Engineering Resins
The New Polypropylenes - They've Got More of Everything
Whether it’s toughness, stiffness, heat resistance, clarity, barrier properties, high flow, or high melt strength—you’ll find more of what you’re looking for in new breeds of PP resins from all suppliers.
Read MoreNew Machinery &Materials Help Rotomolders Add Value to Parts
Producing solid features in an otherwise hollow rotomolded part and coloring parts in easier and more flexible ways are two new developments highlighted at the January meeting of the Association of Rotational Molders (ARM) in Minneapolis.
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New Process Makes More Homogeneous PP Homopolymers & Copolymers
New styles of resin reactors don’t come along very often.
Read MoreNow Molders Make Their Own GMT Sheet
The latest sign of an upsurge of interest in direct long-fiber compounding by molders of reinforced thermoplastics is a technology that allows molders to produce their own glass-mat thermoplastic (GMT) composite sheet.
Read MoreInjection Molding Troubleshooter: Common Mistakes in Long-Fiber Molding
As the superior mechanical properties of long-fiber compounds attract growing popularity among OEM designers, an increasing number of injection molders are being introduced to these materials for the first time.
Read MoreNPE 2000 News Wrap-Up: Extrusion
At this year’s NPE, new processes to put wood flour into plastic were virtually everywhere—several even start with undried flour.
Read MoreNPE Newsfinder: Engineering Thermoplastics
Expect to see numerous entries in automotive engineering thermoplastics at NPE, including a totally new amorphous thermoplastic that is said to provide a breakthrough in color and gloss retention outdoors without painting. Besides exterior body panels, new automotive materials for under-hood, interior, structural, and mechanical parts like gears will also be plentiful.
Read MoreMetal Replacement Accelerates In Under-Hood Parts
Plastics are making new inroads in valve covers and air-intake manifolds on U.S.-built vehicles.
Read MoreTP Composites: New Option in Lightweight PP/Glass Composites
From its Detroit-area offices, Swiss-based Quadrant Plastics Composites (QPC) has introduced a family of lightweight reinforced thermoplastic (LWRT) composites to North America.
Read MoreGarbage In, Good Plastics Out
Experts consider it the most high-tech recycling plant in the world: Schwarzataler Kunststoff in Germany takes dirty bottles and film from post-consumer recycling and turns them into automotive and other compounds in a fully automated process.
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