Green-Tek (Edgerton, WI) has developed dual-ovenable, micro-waveable and freezer compatible trays made of CPET. These thermally stable trays can withstand 40° to 400°F and are available in black or white.
Raymond Automation (Norwalk, CT) has announced the SIG HSL servowrapper. It uses a special orbiting crimper/ sealing jaw system that clamps onto the area of the web to be sealed and travels with it, thus achieving up to forty times more heat contact than with conventional sealing jaws.
HiPERTUF(TM) polyester resins from Shell Chemical (Akron, OH) are homopolymer 2ƾ dimethyl naphthalate-based polyethylene naphthalate (PEN), which provide a number of benefits over PET, including hotter fill temperatures, better chemical resistance, and improved gas and UV barriers.