- Description

Crossco® Patch™ is a plaster to concrete bonding agent ready to use that provides a permanent bond between structurally sound substrates and lime plaster. Formulated with high performance polyvinyl acetate emulsion to provide extra strong adhesion, toughness and durability to Portland Cement based plaster, stucco, mortars, leveling toppings, patches and repairs placed on concrete. Improves the strength of concrete when used as an admixture.

Available in: ¼ US GAL, 1 US GAL, 5 US GAL

- Application

As an Adhesive:  Apply it at 200 sq.ft./gallon forming a continuous uniform film over compatible substrates like: concrete, plywood, CMU, galvanized metals, glass, plaster, latex painted surfaces, gypsum board, Plycem, and other sound surfaces.

As an Additive: Add with water, Portland Cement and sand. One 1Gal of Patch per each mini bag of cement (47+/- Lbs) in the mortar or cement mix. Sand and water quantities will vary on the user’s requirements. Once cement mix is blended, apply Patch at 200-250 ft/gal over the area to serve as a base coat/adhesive. Apply cement mix over the wet and tacky patch film. Mortars Modified with patch must be placed and finished ASAP the same way conventional cement mixes are worked.

- Advantages

  • Fast Dry
  • Non- Toxic
  • Water Clean Up
  • Non- Reweatable
  • Excellent Bond
  • Creates Strong Bond

- Specifications

  • Color: White
  • Weight/Gal: 9.15 lbs +/-
  • Solids: 45 +/- 2%
  • Viscosity: 2750-3250 cps
  • pH: 4-5
  • Dry Time: 10-20 min.

- Warnings


Avoid contact with eyes, skin and clothing. Keep out of reach of children. Keep container closed during storage. Harmful if swallowed. Eye Irritant. Refer to product Material Safety Data Sheet (MSDS) prior to product use.

For chemical emergency only, CALL CHEMTREC 1-800-424-9300.