SX...Nanosys states that it has CD-free QD IP... ..."Nanosys industry-leading Quantum Dot patents covering a broad range of lighting and display products and technologies, including cadmium free quantum dots." They also maintain that their regular CdQD's are within RoHS mandates (perhaps subject to parliamentary over-ride in the future[?]). Ref; http://www.nanosysinc.com/press-releases-archive/2015/1/5/nanosys-quantum-dot-technology-creates-more-immersive-energy-efficient-displays ...and... http://www.nanosysinc.com/environment/