Label Recycling Solutions

In most cases, plastic containers and packaging, such as PET bottles and food trays, are labeled with the product name, expiration date, price, etc. In order to recycle plastic containers and packaging, it is necessary to remove this label from the plastic.
However, traditional pressure sensitive adhesives labels are one of the factors that hinder the promotion of plastic recycling, as glue remains on the plastic after it is removed and it is difficult to remove it during the recycling process.
artience group has solved these challenges with its long-standing polymer technology and has developed a label pressure sensitive adhesives that enables plastic recycling. By contributing to the efficiency of recycling and the improvement of the quality of recycled materials, we are working to promote the recycling of plastic containers and packaging.

Examples of initiatives

Hot melts pressure sensitive adhesives co-developed with Suntory wins the award in the beverage packaging category

Compared to conventional labels (left), labels using the developed product do not leave glue on PET bottles.
Hot melts pressure sensitive adhesives, which was jointly developed by artience group 's TOYOCHEM with Suntory Holdings Ltd., won the Beverage Packaging Award in the Japan Packaging Contest*  2022 as a "new adhesive for roll labels that is easy to peel off and does not leave glue residue ~CRAFT BOSS, Natural Water Sparkling~".
This product is a hot melts pressure sensitive adhesives that is easier to peel off than conventional products and does not leave pressure sensitive adhesives on PET bottles, while maintaining the adhesive strength between the PET bottle and the label. By using our unique compounding technology and new evaluation technology, we have achieved both adhesive strength and peelability, which were previously trade-offs.
By improving the efficiency of the recycling process and improving the quality of recycled plastics, we will contribute to the promotion of "bottle-to-bottle" horizontal recycling of PET bottles.

* Japan Packaging Contest: The largest contest in the field of packaging held in Japan sponsored by the Japan Packaging Institute with the aim of disseminating packaging and technologies that are superior to lifestyle culture and meet the demands of the times and society.

Lineup of water-based pressure sensitive adhesives that can easily remove labels in the recycling process

シャンプーボトルや化粧品容器といった日用品や、お惣菜用パック等の食品
When recycling plastic containers and packaging, impurities are removed by an alkaline cleaning process, but it is particularly difficult to remove conventional pressure sensitive adhesives labels, especially film labels, because alkaline treatment solutions are less likely to penetrate than paper labels.
TOYOCHEM 's pressure sensitive adhesives label water system is a pressure sensitive adhesives that makes it easier for alkaline water to penetrate the interface between the label and the packaging material during the alkali treatment process compared to ordinary pressure sensitive adhesives. It makes it possible to remove not only paper labels, but also film labels that are difficult to peel off in a short time.
This product exhibits an adhesive strength equal to or better than that of conventional pressure sensitive adhesives, and is suitable for daily necessities such as shampoo bottles and cosmetic containers, as well as food applications such as prepared food packs. It realizes a label that does not peel off easily when the product is in use, and is easy to peel off during the recycling process.
Alkaline soluble pressure sensitive adhesives for recycling

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TOYOCHEM CO., LTD. Packaging and Industrial Materials Sales Division Address Sales Department

TOYOCHEM CO., LTD.