Urea urethanes | Arkema Rheology & Specialty Additives

Crayvallac^_®liquid additives are activation-free and can be simply stirred into the formulation.
Based on urea urethane technology, they confer a very strong shear-thinning rheological profile with a thixotropic viscosity recovery, which drives to enhanced film leveling.
They develop as well high viscosity at low shear rates which enables to get enhanced anti-settling properties.

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CRAYVALLAC^® LA-150

Rheological additive for medium to high polarity systems
• Easy incorporation and post-addtion
• Antisettling & stability
• Film leveling
• Sag resistance

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CRAYVALLAC^® LA-250

Rheological additive for low to medium polarity systems
• Easy incorporation and post-addtion
• Antisettling & stability
• Sag resistance
• Brush & spray application

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CRAYVALLAC^® LA-377

Rheological additive for high polarity systems
• Halogen-free
• Gloss retention
• Leveling
• Anti-settling
• Sag resistance

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More technical information...

CRAYVALLAC® LA-150 : RHEOLOGICAL ADDITIVE FOR HIGH TO MEDIUM POLARITY SYSTEMS

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CRAYVALLAC® LA-250 : RHEOLOGICAL ADDITIVE FOR LOW POLARITY SYSTEMS

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CRAYVALLAC® LA-377: RHEOLOGICAL ADDITIVES FOR WB SYSTEMS

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Urea urethane rheology modifiers, mainly used in:

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More information about this range

CRAYVALLAC® LA-150

CRAYVALLAC® LA-250

CRAYVALLAC® LA-377

More technical information...

Urea urethane rheology modifiers, mainly used in:

General Industry

Protective & Marine Coatings

Can & Coil

Industrial Wood Finishes

Adhesives & Sealants

Discover our product range

CRAYVALLAC^® LA-150

CRAYVALLAC^® LA-250

CRAYVALLAC^® LA-377