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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