1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2012 02 16 N Status No replacement named N. Benipal, NA 2006 03 09 Revised Inserted 3.0; Deleted 3.1, 3.9, 4 1989 02 13 Released C9S1-DR108446 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1 of 2 CA
2、TALYST, ACID (SOLUTION), HIGH SOLIDS, LOW VOC ESB-M99J351-A THERMOSET BASECOAT/CLEARCOAT 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
3、 bake paint repair coatings. 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.
4、 3.0 STANDARD REQUIREMENTS 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 0.90 +/- 0.05 (ASTM D 891) 3.3 FLASH POINT, min -7.0 C (ASTM D 93) 3.4 ACID NUMBER 7
5、5.0 +/- 1 (ASTM D 1467) 3.5 COMPOSITION (percent by weight) Aromatic Sulfonic Acid 41.0 - 43.0 n-Butyl Alcohol 39.0 - 41.0 Isopropyl Alcohol 17.0 - 19.0 3.6 INCORPORATION OF CATALYST (Catalyst is added to reduced enamel) Quantity required for conversion of basecoat 3.0 (percent by volume) Quantity r
6、equired for conversion of clearcoat 6.0 (percent by volume) ENGINEERING MATERIAL SPECIFICATION ESB-M99J351-A Copyright 2012, Ford Global Technologies, LLC Page 2 of 2 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
7、 and resistance properties shall conform to the requirements of the specification. The catalyzed enamel will have application properties consistent with the standard bake enamel. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. This material has a usable shelf life of three months. Material older than this shall be discarded.
