Promote Adhesion to Uncoated Glass Surfaces
Our 3M™ Silane Glass Treatment AP115 is a solvent mixture of isopropyl alcohol and water that is used to increase adhesion of 3M™ VHB™ Tapes to uncoated glass surfaces. Glass surfaces are water loving in nature, which can cause issues in humid or wet environments when attempting to create a strong, long-lasting adhesive bond. Moisture can undercut the tape bondline and interfere with normal adhesion forces. 3M™ Silane Glass Treatment AP115 creates a hydrophobic surface that protects the 3M™ VHB™ Tape and bonds in even the most moist environments. Easy to apply and clear in color
Recommended Applications
- Glass treatment in wet or humid enviroments
- Construction industry
Application Instructions
- Moisten a clean, soft absorbent, lint-free cloth with the silane solution (or spray solution onto surface) and wipe the area to be bonded in one direction. Immediately follow with a dry lint-free cloth (two-cloth method). A thin “mono-layer” of the silane solution gives the best results.
- The glass should be completely dry with no film residue visible.* Under normal room temperature conditions it is best to wait 1 to 2 minutes before applying the tape so that any residual moisture can evaporate.
- Apply 3M™ VHB™ Tape within 15 minutes after treating the surface to minimize the risk of recontamination of the surface.

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3M 82239, Scotch-Weld Epoxy Adhesive 420, Off-White, Part A, 5 Gallon Drum (Pail), 7100001144
3M 14002, Stikit Film Disc Roll 360L, P1000, 6 in x NH, Die 600Z, 7010308878, 125 discs per roll
3M 30204, Disposable Plastic Wheel Maskers, X-Large, 125 per box, 7000125076
3M 89676, Roloc Fibre Disc 782C, 80+, TR, 3 in, Die R300V, 7100100986, 200 per case
3M 89633, Fibre Disc 787C, TN Quick Change, 4-1/2 in 36+, 7100099291
3M 62616, Scotch-Weld Threadlocker TL90, Green, 50 mL Bottle, 7100039236, 10/case
3M 00570, DynatronAuto Seam Sealer Caulk, 570, White, 12 oz, 7000125070, 12 per case
3M 26580, Accuspray ONE Spray Gun System with PPS Series 2.0 Spray Cup System, 7100163226
3M 36517, Green Corps Abrasive File Belt, 60 Grit, 1/2 in x 18 in (12.7mm x 457.2 mm), 7100226310, 20 Belts Per Carton, 5 Cartons Per Case
3M 82238, Scotch-Weld Epoxy Adhesive 420, Off-White, Part B, 5 Gallon Drum(Pail), 7100001145
3M 20871, PSA Cloth Disc 348D, 60 X-weight, 8 in x NH, Die 800L, 7000118903
3M 60355, Scotch-Brite Roloc Light Grinding and Blending Disc, GB-DR, Super Duty A Coarse, TR, 2 in, 7000046251, 200 per case
3M 02690, Plastic Bonding Adhesive 2665B, Black, 30 cc syringe, 7100111531, 24/case
3M 97507, Pro-Pad Sanding Sponge, PRPD-220, 2.88 in x 4 in x .5 in, 220 Grit, 7100089303
3M 05527, Scotch-Brite Roloc Surface Conditioning Disc, SC-DR, A/O Medium, 05527, TR, 2 in, 7000000751, 200 per case
Dynabrade 94990 1/4" Female Composite-Style Coupler with 1/4" Male Plug Assembly
3M 01493, Stikit Gold Disc Roll, 8 in, P80, 7010290809, 125 discs per roll
3M 86434, Scotch-Weld EPX Mixing Nozzle, Square Green, 1:1 and 2:1, 48.5mL and 50mL, 7100104991
3M 19674, Scotch-Seal Industrial Sealant 800, Reddish Brown, 5 oz Tube, 7000000792, 36/Case
Dynabrade 11477 Dynabelter Abrasive Belt Tool, Heavy-Duty
3M 18730, Scotch-Brite Roloc Bristle Disc, RD-ZB, 50, TR, Green, 2 in x 5/8 in, Tapered, 7000000742
3M 05280, Marine Adhesive Sealant 4000 UV, White, 3 oz Tube, 7000121531, 6/Case
3M 92618, Temflex Vinyl Electrical Tape 175, Black, 3/4 in x 60 ft (19 mm x 18 m), 7 mil, 7100188506
Standard Abrasives 840458, Quick Change Buff and Blend HS Disc, Medium, TR, Blue, 3 in, Die Q300V, 7100074872, 25/case
3M 27672, Scotch-Brite Surface Conditioning Disc, 4-1/2 in x NH A MED, 7000136523
3M 97956, Super 77 CA Multipurpose Spray Adhesive, Low VOC <25%, Clear, 24 fl oz Can, 7100014109, 12/Case 
