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SI Group

About SI Group

SI Group, established in 1906, is a renowned global leader in the chemical industry, headquartered in Schenectady, New York. With over a century of expertise, SI Group specializes in the development and production of high-performance additives, intermediates, and chemical solutions essential for diverse industries, primarily focusing on enhancing the quality and functionality of materials and products. SI Group's advanced range of polymer additives plays a crucial role in stabilizing, protecting, and enhancing polymers, ensuring they perform optimally under various environmental conditions. These additives help prevent degradation, enhance processing efficiency, and improve final product quality, making them indispensable in applications like automotive, construction, packaging, and more.

Most viewed products

ANOX® 1315

ANOX® 1315 by SI Group is an antioxidant. It is 3,5-Bis(1,1-dimethylethyl)-4-hydroxy-benzenepropanoic acid. It contains alkyl chain that adds great compatibility and solubility to various substrates, rendering the product highly flexible in its uses.<br> <ul style="padding-left: 40px;"><li> It possesses low volatility and can be used for polyurethane foams for storage and scorch protection.</li> <li> ANOX® 1315 is also used in closures and sealing gaskets for food containers.</li> </ul>
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LOWILITE® 55 UV absorber

LOWILITE® 55 UV absorber by SI Group is benzotriazole-based ultraviolet light absorber. It possesses high degree of photostability. The photochemical energy absorbed in the ultraviolet region is dissipated as thermal energy. <br> <ul style="padding-left: 40px;"><li>High absorptivity combined with photostability and the ability to release absorbed energy makes it a very good stabilizer against the detrimental effects of ultraviolet light. </li> <li>It is FDA approved. </li> <li>The shelf life of LOWILITE® 55 UV absorber is 3 years. </li></ul>
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LOWILITE® 22

LOWILITE® 22 by SI Group is 2-hydroxy-4-octoxybenzophenone. Acts as an ultraviolet light absorber. It is effective in polyolefins, low and high density polyethylene, polypropylene and olefin copolymers such as EPR, EPDM and EVA. LOWILITE® 22 by SI Group is also designed for polyvinyl chloride, polyesters, natural & synthetic resins, polystyrene and ABS.

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