{"id":21394,"date":"2025-05-05T07:36:10","date_gmt":"2025-05-05T07:36:10","guid":{"rendered":"https:\/\/www.stoelzle.com\/pharma\/?p=21394"},"modified":"2025-05-05T07:36:10","modified_gmt":"2025-05-05T07:36:10","slug":"a-smarter-future-for-packaging-closures","status":"publish","type":"post","link":"https:\/\/www.stoelzle.com\/pharma\/blog\/a-smarter-future-for-packaging-closures\/","title":{"rendered":"A Smarter Future for Packaging Closures"},"content":{"rendered":"

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In the nutraceutical and healthcare industries, packaging is more than just a visual statement \u2014 it protects sensitive formulations, ensures consumer safety, and increasingly, reflects a brand\u2019s environmental values. While glass jars are already a strong choice for recyclability and product protection, many closures still rely on materials like Bakelite, which hold back the overall sustainability of the packaging system.<\/p>\n

The challenge? Maintaining the elegance and functionality of bakelite-style caps while adopting materials that meet modern environmental standards. Nissha offers a sustainable alternative that rises to this challenge \u2014 combining premium design with circular economy principles.<\/p>\n

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A Smarter Alternative: Bio-Based Sulapac Solid Closures<\/h4>\n

This is where our collaboration with Nissha begins. As a part of their \u00a0product range under Nissha ecosense brand, Nissha\u2019s closures made of Sulapac Solid offer a direct, sustainable replacement for traditional Bakelite closures. The innovation lies in their ability to replicate the premium appearance and durability of Bakelite – but with 100% bio-based, and compostable materials which leaves no microplastic behind.<\/p>\n

While Nissha offers the closures, glass containers are not in their product portofolio \u2014 that\u2019s where Stoelzle\u2019s Pharmacos high-quality, recyclable glass jars complete the picture.<\/p>\n

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Who is Nissha?<\/strong><\/em><\/h5>\n

With its global headquarters located in Kyoto, Japan, Nissha Co., Ltd. is a pioneer in applying advanced materials and processes to manufacturing sensors, decorative films, molded parts and healthcare products. Nissha Europe GmbH, with its office in Germany, deal in sustainable material products for European market.\u00a0Their ecosense Biocomposite Series is leading the way in the transition from fossil-based plastics. \u00a0It offers compostable alternatives with a low carbon footprint, without compromising on performance or design.<\/p>\n

More Information About Nissha<\/em><\/a><\/p>\n

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The Journey: How it Started<\/h4>\n

As with many innovations, the idea sparked during product development \u2014 in this case, a new 50ml jar for water-based formulations. Until then, Nissha had primarily focused on packaging solutions for dry or oil-based products. But market trends and customer expectations were shifting.<\/p>\n

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“While exploring new shapes and market needs, I realized a bigger opportunity: what if we could offer brands a complete, sustainable packaging system by opening our Nissha ecosenseline-up to a broader audience?”
\n–\u00a0 Nils Wenzel, Nissha EUrope GmbH<\/p>\n

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A recurring issue quickly became clear: many recyclable glass containers were still being sealed with bakelite or ABS closures \u2014 a major contradiction for brands aiming to reduce their environmental impact.<\/p>\n

To change this, the Nissha team developed a new jar design based on a standard 51mm glass neck finish \u2014 ensuring their closures could be used not only on their own containers but also on widely available glass packaging, including the Stoelzle Pharmacos series.<\/p>\n

After nearly 1.5 years of development, Nissha successfully created a versatile mold capable of handling various materials \u2014 including Sulapac Solid material, biocomposite of bio-based mineral clay and plant-based binders. The result is a solution that delivers a perfect fit and outstanding performance, seamlessly combining form, function, performance, and sustainability.<\/p>\n

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Closing the Loop: Sustainable Closures for Glass Jars<\/em><\/strong><\/p>\n

\u201cWe\u2019re not glass manufacturers \u2014 but we specialize in high-performance sustainable materials. That\u2019s why we\u2019re proud of offering our closures as solutions for glass jars from trusted partners like Stoelzle.\u201d, says Nils Wenzel.\u00a0<\/em>By combining recyclable glass with bio-based closures, we’re helping brands eliminate outdated materials and adopt solutions designed for a circular economy.<\/p>\n

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Why Sulapac Solid Is the Better Choice<\/h4>\n

The Sulapac Solid material stands out not only for its sustainability but also for its technical performance:<\/p>\n

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