Chitin Chondroitin sulfate Hyaluronic acid Derivatives thereof

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CPC
C08J2305/08

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CCHEMISTRY METALLURGY C08Organic compounds C08JWORKING-UP GENERAL PROCESSES OF COMPOUNDING AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G C08J2305/00Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00

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C08J2305/08Chitin Chondroitin sulfate Hyaluronic acid Derivatives thereof

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Biodegradable foam with laminate layers
- Patent number 12,162,259
- Issue date Dec 10, 2024
- CRUZ FOAM, INC.
- Xiaolin Zhang
- B32 - LAYERED PRODUCTS
Information Patent Grant
Cross-linkable polymer, hydrogel, and method of preparation thereof
- Patent number 12,138,363
- Issue date Nov 12, 2024
- ÉCOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE
- Peyman Karami
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Crosslinked hyaluronic acid, hyaluronic acid hydrogel, and method f...
- Patent number 12,090,248
- Issue date Sep 17, 2024
- Hanmi Pharm. Co., Ltd
- Soo Jin Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for production of antimicrobial polymers
- Patent number 12,071,490
- Issue date Aug 27, 2024
- Javad Karimi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dendritic macroporous hydrogels prepared by crystal templating
- Patent number 12,031,008
- Issue date Jul 9, 2024
- Board of Regents, The University of Texas System
- Scott Zawko
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Highly efficacious hemostatic adhesive polymer scaffold
- Patent number 12,016,968
- Issue date Jun 25, 2024
- Cresilon, Inc.
- Joseph A. Landolina
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Encapsulation by cross-linking of anionic polymers by pH induced di...
- Patent number 12,018,135
- Issue date Jun 25, 2024
- The Regents of the University of California
- Herbert B. Scher
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Three-dimensional solid polymeric foams and a microfluidic process...
- Patent number 11,945,930
- Issue date Apr 2, 2024
- PARIS SCIENCES ET LETTRES
- Ilham Maimouni
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing acylated crosslinked glycosaminoglycans
- Patent number 11,939,433
- Issue date Mar 26, 2024
- Galderma Holding SA
- Johan Olsson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High-performance anodes for lithium ion batteries
- Patent number 11,926,680
- Issue date Mar 12, 2024
- University of Louisiana at Lafayette
- Ling Fei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hemostatic agent and method of production thereof
- Patent number 11,903,961
- Issue date Feb 20, 2024
- Amrita Vishwa Vidyapeetham
- Jayakumar Rangasamy
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Biomimetic electrically conductive hyaluronic acid-based hydrogels
- Patent number 11,896,738
- Issue date Feb 13, 2024
- The Regents of the University of California
- Rebecca Bierman
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for efficient cross-linking of hyaluronic acid
- Patent number 11,866,556
- Issue date Jan 9, 2024
- Galderma Holding SA
- Morgan Karlsson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Porous structure and method for manufacturing same
- Patent number 11,833,257
- Issue date Dec 5, 2023
- Korea Institute of Industrial Technology
- Tae Hee Kim
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Water degradable film containing hyaluronic acid or salt thereof an...
- Patent number 11,834,560
- Issue date Dec 5, 2023
- Korea Research Institute of Chemical Technology
- Jae-Hyeok Lee
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Photocontrolled dynamic covalent linkers for polymer networks
- Patent number 11,820,870
- Issue date Nov 21, 2023
- Northwestern University
- Julia A. Kalow
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of crosslinking glycosaminoglycans
- Patent number 11,807,726
- Issue date Nov 7, 2023
- Centre National de la Recherche Scientifique
- Rachel Auzely-Velty
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polymer compositions
- Patent number 11,795,290
- Issue date Oct 24, 2023
- OXFORD MEDICAL PRODUCTS LIMITED
- Anthony John Fitzpatrick
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Carbohydrate crosslinker
- Patent number 11,780,970
- Issue date Oct 10, 2023
- Galderma Holding SA
- Hotan Mojarradi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dendritic macroporous hydrogels prepared by crystal templating
