Products
 
 
To view the PDF document you require  Adobe® Reader. To download the reader click here
 
PPA - 7115 PHENALKAMIDE (PHENALKAMINE MODIFIED WITH POLYAMIDE) EPOXY HARDENER
Download (Size : 770 KB)
Phenalkamide PPA - 7115 is a Mannich base reaction product. It shows rapid cure with workable pot life, superior corrosion resistant properties & adhesion to damp surfaces. It has light colour, superior colour stability & longer pot life to card phenol based Phenalkamines. It offers superior resistance to humidity, acids, alkali, water, solvents & various chemicals.
 
Chemical Structure :
R  = H, ALKYL, ARYL
R’ = MONOMERIC, DIMERIC OR POLYMER OF FATTY ACID 
Features :
  • Rapid cure even at low temperatures
  • Good chemical solvent & water resistance
  • Very good compatibility with
    I) Epoxy resin based on bis- phenol A
    ii) Epoxy resin based on bis- phenol F
    iii) Epoxy resin based on novolacs
    iv) Most of the organic solvents & their combinations
  • Non-critical mixing ratios
  • Excellent curing under humid & damp conditions
  • Good adhesion to mechanically cleaned surfaces
  • Superior corrosion resistance
  • Very good flexibility
  • Workable pot life
  • Light colour
  • Colour stable on heat & U.V. exposure
Applications :
  • Solvent Free, High solids coatings, Top coats
  • Pipeline & Tank coatings
  • Adhesives
  • Surface tolerant primers for metallic substrates
  • Marine, Protective & Industrial coatings
 
Typical Properties :
Sr. No.
Property Unit Specification
1 Appearance Visual Pale yellow viscous liquid
2 Colour Gardner 10 max.
3 N.V.M % Solvent free
4 Amine Value mgKOH/g 200 – 250
5 Viscosity @25° C cPs 250000 – 450000
6 Density @25° C g/cm3 0.99 – 1.01
7 Flash Point (Closed cup) °C / °F 205 / 401
8 AHEW g/eg. 220
9 Recommended PHR (EEW–190) ---- 115
 
Curing Properties :
Formulation :  
Liquid epoxy resin (EEW –190) 100
Paladin PPA - 7115 115
Optimum curing schedule 7 days at 25° C
Gel time 100g@25° C mixing 30 - 40 min
B.K Drying Recorder, set time, ( 200 microns ) 8 mil
( Liquid Epoxy resin EEW - 190 )
@ 25° C 3 - 4 hrs
@ 5° C 15 - 18 hrs
@ 0° C --
Storage & Stability :
Hardener PPA – 7115 should be stored in a cool dry place at 18 - 25° C in the sealed containers to achieve shelf life of minimum one year. Product can react with moisture & carbon dioxide in the air. This may result in increased viscosity & reduced activity..
Handling & Precaution :
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 vapours. It is recommended to use gloves, safety glasses & protective clothing for safe handling.
First AID :
In 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
 
© Paladin Paints & Chemicals Pvt. Ltd. 2008 All Rights Reserved.