SIPERNAT® D 17 Silica

SIPERNAT® represents a specific product range of precipitated silica, aluminium and calcium silicates. SIPERNAT® D 17 is a hydrophobic (i. e. not wettable by water) silica also used in defoamer.

Principal: Evonik Corporation Silicas

Functions: Anti-Caking Agent, Flow Promoter, Reinforcing Filler

Chemical Family: Silicones

Compatible Polymers & Resins: Liquid Silicone Rubber (LSR), RTV Silicone

End Uses: Defoamers

Applicable Processes: Casting Applications

Features: Excellent Foam Suppression, Hydrophobic

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Enhanced TDS

Identification & Functionality

Blend
No
Chemical Family
Chemical Name
Function
Anti-Caking Agent, Flow Promoter, Reinforcing Filler
Industrial Additives Functions
Plastics & Elastomers Functions
Product Code
MITM04375
Single Ingredient
Yes
Synonyms
Dimethyl Silicone Polymer With Silica
Technologies
Product Families

Features & Benefits

Applications & Uses

Applicable Processes
Compatible Polymers & Resins
Industrial Additives End Use
Markets
Applications
Product Applications

Its primary application is as anticaking agent like fire extinguishing powders (anticaking), masking powders for chill casting, manufacture of defoamers / antifoams (fast foam destruction), chemicals (flowability, anticaking), HTV / RTV-2C / LSR silicone rubber (reinforcing filler).

Properties

Physical Form

Regulatory & Compliance

Certifications & Compliance
Chemical Inventories
Contains any chemicals listed on Prop 65 (including impurities, residues, catalysts, monomers, and by-products and excluding heavy metals)?

Packaging & Availability

Packaging Type

Principal Information

Group Principal Number
S000006
Principal

Storage & Handling

Storage Conditions

Its primary application is as anticaking agent like fire extinguishing powders (anticaking), masking powders for chill casting, manufacture of defoamers / antifoams (fast foam destruction), chemicals (flowability, anticaking), HTV / RTV-2C / LSR silicone rubber (reinforcing filler).

Other

Color (SDS)
White
Item Number
Odor (SDS)
Odorless
Other Hazards
None known
USA/DOT UN Number
Not Applicable
Chemical Properties
ValueUnitsTest Method / Conditions
Loss on Ignitionmax. 6.0 %%ISO 3262-1 At 1000°C, 2 H
pH8.0-ISO 787-9 5% 1:1 water:methanol
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life24.0 momo
Physical Properties
ValueUnitsTest Method / Conditions
Apparent Tamped Density150.0 g/Lg/LISO 787-11
Moisture Contentmax. 6.0 %%ISO 787-2 at 105°C, 2 hours
Particle Size10.0 µmµmISO 13320 D50
Particle Size10.0 µmµmMalvern Laser Diffraction Method D50
Sieve Fractionation (Retained)max. 1.0 %%ISO 3262-19 alpine
Wettabilitymin. 56.0 %%Internal Method by Methanol
Material Composition
ValueUnitsTest Method / Conditions
Carbon Content1.7 %%Elemental Analysis
Carbon Content1.7 %%ISO 3262-19
Iron Contentmax. 400.0 ppmppmInternal Method based on original substance
Silicon Contentmin. 97.0 %%ISO 3262-19 at 1000°C, 2h, based on ignited substance, as silicon dioxide
Sodium Contentmax. 1.2 %%Internal Method
Sulfate Contentmax. 1.0 %%ISO 19350
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Autoignition Temperature (SDS)550.0 °C°C
Decomposition Temperature (SDS)min. 300.0 °C°C
Density (SDS)2.0 g/cm³g/cm³at 20°C
Tapped Density (SDS)150.0 g/Lg/LDIN EN ISO 787-11
pH (SDS)8.0-DIN EN ISO 787-9 at 20°C, 50g/l