Description
MEKP catalyst in a red 1 gallon bottle is used with compatible Spraycore polyester resin and coating systems that cure with methyl ethyl ketone peroxide. The red dye gives operators a visible mixing aid when the catalyst must be measured, added, and blended into resin under a controlled shop process.
MEKP catalyst Benefits
- Red color helps crews confirm catalyst movement through the mix instead of relying on a clear additive.
- 1 gallon packaging fits repeat composite, coating, and repair work where small bottles are not enough.
- Spraycore brand fit supports resin systems from the same ITW Performance Polymers family.
- Two-component cure role makes it useful for polyester resin jobs that call for MEKP activation.
- Multiple-of-four purchase requirement helps shops plan catalyst inventory for larger resin orders.
This product should be treated as a process chemical, not a general cleaner or solvent. Confirm the catalyst percentage, resin compatibility, pot life, gel time, and safety controls from the current resin data sheet before work begins.
Where MEKP catalyst Fits
- Spraycore filled resin and coating systems that specify MEKP cure chemistry.
- Composite repair stations using polyester resin in marine, transportation, or industrial work.
- Production cells that need red catalyst visibility during batch mixing.
- Maintenance teams restocking catalyst for approved Spraycore resin jobs.
- Shops that want 1 gallon supply instead of small squeeze bottles for repeat work.
Surface Preparation and Use
Prepare the resin, substrate, and work area before opening the catalyst. Keep measuring tools clean, dry, and dedicated to the catalyst process. Do not mix by guesswork, and do not add catalyst until the operator has confirmed the resin manufacturer’s ratio, temperature window, and maximum batch size.
MEKP materials require careful storage and handling. Keep the bottle closed when not in use, away from contamination, heat, sparks, and incompatible materials. Wear the required PPE from the current SDS, and train operators before this product is moved into production.
Technical Details and Documentation
Chemical Concepts lists this Spraycore product as SKU DEV103990, a 1 gallon bottle with 7.35 lb shipping weight, 7 x 3.5 x 12 inch dimensions, USA origin, and ITW Polymers Adhesives listed as manufacturer. ITW Spraycore literature identifies several Spraycore resin systems that use MEKP cure packages and preferred red-dyed catalyst options. Review current guidance from ITW Performance Polymers before approving a resin process.
Ordering Help
For related resin, coating, and specialty chemical products, browse Chemical Concepts coatings and specialty chemicals. For help checking Spraycore resin fit, pack quantity, or documentation needs, call (800) 220-1966 or email [email protected].






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