- Patent number 11,760,858
- Issue date Sep 19, 2023
- Board of Regents, The University of Texas System
- Scott Zawko
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for forming chitin film
- Patent number 11,725,083
- Issue date Aug 15, 2023
- NATIONAL TAIWAN UNIVERSITY
- An-I Yeh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Inclusion of chitosan and herbal extracts as an antimicrobial agent
- Patent number 11,708,424
- Issue date Jul 25, 2023
- Javad Karimi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing acylated crosslinked glycosaminoglycans
- Patent number 11,708,461
- Issue date Jul 25, 2023
- Galderma Holding SA
- Johan Olsson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Temperature sensitive hydrogel composition including nucleic acid a...
- Patent number 11,672,756
- Issue date Jun 13, 2023
- PharmaResearch Co., Ltd.
- Ik Soo Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carbohydrate crosslinker
- Patent number 11,643,509
- Issue date May 9, 2023
- Galderma Holding SA
- Hotan Mojarradi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-soluble, high-molecular-weight chitosan powders
- Patent number 11,634,561
- Issue date Apr 25, 2023
- Board of Supervisors of Louisiana State University and Agricultural and Mecha...
- Witoon Prinyawiwatkul
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation method and use of crosslinked hydrogel for muscle stem...
- Patent number 11,629,236
- Issue date Apr 18, 2023
- Jiangnan University
- Jing Hu
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Filter for the exchange of heat and moisture for application in the...
- Patent number 11,628,602
- Issue date Apr 18, 2023
- Consiglio Nazionale Delle Ricerche
- Monica Sandri
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Methods for producing chitin oligomer, N-acetylglucosamine, and 1-O...
- Patent number 11,603,447
- Issue date Mar 14, 2023
- Showa Denko K.K.
- Ichiro Fujita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Compositions and methods for delivering an agent to a wound
- Patent number 11,576,975
- Issue date Feb 14, 2023
- University of Memphis Research Foundation
- Warren O. Haggard
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR CROSSLINKING HYALURONIC ACID USING RESONANT ACOUSTIC MIXING
- Publication number 20240417522
- Publication date Dec 19, 2024
- STUDIO BIOSCIENCE INC.
- Felix POLYAK
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
POLYMER PROCESSING SYSTEMS AND METHODS EMPLOYING PULSED HEATING
- Publication number 20240409706
- Publication date Dec 12, 2024
- University of Maryland, College Park
- Liangbing HU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHODS OF PRODUCING CROSSLINKED HYALURONIC ACID HYDROGELS WITH DES...
- Publication number 20240384043
- Publication date Nov 21, 2024
- Galderma Holding SA
- Åke ÖHRLUND
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Dry Suspension Granules for Dry Suspension and Preparation Method T...
- Publication number 20240366509
- Publication date Nov 7, 2024
- LIVZON PHARMACEUTICAL GROUP INC.
- Pucheng LI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CROSS LINKED SILK-HYALURONIC ACID COMPOSITION
- Publication number 20240366490
- Publication date Nov 7, 2024
- Allergan, Inc.
- Elizabeta Pavlovic
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHODS FOR MANUFACTURING OF HIGHLY CONCENTRATED HYDROGELS
- Publication number 20240358888
- Publication date Oct 31, 2024
- Vitrean Inc.
- Ira H. SCHACHAR
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Dendritic Macroporous Hydrogels Prepared By Crystal Templating
- Publication number 20240360290
- Publication date Oct 31, 2024
- Board of Regents, The University of Texas System
- Scott Zawko
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DISSOLUTION OF CHITOSAN IN APROTIC AQUEOUS MEDIUM COMPOSITION, PREP...
- Publication number 20240352157
- Publication date Oct 24, 2024
- Abdellatif CHENITE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYSACCHARIDE NANOFIBER-BLENDED POLYSACCHARIDE COMPOSITION PRODUCT...
- Publication number 20240352234
- Publication date Oct 24, 2024
- NATIONAL UNIVERSITY CORPORATION KANAZAWA UNIVERSITY
- Tetsuo FUJIE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROPHOBIC BIOPLASTIC FILM FOR MULTIPLE-USE AND METHOD FOR MANUFAC...
- Publication number 20240336754
- Publication date Oct 10, 2024
- Henry Yao
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLYAMINO IODINATED COMPOUNDS AND RADIOPAQUE HYDROGELS FORMED THERE...
