New "molecular glue" can permanently bond any plastic to plastic-Medical Plastics News

2021-12-06 16:58:52 By : Ms. Juan Hong

XlynX Materials has created a new class of adhesives, which they call "molecular glues." These make it possible to permanently bond difficult-to-bond polymers (such as polyethylene and polypropylene) to themselves and other materials through extremely strong chemical bonds. 

Traditional adhesives usually use mechanical force to bond materials together. BondLynx uses diaziridine chemistry to establish covalent chemical bonds between polymer chains, permanently cross-linking them through strong carbon-carbon bonds. 

This is the same type of joinery found between the carbon atoms of the polymer chain itself. Once BondLynx is applied to the polymer, the cross-linking process can be initiated by heat, ultraviolet (UV)/visible light or electric field according to the specific requirements of the manufacturing process.

"What's really amazing about BondLynx is that it can "bond" almost any plastic to any other plastic. BondLynx's role is to insert itself into the carbon-hydrogen bonds that exist in almost all commercial polymers. Potential applications are Infinite," said Jeremy Wulff, professor of organic chemistry at the University of Victoria.

BondLynx has successfully tested adhesives on various polymers and polymer-metal combinations. It is worth noting that even elastomers and damp surfaces can be bonded with BondLynx, opening up broad opportunities for new medical and dental applications.

In addition to being directly used as a polymer binder, BondLynx molecular glue can also be used in polymer textiles to connect and strengthen fibers. It has been proven to effectively reinforce ultra-high molecular weight polyethylene (UHMWPE) fabrics used in ballistic protection equipment and wind energy sports applications. 

"As a leading manufacturer of body armor products, PRE Labs is fortunate to test and use ultra-high-performance fabrics cross-linked with BondLynx. Our evaluation so far has confirmed that these new generation cross-linking agents can significantly improve the tear resistance of high-performance fabrics. Cracking and perforation resistance as well as mechanical properties,” said Brad Field, CEO of PRE Labs.

Researchers from the University of British Columbia, the University of Alberta, McGill University and industrial laboratories have already started testing.

XlynX Materials now provides BondLynx samples for testing and research purposes. Please send your request to info@xlynxmaterials.com

For a more in-depth understanding of the science behind this new technology, please refer to: "Science "a widely applicable crosslinking agent for aliphatic polymers containing CH bonds" and "As a molecular binder in chemical sciences" The flexible polyfluorobisdiazepine".

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