Apr 9, 2008

Packaging Innovations Weekly Wrap - PWP Industries Introduces New Bio Resin

PWP Industries has introduced a new 100 percent biodegradable and compostable resin made from non−GM agricultural biomass.

AgroResin is made from renewable agricultural biomass fibre composite, which is FDA approved for direct food contact.

Once considered a waste product and incinerated or placed in a landfill, now agricultural biomass is made into packaging that returns to the earth after use through composting or biodegradation.

AgroResin's stiff, durable structure protects fresh produce from bruising while its porous surface helps to extend product shelf life, PWP says.

It is gas permeable, water resistant and can be used in the microwave.

DUPONT AND SUN CHEMICALS TEAM UP ON WETFLEX

DuPont Packaging Graphics and Sun Chemicals have brought together Sun Chemical's WetFlex wet-on-wet flexographic printing process with its UniQure electron-beam cured inks and DuPont's Cyrel FASTtechnology to create a new standard in quality and environmentally smart flexographic printing.

The joint work focused on linking the WetFlex printing process with the DuPont Cyrel photopolymer plate technology, obtaining previously unachievable levels of print graphics.

Dupont says the result provides the market with a solvent-free process that can contribute to sustainability improvements in printing and packaging.

Research and development teams from both companies worked together to determine the optimal Cyrel photopolymer printing plates for the WetFlex process, Dupont says.

The Cyrel FAST plates outperform all Cyrel solvent plates in terms of print quality and staying clean on press and the combination of the WetFlex process and Cyrel FAST produces extremely high-quality print graphics.

UniQure is a low odor, high-performing ink system that makes wet trapping possible, advancing print fidelity in the flexo process to levels comparable to gravure.

MAAG OFFERS TRIPLEX LAMINATES

Maag GmbH has recently begun manufacturing a triplex laminate for complex product applications and differentiated food industry applications.

The core of the barrier material is a CERAMIS-coated PLA film, which is embedded between two different biogenic materials.

The temperature-stable contact surface against the sealing layer is NatureFlex NVR.

The sealing layer on the inner side is based on a starch film.
Source: packaging-technology

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