Materials

Published: December 01, 2002

Substrates, Inks, Adhesives, Polymers...

Overcoat Resists Heat, Offers Good Protection
ADM Tronics Unlimited Inc., Northvale, NJ; 201/767-6040; admtronics.com
Santel Toridex NZ-2 is an aqueous resin and coating said to exhibit a high degree of heat resistance when exposed to elevated temperatures and sealing pressures, without the use of zinc compounds or other metal modifiers or catalysts. Called an excellent protective overcoat as well as a superior film former, product reportedly enables a useful and versatile glossy overcoat for flexible packaging, folding boxes, and general converting applications.

Two New Shrink Films Offered
Syfan USA Corp., Cooper City, FL; 954/430-5391; syfanusa.com
Sytec MVP crosslinked polyolefin shrink film is engineered to shrink quickly and gently at low temperatures, co. notes. Sytec RF4 shrink film for wrapping fresh or frozen meat and poultry is available with or without anti-fog capabilities and is said to create a strong, leak-proof package.

Water-Based Adhesive Suited for Many Materials
Rohm and Haas Co., Philadelphia, PA; 215/592-3000; rohmhaas.com
Robond L-100 is a one- or two-component, VOC-compliant, water-based adhesive for laminating flexible substrates such as treated polyolefins, PVDC-coated substrates, metallized films, nylons, and treated polyesters. Co. says in many cases the adhesive provides performance characteristics comparable to those of some solvent-based systems with good economics.

Films Work in Many Markets
KNF Flexpak Corp., Tamaqua, PA; 570/386-3550; knfcorporation.com<
Co. offers Kenylon nylon, Kenylene poly, and Kenlam multilayer films and packaging products. Markets for these films include food service, food processing, chemical, medical/pharmaceutical, and more.

Overlaminating Film Comes in New Finish
MACtac, Stow, OH; 330/688-1111; 866/262-2822; mactac.com
Thermacolor TL6100 thermal overlaminating film is now available in a Lustex finish. This low-melt, textured lustre product is designed to provide exceptional color enhancement of images while providing protection against moisture, co. reports. Said to add body and texture to rollable graphics and flat display.

Films Create Dazzling Packages
Engelhard, Haarlem, The Netherlands; +31 23 231 8058; engelhard.com
Fluoridescent special-effect films combine the fluorescent effect popular in the '60s and '70s with iridescence to create what are described as striking packaging and decorative products. These films are the latest extension of co.'s Aurora special-effect films and are available in five “retro” colors.

Strong UV Inks Have Low Viscosity
Environmental Inks and Coatings Corp., Morganton, NC; 828/433-1922; 800/368-4657; envinks.com
Ultra Flex III inks are said to combine high color strength with very low viscosity for UV flexo printing applications. Low viscosity is said to help printers avoid problems such as spitting, foaming, cavitation, poor pumpability, and excess process dot gain.

UV Topcoats Suited for Outdoor Uses
Northwest Coatings, Oak Creek, WI; 414/762-3330; northwestcoatings.com
UV weatherable topcoats designed for outdoor exposure include various viscosities, depending on application method (flexo, gravure, roll, spray, etc.). Products can be custom-designed for specific end-use requirements including flexibility, hardness, scratch resistance, and nonyellowing properties.

Adhesives Stick, Peel When Appropriate
National Adhesives, Bridgewater, NJ; 800/797-4992; nationalstarch.com
Duro-Tak 34-176A hot melt PSAs (pressure sensitive adhesives) are said to excel in peel and tack in applications in which labels must stick to fruit and vegetable surfaces. Described as an environmentally responsible alternative to traditional solvent-borne adhesives, adhesives permit clear removal when peeled by a customer.