Description

Poly(1-Vinylpyrrolidone-Co-2-Dimethylaminoethyl Methacrylate) is a cationic copolymer that combines the film-forming and complexing properties of vinylpyrrolidone with the cationic charge and adhesion-promoting characteristics of dimethylaminoethyl methacrylate. This unique structure makes it an essential functional polymer for applications requiring controlled charge interaction, binding, and stabilization. It is particularly valuable in the pharmaceutical, personal care, and specialty chemical industries where its cationic nature is leveraged for enhanced performance.

Application

• Pharmaceutical Excipient: Used as a cationic film former in tablet coatings and as a complexing agent for controlled drug release systems.
• Hair Care Products: Acts as a conditioning agent and fixative in shampoos, conditioners, and styling products due to its substantivity to hair.
• Gene Delivery & Transfection: Serves as a non-viral vector component for complexing and delivering nucleic acids in biomedical research.
• Paper & Textile Sizing: Functions as a cationic wet-strength resin and retention aid in papermaking and as a fabric conditioner.
• Adhesive & Binding Agent: Utilized in adhesives and as a binder in agrochemical formulations and ceramics for its strong adhesive properties.
• Wastewater Treatment: Employed as a flocculant for the clarification of industrial wastewater streams.
• Personal Care Formulations: Used in skincare products as a thickener and stabilizer for emulsions and suspensions.

Basic Information

Product Name	Poly(1-Vinylpyrrolidone-Co-2-Dimethylaminoethyl Methacrylate)
CAS No.	30581-59-0
Molecular Formula	(C6H9NO)m(C8H13NO2)n
Molecular Weight	Varies by monomer ratio (Typically 10,000 - 1,000,000 g/mol)
Synonyms	Poly(VP-co-DMAEMA); PVP-DMAEMA Copolymer; 1-Ethenyl-2-pyrrolidinone polymer with 2-(dimethylamino)ethyl 2-methyl-2-propenoate; Vinylpyrrolidone/Dimethylaminoethyl Methacrylate Copolymer; Copovidone DMAE; Cationic PVP Copolymer; Polyvinylpyrrolidone-co-poly(dimethylaminoethyl methacrylate); N-Vinyl-2-pyrrolidone and Dimethylaminoethyl Methacrylate Copolymer
EINECS	Contact for details

Quality Control

Our Poly(1-Vinylpyrrolidone-Co-2-Dimethylaminoethyl Methacrylate) is manufactured under a strict quality management system. Each batch is tested to ensure consistent monomer ratio, molecular weight distribution, cationic charge density, and purity. Certificates of Analysis (COA) detailing key parameters are provided with every shipment. We can support compliance with relevant pharmaceutical (e.g., ICH Q7) and industrial standards upon request.

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 product is hygroscopic (moisture-sensitive). Keep the container tightly sealed to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to structure
Assay (Copolymer Content)	≥ 95.0 %
Monomer Ratio (VP:DMAEMA)	As per grade (e.g., 70:30, 50:50)
Viscosity (1% in water)	Reported value
pH (1% Solution)	5.0 - 8.0
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 0.1 %
Heavy Metals (as Pb)	≤ 10 ppm

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