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RHOBARR™
Barrier Coatings for Fiber-based Packaging
Future proof paper packaging with RHOBARR™ Barrier Coatings
The paper packaging industry faces increasing pressure to adopt more sustainable options that address circular packaging regulations, without compromising performance. Dow's RHOBARR™ Barrier Technologies offer products that offer excellent barrier properties while meeting challenging recycling thresholds. RHOBARR™ Barrier Coatings can be applied using existing paper coating equipment, eliminating the need for costly modifications, making them attractive to brand owners and converters seeking to transition to more sustainable practices.
Paper coating options for on-shelf fiber-based food packaging
RHOBARR™ Barrier Coatings support various types of fiber-based retail and shelf packaging, offering consumer appeal and designed for recyclability, while maintaining performance, food safety, and processability.
Folding Boxes
Compatible with various adhesives technologies, RHOBARR™ Barrier Coatings offer barrier performance to sustainable paperboard packaging.
Flexible Packaging
Sustainable options for flexible, retail and on-shelf packaging that heat-seal, deliver folded performance, and protect food.
Molded Fiber
Barrier coatings that protect molded fiber oven/microwave-safe trays, bowls, cups, and lids.
Paper coating solutions for foodservice packaging
RHOBARR™ Technology offers cost-efficient, tailored barrier performance while promoting high recyclability of paper food service packaging, appealing to sustainability-conscious consumers.
Dow offers barrier coatings to withstand a wide variety of foodstuffs offered in the quick serve food industry, including
- Hot and cold liquids
- Greasy food
- Frozen food
Cupstock
Heat sealable, liquid barrier coatings for hot and cold beverage cups, which are designed for recyclability in the standard paper waste stream.
Folding Boxes
Barrier coatings that offer greaseand hot oil barrier, folded performance and adhesive compatibility, in a cost-effective manner for different types of board, including virgin and recycled.
Wrapping Paper
Economical, food-safe coatings for quick-serve paper wraps.
Molded Fiber
Barrier Coatings that protect molded fiber food packaging, offering strength to withstand the demands of food transportation, and offering a leak-resistant, grease barrier.
Paper coating options for non-food consumer goods
RHOBARR™ Barrier Coatings allow consumer products to be packaged in a sustainable and appealing way, without sacrificing product protection. These coatings help protect consumer products during transportation and storage, while preserving the inherent recyclability and natural appeal of paper.
Flexible Packaging
RHOBARR™ Barrier Coatings can offer heat seal, oil, grease and fatty acid resistance for flexible paper as well as moisture barrier to the packaged product.
Folding Boxes
RHOBARR™ Barrier Coatings offer moisture barrier and heat sealability for paperboard substrates and are compatible with various adhesive technologies.
Molded Fiber
RHOBARR™ Barrier Coatings can protect molded fiber bottles and containers from liquid penetration.
Meeting consumer demand: How Dow drives sustainable packaging innovation
Consumers are seeking products with packaging that is designed for recyclability or made from renewable or circular materials. Learn how Dow and our customers are innovating the processes that go into packaging, from design to materials.
RHOBARR™ 320 Barrier Dispersion for paper coatings
Discover the benefits of RHOBARR™ 320 Barrier Dispersion for foodservice, offering a thin, water-based coating that reduces raw material usage by 50-70% and achieves over 99% fiber recovery.
RHOBARR™ 214 Emulsion
Learn how RHOBARR™ 214 Emulsion is specifically designed for sustainable coated paper and consumer goods packaging such as dry goods, confections, detergents, and dryer sheets.
Benefits of RHOBARR™ Barrier Technologies
RHOBARR™ Barrier Technologies offer a range of benefits that make them highly attractive to the paper packaging industry.
Innovative dispersion and emulsion technologies that supports thinner coatings, reducing raw material consumption and enhancing sustainability.
Coated fiber-based articles are certified for repulpability and designed for recyclability, addressing the emerging, more challenging recycling thresholds and industry goals for a circular economy.
The reduction in coat weight and the use of waterborne barrier coatings contribute to an enhanced circularity.
RHOBARR™ Barrier Coatings offer protection against liquids, oils, and greases, while also offering heat sealability and flexibility - making them a great choice for a wide variety of food packaging applications.
RHOBARR™ Barrier Coatings can be applied using conventional coating methods, eliminating the need for significant capital investment.
With the expanded production capacity at the Lauterbourg plant, and a global emulsion network, Dow is well-positioned to address the growing demand for sustainable packaging solutions.
RHOBARR™ 135 Barrier Coating wins Edison Award
RHOBARR™ 135 Barrier Coating, a waterborne acrylic latex designed for paper and paperboard coatings in food packaging applications received silver in the Packaging and Construction Technologies category.
RHOBARR™ 320 Barrier Dispersion wins Edison Award
RHOBARR™ 320 Barrier Dispersion wins gold for its sustainability properties.
RHOBARR™ 320 Barrier Dispersion wins R&D 100 Awards
RHOBARR™ 320 Barrier Dispersion, which offers a barrier against oil and grease in typical food packaging applications, earns R&D 100 Award.
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