OraRez® W MA – Diacid

1 of 10 products in this brand
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.

Chemical Name: Poly(Methylvinyl Ether-Co-Maleic Acid)

CAS Number: 25153-40-6

Functions: Chelating Agent, Controlled Release Agent, Film Former, Mucoadhesive, Solubilizer

Dosage Form: Transdermal Patches

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

    Knowde Enhanced TDS

    Identification & Functionality

    CAS No.
    25153-40-6
    EC No.
    607-572-6

    Features & Benefits

    Product 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.

    Applications & Uses

    Recommended Uses and Known Applications
    • 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.

    Properties

    Soluble in
    Water