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Korea PTG PTMEG-2000

Korea PTG PTMEG-2000 consistently produces high quality PTMEG products in continuous process. As a compound of THF, it is transparent liquid with viscosity at a temperature higher than ambient temperature. The PTMEG is mainly used as a raw material of polyurethane, elastomer, polyester elastomer and spandex fabric.

Chemical Family: Polyols, Polyols (Polyether)

Molecular Weight: 1950.0 - 2050.0 g/mol

Safety Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Formula

HO[(CH2)4 -O]nH

Structural Formula

Applications & Uses

Application
  • Polyurethane Fiber - A spandex material of a bathing suit, underwear and stockings
  • Polyurethane Elastomer - A raw material of wheels, rollers, hoses, tubes and cables of vehicle parts
  • Synthetic Leather - A raw material of shoes, bags, clothes and purses
  • Paint, Coating Agent - A raw material of paints and coating agents
  • Adhesives, Sealants - A raw material of adhesives and sealants
  • Engineering Plastic - A raw material for engineering plastic  with excellent low-temperature safety

Properties

Appearance
Transparent liquid at high temperature or white waxy solid at low temperature
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight2000±50g/mol
Boiling Pointmin. 250°C
Hydroxyl No.54.7- 57.5mgKOH/g
Flash Pointmin. 260°C
Melting Point29 - 31°C
Acid No.max. 0.05mgKOH/g
Specific Gravity (40/4°C)0.974
Watermax. 150wt ppm
Colormax. 40APHA
BHT220±50wt ppm