Description

Siloxanes and Silicones, di-Me, Me hydrogen, reaction products with 2,2-bis(2-propenyloxy)methyl-1-butanol, polyethylene-polypropylene glycol alkyl methyl ether and polyethylene-polypropylene glycol monoalkyl ether CAS NO 190280-59-2 is a specialized, multi-functional silicone polyether copolymer designed for advanced performance. This compound is engineered to deliver superior surface activity, foam control, and compatibility in complex formulations. It is a critical raw material for manufacturers in the polyurethane, coatings, and personal care industries seeking to enhance product stability and functionality. Its unique hybrid structure provides a balance of silicone and polyether properties.

Application

• Polyurethane Foam Stabilizer: Acts as a key surfactant in the production of flexible and rigid polyurethane foams, ensuring uniform cell structure and stability.
• Coatings & Inks Additive: Improves flow, leveling, and substrate wetting in industrial and decorative coatings, reducing surface defects.
• Personal Care Ingredients: Used in hair conditioners, skin creams, and antiperspirants for emolliency, softness, and improved spreadability.
• Adhesives & Sealants: Enhances rheological properties and adhesion in silicone-modified polymer systems.
• Textile & Fiber Treatment: Imparts softness, lubricity, and water repellency to synthetic and natural fibers.
• Industrial Defoamer Component: Serves as an effective component in defoaming formulations for aqueous and non-aqueous systems.

Basic Information

Product Name	Siloxanes and Silicones, di-Me, Me hydrogen, reaction products with 2,2-bis(2-propenyloxy)methyl-1-butanol, polyethylene-polypropylene glycol alkyl methyl ether and polyethylene-polypropylene glycol monoalkyl ether
CAS No.	190280-59-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Silicone polyether copolymer; Polyalkyleneoxide modified heptamethyltrisiloxane; Polyether-modified trisiloxane; Silicone glycol copolymer; Polyoxyalkylene modified trisiloxane; Surfactant SAG; Foam stabilizer for polyurethane; Dow Corning® DC 1248 (example trade name)
EINECS	Contact for details

Quality Control

Our production of this silicone copolymer adheres to strict quality management systems, ensuring batch-to-batch consistency for critical applications. Quality is verified through parameters including viscosity, hydroxyl value, ethylene oxide/propylene oxide content, and silicone content. A comprehensive Certificate of Analysis (COA) documenting purity and key performance indicators is provided with every shipment 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 and excessive heat. Under these conditions, the product remains stable for a minimum of 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Viscosity @ 25°C	100 - 500 cSt
Specific Gravity @ 25°C	1.00 - 1.05
Refractive Index @ 25°C	1.440 - 1.450
Water Content	≤ 0.5%
Assay (Active Content)	≥ 95.0%

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