Latest News
  1. Danbury, Connecticut (April 24 2017) - SI Group™, the world leading supplier of liquid phosphite antioxidants for plastics, announced today that its nonylphenol-free stabilizer, WESTON® 705, has received formal approval from the U..

  2. “We are very pleased by yet another validation of WESTON®705’s safety profile”, said John Steitz, SI Group’s President and CEO. “ Our breakthrough solution has been developed with some of the largest polymer manufacturers in the world...

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