Electrodepositable polyester compositions containing a methylol phenol ether
Abstract
Abstract ELECTRODEPOSITABLE COATING COMPOSITIONS HAVING OUTSTANDING DETERGENT RESISTANCE AND OTHER IMPROVED PROPERTIES ARE PROVIDED BY A COMBINATION OF A VEHICLE RESIN WHICH IS A MIXED PARTIAL ESTER OF A RESINOUS POLYOL CONTAINING FREE CARBOXYL GROUPS, SAID POLYOL HAVING A PORTION OF ITS HYDROXYL GROUPS ESTERIFIED WITH FATTY ACID AND AT LEAST A PORTION OF THE REMAINING HYDROXYL GROUPS ESTERIFIED WITH AN UNSATURATED FATTY ACID ALPHA, BETA-ETHYLENICALLY UNSATURATED CARBOXYLIC ACID ANHYDRIDE ADDUCT, SAID ADDUCT FORMING THE ESTER, THEN THE ANHYDRIDE RING OF THE ADDUCT; AND A METHYLOLPHENOL ETHER COMPOSITION OF THE FORMULA: R-O-C6H4-(CH2-OH)N WHERE N IS 1 TO 3 AND R IS AN UNSATURATED ALIPHATIC GROUP OR A HALOGENATED DERIVATIVE OF SUCH A GROUP. THE AMIDE INTERPOLYMER IS MODIFIED BY REACTION OF THE AMIDE GROUPS WITH AN ALDEHYDE AND PREFERABLY THESE GROUPS ARE FURTHER REACTED WITH AN ALCOHOL. THE PROPERTIES OF THESE COATING COMPOSITIONS MAKE THEM HIGHLY USEFUL ON APPLIANCES SUCH AS LAUNDRY EQUIPMENT, PARTICULARLY AS PRIMERS.
Inventors
- 👤 E Kapalko
- 👤 W English
Bibliographic Details
Claims Analysis
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