Description

N-(Carboxylmethyl)-N,N-dimethyl-2-[(2-methyl-1-oxo-2-propenyl)oxy]ethanaminium hydroxide, inner salt polymers with alkyl- C1-18-methacrylates and cyclohexylmethacrylates is a specialized amphoteric polymeric betaine surfactant. This high-performance copolymer is engineered to provide exceptional stability, compatibility, and surface-active properties in demanding formulations. It is a critical component for manufacturers in the personal care, coatings, and industrial additive sectors seeking advanced rheology control and mildness.

Application

• Personal Care & Cosmetics: Primary stabilizer and conditioning agent in shampoos, body washes, and facial cleansers, offering enhanced mildness and foam stability.
• Coatings & Paints: Used as a dispersant and compatibilizer in water-based and solvent-based coating systems to improve pigment wetting and film integrity.
• Industrial Additives: Functions as an antistatic agent, viscosity modifier, and emulsifier in various industrial processes and formulations.
• Enhanced Oil Recovery (EOR): Serves as a polymeric surfactant in chemical flooding applications to improve oil displacement efficiency.
• Adhesives & Sealants: Improves adhesion and rheological properties in acrylic-based adhesive formulations.

Basic Information

Product Name	N-(Carboxylmethyl)-N,N-dimethyl-2-[(2-methyl-1-oxo-2-propenyl)oxy]ethanaminium hydroxide, inner salt polymers with alkyl- C1-18-methacrylates and cyclohexylmethacrylates
CAS No.	84031-51-6
Molecular Formula	Polymeric substance; Contact for details
Molecular Weight	Polymeric substance; Contact for details
Synonyms	Poly(alkyl methacrylate-co-cyclohexyl methacrylate-co-methacryloyloxyethyl betaine); Amphoteric acrylic copolymer; Betaine methacrylate copolymer; Alkyl methacrylate/cyclohexyl methacrylate/methacryloyloxyethyl betaine copolymer; Polymeric betaine surfactant; Acrylic betaine polymer; AMPHOMER® (related trade name series); Carboxybetaine methacrylate copolymer
EINECS	Contact for details

Quality Control

Our production of this amphoteric copolymer adheres to strict quality management systems. Each batch is characterized for critical parameters including monomer content, molecular weight distribution, and ionic character to ensure consistent performance in your applications. Comprehensive Certificates of Analysis (COA) documenting assay, viscosity, pH, and residual monomers are 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). Keep away from strong oxidizing agents and extreme heat. Under these conditions, the product is stable for at least 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid or solid
Assay (Solid Content)	≥ 95.0%
Viscosity (Brookfield, 25°C)	Contact for details
pH (in solution)	6.0 - 8.0
Residual Monomer	≤ 0.5% (by HPLC)
Identification (IR)	Conforms to reference spectrum
Water Content	≤ 3.0% (by Karl Fischer)

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