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Putting the “green” in“green”

Converters are eager to find profitable niches in the sustainable-package movement. Some are already pointing the way.

By Editor in Chief Mark Spaulding -- Converting Magazine, 6/1/2007

Your end-user customers, Fortune 1000 companies, are under growing pressure from investors, markets, consumers, regulators and other stakeholders to address climate change and the challenges of sustainability. As with most business drivers, though, the solutions will be found farther back up the supply chain. And that means you—the package printers and converters supplying consumer-product companies with everything from pouches, cartons, labels and corrugated cases.

Fortunately, more and more examples of well thought-out approaches to providing sustainable packaging are coming to light. Three converters on the leading edge offered an inside look at their strategies and operations during last month's FFTA Forum 2007 in Montréal, Quebec, Canada. Not surprisingly, all three businesses are focused on paper and paperboard.

Lesson One: Be the solution

Putting the “green” in “green” converting—or making economic sense from this whole adventure—means being part of the solution, says Barbara G. McCutchan, Ph.D., Enterprise Stewardship & Sustainability director of Glen Allen, VA-based MeadWestvaco Corp. She should know. The paperboard-converting giant has been ranked “Best in Class” for Containers & Packaging by the Dow Jones Sustainability Index for the second year in a row.

“The sourcing of materials for packaging and the converting and manufacturing of the package all impact the environmental and social aspects of bringing goods to the consumer,” McCutchan says. So, what is the proper role for converters and package printers? It begins with assessing your company's strengths and opportunities in the lifecycle of sustainable packaging, she explains. That lifecycle includes five major points (See Converter's Role box.)

For raw-materials sourcing and use, MeadWestvaco forestlands are independently certified to internationally recognized standards, and the converter actively pursues development and use of bio-based and recycled materials. In design and manufacturing, sustainability benefits are optimized at the get-go, and MeadWestvaco plants have met legally-binding CO2 emissions-reduction targets since 2003, McCutchan says. Cost-effective transportation and delivery systems to minimize environmental impact are almost a given for any converter.

Downstream recovery processes at MeadWestvaco include using reclaimed or recycled content where desired, improving package-recycling characteristics via design, coating or ink alternatives, and enhancing consumer recycling ease by optimizing the use of widely acceptable materials, she explains. Lastly, in returning to the raw-material stage of converting, the company offers a range of paperboard options that use pre- and post-consumer recycled fiber.

“By contributing sustainable choices in the supply chain, you can be part of the solution” to the growing consumer and retailer demand for sustainable packaging, McCutchan says.

Lesson Two: Get certified

“Over the last two years, National Envelope has embarked on an aggressive campaign to implement proven and credible sustainability measures within its facilities,” says Rick Hun-toon, vice president of marketing for Uniondale, NY-based National Envelope Corp., proudly, “and in the process has become the greenest envelope company on the planet. Meeting the sustainability challenge head-on for its own benefits was the only course of action that made sense.”

“Green converting” is not a fad, Huntoon believes, and envelope and package printers have no choice. On the plus side, sustainable business practices have several very real, quantifiable and achievable qualities, he says. Among them—increased revenue, cost savings and a higher return-on-investment than traditional types of investments—all ways of getting “green” out of going “green.”

“The first in will have a significant competitive advantage,” Huntoon says. In the longer term, “sustainable development produces a sustainable advantage” for companies implementing such programs.

Want to “green up” your products quickly? There are several reasonably priced options already available—many focused on their certification. (See Certification Providers box). For envelope makers, certified materials include Plastics Suppliers' polylactic acid-based EarthFirst® PLA (www.earthfirstpla.com) and Multi-Plastics' cellulose-derived Envirosafe (www.multi-plastics.com) window films. Many non-certified materials, such as soy inks, recycled and recyclable papers, and tree-free paper, are also on the market.

Certification adds vital credibility to your claims of more sustainable packaging, Huntoon advises, and annual audits by the certification providers are helping to verify the ongoing viability of these programs. If you're challenged by customers, the certifying bodies can help substantiate your claims.

Lesson Three: Less is more

It's ironic that using less material for sustainability reasons will actually make a converter more money in the long run, but that's part of the plan at Chicago-based corrugated-packaging giant Smur-fit-Stone Container Corp.

“The papermaking process has been evolving ever since papyrus was first beaten into sheets several thousand years ago,” says Wayne K. Huttle, director of environmental support programs at Smurfit-Stone. “More recent improvements focus on reducing the use of raw materials and energy through efficiencies in recovery cycles.

