Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow DOWANOL TPNB Tripropylene Glycol Butyl Ether

Dow DOWANOL TPNB (DALPAD C) is a low-volatile glycol ether solvent in Dow's DOWANOL™ series. Designed for water-based coating film formation, high-end ink formulation, industrial cleaning and other systems, it is a colorless and low-odor high-efficiency functional solvent with excellent coalescent performance and high organic solubility

Features Of Dow DOWANOL TPNB Tripropylene Glycol Butyl Ether

  1. Excellent Film-Forming Enhancement - Outstanding coalescent efficiency, reducing coating film formation temperature and improving film integrity

  2. Ultra-Low Volatility & Odor - Extremely slow evaporation rate and low odor, suitable for indoor environmental protection scenarios

  3. Efficient Solvency & Compatibility - Strong organic solubility, compatible with various resins, excellent formulation adaptability

  4. Low Viscosity & Processability - Low viscosity and good fluidity, easy to add and formulate, improving processing efficiency

Typical Applications Of Dow DOWANOL TPNB Tripropylene Glycol Butyl Ether

  1. Water-Based Coating Field - Used as coalescent aid in water-based wood coatings and interior wall coatings to improve film texture and scrub resistance

  2. High-End Ink Field - Used as solvent for ballpoint pen oil and textile printing inks to optimize writing fluency and color development effect

  3. Industrial Cleaning Field - Applied in high-end household cleaners and metal hard surface cleaners to efficiently remove oil stains

  4. Floor Treatment Field - Suitable for floor coatings and floor wax strippers to improve cleaning and construction effects

Specifications Of Dow DOWANOL TPNB Tripropylene Glycol Butyl Ether

Chemical NameTripropylene Glycol Monobutyl Ether
English AliasTPNB
CAS No.55934-93-5
Molecular FormulaC₁₃H₂₈O₄
Molecular Weight248.4 g/mol
Physical FormColorless transparent liquid, practically odorless
Boiling Point (760 mmHg, 1.01 bar)275 ℃ (527 ℉)
Flash Point (Closed Cup)126 ℃
Freezing Point-75 ℃


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