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BioPTMG 2000 is introduced by Mitsubishi Chemical Corporation, a new environmentally friendly product that is manufactured from plant-derived raw materials and contributes to help prevent global warming. BioPTMG 2000 was compared with of quality of our conventional PTMG offers: Reduces CO2 emission by approximately 40% compared to conventional products Highest standards of quality

Chemical Name: Polytetramethylene Ether Glycol

CAS Number: 25190-06-1

Chemical Family: Polyols, Polyols (Polyether)

Labeling Claims: Bio-based, Environmentally Friendly, Plant-Based

Applicable Processes: Fiber Manufacturing, Leather Manufacturing

Synonyms: Polyfurite, Polytetrahydrofuran, Poly(butylene oxide), Poly(n-butylene oxide), Poly(oxy-1,4-butanediyl), Poly(oxy-1,4-butanediyl), α-hydro-ω-hydroxy-, Poly(oxy-1,4-butylene) glycol, Poly(oxybutylene) glycol, Poly(oxytetramethylene), Poly(oxytetramethylene) glycol, Poly(oxytetramethylene)diol, Poly(tetrahydrofuran), SRU, Poly(tetrahydrofurandiol), Poly(tetramethylene ether), Poly(tetramethylene ether) glycol, Poly(tetramethylene ether)diol, Poly(tetramethylene glycol), Poly(tetramethylene oxide), Poly(tetramethylene oxide) glycol, Polybutylene glycol, Polyfurit, Polytetramethylene glycol, Polytetramethylene glycol ether with butanediol, Polytetramethylene oxide diol

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Industrial Additives End Use


Physical Form
Solid white wax, colorless transparent liquid (when melted)
ValueUnitsTest Method / Conditions
Freezing Point20
Flash Point240
Specific Gravity (at 40/4℃)0.976--
Viscosity (at 40℃)1400mPa・s
Specific Heat (at 40℃)2kJ/kg.K
ValueUnitsTest Method / Conditions
Molecular Weight1900 - 2100--
Hydroxyl Value53 - 59mgKOH/g-
Acid Valuemax. 0.05mgKOH/g-
Moisturemax. 0.03%-
Volatile Contentmax. 0.1%-
Colormax. 50Hazen-

Packaging & Availability

Packaging Type
Packaging Information
  • Drum: 200kg
  • Oilcan: 15kg