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Divisions﹝2ND PETROCHEMICALS DIVISION﹞

1,4 丁二醇

  • Product Name:1,4 丁二醇
  • English Name:1,4BG, 1,4-,Butanediol, Butanediol
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  • Industry:
1.What is 1,4-butanediol(1,4BG):

  Above 20℃, 1,4-butanediol is a colourless, clear liquid; at room temperature, the liquid     shows medium viscosity and low volatility. Below the melting point of 20℃, 1,4-butanediol solidifies to give a white, crystalline mass。


 

2.Identifiers:

*CAS No. :110-63-4

*Chemical formula :C4H10O2

*Structure formula :HO(CH2)4OH

*Synonyms:

    BUTANEDIOL

   1,4-BUTYLENE GLYCOL

   1,4-TETRAMETHYLENE GLYCOL



3.Physical Chemical Properties:

   *Appearance:Colorless oily liquid, and clear colorless at ambient temperatures。

   *Molecular Weight:90.12

   *Specific Gravity:1.015(liq.) @ 20/4℃

   *Melting Point:20.1℃

   *Boiling Point:228.1℃

   *Solubility: Water : ≧100 mg/mL @23℃

   DMSO : ≧100 mg/mL @23℃

   95% Ethanol : ≧100 mg/mL @23℃

   Methanol : Not available

   Acetone : ≧100 mg/mL @23℃

   Toluene : Not available

   Other Solvents: Benzene : 0.3 parts/100mL solvent

   Ether : 3.1 parts/100mL solvent

   Petroleum ether : 0.9 parts/100mL solvent

   *Vapor Pressure : <1mmHg @38℃

   *Vapor Density : 3.1

   *Flash Point : 138℃

   *Other Physical Properties Boiling Point : 120℃ @10mmHg  

   Refractive Index :1.445 @20℃

   Crystallizes below 65F

   Nearly odorless



4.Specification:

   Purity : min. 99.0 wt.% (Gas Chromatography)

   Color : max. 10 (APHA) (Gas Chromatography)

   Moisture : max. 0.05 wt.% (JIS K 0068-1992)

   Specific gravity (25/4°C) : 1.012  1.016 (JIS K 0061-1992)


 

PBT Resin, PU Resin , THF (Tetrahydrofuran), GBL, NMP