Description

Polyurethane-9 is a synthetic polymer widely utilized as a versatile film-forming agent and conditioning ingredient. Its primary value lies in its ability to enhance the durability, flexibility, and water resistance of formulations. This product is essential for manufacturers in the personal care, coatings, and specialty adhesives industries seeking to improve product performance and longevity.

Application

• Hair Styling Products: Key film-former in hair sprays, mousses, and gels to provide strong, flexible hold with high humidity resistance.
• Skin Care & Sunscreen: Used in creams, lotions, and sunscreens to form a breathable, protective film that enhances water resistance and product substantivity.
• Color Cosmetics: Improves the wear time, waterproofing, and transfer resistance of mascaras, eyeliners, and foundations.
• Nail Care: A component in nail polish and treatments to increase chip resistance, gloss, and durability.
• Industrial & Protective Coatings: Imparts toughness, flexibility, and chemical resistance to coatings for textiles, plastics, and metals.
• Specialty Adhesives: Contributes to the cohesive strength and environmental stability of pressure-sensitive and structural adhesives.

Basic Information

Product Name	Polyurethane-9
CAS No.	69011-31-0
Molecular Formula	(C15H23NO4)n • (C4H6O2)m
Molecular Weight	Polymer (Variable)
Synonyms	Polyurethane-9; Poly(oxy-1,2-ethanediyl), α-hydro-ω-hydroxy-, polymer with 1,1‘-methylenebis[4-isocyanatocyclohexane] and 2,2‘-oxybis[ethanol]; Polyurethane resin-9; Polyurethane polymer-9; NSC 84255; Cosmetic grade polyurethane film former; INCI Name: Polyurethane-9
EINECS	Contact for details

Quality Control

Our Polyurethane-9 is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistent purity, viscosity, and performance characteristics, meeting the stringent requirements of the personal care and coatings industries. Certificates of Analysis (COA) confirming identity, assay, and key physical parameters are available 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). Keep away from excessive heat and open flames.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid or solid
Identification (IR)	Conforms
Assay (Solid Content)	30% - 40% (or as specified)
Viscosity	Specified range
pH (as supplied)	6.0 - 8.0
Residual Solvent	Meets ICH guidelines

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