To help you obtain all these results, we created our range of ultrafine precipitated calcium carbonates, Socal & Winnofil.

Whether they’re used in moisture-curing or other curing systems, Socal & Winnofil present a variety of benefits ranging from rheology control to anti-sag and slump, improved adhesion, improved storage stability and enhanced mechanical properties.

They can be added to high-performance silicone sealants, polyurethane sealants, medium-modulus hybrid polymer sealants, polysulfide systems, PVC plastisols or butyl sealant and tapes.

Available in a range of grades, particle sizes and surface coatings, Socal & Winnofil can also be formulated for hot-melt adhesives, bituminous membranes, sealant tapes or strips, cavity fillers for the automotive sector, acrylic sealants, putties and mastics.

Key benefits:

- Excellent thixotropy

- Outstanding extrusion rates

- Excellent mechanical properties

- Longer storage / shelf-life stability

- Improved smoothness and surface profile

Enhanced whiteness and opacity