Page 88 - Handbook of Adhesion Promoters

5.3 Coil coating 81

3.4 parts epoxy resin (Epi-rez 3510)
0.85 parts carbon black (Monolite)
5.1 parts block copolymer surfactant (30% Pluronic F87)
6.05 parts anti-corrosive pigment (Shieldex)
0.81 parts 10% sodium nitrite
0.46 parts surfactant (Surfynol 104)
20.37 parts talc
0.0937 partssolvent (Texanol)
15.41 parts water

5.3 COIL COATING
16
Eco-friendly coil coating primer
10 parts 3-glycidoxypropyltrimethoxysilane
5 parts methyltrimethoxysilane
85 parts aqueous solution of 0.05 M acetic acid
30 parts crosslinker of epoxy group (hexamethoxymethylmelamine)
1 part catalyst for crosslinking reaction (p-toluenesulfonic acid)
Recommended for: aluminum coil coating

17
Epoxy coil-coating primer (Grace Davison)
20.52 wt% epoxy resin (Epicote 1009)
35.91 wt% epoxy resin (Epicote 1007)
8.77 wt% solvent (Solvesso 150P)
10.06 wt% solvent (ethoxypropylacetate)
1.26 wt% solvent (diacetone alcohol)
0.77 wt% dicarboxylic acid (Halox 650)
0.19 wt% rheological additive (Aerosil 200)
7.98 wt% anti-corrosive pigment (Shieldex C 303)
2.95 wt% titanium dioxide (Tiona 472)
2.07 wt% aluminum silicate (ASP 170)
5.77 wt% urea crosslinker (UFR 80)
Suitable for galvanized steel

Evonik primer formulation
Component A (grinding stage)
36 wt% binding agent (polyester, Dynapol LH 820-16)
0.2 wt% rheological additive (Aerosil 200)
9.5 wt% corrosion protection pigment (Heucophos SAPP)
6.6 wt% titanium dioxide (Kronos 2059)
5.7 wt% filler (Talkum 10 M 0)
13.5 wt% solvent (methoxypropylacetate, MPA