- Publication number 20240301179
- Publication date Sep 12, 2024
- Boston Scientific Scimed, Inc.
- Yen-Hao Hsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CHITIN-BASED SUPERABSORBENT MATERIALS
- Publication number 20240262936
- Publication date Aug 8, 2024
- Arizona Board of Regents on behalf of Arizona State University
- Hanqing Jiang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
THREE-DIMENSIONAL SOLID POLYMERIC FOAMS AND A MICROFLUIDIC PROCESS...
- Publication number 20240254302
- Publication date Aug 1, 2024
- Paris Sciences et Lettres
- Ilham MAIMOUNI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SOL-GEL SYNTHESIS OF PHOSPHOROUS-CONTAINING MAX PHASE V2PC
- Publication number 20240247111
- Publication date Jul 25, 2024
- Christina S. Birkel
- C01 - INORGANIC CHEMISTRY
Information Patent Application
COMPOSITION FOR PREPARING MULTI-CROSSLINKED TEMPERATURE-SENSITIVE H...
- Publication number 20240239966
- Publication date Jul 18, 2024
- MEDIFAB CO., LTD.
- Mi Sun CHA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
HYDROGEL DRUG DELIVERY SYSTEMS FOR THE TREATMENT OF PEDIATRIC GROWT...
- Publication number 20240238421
- Publication date Jul 18, 2024
- The Regents of the University of Colorado, a Body Corporate
- Karin A. Payne
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD FOR PREPARING ACYLATED CROSSLINKED GLYCOSAMINOGLYCANS
- Publication number 20240199822
- Publication date Jun 20, 2024
- Galderma Holding SA
- Johan Olsson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
IMPLANTABLE OR INJECTABLE PRODUCTS BASED ON POLYMERS AND METHOD FOR...
- Publication number 20240189428
- Publication date Jun 13, 2024
- SYMATESE
- Fabien FUCHEZ
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
HYDROGEL COMPOSITION, MANUFACTURING METHOD THEREOF AND HYDROGEL MAT...
- Publication number 20240182651
- Publication date Jun 6, 2024
- Win Coat Corporation
- Ta-Jo LIU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
BIOINK
- Publication number 20240166900
- Publication date May 23, 2024
- Tampere University Foundation sr.
- Anni MÖRÖ
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SOFT GOODS FORMED FROM A FIBER LIQUID SLURRY HAVING SURFACE FEATURE...
- Publication number 20240158586
- Publication date May 16, 2024
- Simplifyber, Inc.
- Maria Intscher-Owrang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Process for manufacturing cross-linkable biopolymers
- Publication number 20240141089
- Publication date May 2, 2024
- Cellcraft Ltd.
- Jopeth M. Ramis
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SINGLE-USE PLASTIC PRODUCTION FOR PACKAGING VIA UPCYCLING OF FOOD W...
- Publication number 20240101720
- Publication date Mar 28, 2024
- UChicago Argonne, LLC
- Meltem Urgun Demirtas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Chitosan Graphene Composite for the Treatment of Harmful Algal Bloo...
- Publication number 20240101785
- Publication date Mar 28, 2024
- Luke A Gurtowski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR EFFICIENT CROSS-LINKING OF HYALURONIC ACID
- Publication number 20240092982
- Publication date Mar 21, 2024
- Galderma Holding SA
- Morgan KARLSSON
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
OXYGEN BARRIER COATING COMPOSITION AND COATING SOLUTION, COATING LA...
- Publication number 20240059853
- Publication date Feb 22, 2024
- NANO AND ADVANCED MATERIALS INSTITUTE LIMITED
- Yan Yan LAM
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INJECTABLE PHOTOCROSSLINKED HYALURONIC ACID HYDROGELS, PRODUCTION M...
- Publication number 20240050628
- Publication date Feb 15, 2024
- VSY BIYOTEKNOLOJI VE ILAC SANAYI ANONIM SIRKETI
- Faruk OYTUN
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CHITOSAN AND RE-ACETYLATED CHITOSAN BASED MEMBRANE AND ASSOCIATED M...
- Publication number 20240017218
- Publication date Jan 18, 2024
- University of South Florida
- Clifford Ronald Merz
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PREPARATION METHOD OF EDIBLE AND BIODEGRADABLE TABLEWARE
- Publication number 20230414022
- Publication date Dec 28, 2023
- Qingdao Agricultural University
- Man LI
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
PHOTO-CROSS-LINKING COPOLYMERIZED HYALURONIC ACID SPONGE AND PREPAR...
- Publication number 20230416472
- Publication date Dec 28, 2023
- SNVIA CO., LTD.
- Sam Dae PARK
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Chitin Chondroitin sulfate Hyaluronic acid Derivatives thereof

