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LOPON® E 81 is a light yellow, opaque, and viscous defoamer for use in paints and plasters. It is VOC, mineral oil, and silicone-free and provides good processing properties, compatibility with different binders, and a long-term effect. It does not negatively affect the storage stability of the final product and conforms to Ecolabel, BfR XIV, and FDA regulations.

Functions: Defoamer

Chemical Family: Vegetable Oils

End Uses: Waterborne Coating

Compatible Polymers & Resins: Polysilicates, Silicones

Labeling Claims: Low VOC, Mineral oil-free, Silicone-free

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
CASE Ingredients Functions
Technologies
Nomenclature

Triglycerides, Polyglycols and emulsifers

Features & Benefits

CASE Ingredients Features
Features and Benefits

Lopon E 81 offers the following advantages:

  • VOC-free (< 1000 ppm)
  • Very low settling of LOPON® E 81
  • Good processing properties of paints and plasters
  • Good compatibility with different types of binders
  • Good long-term effect
  • No negative influence on storage stability of end product
  • Conform to Ecolabel, BfR XIV and FDA
Features
LOPON® E 81 contains very low VOC making it a suitable replacement for mineral oil and silicone based defoamers. It is also offers ease of application due to its mineral oil and silicone-free chemistry.

Applications & Uses

Compatible Polymers & Resins
Coating Type
Use Level
0.1 - 0.5 %
Recommended Loading Levels

0.1 – 0.5% related to formula.Added in two steps, Further recommendation (guide recipe) CALGON® N, LOPON® 890

Applications
Interior and exterior emulsion paints and plasters, silicone resin paints, emulsion silicate paints and plasters, and adhesives.

Properties

Physical Form
Appearance
Light Yellow, Opaque Viscous Liquid
Typical Properties
ValueUnitsTest Method / Conditions
Viscosity2300 - 6000mPas
Density (20°C)900 – 1100g/L
Renewable Raw Materials47%

Regulatory & Compliance

Certifications & Compliance

Technical Details & Test Data

Study of Defoamer Effect
  • Our LOPON® defoamers show a high level of effectiveness when used at low dosage levels.
  • For a comparable defoamer effect, a lower dosage of LOPON® E 81 is usually necessary when compared to a traditional mineral oil defoamer.
  • LOPON® E 81 is quite versatile due to its wide range of effects.
  • In addition to our liquid defoamers we also offer a powdery defoamer for use in powder systems.Exterior paint: With a dosage of only 0.1 % LOPON® E 81, a comparable effect is achieved as with 0.3 % of a conventional mineral oil defoamer.
    Effectivity of LOPON® E 81 in different binders: density in g / 100 ml of emulsion paint.
Sustainable and Eco-Friendly
  • While in earlier days mainly mineral oil-based defoamers were used, today increasing emphasis is placed on sustainability. Many of our LOPON® defoamers are based on renewable raw materials which are biodegradable.
  • LOPON® E 81 has a percentage of renewable raw materials of 47 %.
  • Even more environmentally friendly is our defoamer LOPON® E 13. LOPON® E 13 has a content of 93 % of regrowing materials.
  • Compared to our defoamer LOPON® E 81, the effectiveness is slightly reduced but still comparable or even better than biodegradable defoamers from competitors.
  • All our LOPON® and TARGON® defoamers have been developed for water-based applications and are suitable for Ecolabel compliant formulations.
    Effectivity of LOPON® E 13 compared to different defoamers in a semi-gloss paint with a dosage of 0.3 %

Storage & Handling

Shelf Life
2 years
Storage Information

Store at room temperature, protect from frost. Carefully close opened packing after usage