Description

Tri(Propylene Glycol) Butyl Ether is a high-purity, low-odor glycol ether solvent with excellent solvency and coupling properties. This versatile chemical intermediate is valued for its ability to dissolve a wide range of resins and oils while offering favorable evaporation rates and low toxicity. It is essential for formulators and manufacturers in the coatings, cleaning, and chemical processing industries seeking reliable performance and regulatory compliance.

Application

• Industrial & Institutional Cleaners: Acts as a coupling agent and solvent in heavy-duty degreasers, hard surface cleaners, and graffiti removers.
• Coatings & Inks: Serves as a coalescing aid and solvent in water-based paints, industrial coatings, and printing inks to improve film formation and flow.
• Chemical Processing: Used as a reaction solvent or intermediate in the synthesis of specialty chemicals and polymers.
• Metalworking Fluids: Incorporated as a coupling agent and lubricity additive in soluble oils and synthetic coolants.
• Agricultural Formulations: Functions as a solvent and penetration aid in pesticide and herbicide concentrates.
• Adhesives & Sealants: Employed as a plasticizer and solvent to adjust viscosity and enhance open time in various formulations.

Basic Information

Product Name	Tri(Propylene Glycol) Butyl Ether
CAS No.	55934-93-5
Molecular Formula	C13H28O4
Molecular Weight	248.36 g/mol
Synonyms	TPnB; Tripropylene glycol monobutyl ether; Butoxytriglycol; 2-[2-[2-(Butoxy)propoxy]propoxy]propanol; PPG-3 butyl ether; Tripropylene glycol butyl ether; Butyl triglycol; Tri(propylene glycol) butyl ether
EINECS	259-910-3

Quality Control

Our Tri(Propylene Glycol) Butyl Ether is manufactured under a stringent quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, identity, and performance. A Certificate of Analysis (COA) detailing the results is provided with each shipment to guarantee traceability and batch-to-batch consistency for our customers.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to prevent moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0 %
Water Content (KF)	≤ 0.2 %
Color (APHA)	≤ 15
Specific Gravity (20/20°C)	0.930 - 0.950
Refractive Index (20°C)	1.430 - 1.435

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