PAT-ADD AF 75 by Patcham (FZC) is organic polymer compound in hydrocarbon solvent. It is a silicone-free polymeric de-aerator and defoamer for use in unsaturated polyester systems. It demonstrates fast de-airing and excellent compatibility with a wide variety of systems. It is suitable for avoiding air entrapment in ambient temperature curing systems as well as during pultrusion process of plastics. It maintains clear appearance and requires only low dosages. PAT-ADD AF 75 recommended dosage is between 0.2 and 0.5% calculated on the total weight of the system. It is a REACH compliant.
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