AGITAN® 155 is a polysiloxane emulsion with excellent stability and defoaming persistency. The defoamer is miscible with water in all ratios. AGITAN® 155 is resistant to alkaline environment. It can be used between pH 6 and 11.

Functions: Defoamer

Chemical Family: Blends & Combinations

End Uses: Waterborne Coating, Waterborne Ink

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Identification & Functionality

Carrier
Chemical Family
CASE Ingredients Functions
Technologies
Composition

Aqueous emulsion of polysiloxane copolymer with hydrophobic silica.

Features & Benefits

CASE Ingredients Features

Applications & Uses

Compatible Substrates & Surfaces
Coating Type
Ink & Toner Type
Properties and Applications

AGITAN 155 is a polysiloxane emulsion with excellent stability and defoaming persistency. The defoamer is miscible with water in all ratios. AGITAN 155 is resistant to alkaline environment. It can be used between pH 6 and 11.

Main applications:

  • Industrial and wood coatings
  • Printing inks
  • Adhesives
  • Emulsion manufacturing
Recommended Levels and Use

Ladder studies are recommended to determine optimum level. Normal dosage ranges from 0.05 to 0.5 % on finished product. AGITAN 155 is typically added undiluted during pigment grinding for optimum distribution and de-aeration. For most efficient use 2/3 of AGITAN 155 is added to the pigment dispersion and 1/3 is added to the letdown.

Properties

Physical Form
Solubility
Water at any ratio
Miscible in
Water
Typical Properties
ValueUnitsTest Method / Conditions
Active ingredientsapprox. 24%
Consistencyapprox. 1300mPas
Density at 20°Capprox. 1.00g/cm³
pH Value(conc.)approx. 6.5

Packaging & Availability

Packaging Type
Packaging

Totes holding 950 kg net, drums holding 150 kg net and kegs holding 25 kg net.

Storage & Handling

Shelf Life
9 Months
Storage and Handling

AGITAN 155 is not sensitive to freezing, but for better handling it should be stored between 5°C and 25°C. Frozen product must be defrosted and homogenized by stirring before use. The product may slightly separate on storage. Then AGITAN 155 should be mixed before use. The minimum shelf life in closed containers is 9 months from the date of manufacture.