Description

Butylene Oxide, Polypropylene Glycol Polymer is a high-performance polyether polyol derived from the polymerization of propylene oxide and butylene oxide. This versatile polymer is valued for its excellent hydrophobicity, flexibility, and compatibility, making it a crucial intermediate in advanced material synthesis. It is primarily sought by manufacturers in the polyurethane, coatings, and specialty chemical industries for producing elastomers, adhesives, and functional fluids with tailored properties.

Application

• Primary raw material for manufacturing flexible and rigid polyurethane foams and elastomers.
• Key intermediate in the synthesis of high-performance coatings, adhesives, sealants, and elastomers (CASE).
• Used as a base fluid or additive in specialty lubricants and hydraulic fluids.
• Acts as a surfactant or demulsifier component in industrial and oilfield applications.
• Employed as a plasticizer or softener in polymer and resin formulations to improve flexibility.
• Serves as a chemical building block for functional silicone polyethers and other copolymers.
• Used in the production of grouts, binders, and composite materials.

Basic Information

Product Name	Butylene Oxide, Polypropylene Glycol Polymer
CAS No.	25549-07-9
Molecular Formula	(C3H6O.C4H8O)x
Molecular Weight	Variable (Polymer)
Synonyms	Poly(oxy-1,2-ethanediyl), α-hydro-ω-hydroxy-, ether with 1,2-propanediol (1:1)
Polypropylene Glycol Butyl Ether
PPG Butyl Ether
Butylene Oxide-Propylene Oxide Copolymer
BO/PO Copolymer
Polyoxypropylene Butyl Ether
Oxirane, methyl-, polymer with oxirane, monobutyl ether
EINECS	Contact for details

Quality Control

Our Butylene Oxide, Polypropylene Glycol Polymer is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in hydroxyl value, viscosity, molecular weight distribution, and impurity levels. Certificates of Analysis (COA) documenting full specifications are available for every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, acids, and heat sources to maintain product integrity. For long-term storage, consider under an inert atmosphere to prevent moisture absorption and oxidation.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity @ 25°C (cP)	Contact for details
Average Molecular Weight (Mn)	Contact for details
Water Content (KF)	≤ 0.1%
Acid Value (mg KOH/g)	≤ 0.05
Color (APHA)	≤ 50

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