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Chempol was designed to use as an alkyd resin in paints and coatings that is not harmful to humans and to the environment. Conventional alkyd resin paints and coatings, which are solvent borne, are in high demand because they are cost-effective and high performing in many ways. For example, they work well for architectural finishes, industrial metals and equipment for agriculture and construction. Millions of gallons of these paints are sold world wide each year. Even though they are effective, they are solvent borne and contain harmful chemicals such a petroleum. These solvents are required to give the paints the viscosities they need to have desired qualities, such as fast-drying, high gloss and low odour. These solvents also contribute to ground level ozone and smog. Paints with low volatile organic compounds (VOC) are available, but they lack the desired traits that conventional alkyd resin paints have. They also tend to be expensive. In response to this, two companies, Proctor and Gamble (P&G) and Cook Composites and Polymers (CCP) came together and developed a new alkyd resin technology that allows the formation of paints and coatings with less than half the VOCs of solvent borne paints and coatings. This was able to occur because of Sefose Sucrose esters. Sefose is prepared from vegetable and sugar based oils rather than petroleum-based oils which is clearly better for the environment. Sucrose esters are produced from fatty acids, without using any harmful solvents. When it comes to the paint, the Sefose engages in cross-linking with other components in the paint and becomes and important part in the film, helping its performance. This new alkyd resin technology was named Chempol and became a great new way to develop greener paints and coatings. Chempol alkyd resin paints and coatings have many performance advantages such as high gloss, fast drying, and film toughness. If all conventional alkyd resins were replaced by Chempol alkyd resins it could:
This is all because of the solvents in replaces. Chempol has become a competitive product with conventional alkyd resins because it is equally fast drying. Cook Composites and Polymers released Chempol and began testing in the coating industry in 2008 Proctor and Gamble started testing Sefose oils as replacements for all kinds of petroleum-based products. [edit] References |
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