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Antifoam for latex paint breaks surface bubbles and inhibits new foam formation during application, preventing surface defects like pinholes and craters. Common types include mineral oil, silicone-based (PDMS), and silicone-free additives. Recommended options include MaxxBreak OB-396 NS, Foamkill 639, and Cyrachem PS 685, usually added at small dosages.
Top Antifoam Options for Latex Paint
- MaxxBreak® OB-396 NS: A versatile defoamer formulated for latex paints and coatings.
- Foamkill 639/608: Specific products from Crucible Chemical designed for latex paints, inks, and adhesive applications.
- Borchers AF 1171: A silicone-based option (PDMS) for waterborne decorative paints that provides long-term efficiency.
- Guerra Paint & Pigment Antifoam: A ready-to-use additive that can be added to existing paint (1 drop per 1 oz of paint).
How to Use Antifoam
- Dosage: Use sparingly to prevent "fish-eyes" (inverted bubble defects). A common dosage is 1/2 oz to 1 oz per gallon of paint, or 1 drop per ounce for small projects.
- Application: Add before the foam becomes a major issue and mix thoroughly.
- Best Practice: Add at a point of high agitation to ensure proper distribution.
Key Considerations
- Silicone vs. Non-Silicone: Silicone-based additives are effective and provide low surface tension. Non-silicone products like Foamkill NS-30 are used to avoid surface defects in sensitive systems.
- Types of Foam: Antifoams manage both macro-foam (large surface bubbles) and micro-foam (fine bubbles) which can affect paint gloss.
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Web results
Defoamers and Antifoams - MaxxBreak®
MCTRON Technologies
https://mctron.com › Our Products
MCTRON Technologies
https://mctron.com › Our Products
MaxxBreak® OB-396 NS. A defoamer for latex paints and coating systems but is also extremely universal in defoaming applications.Read more
Non-Silicone Anti-Foaming Agents
Crucible Chemical Company
https://cruciblechemical.com › PRODUCTS › FoamKill
Crucible Chemical Company
https://cruciblechemical.com › PRODUCTS › FoamKill
Foamkill 608 – Foamkill 608 is suitable for dispersion paints, latex adhesives and water based inks, including materials that are sensitive to fish eyeing.Read more
Defoamers for Coatings and Paints
Borchers: A Milliken Brand
https://borchers.com › news-events-blog › defoamers-f...
Borchers: A Milliken Brand
https://borchers.com › news-events-blog › defoamers-f...
Jul 6, 2024 — Defoaming agents work to reduce surface tension in coatings, making foam unstable. This causes the bubble wall in a coating to thin out and ...Read more
Popular products
- Anti-Foaming Agent Smoother MixingRMP Finishes
Anti-Foaming Agent Smoother MixingRMP Finishes - Harcros 8810 Antifoam EmulsionMidwest LubricantsHarcros 8810 Antifoam EmulsionMidwest Lubricants
- FarmWorks 16 oz. Defoamer Antifoaming AgentTractor Supply CompanyFree delivery on $49+FarmWorks 16 oz. Defoamer Antifoaming AgentTractor Supply CompanyFree delivery on $49+
- 12% OFFLiquid Harvest No Foam Anti-Foam Quart Spray TanksWalmart - Bluewater Chemgroup & moreFree delivery12% OFFLiquid Harvest No Foam Anti-Foam Quart Spray TanksWalmart - Bluewater Chemgroup & moreFree delivery
- Knock-Out Anti-Foam Agent Single quartJace IndustriesKnock-Out Anti-Foam Agent Single quartJace Industries
- Miss Mustard Seed's MilkMix-EZ Anti-Foaming AgentMMSMilkPaint & moreFree delivery on $50+Miss Mustard Seed's MilkMix-EZ Anti-Foaming AgentMMSMilkPaint & moreFree delivery on $50+
- Allied Anti Foam - 1 QtStar Graphic SuppliesAllied Anti Foam - 1 QtStar Graphic Supplies
- Castrol Castrol Antifoam Concentrate A Additive - 20.28 Ounce | PEVO Lube SupplyCastrol Castrol Antifoam Concentrate A Additive - 20.28 Ounce | PEVO Lube Supply
Web results
Defoamers/Anti-foaming Agents for Paint & Coatings ...
SpecialChem
https://www.specialchem.com › Coatings › Guide
SpecialChem
https://www.specialchem.com › Coatings › Guide
Jul 8, 2025 — These defoamers are primarily intended for matt and semi-gloss emulsion paints and emulsion plasters. Highly specific finely divided ...Read more
Latex Antifoam
Shenyang Rise Surface Technologies Co., Ltd.
https://www.risechemical.com › product › latex-antifoam
Shenyang Rise Surface Technologies Co., Ltd.
https://www.risechemical.com › product › latex-antifoam
Latex defoamer has the characteristics of good defoaming, good foam suppression, good leveling, low dosage, no oil bleaching, no fish-eye holes, does not affect ...Read more
People also ask
What can I use as an anti-foaming agent?
