Additives specialist BYK USA (Wallingford, Conn., USA) is featuring its line of wetting aids, dispersants and coupling agents to improve glass, carbon and natural fiber composites. Products include air release additives and defoamers, VOC and odor control solutions, scratch and mar control, pigment and filler dispersants and organo-modified clays for control of rheology, melt strength, dimensional stability and mechanical properties. GARAMITE additives reportedly differ from other organically modified mineral thixotropes by exhibiting ease of dispersion, ease of use, high efficiency and high performance without unwanted viscosity. BYK-R 607 is a new thixotropy booster for epoxy and high-polarity, solvent-borne systems. BYK-R 607 is said to provide good anti-sagging, anti-settling and anti- syneresis properties.