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Product Name

HB-152

HB-152 is hydrophobic fumed silica which is produced by HL-200 after chemical post-treatment with DDS ( Dimethyldichlorosilane ).
Affiliate classification
Product description
Characteristics

HB-152 is hydrophobic fumed silica which is produced by HL-200 after chemical post-treatment with DDS ( Dimethyldichlorosilane ).

Applications 
RTV silicone rubber,especially RTV-T
Adhesives & Sealants
Coatings & Printing ink
Powder Coating
Properties
Good hydrohpobicity, thixotropy, thickening, transparency and reinforcement performance
Anti-settling and anti-sagging agent
Free flow aid and anti-caking aid for powders
Thixotropy and reinforcement in RTV silicone sealants, the hydrophobic feature gives RTV silicone sealants a long shelf-life 
Physical & Chemical Data
 

Properties

Unit

Typical Value

Testing Method

pH value in 4% dispersion

(H2O:Ethanol=1:1)

 

3.7~4.5

GB/T 20020

Loss on drying(2 hours at 105℃)

%

≤0.7

GB/T 20020

Loss on ignition(2 hours at 1000℃ based on material dried for 2 hours at 105℃)

%

≤2.5

GB/T 20020

Silica Content(Based on ignited material)

%

≥99.8

GB/T 20020

Tamped DensityBased on material dried at 105℃ for 2 hours

g/dm²

4060

GB/T 20020

Carbon Content (Based on material dried at 105℃ for 2 hours)

%

0.81.6

GB/T 20020

 

 

Corresponding parameter set not found, please add it in property template of background
暂未实现,敬请期待
暂未实现,敬请期待
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