Light Cure Adhesive fluoresces red for on-part detection.

Press Release Summary:

Suited for medical device and industrial assembly applications, Loctite® 3979(TM) fills moderate gaps without migrating beyond intended location. Translucent and non-sagging gel cures in seconds upon exposure to UV/visible light and fluoresces red to facilitate on-part detection prior to or following cure. Offering adhesion up to 3,500 psi on plastic, metal, and glass substrates, single-component product is ISO-10993 biocompatible and withstands temperatures from -65 to +300°F.

Original Press Release:

New Non-Sagging Light Cure Adhesive Fluoresces Red for Easy On-Part Detection

Red-Fluorescing, Medical and Industrial-Grade Light Cure Adhesive in Gel Formulation

Rocky Hill, Conn. - For medical device and industrial assembly applications, Henkel Corporation has introduced new Loctite® 3979(TM) Light Cure Adhesive, a translucent, non-sagging gel formulation designed to fill moderate gaps without migrating beyond its intended location. Loctite® 3979(TM) cures in seconds upon exposure to UV/visible light, and fluoresces red for easy on-part detection prior to or following cure.

Loctite® 3979(TM) Light Cure Adhesive offers high adhesion (up to 3500 psi) on plastic, metal and glass substrates and is ideal for use on parts that feature inherent blue fluorescing agents. This single-component, gel viscosity adhesive offers excellent performance on vertical or porous surfaces as it will not drip, run or migrate. Curing to depths greater than 0.25-inches, Loctite® 3979(TM) is ISO-10993 biocompatible and can be used for bonding or sealing a range of medical devices including medical tubing and fluid/respiratory devices.

This non-drip adhesive cures tack-free on exposure to the appropriate intensity of UV/visible light. Loctite® 3979(TM) will withstand temperatures ranging from -65° to 300°F. Available in both 25 ml syringes and 300 ml cartridges, Loctite® 3979(TM) can be dispensed manually or with automated dispense equipment. This adhesive can be used in a range of applications including medical device, appliance, electrical component, electronic, wire tacking, and general industrial bonding and sealing.

For more information on new Loctite® 3979(TM) Light Cure Adhesive, go to For technical assistance, call 1-800-LOCTITE (800-562-8483).

Henkel operates worldwide with leading brands and technologies in three business areas: Laundry & Home Care, Cosmetics/Toiletries and Adhesive Technologies. Founded in 1876, Henkel holds globally leading market positions both in the consumer and industrial businesses with well-known brands such as Persil, Schwarzkopf and Loctite. Henkel employs about 50,000 people and reported sales of $18.86 billion and adjusted operating profit of $1.84 billion in fiscal 2009. Henkel's preferred shares are listed in the German stock index DAX and the company ranks among the Fortune Global 500.

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