Hydroxy Ethyl Cellulose (HEC)
■ Chemical Description
--Hydroxyethyl Cellulose (abbr. HEC)
■ CAS No. 9004-62-0
■ Molecular and Structural Formula C2H6O2·x
■ Characteristics
-- A kind of non-ion aqueous agglomerate, white or yellowish fluid powder, no odor no taste;
-- Soluble in both hot and cool water, dissolving faster with temperature rising, usually insoluble in most organic solvents, with good PH stability;
■ Specification
No |
Tests |
Specification |
1 |
Appearance |
White or off-white powder |
2 |
Viscosity range(mPa.s Brookfield,2% solution 25°C) |
150-200,000 |
3 |
Humidity,% |
≤6.0 |
4 |
Ash content,% |
≤5.0 |
5 |
PH value |
5.5-7.0 |
6 |
Particle size 80mesh(through 180 µm) |
≥95% |
■ Application
--used in industry as agents of dispersing,water-holding, thickening, suspending, film-forming, stabilizing etc;
--In petroleum exploitation,it is used as stabilizer and thickening agent, lubricating agent;
--In building construction,used as thickening agent and cohesive agent ;
--In skin and hair protective articles, it can increase material density, adding lubrication and smoothness;
■ Packaging and Storage
--Packed in 25, 50kg fiber or plastic drum;
--Stored in dry place at room temperature;
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