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Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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PC-1844™ Defoamer

Technical Datasheet | Supplied by allnex
PC-1844™ Defoamer by allnex is a 40% silicone-free solution of an acrylic polymer in a petroleum solvent. Exhibits long pot life and shear stability. It provides improved high temperature performance, and improved efficiency. Designed for paints and coatings. Typical use levels of PC-1844™ Defoamer range from 50-500 ppm (20-200 ppm active polymer). It has a shelf life of 1460 day at 35°C.
Product Type
Defoamers / Anti-foaming Agents > Silicone-free
Chemical Composition
Acrylic Polymer
Physical Form
Clear, Colorless to Light Yellow
Product Status
Geographical Availability
Africa, Asia / Pacific, Central and Eastern Europe, Middle East and Central Asia, North America, South and Central America, Western Europe
Applications/ Recommended for

PC-1844™ Defoamer Properties


Value & Unit
Test Condition
Test Method
Refractive Index
1.4410 - 1.4445
(At 25°C. nD25)
Non-volatile Content
38 - 42 %
(At 105°C. 2 hr)
Specific Gravity
0.84 - 0.86
(At 25°C)
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