Description

1,2-Propanediol, Polymer With 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol And Methyloxirane CAS NO 33011-37-9 is a specialized polyether polyol, a key building block in advanced polymer synthesis. This compound is valued for its ability to impart flexibility, hydrophilicity, and controlled reactivity into final polymer matrices. It is essential for formulators and manufacturers in industries requiring high-performance, customizable polyurethane and resin systems.

Application

• Polyurethane Elastomers & Foams: Serves as a reactive polyol component to produce flexible, resilient foams and elastomers with tailored hardness and density.
• Coatings & Adhesives: Used in the formulation of high-performance polyurethane coatings, sealants, and adhesives, enhancing flexibility, adhesion, and moisture resistance.
• Resin Modification: Acts as a modifier in epoxy and other resin systems to improve impact resistance and reduce brittleness.
• Surfactants & Demulsifiers: A precursor in the synthesis of non-ionic surfactants and oilfield chemicals used for demulsification and dispersion.
• Pharmaceutical & Cosmetic Excipients: Employed in the production of specialized polymers for controlled drug delivery systems and as a base for cosmetic emollients.
• Industrial Lubricants & Hydraulic Fluids: Functions as a base fluid or additive to enhance the lubricity and thermal stability of synthetic lubricants.

Basic Information

Product Name	1,2-Propanediol, Polymer With 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol And Methyloxirane
CAS No.	33011-37-9
Molecular Formula	Contact for details
Molecular Weight	Variable (Polymer)
Synonyms	Poly(propylene glycol) trimethylolpropane ether; TMP-initiated polypropylene glycol; Oxirane, methyl-, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,2-propanediol; Polypropylene glycol TMP ether; Trimethylolpropane ethoxylate/propoxylate copolymer; Polyol based on TMP and propylene oxide; Polyether polyol (TMP/PO); 2-Ethyl-2-(hydroxymethyl)-1,3-propanediol, polymer with methyloxirane and 1,2-propanediol
EINECS	Contact for details

Quality Control

Our 1,2-Propanediol, Polymer With 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol And Methyloxirane is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in hydroxyl value, viscosity, water content, and acid value. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C/59-77°F). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

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

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