Superiority:
factory high quality of 25153-40-6 on sale
CAS: 25153-40-6
MF: C21H30O15X2
MW: 522.45
EINECS:
Product Categories: Polymers;Acrylics;Hydrophilic Polymers;Maleic Anhydride Copolymers;Maleic Anhydride Copolymers;Hydrophilic Polymers;Materials Science;Polymer Science
Mol File: 25153-40-6.mol
About Us
NKY has and will always strive to deliver the highest quality products to our customers. NKY is continuously
updating and implementing the best technology to manufacture our products, improving and updating our
quality management systems and investing in our R&D capabilities.
NKY has been a supplier of PVP-based excipients to the pharmaceutical industry. Presently, NKY offers the
complete range of PVP excipient products to the global pharmaceutical market. All our products are of the
highest quality and meet all regulatory specification. In addition, our comprehensive technical support
group, our continuing updated quality management system and meticulous after -sales service allows our
customers the peace of mind that they have chosen the right partner for their material needs.
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NKY is committed to the development of new pharmaceutical excipients and new innovative preparation
techniques to provide new solutions and extra value for our customers. We will continue to work diligently
to build our presence in the pharmaceutical industry. It is our mission to not only stay a dependable
supplier of high quality pharmaceutical products, but to become a trusted partner that global
pharmaceutical companies will want to work with in developing new opportunities and growth.
Excellent bioadhesive/mucoadhesive properties; excellent chelating properties;Enhances solubilization and retention of actives and drugs;
Details:
THE COMPANY
• Publicly traded company on the Shenzhen stock exchange (stock code 300109)
• First domestic company to develop and manufacture PVP and PVM/MA products
• 3rd Largest Global PVP manufacturer
• 2nd Largest Global PVM/MA manufacturer
• International subsidiaries in China,Europe and Japan
• Global distribution network
OUR PRODUCTS
• KoVidone® and PolyKoVidone® line of products representing Povidone, Crospovidone and Copovidone pharmaceutical excipients.
• OraRez® line of PVM/MA copolymer and derivatives representing functional polymers for bioadhesive/mucoadhesive applications.
• KoVidone®-I (PVP-I) broad spectrum biocidal, antifungal and antiviral agent.
• Pharmaceutical solvents and intermediates.
QUALITY
• First Chinese manufacturer to be EXCiPACTTM GMP certified
• All pharmaceutical products manufactured under strict cGMP guidelines
• All pharma products handled and packaged in class D cleanrooms
• State of the art manufacturing facility (commissioned 2013)
• QC equipment and test methods fully validated and fully audit trail compliant
ENVIRONMENTAL RESPONSIBILITY
• Fully compliant with government requirements and regulations
• Real time monitoring of waste streams
• 100% recycling of processing water
• Complete conversion from coal to natural gas
• Focus on developing green production processes
CUSTOMER and TECHNICAL SERVICE
• Technical Research Center to assist our customer with formulation development
• New R&D center commissioned in 2018 having integrated R&D and pilot manufacturing
• Customer partnering to develop new opportunities
• Strong customer and quality management services to assist our customers
OraRez® W
(PVM/MA – Diacid)
CAS: [25153-40-6]
(methylvinylether/maleic acid copolymer)
Properties
• Biocompatible water-soluble film former
• Excellent bioadhesive/mucoadhesive properties
• Excellent chelating properties
• Enhances solubilization and retention of actives and drugs
• Broad molecular weight range and tunable rheological
• Polyanion having two distinct pKa’s
Applications
OraRez® W is an outstanding mucoadhesiving showing the ability to complex, solubilize and retain actives on the mucosal tissue. The material’s bioadhesive properties’ and unique structure makes it an invaluable component to pharmaceutical products. Applications include:
• Retention of drugs on mucosal tissue
• Water-soluble, pain-free adhesive applications (e.g. ostomy bags, buccal patches)
• Solubilization/retention of actives in the oral cavity
• PVM/MA-polymer or PVM/MA-drug complex systems for controlled release
• Enteric coatings and systems
• Hydrogel dressing