April 2008 Issue

April 2008

Cast polymer concrete structures save city's sewers

Beneath its historic colonial charm, Charleston, S.C. had an underground sewer system in need of repair. Engineers at U.S. Composite Pipe (Alvarado, Texas) devised a solution that included unique cast polymer composite sewer interceptor structures — 10-ft/3m-diameter vertical access shafts that extend as far as 110

Features

Featured articles from the April 2008 issue of CompositesWorld

1 Apr 2008

A faster, more stable Olympic dinghy

The 470-class dinghy, a small, two-person monohulled racing craft, has been used in Olympic sailing competition since 1976 and, today, vacuum-infused glass fiber/polyester is the standard for hull construction. Designers of the dinghy that will be used by Marcelien De Koning and Lobke Berkhout, members of the Dutch

Sustainability 1 Apr 2008

Bio-Composites Update: Bio-Based Resins Begin to Grow

Substituting agricultural for fossil-based feedstocks in polymer resins is not new, but maturing technology now promises composites less dependent on petrochemicals for their performance.

Braiding 1 Apr 2008

Building Bridges to Bridge and Building Rehab Markets

Despite a lack of standardization and education in the civil construction sector, these innovators use carbon and steel fibers to reinforce the business case for composites.

Out of Autoclave 1 Apr 2008

Engineering Insights: Glass/Thermoplastic Hood Steps Toward Commercialization

The hood design for Hyundai’s QarmaQ concept car is evaluated against European and Japanese pedestrian safety requirements.

Adhesives 1 Apr 2008

Inside Manufacturing: CIPP Lights Way in Buried Pipe Repair

Spiral-wound, UV-curable fiberglass CIPP bests competitors and bears loads in “trenchless” wastewater pipe rehabilitation project.

Adhesives 6 Jun 2023

Microspheres: Fillers filled with possibilities

For composite applications, these hollow microstructures displace a lot of volume at low weight and add an abundance of processing and product enhancements.

Out of Autoclave 1 Apr 2008

Shooting trouble

I know it’s only April, but in the magazine business, we’re always looking ahead. About this time each year, I start thinking seriously about the next year. I think about the topics we might cover, the types of articles we might approach differently, technologies that we’ve not visited in a while and emerging