Product Recommendations
- Silicone Antifoam Compound.
- Silicone Antifoam Powders.
- Silicone Antifoam Emulsions.
- Self-Dispersing Antifoam Concentrates.
Antifoams for Household & Cleaning - Wacker Chemie AG
Wacker Chemie AG
https://www.wacker.com › products › antifoam › antifoam
Wacker Chemie AG
https://www.wacker.com › products › antifoam › antifoam
What is a defoamer in paint?
A defoamer is an additive that eliminates foam when making, applying, or storing paint. Foam is a difficult problem for formulators that can cause unsightly defects and expensive manufacturing processes.Jul 6, 2024
Defoamers for Coatings and Paints | Borchers: A Milliken Brand
Borchers: A Milliken Brand
https://borchers.com › news-events-blog › defoamers-f...
Borchers: A Milliken Brand
https://borchers.com › news-events-blog › defoamers-f...
Is antifoam the same as defoamer?
Defoamer vs anti-foam agent
The key difference between defoamer and anti-foam is that anti-foam agents can prevent foam from forming, whereas defoamers can control the amount of existing foam. Therefore, anti-foam agents prevent foam formation while defoamers reduce existing foam.Apr 21, 2022
The key difference between defoamer and anti-foam is that anti-foam agents can prevent foam from forming, whereas defoamers can control the amount of existing foam. Therefore, anti-foam agents prevent foam formation while defoamers reduce existing foam.Apr 21, 2022
Defoamers and Antifoam Agents: How are they used? - Brewer International
Brewer International
https://brewerint.com › news-insights › 101-guides › wh...
Brewer International
https://brewerint.com › news-insights › 101-guides › wh...
Web results
Antifoam For Latex Paint,Antifoams For Wood Paint
Nanjing Antifoam Environmental Technology Co., Ltd
https://www.antifoamchemical.com › latex-paint_n21
Nanjing Antifoam Environmental Technology Co., Ltd
https://www.antifoamchemical.com › latex-paint_n21
Nanjing ANTIFOAM provides you an antifoam agent with good dispersion and strong system stability. We can help you better solve the foam problem of Latex Paint.Read more
Beginner's Guide to Anti Foaming Agents: Why They're ...
Classic Solvents
https://classicsolvents.com › Blog › blog
Classic Solvents
https://classicsolvents.com › Blog › blog
Nov 28, 2025 — Anti foaming agents improving paint and coating quality ... They are used in water-based paints, adhesives, latex systems, and cleaning chemicals.Read more
Antifoam 1oz [ADDT0010] - $7.25
Guerra Paint & Pigment Corp
https://www.guerrapaint.com › ...
Guerra Paint & Pigment Corp
https://www.guerrapaint.com › ...
Additive to be used to help eliminate air bubbles and foam in water-based paint. Add one drop of Antifoam per one ounce of paint and mix in thoroughly.Read more
$7.25
More products
- CI Antifoam 1 Gal.California IngredientsCI Antifoam 1 Gal.California Ingredients
- AntiFoamCLIAwaived.comAntiFoamCLIAwaived.com
- XIAMETER AFE-1410 Antifoam Emulsion, Technical Grade, PailUnivar SolutionsXIAMETER AFE-1410 Antifoam Emulsion, Technical Grade, PailUnivar Solutions
- Antifoam Solutionteledyneacs.comAntifoam Solutionteledyneacs.com
- Antifoam 204mclab.comAntifoam 204mclab.com
- BASF Shakedown Anti FoamFarmChem & moreBASF Shakedown Anti FoamFarmChem & more
- AF-4 Defoamer - Anti-Foam QuartbrickintheyardAF-4 Defoamer - Anti-Foam Quartbrickintheyard
- Antifoam A ConcentrateBiosynthAntifoam A ConcentrateBiosynth
Web results
Cyrachem PS 685 - Anti-Foaming Agent - Silicones - Latex
Knowde
https://www.knowde.com › Knowde › Storefront
Knowde
https://www.knowde.com › Knowde › Storefront
It is recommended for all types of paints.It is effective in destabilizing macro and micro foam, very durable and does not affect the gloss or change the color.Read more
Defoamers and Air Release Additives
BYK Additives
https://www.byk.com › product › defoamers-and-air-rel...
BYK Additives
https://www.byk.com › product › defoamers-and-air-rel...
Perfect surfaces with BYK defoamers and air release agents. Here you will find our additive recommendations: silicone, mineral oil, and polymer defoamers.