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| Environmentally-friendly packaging materials: PLA Challenge PET |
| Writer£ºAdmin | Add Time £º2009/9/7 |
Asked not to be too much oxygen in the compartment on the packaging of the product by the U.S. Nature-Works LLC of research and development, with corn starch biodegradable plastic polylactic acid (PLA) can replace PET packaging. The industry believes that as consumers and the corresponding regulations in the continuing emphasis on environmental protection, environmental protection packaging materials, demand will was growing rapidly.
In requiring a long shelf-life products, PET is still an advantage. However, NatureWorks LLC is working with partners to study the technology to break through this barrier, including the increase in multi-layer packaging structure, plus the coating and the use of additives.
NatureWorks LLC's research shows, PLA packaging will be possible in the oxygen-sensitive food and beverage packaging, has been widely adopted. The company plans to do on improving the barrier properties of PLA packaging in-depth report on the results of the investigation. According to reports, PLA in the beverage, fruit juice and water on the PET packaging applications such as pose a challenge, because the oxygen barrier in the application of these products do not pose a problem. |
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