Viscor RS 38 A

RS 38 A is a kind of excellent anti-settling and thixotropic agent that used in solvent system, based on the natural calcium bentonite through purified, remodeled, organic modified, mainly used for tetra alkyl quaternary ammonium salt clay with low, middle polarity solvent. Offering easy dispersion, high transparency & anti-sediment.




White Powder

Loss On Ignition


Fineness, 76 um (200 Mesh)


Moisture Content





1.67 g/cm3

Diversity in Use

The wide and unique range of Blanc Fixe is capable to fulfill every quality demand and is suitable for any known application such as:

Ordinary Paint

Marine Paint

Industry Paint


Anti-Corrosion Paint


Health And Safety Data

Before using this product please refer to Material Safety Data Sheet (MSDS) for information on safe handling and storage.


VISCOR RS 38 A belongs to the conventional type of organoclay group, which requires mechanical energy, shear forces applied with a good dispersion equipment, and a chemical (polar) activator to reach the proper level of delamination of the organoclay platelet stacks.

Polar Activator:

Dosage of polar activator (such as 95% ethanol, 95%methanol, 95% acetone or propylene carbonate) is 30%-60% by weight of bentonite. The amount of VISCOR RS 38 A rheological additive required depends upon the type of organic system and the degree of thickening or other properties desired. Addition levels are typically between 0.2%-2.0% based on the total formulation weight.

Packing & Shelf Life

The package consists of external package (brown paper bag) and internal package (polyethylene film bag). The valve bag is also available and the weight is usually 25±0.25 kg also can be customized. In the condition of dry place and proper temperature, the quality guarantee period is 36 months.

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