TM 3M Copper Foil Tape 1181 Copper Foil with Conductive Adhesive Data Sheet April 2010 Description 3MTM Copper Foil Tape 1181 consists of a 1-ounce rolled copper foil backing and an electrically conductive, pressure-sensitive acrylic adhesive. This tape is supplied on a removable liner for easy handling and die-cutting. It has excellent solder ability. Agency Approvals & Self Certifications Meets flame retardant requirements of UL510, Product Category OANZ2, File E17385 RoHS 2002/95/EC RoHS Compliant 2002/95/EC" means that the product or part ("Product") does not contain any of the substances in excess of the maximum concentration values in EU Directive 2002/95/EC, as amended by Commission Decision 2002/618/EC, unless the substance is in an application that is exempt under RoHS. This information represents 3M's knowledge and belief, which may be based in whole or in part on information provided by third party suppliers to 3M. Applications 3M Copper Foil Tape 1181 is typically used as an EMI/RFI shielding tape for applications in the electronics industry such as static charge draining, seaming shielded rooms, cable wrapping and surface contact to non-solderable materials. Shielding Effectiveness Many factors determine true shielding effectiveness of a shielding tape, including type and thickness of foil, adhesive type, intimacy of contact, smoothness of application surface, frequency of the EMI signal, etc. Typical shielding effectiveness for 1181 Tape is >85dB, 1MHz to 2 GHz, ASTMD-4935 test method.. Typical Properties Not for specifications. Values are typical, not to be considered minimum or maximum. Properties measured at room temperature 73F (~23C) unless otherwise stated. Physical Property (Test Method) Typical Value US units (metric) Color Copper Adhesive Acrylic Conductive Type of Backing Copper Backing Thickness 1.4 mil (0.04mm) Total Thickness (ASTM D1000) 1 2.6 mils (0.066mm) 0.005 / Electrical Resistance 2 Flame Retardancy Pass Breaking Strength (ASTM D3759) 25 lbs/in (44N/10mm) Elongation -% at break 5% Adhesion Strength (ASTM D3330) 35 oz/in (3.8N/10mm) Temperature Range -40C to 130C 3 Shielding Effectiveness 1. >85 dB, 1MHz to 2 GHz 2. Mil-STD-202 Method 303 maintained at 5 psi (3.4N/cm2) measured over 1 in2 surface area. Conductive particles in the adhesive provide the electrical path between the application substrate and the foil backing. UL Recognized for flame retardancy per UL 510, Product Category OANZ2, File E17385 3. ASTMD-4935 Test Method 1 of 2 3 3MTM Copper Foil Tape 1181 Shelf Life & Storage This product has a 5-year shelf life from date of manufacture when stored in a humidity controlled storage (10C/50F to 27C/80F and <75% relative humidity). Availability Please contact your local distributor; available from 3M.com/oem [Where to Buy] or call 1-800-676-8381. Important Notice All statements, technical information, and recommendations related to 3M's products are based on information believed to be reliable, but the accuracy or completeness is not guaranteed. Before using this product, you must evaluate it and determine if it is suitable for your intended application. You assume all risks and liability associated with such use. Any statements related to the product, which are not contained in 3M's current publications, or any contrary statements contained on your purchase order, shall have no force or effect unless expressly agreed upon, in writing, by an authorized officer of 3M. Warranty; Limited Remedy; Limited Liability This product will be free from defects in material and manufacture at the time of purchase. 3M MAKES NO OTHER WARRANTIES INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. If this product is defective within the warranty period stated above, your exclusive remedy shall be, at 3M's option, to replace or repair the 3M product or refund the purchase price of the 3M product. Except where prohibited by law, 3M will not be liable for any indirect, special, incidental or consequential loss or damage arising from this 3M product, regardless of the legal theory asserted. 3M is a trademark of 3M Company. Electrical Markets Division 6801 River Place Blvd. Austin, TX 78726-9000 800 676 8381 FAX: 800 828 9329 www.3M.com/emc Please recycle (c) 3M 2010 All rights reserved 78-8127-9953-0 A 2 of 2