BreckTech AF 3843

Breckenridge Technologies

Breckenridge Technologies · BreckTech

BreckTech AF 3843 is a water-based emulsion defoamer designed for aqueous printing inks and overprint varnishes. It contains organomodified polysiloxanes and is particularly suitable for use in printing inks and clear formulations such as overprint varnishes. The product is efficient in defoaming and deaerating, easy to incorporate, and complies with relevant FDA regulations.

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Specifications

Identifiers

Chemical name
Alcohols C16-18, Ethoxylated; 2-Methyl-2H-isothiazol-3-one
CAS number(s)
68439-49-6, 2682-20-4
EC number
500-212-8; 220-239-6
Synonyms
Water Based Emulsion, Organomodified Polysiloxanes Emulsion

Technical specifications

Properties

PropertyValueUnit
FormMilky liquid-
ColorWhite-
OdorProduct specific-
pH7 ± 1 (at 20°C, DIN ISO 976)-
Boiling Point100°C
Vapor Pressure23 (at 20°C)hPa
Solubility in WaterFully miscible-
Dynamic viscosity800 - 1600mPa*s
Solids Content26 ± 1 (QK-PV-004)%

Specifications

Test ConditionSpecificationValueUnitTest Method
-Chemical StructureEmulsion based on organomodified polysiloxanes--
-AppearanceWhite emulsion--
-pH6.0 ± 1--
-Non volatile matter26 ± 1%-
-StabilityThe product is sensitive to frost--
Avoid temperatures below the freezing pointShelf Life12 months--
-VOC ContentFree%Acc. to EU 2004/42/EG
-Cyclic Silicones D4, D5, D6 Content< 0.1%-
-FDA ComplianceCompliant with relevant FDA regulations--
Industries
CASECarePackaging & Printing
Product groups
SiliconesDefoamers
Applications
Overprint varnishesPrinting inks
Functions
Defoaming agentDeaerating agent
Market segments
Printing inks & coatings

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