Overview
Polyester is a thermosetting resin matrix system and among the most used in the composites industry. It's most often used in sheet molding compound, bulk molding compound and with glass fiber in industrial, construction, infrastructure and other applications.
There’s more to TP polyesters than you think. You may know PET, PBT, and PETG—but what about PCT, PCTG, PCTA, and PTT? If you’re not sure what they are, how their properties compare, and who sells them, we have the answers—and lots of new developments to report.
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The facts (such as they are) behind the furor surrounding this vital crosslinking chemical’s listing in the 12th RoC.
The styrene puzzle 1/31/2012 Composites TechnologyCT editor-in-chief outlines two major challenges posed by the recent listing of styrene in the U.S. National Toxicology Program's 12th Report on Carcinogens.
Concert hall composites: Acoustic alchemy 10/1/2011 Composites TechnologyMassive composite acoustic structures will reflect and diffuse sound to heighten audio quality in a new high-profile performance space.
Green resins: Growing up 10/1/2011 Composites TechnologyHigh hurdles remain, but the push for sustainable sources of resin monomers is gaining momentum.
HHS styrene ruling: Bad science, bad for the composites industry 8/1/2011 Composites TechnologyTom Hedger, president of Magnum Venus Plastech (Clearwater, Fla.) and a board member of the the American Composites Manufacturers Assn. (ACMA, Arlington, Va.) joins the chorus of disapprovval that has greeted U.S Health and Human Services Secretary Kathleen Sebelius' approval of styrene's classification as a likely carcinogen.
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