Friday, December 5, 2008

The Use Of Sugar Coating To Make waterproof papers and cardboards

Entirely reusable waterproof paper and cardboard containers can be prepared by utilizing a new finishing derived from sugarcane, told by researcher scientists. Organic chemist, Les Edye is working on this idea with his fellow scientists from CRC for Sugarcane Innovation through Biotechnology in Brisbane, Australia. He tells that surfacing could supersede wax and plastic finishing; these are the materials presently being used on containers used for fruits, food and drink packagings.
He told that wax-surfaced cardboard containers are not capable of being used again; for example boxing used for fruits. Finishing being used nowadays, such as wax, interfere with paper-making tools and machinery. Edye and his fellow scientists have produced a new finishing developed from sugarcane polymer.
A complex polymer is unbending, waterproof cement like material. It serves in feeding plants structural physical energy and strength. In normal wood, polymer material is classified through extracting elastic polysaccharide substance from which paper is prepared. However, the procedure chemically changes polymer and alters its characteristics. As a result it cannot be utilized for coating and finishing purposes.
Edye said that we have different sort of machinery and procedure for sorting out sugarcane into its constituents in such a way that polymer can be obtained in useable form. The chemical process is having green chemistry. It would not make any waste matter in process ending. However, Edye didn’t render additional information on the procedure due to privacy concerns.
Scientists have made a light brown suspension-on polymer finishing. They tried it out on a number of paper samplings. The finishing has been equivalent to wax finishing regarding functionality; however it is having patent results. It can be set back into taking out process (i.e. pulping) to form recycled paper material. Edye told that we do have position of substituting a wax material from a petroleum material with fuel which is a limited resource. CRC is making deal of their new technology invention engineering with some of major packaging and paper companies of the world.

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