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Polyethylene glycol (PEG)

Chemical compositions
    condensation compound of  glycol and ethylene oxide

Specification

 

Type
State
Molecular weight
Hydroxyl value
Freezing point
PH value
Water content
PEG200
Liquid
190-210
534-591
-50℃
5.0-7.0
≤0.5%
PEG400
Liquid
380-420
267-295
4-8℃
5.0-7.0
≤0.5%
PEG600
Paste form
570-630
178-197
17-22℃
5.0-7.0
≤0.5%
PEG1000
Cereous
950-1050
107-118
35-40℃
5.0-7.0
≤0.5%
PEG1500
Cereous
1400-1600
70-80
44-48℃
5.0-7.0
≤0.5%
PEG2000
Cereous
1800-2200
51-62
48-52℃
5.0-7.0
≤0.5%
PEG3000
Solid
2700-3300
34-42
52-56℃
5.0-7.0
≤0.5%
PEG4000
Solid
3700-4400
25-30
53-58℃
5.0-7.0
≤0.5%
PEG6000
Solid
5600-6600
17-20
55-60℃
5.0-7.0
≤0.5%
PEG8000
Solid
7000-9000
12-16
55-60℃
5.0-7.0
≤0.5%

Use
     Used as additive in pharmaceutical, cosmetics industry; used in esterifying reaction in chemical synthesis; used as nonvolatile solvents in coating, printing ink and disperse pigment auxiliary; used in polyurethane industry; used as lubricant, plasticizer in ceramic industry; polyethylene glycol with high molecular weight, such as PEG4000,6000, 8000 can be used in tyre and rubber industry; used in auxiliary of gyphosate solution.
 

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