Additive

AEROSIL® R 972 W

Name: AEROSIL® R 972 W - Sample
Brand: Evonik
Availability: InStock

AEROSIL® R 972 W is a fumed silica aftertreated with DDS (Dimethyldichlorosilane). The product thickening efficiency of AEROSIL® R 972 W is consistent with the Waterford-produced AEROSIL® R 972. This profile is different than the thickening profile of standard AEROSIL® R 972 quality produced in Rheinfelden.

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Bottle representation of AEROSIL® R 972 W

PNG

Product information

Type

Additive

Sub type

Rheology control

Sustainability

VOC reduction

Next generation solution

Life Cycle Assessment available

Markets

Technologies

High solids (solventborne)

Powder

Radiation curing systems

Solventborne

Solventfree

Waterborne

Manufacturer

Availability

Country

Key benefits

good dispersability
universally applicable
standard recommendation

Technical data

Property	Value
carbon content	0.6 - 1.2 %
loss on drying	<0.5 %
pH-value	3.6 - 5.5
SiO₂ content	>99.8 %
specific surface area (BET)	90 - 130 m²/g
tamped density	Approx 50 g/l

carbon content

0.6 - 1.2 %

loss on drying

<0.5 %

pH-value

3.6 - 5.5

SiO₂ content

>99.8 %

specific surface area (BET)

90 - 130 m²/g

tamped density

Approx 50 g/l

Properties

Anti-settling

5/5

Anti-sagging

5/5

Corrosion resistance

5/5

Recommended addition level

As supplied calculated on total formulation: 1.0 - 2.0 %.

Processing instructions

Addition to the coating as supplied or as a predilution is possible.

Handling & storage

When stored in an original unopened packaging, the product has a shelf life of 24 months from the date of manufacture. We recommend to store the product in closed containers under dry conditions and to protect the material from volatile substances.