HCSIL-151 is hydrophobic fumed silica which is produced by HC-150 after chemical post-treatment with DDS(Dimethyldichlorosilane).
Properties:
Rheology & Thixotropy control
Reinforcement
Improvement of Free Flow
Antisagging & Antisettling
hydrophobic feature
Characteristic physico-chemical data
|
ITEM
|
UNIT
|
VALUE
|
|
pH in 4% dispersion
|
|
3.7 – 5.0
|
|
Drying Loss(2hr. at 105℃)
|
wt. %
|
≤ 0.5
|
|
Loss on ignition
|
wt. %
|
≤ 2.5
|
|
SiO2-content
|
wt. %
|
≥ 99.8
|
|
Bulk Density
|
g/l
|
40-60
|
Application:
Silicon rubber
Coating and toner
Adhesives and Sealants
Greases and cable gel
Vinyl Ester Resins
Thermoplastics
Packing and storage
lPackaged in multiple layer Kraft paper, 10kg per bag
lStored in aeration-drying storage areas for protecting the material from volatile substance.
lShould be used within 2 years after production.
