DROP-IN LIQUID SOLUTION

HANDLES AND FEEDS LIKE TNPP

Because WESTON® 705 flows like TNPP, the transition from TNPP to WESTON® 705 becomes seamless.

ACCURATE LIQUID DOSING

Liquid loss-in-weight feeders are quickly incorporated and provide an unparalleled precise feeding accuracy.

EASY INSTALLATION OF WESTON® 705


Schematic for totes installation for
TNPP replacement trials

Schematic for totes and loss-in-weight
feeder for AO-168* replacement trials

WESTON® 705 FLOWS LIKE TNPP





WESTON® 705 handles and feeds like TNPP with accurate liquid dosing and allows for a capital light transition from TNPP.

SI Group’s dedicated team of technical service engineers can assist customers in their transition to WESTON® 705. We provide guidance and onsite support during every step of the process, from unloading, storage, and handling, to analysis and in-polymer performance evaluation in order to ensure a seamless transition.

WESTON® 705 FEEDS ACCURATELY





For customers without existing liquid feeding capabilities, SI Group has partnered with Coperion K-Tron to install liquid loss-in-weight feeders and incorporate them quickly and seamlessly in existing production lines. This equipment provides unparalleled precise feeding of liquid antioxidant with a negligible deviation from set-point (

In 2016, SI Group triples its
WESTON® 705 capacity to meet
the increasing global demand

SECURITY OF SUPPLY

SI Group is the global leader in liquid phosphite antioxidant chemicals with decades of experience in antioxidant manu-facturing. WESTON® 705, the latest addition to our well-established SI Group brand in the plastics and elastomer markets, has now secured comprehensive regulatory approval for food packaging.

Thanks to its leading position, SI Group boasts broad options and an unequalled supply security for its raw materials around the globe. SI Group operates from more than 30 production sites globally. WESTON® 705 is currently manufactured in the USA and will be complemented by multiple regional supply points in Asia and Europe.