“Our business depends on a closed-loop, sustainable fiber source,” he adds. Currently, about 77 percent of the corrugated containers produced in the US is recovered, and corrugated containers average 43 percent recycled fiber. Since 1993, the amount of paper going to landfills has remained roughly the same—about 37 million tons a year, while recovered tonnage has increased from 35 million in 1993 to 50 million tons last year.

Relatively simple changes in package design and applied materials can go a long way to achieving profitable and sustainable packaging for end-user customers, Huttle explains. One design-change example he offered resulted in a 17-percent reduction in corrugated, 50-percent less sealing tape needed and an 11-percent increase in pallet box count.

In another example, a materials switch for a traditional carded-blister pack meant the replacement of all PVC material with a more consumer-desirable, recycled-PET clamshell. The new easily-opened, recycled-corrugated pack's materials are now all simple to separate for another round of recycling.

Lesson Four: Printing power

Donald Carli doesn't mince words. As one of the FFTA Forum's keynote speakers, the senior research fellow with the Institute for Sustainable Communication called printing—in whatever form—“the most important industry in the world” and asked attendees to “consider life for one day without print.” Hard to imagine, right?

But now, along with that responsibility, Carli professes that sustainability is “the new IQ test for management,” and he challenges converters to become “the first search result in Google for 'sustainable flexography.'” [At presstime, it was an FFTA press release on Carli's own speech.]

Taking a leap into the future in the sustainable packaging session, Carli addressed the evolving science of sustainable print, printed electronics—and power sources. “Printers can expect energy costs to continue to rise, and they can expect Fortune 1000 clients to starting asking how big their carbon footprint is and how they plan to offset or reduce it,” he says. “Some printers…are assembling the resources required to address sustainability through print applications in the emerging fields of printed electronics and intelligent packaging.”

Some examples today are active-RFID tags and labels, thin-film batteries and photovoltaic arrays. “Almost all of these products will be printed, flexible, laminar constructions produced using printing processes such as gravure, flexo, inkjet and screen printing rather than silicon, semiconductor-manufacturing methods.”

Clearly, these four lessons show that being considered a “green converter” means much more than just using recycled paper or soy-based inks. But the opportunities are also there for companies with a thorough, strategic plan to make money—while becoming “green.”

For more on Green Converting, see “Flex-pack plates go 'green' fast” at Pliant Corp. on page 24.


MORE INFO:
CONVERTERS:
MEADWESTVACO CORP., 804/327-5200, fax: 804/327-6363 www.meadwestvaco.com/sustainability.nsf
NATIONAL ENVELOPE CORP., 516/699-4000, fax: 516/699-4020, www.nationalenvelope.com
SMURFIT-STONE CONTAINER CORP., 877/772-2999, www.smurfit.com:8080/content/Safety/Stewardship
SUPPLIERS:
PLASTICS SUPPLIERS, INC., 866-ERTH1ST, 866/378-4178, www.earthfirstpla.com
MULTI-PLASTICS, INC., 800/848-6982, fax: 740/548-5177, www.multi-plastics.com
INSTITUTE FOR SUSTAINABLE COMMUNICATION, 212/922-9899, dcarli@sustaincom. org, www.sustaincom.org

 

What is the Converter's role?

1. Assess your strengths and opportunities in the lifecycle of sustainable packaging.

* Sourcing and use of raw materials

* Design and manufacturing

* Transportation and delivery3

* Recovery process

* Return to raw materials

2. Set your goals.

3. Innovate.

4. Collaborate.

Source: MeadWestvaco Corp.

Paper progress: two examples

Long after the paper bag became the standard package in which consumers could carry home everything from groceries to clothing to nuts and bolts, the use of the material as a packaging medium continues to evolve. Paperboard cartons, offering highly visible “billboards” for creating shelf presence, and corrugated shippers to protect and promote products on their way to market, are increasingly popular.

Today, as the need to be more environmentally responsible assumes a higher priority and plastics are being developed that are recyclable and/or compostable, many coated-paperboard products are undergoing their own evolution toward greater sustainability by becoming more recyclable without sacrificing any of their strengths as protective packaging. Here are two examples.

Smurfit-Stone Container Corp. created RecyclaCorr™ (above) as an alternative to the wax-impregnated boxes traditionally used to ship fruits and perishables. These wax-protected boxes were originally designed to resist the water or humidity associated with fresh produce. The wax protects the board from water damage that could weaken the strength or integrity of the container and prevent failure during storage and shipping.

But waxed boxes cannot be easily recycled, if at all. As a result, disposal and labor costs for the retailer can increase. RecyclaCorr trays and boxes are not only constructed from a medium that is totally recyclable, but are—because of their moisture-resistance—reusable, converting what was often a disposal cost into an asset.

