Arteva North America S.a.r.l.

Jim Schwietert

Audrey Chung Wu

Xiaoyan Huang

John M Woodward

Sarah Elizabeth Caldwell

Jennifer King

The invention is directed to polyester resins containing a silica selected from the group consisting of fumed silica, colloidal silica and silica beads, which resin has utility on the production of containers, particularly beverage containers, having reduced stickiness relative to containers made from the same resin but without the silica.

Polyester resins containing silica and having reduced stickiness

The invention is directed to improved poly(terephthalic acid diester)-poly(isophthalic acid diester) resins, and in particular to improved polyethylene terephthalate-polyethylene isophthalate resin formulations, the improved formulations containing nucleating and chain-branching agents. The improved formulations of the invention have particular utility in the manufacture of plastic bottles.

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Spartanburg, SC, United States of America

Jim Schwietert