In the case of black cutback adhesive, if the residue is properly scraped down to just a thin translucent residue, it can be skim coated with certain types of patching compound, often mixed with a liquid additive.
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www.fcimag.com/Articles/Feature_Article/BNP_GUID_9-5-20...
www.fcimag.com/Articles/Feature_Article/BNP_GUID_9-5-2006_A_10000000000000018332
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Cutback Residue and Carpet Adhesive Removal ... Can I bond tile to the black "cutback" residue left when old vinyl tiles were removed? ... Can I set tile on the residue of carpet adhesive?; The adhesive (often called carpet mastic) used under most glue-down carpet is usually water-soluble and tends to prevent thinset from...
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www.tileusa.com/cutback-carpetglue_faq.htm
www.tileusa.com/cutback-carpetglue_faq.htm
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This high-performance formula for installing vinyl composition tile has superior moisture resistance and can be applied over cutback adhesive residue. A quick tacking formula with a long working time. Protected by CLEANGUARD™...
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www.problemsolveradhesive.com/
www.problemsolveradhesive.com/
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Can Be Used Over "Cutback" Adhesive Residue (Reduces subfloor preparation time) except when installing VCT or Safety Zone over high moisture slabs (80% - 90% internal relative humidity); ; Excellent Trowelability (Easy to use, easy to trowel);
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www.armstrong.com/common/c2002/content/files/43221.pdf
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Answer: No, there are several products now available so it is not necessary to remove the cutback. Webcrete 98 is a product that mixes with water and does not need an additive or primer even to do such tough jobs as covering old cutback adhesive residue.
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www.superiorfloorsplus.com/sfp-faqs.html
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• For skim-coating well-bonded, properly prepared cutback adhesive residue; • For preparing and leveling wood-underlayment seam joints; • For skim-coating over properly prepared ceramic tile; • For repairing subfloors from featheredge to 1/2" (12 mm);
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www.na-adhesives.com/PDF/tds/NA700D_C08Evp.pdf
www.na-adhesives.com/PDF/tds/NA700D_C08Evp.pdf
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PLEASE NOTE: 1) When installing over exterior grade plywood, V.C.T., non-cushioned vinyl flooring, and cutback adhesive residue; these surfaces must first be primed with Super-Tek's Super-Weld. 2) Do not use to resurface concrete areas that will be left exposed or uncovered.
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www.super-tek.com/pdfs/SuperLevel.pdf
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APPLICATION OVER CUTBACK (ASPHALT) ADHESIVE RESIDUE; Remove as much cutback residue as possible with a sharp razor scraper or similar tool. Sweep or vacuum to remove all loose adhesive and dust. Cutback adhesive should be completely removed by shotblasting in Heavy or Extra;
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www.crescenthardwood.com/pl/bostik/uprimer.pdf
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If there are any moisture-related concerns, or if solid wood is being installed, completely remove cutback adhesive residue by sandblasting, shotblasting or scarifying. When sandblasting, shotblasing or scarifying, surface texture must be similar to light broom finished concrete.
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www.xyloncorp.com/products_11_2.html
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