Via a major effort to decrease the volume of paperboard to package its printer-ink cartridges sold in North America, Hewlett-Packard will reduce the greenhouse-gas emissions produced in making and shipping display packages for the cartridges by an estimated 37 million lbs this year. How is this possible? As a direct consequence of cutting the volume of packaging material, the company reduces both the amount of processing needed to make the packaging and the fuel needed to transport the lighter-weight cartridges to market.

For HP's Laser Jet cartridges, for instance, the new packaging uses approximately 45-percent less packaging material. Each pallet will hold 30-percent more cartridges, while each shipping container will carry about 1,500 more cartridges. Redesigned ink-jet multipacks (below left) use 85-percent less material (by weight), and twice as many of the new packages will fit on a pallet. The smaller packaging also lets retailers display more packages per shelf.

This article originally appeared in Packaging Digest, May 2007.

What's really meant by “renewable” materials?

By Anne Johnson, Director Sustainable Packaging Coalition

Since the advent of the Industrial Revolution, human activity has significantly altered the chemical equilibrium of the Earth in a period of 200 years—a time frame that hardly registers on the geologic timescale of the planet. Sustainability for humanity is measured in generational time, therefore the rate society creates, uses and disposes of materials and the time it takes to cycle renewable materials is tremendously important. Why?

Materials that are considered renewable, annually or perennially renewable such as crops or grasses or generationally renewable such as trees, are incorporating carbon that is currently cycling within the biosphere. During the growing season, biological systems take up carbon dioxide (CO2) and through photosynthesis produce renewable resources (plants and trees) that can be used to produce materials. When these materials biodegrade under aerobic conditions, they release carbon in the form of CO2, and there is no net carbon-dioxide contribution to the atmosphere. These “current” carbon materials are part of the carbon cycle or carbon equilibrium that defines our planet and thus have the potential to be carbon “neutral.”

The carbon equilibrium of Earth has varied over the past 650,000 years and over numerous ice ages within a band between approximately 180 ppm and 280 ppm of CO2. But it is changing, and quickly. There is currently 385 ppm of CO2 in Earth's atmosphere and it is rising by about 2 ppm each year. As it has become clear that CO2 is building up, there's an increasing focus by governmental regulators, investors, corporations and societies on those processes and materials that add CO2 to our atmosphere beyond that associated with the natural cycling of “current” carbon.

Oil and coal are biologically derived resources that are renewed on a geologic timescale of tens to hundreds of millions of years. From a human perspective, these materials are non-renewable resources. The combustion of “fossil” carbon resources in the form of energy or materials (plastics) contributes carbon to the atmosphere that has been sequestered for millions of years as oil or coal. This net carbon addition is considered the predominant human mechanism for the build up of CO2.Renewable = carbon neutral

At the recent Ceres conference in Boston, author Bill McKibben cited that 450 ppm is perhaps the most significant number to humanity at this moment. It is the level of atmospheric CO2 associated with a 2-deg C increase in global temperature beyond which point scientists believe we enter the realm of “dangerous” climatic consequences. At the current rate of annual increase, that is only 32 years away—not considering a more fully industrialized China or India. There's no doubt that carbon will be regulated in some form and probably fairly soon. Companies focused on sustainability are getting prepared now and figuring out the role that renewable materials—with their potential to be carbon-neutral—will play in an increasingly carbon-constrained future.

Online resources:

www.ceres.org/news/AV.php

www.mlo.noaa.gov/programs

www.realclimate.org/epica.jpg

www.sci-tech-today.com/story

http://themes.eea.europa.eu/IMS

Part One of this series was published in May 2007; read it online at www.convertingmagazine.com/ cgi-bin/columns.cgi?file=5_07_23.html

434/817-1424, anne.johnson@greenblue.org

Certification providers

Chlorine Free Products Association explains the human and environmental impacts associated with the use of chlorine compounds in manufacturing paper products. www.chlorinefreeproducts.org

EcoLogo™ Canada is North America's most widely recognized and respected multi-attribute environmental certification mark. www.environmentalchoice.com

Forest Stewardship Council (FSC) is a non-profit organization devoted to encouraging the responsible management of the world's forests. www.fscus.org/paper

Green-e certification helps you identify, purchase and promote clean renewable energy. www.green-e.org

Green Seal works with manufacturers, industry sectors, purchasing groups and governments at all levels to “green” the production and purchasing chain. www.greenseal.org

The Rainforest Alliance is dedicated to protecting rainforest and other ecosystems and the people and wildlife that depend on them. www.rainforest-alliance.org/forestry

The Sustainable Forestry Initiative (SFI) is a fully independent forest certification program. www.sfiprogram.org

Source: National Envelope Corp.

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