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Ancamide® 221
Ancamide® 221
Ancamide® 221
Ancamide® 221
Epoxy Curing Agents and Modifiers
Ancamide 221 is a member of a new series of reactive polyamides developed for use in the curing of epoxy resins in solvent-based surface coatings applications. Special features include good colour, colour stability, chemical resistance and excellent corrosion resistance properties. It is freely compatible with a wide range of solvents,including those generally used in epoxy resin based coatings.
Category:Hardener

ADVANTAGES

.Good corrosion resistance

·Rapid touch dry with solid epoxy resins

.Good colour and light stability

.Compatible with wide range of solvents


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APPLICATIONS

.Solvent based marine & protective coatings

.Primers, sealers and coatings for concrete


STORAGE LIFE

At least 24 months from the date of manufacture in the original sealed container at ambient temperature. Store away from excessive heat and humidity in tightly closed containers.Do not freeze.


HANDLING PRECAUTIONS

Refer to the Material Safety Data Sheet for

Ancamide 221 curing agent.



TYPICAL PROPERTIES

Appearance Clear amber liquid
Colour1(Gardner) 9 max
Viscosity2@40°℃[mPa.s] 42300
Amine Value 3[mg KOH/gl] 205-235
Specific Gravity @21℃ 0.99
Recommended use Level 4[phrl] 35-50



TYPICAL HANDLING PROPERTIES *
Pot Life5 [hrs] >7hrs
Thin Film Set Time6 25°C[hrs] 4.5
Set to touch(finger) [hrs] 1.5
Hard dry thumb twist [hrs] 7.5

*Ancamide 221 curative cut to 70% solids in xylene and solution used at 50 phr with solid epoxy resin


TYPICAL CURE SCHEDULE
(1)2-7 Days at Room Temperature


FILM PROPERTIES AFTER 10 DAYS CURE @23℃

Perzoz Hardness 315
Direct impact [cm.kg] 200
Reverse impact [cm.kgl] 200
Flexibility Cylindrical Mandrel7(mm pass) 3


1 ASTM D 1544-80

2 Brookfield RVTD,Spindle 4

3 Perchloric Acid Titration

4 Theoretical value with Bisphenol A diglycidyl ether(EEW=500). calculated based on resin usage@ 100% solids

5 Clear coat formulation,time to double in viscosity

6 BK Drying Recorder Phase l

7 Erichsen mandrel tester 266