Description

Poly(2-Vinylpyridine n-Oxide) is a water-soluble, cationic polymer derived from the oxidation of poly(2-vinylpyridine). This compound matters for its unique ability to act as a complexing agent and flocculant, making it valuable in water treatment and separation processes. Industries that need it include pharmaceutical manufacturing, where it serves as an excipient or stabilizer, and industrial chemistry for metal ion recovery and wastewater purification.

Application

• Pharmaceutical Excipient: Used as a stabilizer, complexing agent, or taste-masking polymer in drug formulations.
• Water Treatment Flocculant: Effective for clarifying industrial wastewater and municipal water by aggregating fine particles and organic matter.
• Metal Ion Recovery: Employed in hydrometallurgy to selectively complex and recover valuable or toxic metal ions from solutions.
• Analytical Chemistry: Serves as a reagent or a component in sensor membranes for the detection of specific anions or metal cations.
• Paper & Pulp Industry: Acts as a retention aid and drainage promoter in papermaking processes.
• Textile Processing: Used in dyeing and finishing operations as a leveling agent or to improve color fastness.
• Enhanced Oil Recovery (EOR): Investigated for use in polymer flooding to improve oil displacement efficiency.
• Biomedical Research: Utilized in studies involving cell encapsulation, drug delivery systems, and as a model cationic polymer.

Basic Information

Product Name	Poly(2-Vinylpyridine n-Oxide)
CAS No.	9016-06-2
Molecular Formula	(C7H7NO)n
Molecular Weight	Contact for details
Synonyms	Poly(2-vinylpyridine N-oxide); P2VPNO; Poly(2-ethenylpyridine 1-oxide); Poly(2-vinylpyridine-1-oxide); 2-Vinylpyridine N-oxide polymer; Poly(N-oxido-2-vinylpyridine); Poly(2-vinylpyridine) N-oxide; Oxidized Poly(2-vinylpyridine)
EINECS	Contact for details

Quality Control

Our Poly(2-Vinylpyridine n-Oxide) is produced under a strict quality management system. Each batch undergoes rigorous testing for critical parameters including degree of oxidation, molecular weight distribution, and residual monomer content. Certificates of Analysis (COA) documenting purity, assay, and other relevant specifications are available upon request to ensure compliance with your application requirements.

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 when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to pale yellow powder or solid
Identification (IR)	Conforms to structure
Assay (as polymer)	≥ 95.0 %
Degree of Oxidation	Contact for details
Viscosity (solution)	Contact for details
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 1.0 %
Residual Monomer	≤ 0.5 %

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