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Epoxy Curing Agent

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Item No. : PPA - 7040 ( PHENALKAMINE EPOXY HARDENER )
We offer a wide range of Curing Agent.
Phenalkamine PPA – 7040 is a Mannich base epoxy hardeners, a reaction product of distilled cashew nutshell liquid & polyamines.

Novel Features:

  • Excellent rapid cure even at low temperatures
  • Good chemical, solvent & water resistance
  • Very good compatibility with
    1. Epoxy resin based on bis - phenol A
    2. Epoxy resin based on bis - phenol F
    3. Epoxy resin based on Novolacs
    4. Most of the organic solvents & their combinations
  • Noncritical mixing ratios
  • Excellent curing under humid & damp conditions
  • Good adhesion to mechanically cleaned surfaces
  • Superior corrosion resistance
  • Very good flexibility
  • Workable pot life
  • Low viscosity
Applications of epoxy hardeners
  • Solvent free, high solid coatings
  • Pipeline & tank coatings
  • Adhesives
  • Surface tolerant primers for metallic substrate
  • Marine & industrial coatings
Typical Properties:
Sr. No.PropertyUnitSpecification
1AppearanceVisualReddish brown clear liquid
2ColourGardner Max17 max
3Amine ValuemgKOH / g490-550
4Viscosity @250CcPs1000-4000
5Density @250Cgm/cm30.98-1.01
6Flash Point(Closed Cup)0C / 0F107 / 225
7AHEWg / eg.81
8Recommended PHR
( EEW –190)
--30-40

Curing Properties:
Formulation :
Liquid epoxy resin (EEW-190)100100
Paladin PPA - 70403040
Optimum curing schedule 7 days at 250C
Gel time (100g@250C)
mixing
48 min40 min

Storage & Stability:Epoxy hardener PPA -7040 should be stored in a cool dry place at 18 - 25 0C in the sealed containers to achieve shelf life of minimum one year. The product can react with moisture & carbon dioxide in the air. This may result in increased viscosity & reduce its activity.
Handling & Precaution:
Epoxy hardeners may be harmful if ingested or absorbed through the skin & can cause sensitization. Will cause severe inflammation in contact with eye & skin. Wash thoroughly after handling. Adequate ventilation is essential during application. Containers should be tightly closed when not in use or during transportation. Do not inhale mist or vapors. It is recommended to use gloves, safety glasses& protective clothing for safe handling.
First AID
In the case of :

Inhalation: Remove to fresh air & give oxygen if breathing is difficult
Ingestion: Give plenty of water. Do not induce vomiting. Contact a physician
Contact with Eyes: Flush eyes with plenty of clean water for at least 15 minutes
Contact with skin: Immediately wash with mild soap & water

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