Description

Methyl Vinyl Ether/Maleic Acid Copolymer, Monoisopropyl Ester is a synthetic polymer derivative designed for advanced formulation and performance enhancement. This specialized copolymer is valued for its film-forming, binding, and stabilizing properties, making it a critical functional additive in high-performance applications. Key industries that rely on this material include pharmaceuticals, personal care, and industrial coatings, where it acts as a versatile excipient and rheology modifier.

Application

• Pharmaceutical Excipient: Used as a film-coating agent, binder, or sustained-release matrix in tablet and capsule formulations.
• Personal Care & Cosmetics: Functions as a film-former, thickener, and stabilizer in hair sprays, styling gels, sunscreens, and skin care products.
• Industrial Coatings: Serves as a key component in specialty coatings, adhesives, and inks, providing improved adhesion and water resistance.
• Agricultural Chemicals: Employed as an adjuvant or encapsulating agent in pesticide and herbicide formulations for controlled release.
• Textile & Fiber Treatment: Acts as a sizing agent or finishing polymer to enhance fabric properties like stiffness or water repellency.

Basic Information

Product Name	Methyl Vinyl Ether/Maleic Acid Copolymer, Monoisopropyl Ester
CAS No.	31307-95-6
Molecular Formula	(C5H8O2•C4H4O4)x
Molecular Weight	Polymer - Variable
Synonyms	PVM/MA Copolymer, Monoisopropyl Ester; PVM/MA Monoester; Methyl Vinyl Ether and Maleic Acid Monoester Copolymer; Gantrez ES; Butyl Ester of PVM/MA Copolymer (related); Poly(methyl vinyl ether-alt-maleic acid) monoisopropyl ester; 1-Methylethyl 2-Butenedioate Polymer with Methoxyethene
EINECS	Contact for details

Quality Control

Our Methyl Vinyl Ether/Maleic Acid Copolymer, Monoisopropyl Ester is manufactured under a strict quality management system. Each batch is tested to ensure it meets precise specifications for identity, purity, and performance. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing key parameters such as assay, viscosity, and residual solvents. We can support compliance with cGMP, ICH guidelines, and REACH requirements for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms to reference spectrum
Assay (as polymer)	≥ 95.0 %
Viscosity (solution)	Contact for details
Loss on Drying	≤ 5.0 %
Residual Solvents (GC)	Meets ICH limits
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.