Description

Bis[[3-(Methacryloyloxy)-2,2-Dimethylpropyl]Dimethylammonium] Sulphate is a specialized quaternary ammonium methacrylate salt, a high-purity monomer designed for advanced polymer synthesis. This compound is valued for its ability to impart permanent cationic functionality and enhanced adhesion properties to polymers, making it a critical component in performance-driven formulations. It is primarily sought by manufacturers in the coatings, adhesives, and specialty polymer industries for developing products with superior durability and surface interaction.

Application

• Cationic Polymer Synthesis: As a key monomer for producing polymers with permanent positive charges, essential for applications requiring electrostatic interactions.
• Advanced Coatings & Inks: Used to formulate cationic electrodeposition (electrocoat) primers and inks that offer excellent corrosion resistance, adhesion to metal substrates, and uniform film deposition.
• Adhesive & Sealant Formulations: Enhances adhesion to difficult-to-bond surfaces, such as plastics and treated metals, improving bond strength and durability.
• Paper & Textile Treatment: Imparts cationic character to polymers used as wet-strength resins, retention aids, and dye-fixing agents.
• Personal Care Polymers: Employed in the synthesis of conditioning agents for hair care and skincare products, where cationic polymers provide substantivity and smoothness.
• Water Treatment Chemicals: A building block for flocculants and clarifying agents that effectively neutralize and aggregate negatively charged particles in wastewater.

Basic Information

Product Name	Bis[[3-(Methacryloyloxy)-2,2-Dimethylpropyl]Dimethylammonium] Sulphate
CAS No.	98072-24-3
Molecular Formula	C26H52N2O10S
Molecular Weight	584.77 g/mol
Synonyms	Dimethylaminoethyl Methacrylate Methyl Sulfate Quaternary Salt; DMAMSA Q-Salt; 2-(Dimethylamino)ethyl Methacrylate Methyl Sulfate Salt; Quaternary Ammonium Methacrylate; N,N-Dimethylaminoethyl Methacrylate Methyl Sulfate; Cationic Methacrylate Monomer; Bis(2-(methacryloyloxy)ethyl) Dimethylammonium Methyl Sulfate (common mis-assignment); [3-(Methacryloyloxy)-2,2-dimethylpropyl]dimethylammonium sulfate (1:2)
EINECS	Contact for details

Quality Control

Our production of Bis[[3-(Methacryloyloxy)-2,2-Dimethylpropyl]Dimethylammonium] Sulphate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for sensitive polymerization processes. Each lot is analyzed against comprehensive specifications, including assay, identity, and critical impurity profiles. Certificates of Analysis (COA) documenting all test results are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15-25°C (59-77°F). This product is hygroscopic (moisture-sensitive). To prevent degradation and polymerization, minimize exposure to air, moisture, and heat. Keep away from incompatible materials such as strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0 %
Water Content (KF)	≤ 1.0 %
Methacrylic Acid	≤ 0.5 %
Inhibitor (MEHQ)	100 - 250 ppm
Specific Gravity (20°C)	1.10 - 1.20

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