied to the ey...
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WO/2021/098185A1 |
The present invention relates to the technical field of natural polysaccharides for in-vivo implantation, in particular to a method for preparing water-soluble alginate for in-vivo implantation. The method comprises: taking commercially ...
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WO/2021/101111A2 |
An apparatus for manufacturing high-purity cross-linked hyaluronic acid according to an embodiment of the present invention comprises a container, a dispersing member, a pressing member, and a separating member. The container is a member...
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WO/2021/100044A1 |
A method of finishing a filamentous material includes the application of an active finishing mixture to a filamentous material. The active finishing mixture includes a cyclodextrin and at least one active agent. The method utilizes finis...
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WO/2021/093355A1 |
Provided are a three-dimensional Frike gel dosimeter, a preparation method and application thereof. In order to accurately determine the radiation dose, a Frike dosimeter is used to measure the radiation dose. The three-dimensional Frike...
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WO/2021/093110A1 |
The present disclosure relates to the technical field of hyaluronic acid cross-linking, in particular to a preparation method for cross-linked hyaluronic acid dry powder, comprising the following steps: (1) dissolving hyaluronic acid in ...
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WO/2021/091040A1 |
The present invention provides a method for producing a hydrogel using mushroom- or fungus-derived chitosan or derivatives thereof which are crosslinked by self-assembly to have a viscosity of 5000 to 55000 cP; and a hydrogel produced th...
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WO/2021/090023A1 |
The present invention relates to a method of processing macroalgae in which superheated water is used in an initial pre-treatment step prior to extraction of a polysaccharide. In particular, the invention relates to a process for obtaini...
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WO/2021/088515A1 |
Disclosed is a chitosan, kojic acid and chlorokojic acid composite bacteriostatic preservative film. The composite bacteriostatic preservative film at least comprises a first composite film and a second composite film stackingly disposed...
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WO/2021/090997A1 |
The present invention relates to a photo-crosslinked hyaluronic acid sponge and to a manufacturing method thereof and, more particularly, to a photo-crosslinked hyaluronic acid sponge and a manufacturing method thereof, the sponge being ...
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WO/2021/092222A1 |
A halosilicone oil in the form of an uncrosslinked terpolymer represented by the following Formula (I): (I) is disclosed, wherein at least one block forming component includes a halogenated, preferably fluorinated, substituent such as 2,...
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WO/2021/092228A1 |
Disclosed herein are compositions comprising insoluble alpha-glucan particles having a high degree of crystallinity and small particle size. For example, the alpha-glucan particles can have a degree of crystallinity of at least about 0.6...
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WO/2021/081786A1 |
The present invention relates to a molded article with a metallic appearance and a process for making the same. Particularly, the present invention relates to a molded article having a part that comprises a layer with a sandwich structure.
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WO/2021/086072A1 |
The present invention relates to the manufacture of a photo-crosslinkable biodegradable tissue adhesive using a copolymer, and provides a hyaluronic acid copolymer compound having excellent elongation, mechanical properties, and tissue a...
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WO/2021/082186A1 |
The present application relates to the technical field of medical conductive materials, and provides a medical conductive gel and a preparation method therefor. The medical conductive gel comprises the following components in percentage ...
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WO/2021/086081A1 |
The present invention relates to the manufacture of a photo-crosslinkable biodegradable tissue adhesive, and provides a novel hyaluronic acid compound having excellent elongation and excellent adhesive force even in skin and mucosal tiss...
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WO/2021/086053A1 |
The present invention relates to a method for preparing a chitosan succinate having excellent solubility and biocompatibility, and to a chitosan succinate prepared thereby. The method for preparing a chitosan succinate according to the p...
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WO/2021/077380A1 |
A bifunctional starch-based composite nanoparticle, and a preparation method therefor and use thereof. The preparation method comprises: hydrolyzing starch to form a linear dextrin, and fractionating the linear dextrin by means of an alc...
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WO/2021/079076A1 |
The present invention relates to the field of stretch films used in the cosmetic and agri-food packaging sectors. More specifically, the present invention relates to a stretch film comprising konjac and carrageenan in a mass ratio of bet...
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WO/2021/080345A1 |
Provided are an injectable intraocular microgel and a hydrogel which are safe to the body and capable of a long-term drug release in an eyeball. The injectable intraocular microgel may have a form in which a drug is loaded onto a hyaluro...
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WO/2021/077681A1 |
A hyaluronic acid gel composition for water optoinjection, containing 1) disulfide bond crosslinked hyaluronic acid, the content of the hyaluronic acid in a gel being not greater than 10 mg/mL; and 2) a non-crosslinked hyaluronic acid. W...
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