SI Group to Showcase Sustainable Additive Innovations at K 2025

Industry Leader Presents Advanced Solutions for Plastics and Rubber

Press Release
Media Contact: Joseph Grande 
ph: + 1.413.684.2463 
joe@jgrandecommunications.com

• WESTON^TM 705 – A next-generation, nonylphenol-free liquid phosphite antioxidant for plastics and elastomers. Approved for food contact in more than 50 countries, it is a best-in-class stabilizer for polyethylene blown films. 
  
  
• LOWINOX^TM 1790 – High-performance hindered phenolic antioxidant designed to be more effective at preventing spandex oxidation and degradation than commonly used HN-150/LOWINOX GP45 blend. With an enhanced safety and environmental profile, LOWINOX 1790 does not generate NDMA or any known carcinogens.
  
  

• LOWINOX^TM TBM6 – Hindered thiophenol antioxidant that is highly pure and clean, specifically designed for high voltage cable insulation.

• NAUGARD BIO-XL^TM – An accelerator with over 95% biocarbon-based content for sulfur curing of natural and synthetic rubbers. NAUGARD BIO-XL does not release harmful nitrosamines as listed in TRGS552. 
  
  
• NAUGATAC^TM 1068-ULM – SI Group’s latest tackifier offers a reduced SVHC-content option, enhances tack retention in a wide range of elastomers, including tire compounds, treads, hoses, belts, and other rubber articles, and delivers performance equal to or better than conventional tackifiers.

These products will be showcased through an interactive booth display designed to demonstrate their technical benefits and applications.

"Sustainability and performance are at the center of everything we do,” said Robert Kaiser, VP Polymer Solutions and Managing Director at SI Group. “Our presence at K 2025 underscores our commitment to advancing circular and responsible solutions. We remain focused on meeting regulatory requirements while ensuring our additive platforms, like EVERCYCLE™ and NAUGARD BIO-XL, continue to deliver the reliable, high-performance results our customers expect.”

To explore SI Group’s full portfolio of performance additives and solutions for the plastics and rubber industries, visit www.siigroup.com.

About SI Group
SI Group is a global leader in the innovative technology of performance additives, process solutions, active pharmaceutical ingredients, and chemical intermediates. SI Group solutions are essential to enhancing the quality and performance of countless industrial and consumer goods within plastics, rubber & adhesives, fuels & lubricants, oilfield, and pharmaceutical industries. SI Group's global manufacturing footprint includes 19 facilities on three continents, serving customers in 80 countries with approximately 1,600 employees worldwide. In 2025, SI Group received a bronze award for corporate social responsibility by EcoVadis and is ranked among the top 35 percent of the more than 150,000 companies worldwide. SI Group innovates and drives change to create value with a passion for safety, chemistry, sustainability, and extraordinary results. Learn more at www.siigroup.com

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