Description

2,5-Furandione, Polymer With Ethenylbenzene, Propyl Ester is a specialized copolymer designed for advanced material applications. This engineered polymer combines the reactivity of maleic anhydride derivatives with the structural versatility of styrene and propyl ester functionalities. It serves as a critical performance additive and resin component for industries requiring tailored rheological, adhesive, or film-forming properties. Key sectors utilizing this polymer include coatings, adhesives, and specialty chemical manufacturing.

Application

• Coatings & Paints: Acts as a dispersing agent, rheology modifier, and cross-linking component in high-performance industrial and protective coatings.
• Adhesives & Sealants: Used as a tackifier and adhesion promoter in pressure-sensitive adhesives (PSAs) and structural sealants.
• Polymer Modification: Serves as a compatibilizer and impact modifier in polymer blends and composites.
• Ink Formulations: Enhances pigment dispersion and print quality in specialty printing inks.
• Textile Chemicals: Employed as a finishing agent and binder in textile processing.
• Construction Materials: Functions as an additive in cementitious products and mortars to improve workability and adhesion.

Basic Information

Product Name	2,5-Furandione, Polymer With Ethenylbenzene, Propyl Ester
CAS No.	68890-81-3
Molecular Formula	(C4H2O3·C8H8·C3H7O)n
Molecular Weight	Varies (Polymer)
Synonyms	Maleic Anhydride-Styrene-Propyl Ester Copolymer; Styrene-Maleic Anhydride Propyl Ester Copolymer; SMA Propyl Ester; Poly(Styrene-alt-Maleic Anhydride) Propyl Ester; 2,5-Furandione Polymer with Ethenylbenzene and 1-Propanol; Propyl Ester of Styrene-Maleic Anhydride Copolymer; SMA-PE; CAS 68890-81-3
EINECS	Contact for details

Quality Control

Our production of 2,5-Furandione, Polymer With Ethenylbenzene, Propyl Ester adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing to ensure consistent molecular weight distribution, acid value, ester content, and viscosity. Certificates of Analysis (COA) detailing all critical parameters are provided with each shipment. We support compliance with relevant global regulatory frameworks, including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Light yellow to amber solid or viscous liquid
Identification (IR)	Conforms
Acid Value	Contact for details
Ester Content	Contact for details
Viscosity (Brookfield)	Contact for details
Molecular Weight (Mw)	Contact for details
Solids Content	Contact for details
Moisture (KF)	< 1.0%

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