Verfahren zur Herstellung von lösungsmittelbeständigen Epoxidharzbeschichtungen
The coatings are obtained by hardening at room temp. liquid composition of:- (1) a polyglycidyl ether of beta-methyl glycidyl ether of an aliphatic polyol containing at least 4 OH groups and at least 5-12C atoms. (2) A cycloaliphatic (or cycloaliphatic-aliphatic) polyamine containing at least 1 prim...
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Zusammenfassung: | The coatings are obtained by hardening at room temp. liquid composition of:- (1) a polyglycidyl ether of beta-methyl glycidyl ether of an aliphatic polyol containing at least 4 OH groups and at least 5-12C atoms. (2) A cycloaliphatic (or cycloaliphatic-aliphatic) polyamine containing at least 1 primary amino group forming a homogeneous liquid phase with (1). The coatings have excellent resistance to organic solvents, not shown by known cold curing epoxide systems. The composition may contain organic solvent. (1) may be the polyglycidyl ether of diglycerine, pentaerythritol etc. (2) may be bis-(3-methyl 4-amino cyclohexyl) methane. |
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