Description

2-Propenoic Acid, 2-Methyl-, 2-(Dimethylamino)Ethyl Ester, Homopolymer, Compd. With Dimethyl Sulfate is a specialized cationic polymer, a quaternary ammonium salt of poly(2-(dimethylamino)ethyl methacrylate). This compound is valued for its strong positive charge and film-forming properties, making it a versatile functional additive. It is primarily used in industries requiring advanced rheology modification, surface charge control, and adhesion promotion.

Application

• Flocculant and Retention Aid in paper manufacturing and water treatment processes.
• Rheology Modifier and Thickener in coatings, inks, and adhesive formulations.
• Hair and Skin Care Additive in cosmetic products for conditioning and film-forming effects.
• Antistatic Agent for plastics, textiles, and electronic materials.
• Dispersant and Stabilizer for pigments and fillers in various industrial suspensions.
• Pharmaceutical Excipient for controlled-release drug delivery systems and topical formulations.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, 2-(Dimethylamino)Ethyl Ester, Homopolymer, Compd. With Dimethyl Sulfate
CAS No.	41178-11-4
Molecular Formula	(C9H17NO2)n · C2H6O4S
Molecular Weight	Polymer - Variable
Synonyms	Polyquaternium-41; Poly[(2-(methacryloyloxy)ethyl] trimethylammonium methyl sulfate); Poly(DMAEMA quaternized with dimethyl sulfate); PQ-41; Quaternized Poly(2-(dimethylamino)ethyl methacrylate); Methacryloyloxyethyltrimethylammonium methyl sulfate homopolymer; Cationic methacrylate copolymer; Merquat 280
EINECS	Contact for details

Quality Control

Our production of Polyquaternium-41 adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay, viscosity, and quaternization degree. Our quality systems support compliance with relevant standards for industrial and personal care applications.

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); ensure containers are sealed immediately after use to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	Clear to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (Solid Content)	30 - 50 %
Viscosity (Brookfield)	1000 - 5000 cps
pH (as supplied)	4.0 - 7.0
Quaternary Ammonium Content	> 95 %

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