Japanese firms NEC and Unitika have developed a plastic made of corn for cellphone bodies, meaning users who choose to get a more hi-tech gadget need not fear polluting the environment, company spokespeople said on Tuesday. The computer giant and the major textile maker said they had already produced cellphone samples with the new material, which is 90 percent plant-based, and aim to sell them by June next year. The two firms successfully reinforced a polyactide resin, a bio-plastic made mainly from corn, by adding in fibers of kenaf, which is a type of hemp, the spokespeople said.
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