1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2012 02 16 N Status No replacement named N. Benipal, NA 2006 03 09 Revised Inserted 3.0; Deleted 3.1, 3.9, 4 1986 10 22 Released CSQ1-AF539266 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1 of 1 CA
2、TALYST, ACID, HIGH SOLIDS, LOW VOC EXTERIOR ESB-M99J342-A ACRYLIC ENAMEL LOW BAKE REPAIR PROCESS NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is an acid catalyst solution utilized to convert standard bake high solids acrylic enamels to low bake paint repair coati
3、ngs. 2. APPLICATION This specification was released originally for materials used as repair enamels that require only low temperature baking schedules for complete cure. 3. REQUIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.0 STANDARD REQUIREMEN
4、TS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 SPECIFIC GRAVITY AT 25/25 C 0.995 - 1.00 (ASTM D 891) 3.3 FLASH POINT, min 84 C (ASTM D 93) 3.4 ACID NUMBER 190 +/- 10 (ASTM D 1467) 3.5
5、 COMPOSITION (percent by weight) Butanol 14 Aromatic hydrocarbon solvent 44 Phenyl phosphoric acid 42 3.6 INCORPORATION OF CATALYST (Catalyst is added to reduced enamel) Quantity required for conversion 4 (percent by volume) 3.7 BAKE SCHEDULE Ambient 20 min at 99 C Metal Temp. 10 min at 99 C 3.8 PERFORMANCE The final appearance, gloss, adhesion, weathering and resistance properties shall conform to the requirements of the specification. The catalyzed enamel will have application properties consistent with the standard bake enamel.
