Adhesives

Adhesives for Snack Packets that don't Cost the Earth

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Such seemingly simple objects as snack packets have to meet a surprisingly large number of criteria. As well as being economical, they now have to be sustainable, while also taking into account the “consumer experience”. How the layers of packaging... (Editorial)

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Picking Polyurethane Prepolymers

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Using just one basic backbone polymer chemistry, polyurethane adhesives can serve a wide range of applications, from food packaging to structural panels. The major challenge for adhesive formulators lies in tailoring polyurethane's beneficial... (Article)

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Outlook for Zero VOC Waterborne Adhesives: Coalescing Agents

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Alternatives to conventional solvents and other VOCs that are employed in waterborne adhesive formulations are discussed in this article. The primary focus is on coalescing agents or co-solvents which are present in minor concentrations, but as a... (Article)

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Lignin - Waste Product to Adhesive

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This editorial examines the use of lignin in the adhesive industry. Lignin is a low cost waste product from the pulp and paper industry. Over the last decade there has been an enormous effort to develop lignin based adhesive. These have been... (Editorial)

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Small Packages Lead to Immense Opportunities: Microencapsulation of Adhesives and Sealants

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Microencapsulation can be an important instrument in the adhesive or sealant formulator’s toolbox. This versatile technology makes it possible to combine materials that are otherwise incompatible or have unworkable reaction rates if they were... (Article)

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Avoiding Alkylphenol Ethoxylates in Waterborne Adhesives

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As we understand ever more about how chemicals interact with the environment, adhesive formulators frequently have to face upheaval in reconsidering which components they can use in their products. A prime example of this is the progressive reduction... (Editorial)

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Improving Tack, Elongation & Peel in Hot Melt Styrene Block Copolymer Adhesives

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Sometimes, innovations emerge that force existing guidelines for formulating adhesives to be rethought. The principles, abilities and limitations of using styrene block copolymers (SBCs) in hot melt adhesives are well-known. But could it be possible... (Article)

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Treated Articles Under the BPR - A Problem Solved?

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Marcus Navin-Jones of Keller & Heckman have assessed the likely impact of the new Biocidal Products Regulation on the key issue of treated articles. The current Biocidal Products Directive (BPD) does not define what is meant by the term 'treated... (Article)

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Styrene Butadiene Block Copolymers as Solvent Borne Sealants

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This article will focus on the use of styrene block copolymers in solvent borne sealant systems. It explores the value propositions provided by solvent borne SBC based sealants to the end-user and formulator. The advantages and disadvantages of... (Article)

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Ionomers are Gaining Recognition

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This editorial explores the chemistry and applications of ionomer adhesive and sealants. Ionomers have a unique set of physical, optical, and processing properties. Except for the packaging industry, ionomers are a relatively unknown family of... (Editorial)

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Using Hyperbranched Polymers in Epoxy Thermosets

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While thermoset epoxy adhesives are commercially successful their shrinkage on curing, toughness and reworkability could be improved. Hyperbranched polymers, large molecules with many functional endings to branches extending from a central chemical... (Article)

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