Why are PP and PE not compatible?


I was asked Why PP-PE are not compatible and what is the layer blending chemistry criteria? I.e Nylon + EVOH need no Tie but Nylon + pp or PE or EVOH +PP OR PE need tie resin for multi layer extrusion process. I am not sure if anyone really knows whey PE and PP are not compatible as compared to small molecules which do dissolve in each other, but it goes back to the Gibbs free energy change on mixing.

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Corn-based meat trays


One of the leading supermarket chains in Australia will use some 95 million trays eco Plastic trays in calendar year 2012.


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QR Code: It’s Just an 800 Number


In a recent discussion about the value of QR Codes here on Digital Nirvana, a comment from one of the participants really struck me. He said, “I can only remember one campaign when I’ve ever gotten something rewarding from scanning [a QR…


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Coffee alternative launched in Rexam cans


Guyaki Sparkling Yerba Mate beverages, which pack the caffeine punch of coffee with additional…


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Sustainable packaging film


Fill-Air R5 inflatable packaging film is designed to boost the overall sustainability of…


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Comexi Group Collaborates with BASF and Wikoff Color Corporation to Develop More Sustainable Presses


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Toray Plastics Receives Environmental Council Award for Conservation Leadership


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Sealed Air’s Cryovac Brand Introduces a New Look for Heat-and-Serve Packaging


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Smurfit Kappa Bag-in-Box at the International London Wine Fair


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Infinity Foils, Inc. Named Exclusive North American Distributor for Nakai


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