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Biodegradable foam with laminate layers

Cross-linkable polymer, hydrogel, and method of preparation thereof

Crosslinked hyaluronic acid, hyaluronic acid hydrogel, and method f...

Method for production of antimicrobial polymers

Dendritic macroporous hydrogels prepared by crystal templating

Highly efficacious hemostatic adhesive polymer scaffold

Encapsulation by cross-linking of anionic polymers by pH induced di...

Three-dimensional solid polymeric foams and a microfluidic process...

Method for preparing acylated crosslinked glycosaminoglycans

High-performance anodes for lithium ion batteries

Hemostatic agent and method of production thereof

Biomimetic electrically conductive hyaluronic acid-based hydrogels

Process for efficient cross-linking of hyaluronic acid

Porous structure and method for manufacturing same

Water degradable film containing hyaluronic acid or salt thereof an...

Photocontrolled dynamic covalent linkers for polymer networks

Method of crosslinking glycosaminoglycans

Polymer compositions

Carbohydrate crosslinker

Dendritic macroporous hydrogels prepared by crystal templating

Method for forming chitin film

Inclusion of chitosan and herbal extracts as an antimicrobial agent

Method for preparing acylated crosslinked glycosaminoglycans

Temperature sensitive hydrogel composition including nucleic acid a...

Carbohydrate crosslinker

Water-soluble, high-molecular-weight chitosan powders

Preparation method and use of crosslinked hydrogel for muscle stem...

Filter for the exchange of heat and moisture for application in the...

Methods for producing chitin oligomer, N-acetylglucosamine, and 1-O...

Compositions and methods for delivering an agent to a wound

Patents Applicationslast 30 patents

METHOD FOR CROSSLINKING HYALURONIC ACID USING RESONANT ACOUSTIC MIXING

POLYMER PROCESSING SYSTEMS AND METHODS EMPLOYING PULSED HEATING

METHODS OF PRODUCING CROSSLINKED HYALURONIC ACID HYDROGELS WITH DES...

Dry Suspension Granules for Dry Suspension and Preparation Method T...

CROSS LINKED SILK-HYALURONIC ACID COMPOSITION

METHODS FOR MANUFACTURING OF HIGHLY CONCENTRATED HYDROGELS

Dendritic Macroporous Hydrogels Prepared By Crystal Templating

DISSOLUTION OF CHITOSAN IN APROTIC AQUEOUS MEDIUM COMPOSITION, PREP...

POLYSACCHARIDE NANOFIBER-BLENDED POLYSACCHARIDE COMPOSITION PRODUCT...

HYDROPHOBIC BIOPLASTIC FILM FOR MULTIPLE-USE AND METHOD FOR MANUFAC...

POLYAMINO IODINATED COMPOUNDS AND RADIOPAQUE HYDROGELS FORMED THERE...

CHITIN-BASED SUPERABSORBENT MATERIALS

THREE-DIMENSIONAL SOLID POLYMERIC FOAMS AND A MICROFLUIDIC PROCESS...

SOL-GEL SYNTHESIS OF PHOSPHOROUS-CONTAINING MAX PHASE V2PC

COMPOSITION FOR PREPARING MULTI-CROSSLINKED TEMPERATURE-SENSITIVE H...

HYDROGEL DRUG DELIVERY SYSTEMS FOR THE TREATMENT OF PEDIATRIC GROWT...

METHOD FOR PREPARING ACYLATED CROSSLINKED GLYCOSAMINOGLYCANS

IMPLANTABLE OR INJECTABLE PRODUCTS BASED ON POLYMERS AND METHOD FOR...

HYDROGEL COMPOSITION, MANUFACTURING METHOD THEREOF AND HYDROGEL MAT...

BIOINK

SOFT GOODS FORMED FROM A FIBER LIQUID SLURRY HAVING SURFACE FEATURE...

Process for manufacturing cross-linkable biopolymers

SINGLE-USE PLASTIC PRODUCTION FOR PACKAGING VIA UPCYCLING OF FOOD W...

Chitosan Graphene Composite for the Treatment of Harmful Algal Bloo...

PROCESS FOR EFFICIENT CROSS-LINKING OF HYALURONIC ACID

OXYGEN BARRIER COATING COMPOSITION AND COATING SOLUTION, COATING LA...

INJECTABLE PHOTOCROSSLINKED HYALURONIC ACID HYDROGELS, PRODUCTION M...

CHITOSAN AND RE-ACETYLATED CHITOSAN BASED MEMBRANE AND ASSOCIATED M...

PREPARATION METHOD OF EDIBLE AND BIODEGRADABLE TABLEWARE

PHOTO-CROSS-LINKING COPOLYMERIZED HYALURONIC ACID SPONGE AND PREPAR...