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

Allnex PC 1344 Defoamer

Allnex PC 1344 Defoamer is a high-performance silicone-free, water-based defoaming agent from the Allnex PC series. Designed for waterborne coatings and inks, it delivers rapid foam suppression and lasting control without affecting gloss or substrate wetting. Its low-odor, easy-dispersion formulation ensures compatibility with acrylics, polyurethanes, and vinyl dispersions while meeting strict VOC and regulatory requirements.
  • allnex pc 1344 defoamer_c9c1992e
  • allnex pc 1344 defoamer_c9c1992e

Features Of Allnex PC 1344 Defoamer

  1. Highly effective silicone-free defoamer for water-based systems.

  2. Excellent compatibility with acrylic, vinyl acetate, and styrene-acrylic emulsions.

  3. Low dosage requirement with rapid knock-down and sustained foam control.

  4. Non-silicone formulation minimizes risk of substrate contamination and surface defects.

  5. Stable under high-shear mixing and across a broad pH range (pH 4–10).

Typical Applications Of Allnex PC 1344 Defoamer

  1. Architectural coatings and interior/exterior wall paints.

  2. Industrial maintenance coatings and protective primers.

  3. Adhesives and sealants based on synthetic dispersions.

  4. Textile and leather finishing formulations.

  5. Construction chemicals including cementitious tile adhesives and renders.

Specifications Of Allnex PC 1344 Defoamer

Chemical TypeNon-silicone polyether-based defoamer
Product FormOpaque white liquid
AppearanceHomogeneous, slightly viscous dispersion
Primary ApplicationsWater-based emulsion paints, adhesives, and construction chemicals
Key FeaturesSilicone-free, low-foaming, easy dispersion
BenefitsPrevents pinholes, craters, and poor film formation
pH Range (1% aqueous dilution)6.0 – 8.5
Storage Stability≥12 months in unopened original container at 5–30 °C


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