Description

Polyquaternium-4 is a cationic polymer belonging to the quaternary ammonium compound family, widely recognized for its exceptional conditioning and antistatic properties. Its primary value lies in its ability to effectively deposit onto negatively charged surfaces like hair and skin, providing superior manageability, softness, and a smooth feel. This makes it a critical ingredient for manufacturers in the personal care and cosmetic industries, particularly for formulating high-performance hair conditioners, shampoos, and skin care products. Its compatibility with various surfactants and stability across a broad pH range further enhances its utility in complex formulations.

Application

• Hair Care Formulations: A key conditioning agent in shampoos, conditioners, and hair masks to improve combability, reduce static, and impart softness and shine.
• Skin Care Products: Used in lotions, creams, and cleansers as a skin conditioning agent to enhance smoothness and provide a silky after-feel.
• Color Cosmetics: Functions as a film-former and conditioning agent in mascaras, eyeliners, and foundations to improve wear and application properties.
• Shaving Preparations: Incorporated into shaving gels and foams to provide lubrication and reduce razor drag, improving comfort.
• Liquid Soaps & Body Washes: Enhances the skin-feel of rinse-off products, preventing the tight, dry sensation often associated with frequent washing.
• Technical Applications: Serves as a flocculant, retention aid, or charge neutralizer in select paper manufacturing and water treatment processes.

Basic Information

Product Name	Polyquaternium-4
CAS No.	92183-41-0
Molecular Formula	(C12H28N+ · nCl-)m (Representative)
Molecular Weight	Variable (Polymer)
Synonyms	Polyquaternium 4; Polyquaternium-4; Quaternium-52; Hydroxyethyl Cellulose Dimethyldiallylammonium Chloride Copolymer; HEC-DADMAC Copolymer; Celquat® SC-230M; Celquat® SC-240C; Polymer JR-400 (related quat)
EINECS	Contact for details

Quality Control

Our Polyquaternium-4 is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance. While specific grades may vary, our standard quality commitment includes compliance with relevant cosmetic ingredient standards (e.g., CTFA, INCI). Certificates of Analysis (COA) documenting key parameters such as assay, viscosity, and pH are available upon request to support your quality assurance protocols.

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. Under these conditions, the product has a typical shelf life of 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Assay (Active Content)	Min. 95%
pH (as is or in solution)	4.0 - 7.0
Viscosity	Contact for details (Grade dependent)
Identification (IR)	Conforms
Residual Monomers	Max. 0.1%

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