Ethyl Cellulose
Short form: EC
Structural formula:
[C6 H7O2(OC2 H5)x (OH)3-x]n
Property:
white, tasteless, odorless, non-toxic granule or powdery, it is stable in light and heat Softening temp. 135- 155°C, Melting point165- 185°C.Ethyl cellulose is soluble in common solvent, It is compatible with varieties of resins and plasticizer. The film and plastic articles made form ethyl cellulose have good mechanical strength and toughness at higher or lower temperature.
Industrial Grade Ethyl Cellulose
Technical requirements
1. Appearance
white to yellowish tasteless, odorless, non-toxic granule or powder.
2. Technical index
Table 1
|
Item
|
Index
|
|
K type
|
N type
|
T type
|
|
Ethoxy content, %
|
45.0-47.4
|
47.5-49.5
|
≥ 49.6
|
|
Viscosity (20Cor25C)mPa•s
|
Meet the requirement of Table 2
|
|
Solubility, %
|
NLT 99.0
|
|
Ash content, %
|
NMT 0.4
|
|
Moisture content, %
|
NMT 3.0
|
3. Viscosity
Table 2
|
Spec.
|
viscosity range mPa•s
|
Spec.
|
viscosity range mPa•s
|
|
4
|
3-7
|
50
|
45-55
|
|
7
|
6-9
|
70
|
56-84
|
|
10
|
8- 12
|
100
|
90- 1 10
|
|
15
|
12- 18
|
150
|
135- 165
|
|
20
|
18-24
|
200
|
180-220
|
|
35
|
30-39
|
300
|
270-330
|
Usage
Used in coating, insulation material, special coating layer, alloy adhesive, filler, slow-releasing agent and material of micro-encapsulation, etc.
Packing
In paper bag or paper drum, fiber drumlined with PE bag, net weight 20kg / 12.5kg.
Storage
Closed tight, stored in dry place.
