OraRez® W MA – Diacid
- CAS Number
- 25153-40-6
- EC Number
- 607-572-6
- Chemical Name
- Poly(Methylvinyl Ether-Co-Maleic Acid)
OraRez® W MA – Diacid 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.
Properties
- Pharma and Nutraceuticals Functions
- Chelating Agent
- Controlled Release Agent
- Film Former
- Mucoadhesive
- Solubilizer
Product families
Applications
- Transdermal
Product Families
- Formulation & Processing Aids
- Modified & Controlled Release
- Other Excipients
- Pharmaceutical Coatings
- Solvents & Solubilizers
Other characteristics
- Brand
- OraRez
- Synonyms
Maleic acid-methoxyethylene copolymer, Maleic acid-methyl vinyl ether copolymer, Maleic acid-methyl vinyl ether polymer, Maleic acid-vinyl methyl ether copolymer, Methoxyethylene-maleic acid copolymer, Methyl vinyl ether-maleic acid copolymer, Methyl vinyl ether-maleic acid polymer, Poly(maleic acid-methyl vinyl ether), Poly(methyl vinyl ether-maleic acid), Vinyl methyl ether-maleic acid copolymer
- Functions
Chelating Agent, Controlled Release Agent, Film Former, Mucoadhesive, Solubilizer
- Dosage Form
- Transdermal Patches
- Markets
- Healthcare & Pharma
- Soluble In
- Water
- Technology
- Pharmaceuticals & Nutraceuticals
- HIGHLIGHTS
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 rheology.; Polyanion having two distinct pKa's.
- Known For
Retention of drugs on mucosal tissue.; Water-soluble, pain-free adhesive applications (e.g. ostomy bags, buccal patchs).; 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.
