BYK 028 Silicone defoamer

BYK -028

Organic silicon defoamer, VOC-free, used in water-based high-gloss emulsion system and adhesive. Easy to add.

Chemistry Composition

Bubble-breaking polysiloxane and hydrophobic particles in polyethylene glycol Mixture

Typical Materialized data

Density (20 °C): 1.05 g/ml

Storage and shipping

This product may be layered. Stir well before use.

Apply Domain

( 1) Paint industry

a. Product features and advantages

BYK-028 is a standard defoamer for water-based emulsion systems and is also a defoamer The starting point for the testing of agent product series. This defoamer is especially recommended for acrylate/urethane or polyurethane high-gloss emulsion systems with a pigment volume concentration in the range of 0-25 and is easy to add.

b. Recommended dosage

0.1-1% additive dosage (as purchased) based on the total formulation.

c. Adding method and processing guidance

This additive can be added at any stage of production. The amount of defoamer can be divided into two additions (2/3 amount added to the mill base, 1/3 amount added during the letdown stage or after completion).

( 2) Adhesive

a. Product features and advantages

BYK-028 is recommended for defoaming of various water-based adhesive systems.

b. Recommended dosage

0.05-1% additive dosage (as purchased) based on the total formulation.

c. Adding method and processing guidance

This additive can be added at any stage of production.