Name: Dow DOWSIL 1308 Defoamer
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Dow DOWSIL 1308 Defoamer

Highly effective silicone-based defoamer for rapid foam knockdown and long-term foam suppression.
Excellent compatibility with water-based systems, including acrylics, vinyl acetate, and styrene-butadiene emulsions.
Low dosage requirement—typically effective at 0.05–0.3 wt% active in final formulation.
Thermally stable up to 120°C, maintaining performance during high-temperature processing.
Non-yellowing and non-staining, preserving clarity and color integrity in sensitive coatings and adhesives.

Typical Applications Of Dow DOWSIL 1308 Defoamer

Architectural and industrial waterborne paints and coatings.
Adhesives and sealants, especially latex-based formulations.
Textile printing pastes and pigment dispersions.
Construction chemicals including cementitious grouts and tile adhesives.
Water treatment systems requiring foam control in biological or chemical dosing stages.

Chemical Type	Dimethyl silicone polymer emulsion
Product Form	White to off-white opaque liquid
Appearance	Stable, pourable emulsion
Primary Applications	Water-based coatings, adhesives, construction chemicals, textiles
Key Features	Rapid foam collapse, low surface tension, hydrophobic silicone phase
Benefits	Improved process efficiency, reduced defects (craters, pinholes), enhanced film formation
pH Range (as supplied)	6.0–8.0
Storage Stability	≥12 months at 5–30°C in unopened original container

Get in Touch with ERICW

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E-mail: wangxingqiang@ericwchem.com
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15921782326
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China