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Is there a liquid phase for pure triomethylenol?

2009-09-01View Original

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It seems to sublime directly at a boiling point of 114
Reply #22009-09-01
At room temperature, polyoxymethylene is a colorless needle-shaped crystal. Its melting point is 64°C, and its boiling point is 114.5°C. Therefore, to obtain the liquid phase, the temperature must be raised to between 64 and 114.5°C.
Reply #32009-09-01
Physical and chemical properties of triomethyleneglycol Physical and chemical properties: Density – 1.17; Melting point – 61–62°C; Sublimation point – 115°C; Boiling point – 114–116°C; Flash point – 45°C; Water solubility – 221 g/L (25°C). It appears as colorless needle-shaped crystals. Melting point: 64°C, boiling point: 114.5°C, density: 1.17 g/cm3 (at 65°C). It is soluble in water, as well as in organic solvents such as ethanol and ether.
Reply #42009-09-02
When polymerizing polyoxymethylene triply, since it’s not in a liquid state, how is the material fed in?
Reply #52009-09-03
The original poster doesn’t know much about polyoxymethylene

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