Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Elementis DAPRO DF 1181 Defoamer

Elementis DAPRO DF 1181 is a silicone-free, water-based defoamer from Elementis’ DAPRO DF series, designed for high-efficiency foam control in waterborne coatings, adhesives and construction chemicals. It offers rapid knock-down, lasting suppression and excellent compatibility without affecting gloss or substrate wetting.
  • elementis dapro df 1181 defoamer_1574c45c
  • elementis dapro df 1181 defoamer_1574c45c

Features Of Elementis DAPRO DF 1181 Defoamer

  1. Highly effective silicone-based defoamer with rapid knock-down and lasting foam suppression.

  2. Excellent compatibility in water-based industrial formulations, including high-solids and low-VOC systems.

  3. Low dosage efficiency—delivers robust performance at typical use levels of 0.05–0.3 wt%.

  4. Thermally stable up to 120°C, supporting processing in demanding manufacturing conditions.

  5. Non-yellowing and non-staining, preserving clarity and color integrity in final products.

Typical Applications Of Elementis DAPRO DF 1181 Defoamer

  1. Architectural coatings—including interior/exterior paints, primers, and texture coatings.

  2. Industrial maintenance coatings such as anticorrosive primers and marine topcoats.

  3. Water-based adhesives and construction sealants.

  4. Printing inks—especially flexographic and gravure inks for packaging substrates.

  5. Textile auxiliaries, including dyeing and finishing baths.

Specifications Of Elementis DAPRO DF 1181 Defoamer

Chemical TypeSilicone emulsion (polydimethylsiloxane-based)
Product FormWhite to off-white liquid emulsion
AppearanceOpaque, slightly viscous liquid
pH (1% aqueous dispersion)6.0–7.5
Specific Gravity (25°C)0.98–1.02 g/cm³
Viscosity (Brookfield LV, 25°C, Spindle #3, 20 rpm)500–1,500 cP
Primary ApplicationsWater-based coatings, adhesives, inks, and textile auxiliaries
Key FeaturesRapid foam collapse, long-term antifoam stability, low odor, easy dispersion


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