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RHOBARR™
Barrier Coatings protect fiber-based packaging designed for recyclability and repulpability.
RHOBARR™ Barrier Technology: Future-proofing paper packaging
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 answer both, delivering strong barrier properties while clearing tougher recycling thresholds. RHOBARR™ Barrier Technologies can be applied by widely used paper coating equipment, making them attractive to mills, converters, and brand owners who seek to transition to more sustainable packaging.
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.
RHOBARR™ Barrier Coatings
RHOBARR™ 110 Emulsion
Oil and grease barrier with block resistance and flexibility for paper and board.
RHOBARR™ 135 Emulsion
Acrylic latex with hot oil and grease resistance; microwave- and oven-use certified.
RHOBARR™ 214 Emulsion
Mineral oil barrier with heat seal and low coefficient of friction for cartons and dryer sheets.
RHOBARR™ 214ER Emulsion
Enhanced-recyclability emulsion for coated paper and consumer goods packaging.
RHOBARR™ 325 HS Barrier Dispersion
Hot and cold liquid barrier with an enhanced heat seal for cupstock.
RHOBARR™ 620 Barrier Dispersion
High-solid dispersion with strong heat-seal and hot-tack for filled paper packaging.
RHOBARR™ 720 Barrier Dispersion
Advanced dispersion for high-performance, recyclable paper packaging.
RHOBARR™ Technology Resources
Learn how our RHOBARR™ Barrier Coatings are driving paper packaging circularity.
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™ Barrier Technologies Awards
Watch how RHOBARR™ and BLUEWAVE™ Technologies move sustainable paper packaging forward.
RHOBARR™ 320 Barrier Dispersion won a gold Edison Award for its sustainability performance.
RHOBARR™ 135 Barrier Coating took home silver in the Packaging & Construction Technologies category of the Edison Awards.
RHOBARR™ 320 Barrier Dispersion, an oil and grease barrier for food packaging, earned an R&D 100 Award.
RHOBARR™ Barrier Technologies FAQs
RHOBARR™ Technologies deliver high barrier performance against liquids, oils and grease, plus heat sealability and flexibility. Thin coat weights cut material use, the coated fiber is designed for recyclability, and everything runs on existing coating equipment.
RHOBARR™ Barrier Coatings give fiber-based packaging a functional barrier. They suit on-shelf food packaging, foodservice formats like cups, wraps and molded fiber, and non-food consumer goods, protecting contents while keeping paper recyclable.
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