Description

Poly(n-Vinylphthalimide) is a high-purity specialty polymer derived from the imide of phthalic acid. This compound is valued for its excellent thermal stability and unique chemical functionality, making it a critical intermediate and performance additive in advanced material synthesis. It is primarily sought by R&D laboratories and industrial manufacturers in the polymer, electronics, and specialty chemical sectors for developing heat-resistant resins, photoresists, and functional coatings.

Application

• Advanced Polymer Synthesis: Serves as a key monomer or cross-linking agent for producing high-performance polyimides and polyamide-imides with enhanced thermal and mechanical properties.
• Electronics & Photoresists: Used in the formulation of photosensitive polymers for microelectronics, particularly in the development of photoresist materials for semiconductor fabrication.
• Specialty Coatings & Adhesives: Imparts heat resistance and chemical durability to high-temperature coatings, adhesives, and encapsulants for demanding industrial applications.
• Pharmaceutical Intermediates: Acts as a protected intermediate or building block in the multi-step synthesis of complex active pharmaceutical ingredients (APIs).
• Research & Development: A valuable reagent for academic and industrial R&D focused on novel polymer architectures, drug discovery, and material science.
• Flame Retardant Additives: Can be incorporated into polymer matrices to improve flame retardancy due to the nitrogen-containing imide structure.

Basic Information

Product Name	Poly(n-Vinylphthalimide)
CAS No.	26809-43-8
Molecular Formula	(C10H7NO2)n
Molecular Weight	173.17 (monomer unit)
Synonyms	Poly(1-vinylphthalimide); Poly(N-vinylphthalimide); Poly(vinylphthalimide); 1-Ethenyl-1H-isoindole-1,3(2H)-dione homopolymer; PNVPI; Vinylphthalimide polymer; N-Vinylphthalimide polymer; Phthalimide, N-vinyl-, homopolymer
EINECS	Contact for details

Quality Control

Our Poly(n-Vinylphthalimide) is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and meets high-purity standards suitable for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, molecular weight characteristics, and other key parameters is provided with every shipment.

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 light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). Keep away from strong acids/bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Assay (Purity)	≥ 95% (by HPLC/GPC)
Molecular Weight (Mw)	Contact for details
Polydispersity Index (PDI)	Contact for details
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %

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