Description

Gantrez CAS NO 52660-25-0 is a high-purity, synthetic polymer belonging to the poly(methyl vinyl ether-alt-maleic anhydride) family, valued for its exceptional film-forming, adhesive, and suspending properties. This versatile chemical intermediate is crucial for formulators seeking to enhance product performance, stability, and texture. It is primarily utilized by manufacturers in the pharmaceutical, personal care, and industrial coatings sectors for its reliable and consistent quality.

Application

• Pharmaceuticals: As a key excipient in tablet film coating, controlled-release formulations, and transdermal drug delivery systems.
• Personal Care & Cosmetics: Used in hair styling products (fixative polymers), skincare creams, and sunscreens for its film-forming and stabilizing effects.
• Industrial Adhesives: Serves as a primary component in pressure-sensitive adhesives and specialty bonding agents.
• Coatings & Inks: Employed as a rheology modifier and dispersant to improve the application and finish of various coatings and printing inks.
• Agriculture: Utilized in the formulation of pesticide and herbicide coatings to improve adhesion and rainfastness.
• Dental & Oral Care: Found in denture adhesives and mouthwash formulations for its bioadhesive properties.

Basic Information

Product Name	Gantrez CAS NO 52660-25-0
CAS No.	52660-25-0
Molecular Formula	(C7H8O4)n
Molecular Weight	Varies (Polymer)
Synonyms	Poly(methyl vinyl ether-alt-maleic anhydride); PVM/MA copolymer; Gantrez AN; Gantrez S; Methyl vinyl ether-maleic anhydride copolymer; 2,5-Furandione, polymer with methoxyethene; Butenedioic anhydride, polymer with methoxyethene; CAS 9011-16-9 (related anhydride form)
EINECS	Contact for details

Quality Control

Our Gantrez products are manufactured under a strict quality management system to ensure batch-to-batch consistency and reliability. We provide material that meets relevant industry standards for pharmaceutical and cosmetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, viscosity, and other critical parameters is supplied with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms
Assay (Anhydride Content)	≥ 48.0 %
Viscosity (1% solution)	Contact for details
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 1.0 %

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