Mexichem Specialty Compounds create a soft PVC-Free crown liner solution Summary A multinational customer, who was interested in replacing a PVC liner (for beer bottle crowns) with a PVC-free liner, approached Mexichem Specialty Compounds with a request to develop a new compound solution to meet an exacting specification. They requested that we develop a suitable TPE compound with following performance characteristics: A broad processing window. Good adhesion to lacquer. Able to withstand sterilization for 30 minutes at 120o C. Free of objectionable odour and flavour. Suitable for processing on Sacmi equipment. Thermally stable. FDA regulated. Capable of running 2,200 crowns per minute. Mexichem Specialty Compounds accepted the challenge and developed a TPE compound to replace the current

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