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

Solvay Sipomer SEM-25 Thickener

Solvay Sipomer SEM-25 is a liquid methacrylic ester monomer engineered for formulating high-performance HASE thickeners. Its unique molecular architecture enables precise rheology control in waterborne applications while enhancing mechanical durability. The monomer demonstrates excellent compatibility with various polymer matrices, facilitating customized flow properties without compromising system stability.

Features Of Solvay Sipomer SEM-25 Thickener

  1. Shear-Stable Thickening - Maintains viscosity across processing conditions

  2. Enhanced Adhesion - Improves substrate bonding by 25%

  3. Water Resistance - Reduces moisture absorption by 35%

  4. Alkali Tolerance - Stable performance in pH 7-10 systems

  5. Process Flexibility - Compatible with cold/hot processing

Typical Applications Of Solvay Sipomer SEM-25 Thickener

  1. High-Speed Printing - Viscosity stabilizer for flexographic inks

  2. Structural Adhesives - Reinforcing agent for automotive applications

  3. Textured Coatings - Anti-sag additive for decorative finishes

  4. Industrial Primers - Rheology modifier for metal substrates

Specifications Of Solvay Sipomer SEM-25 Thickener

ppearance
-
Usually powder or granulated form (varies by specific type, e.g., some are cream - colored granules)
Particle Size
µm
Specific values depend on the product type, for example, some have a particle size where ≤75 µm is ≤5% and ≤1180 µm is >95%
pH (1% Aqueous Solution)
-
Generally in the range of 6.0 - 8.0
Brookfield Viscosity
cp
For a 1% solution in 1% KCl, measured with Brookfield LV at 60 rpm using spindle n° 3, it may be in the range of 1200 - 1600 cp
Solubility
-
Soluble in water or specific solvents relevant to its application, forming a viscous colloidal solution
Shelf Life
month
Approximately 24 months under proper storage conditions


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