Treated Fumed Silica H18 for Industrial Coatings

• Customization: Available
• CAS No.: 67762-90-7
• Formula: Sio2
• Model NO.: H18
• Classification: Silicon Dioxide
• Grade Standard: Industrial Grade
• Kind: Acidic Oxide
• Quality: First Class
• Type: Hydrophobic
• Form: White Colloidal Powder
• Bet Surface: 170 - 230 M²/G
• Sio2 Content: > 99, 8 %
• pH-Value: 4.0 - 6.8
• Surface Modification: Polydimethylsiloxy
• Transport Package: Bag
• Specification: 10KG/Bag
• Trademark: HDK
• Origin: Germany
• HS Code: 2811229000

Product Description

HDK® H18
Pyrogenic Silica
Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis.

Type:  Hydrophobic Fumed Silica
Brand:  
Item NO:  H18
Packing Specification:  10KG/Bag
Product Features:
•HDK® H18 is applied as a thickening and thixotropic agent in composites, coatings, adhesives and sealants, especially in vinylester, epoxy and polyurethane systems.
• HDK® H18 is not suitable for pharmaceuticals, food and feed.
A good dispersion of HDK® H18 is a must to assure optimum performance.

Range of Application:
• Toners
• Offset Printing
• Sealants
• Adhesives
• Industrial Coatings

 

Product Parameters

Typical general characteristics	Inspection Method	Value
SiO2 content (based on the substance heated at 1000 °C for 2 h)	DIN EN ISO 3262-19	> 99,8 %
BET surface	DIN ISO 9277 DIN 66132	approx. 120 m²/g
Density at 20 °C (SiO2)	DIN 51757	approx. 2.2 g/cm³
Residual silanol content		25.0 %
INCI name		Silica Dimethyl Silylate

 

Specification	Inspection Method	Value
BET surface	DIN ISO 9277 DIN 66132	170 - 230 m²/g
pH-Value (in 4 % aqueous dispersion)	DIN EN ISO 787-9	4.0 - 6.8
Tamped density	DIN EN ISO 787-11	approx. 50 g/l
Loss on drying , ex works (2 h at 105 °C)	DIN EN ISO 787-2	< 0.6 %
Carbon content	DIN ISO 10694	4.0 - 5.2 %
Sieve residue , acc. to Mocker > 40 µm	DIN EN ISO 787-18	< 0.3%
Surface modification		Polydimethylsiloxy

These figures are only intended as a guide and should not be used in preparing specifications.

Packaging & Shipping

 

Company Profile

Shanghai Youjiatuo Chemical Co., Ltd
A wholly-owned subsidiary of Japan's Aixiu Co., Ltd., is headquartered in Osaka, Japan.
We are dedicated to the research and development of specialty chemicals and committed to serving global customers with high-quality products and excellent services, while also building a safe and healthy environment for our employees and the community.

Our company provides products and solutions to customers in every corner of the globe, serving various key industries such as infrastructure, transportation, environmental, and consumer goods industries.
Currently, we offer high-performance solutions that address our customers' challenges and are continuously improving them to meet future demands.

Main Products:
• Carbon Black
Involves 4 major fields: Rubber & Plastic; Ink; Coating; Sealant

Additives:
• Defoaming Agent
• Rheology Modifier
• Substrate Wetting Agent
• Wetting Dispersant

Fumed Silica:
• Hydrophilic Fumed Silica
• Hydrophobic Fumed Silica

Our Advantages

• Comprehensive Solutions
Provide different solutions for different needs.

• Product Development
Oriented by customer needs, with professional technology as a bridge, we are dedicated to the development of the industry.

• Overseas Agency
Our business covers multitude of production industries, offering clients high-quality services and competitive products.

• Logistics & Warehousing
To meet the needs of our customers, we fully understand the importance of stable and continuous production.