Four new hexene-copolymer MDPE and HDPE resins for rotomolding come from Chevron Phillips Chemical, The Woodlands, Texas. They feature a new blend of antioxidants and UV stabilizers that is said to confer wide processing windows, good-to-excellent flow, long-term UV stabilization, excellent impact strength, and good-to-excellent ESCR. Marlex TR-935 with 0.935-g/cc density and 6 MI is for toys, carts, and recreational parts. TR-938 with 0.938 density and 3 MI is geared to industrial-waste containers, tanks, and marine equipment. Marlex TR-942 HDPE (0.942 g/cc, 2 MI) is aimed at agricultural and chemical tanks. TR0945 (0.945 g/cc, 6 MI) is for large tanks, carts, and high-modulus parts. (800)-231-1212 • www.cpchem.com
Chevron Phillips Chemical Co.
10001 Six Pines Dr. The Woodlands, TX 77380
Phone (832) 813-4100 Fax (800) 231-3890
Editor PickThe Need for Generalists: Part 3
In failure analysis, there is a tendency to gravitate to a few common test protocols. But this approach can result in a mismatch of techniques to the problem.