1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2012 02 16 N Status No replacements named N. Benipal, NA 2005 08 29 Revised Inserted 3.0; deleted 3.8 and 4 1985 03 12 Released C51-RD528863 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1 of 2 CATA
2、LYST, ACID - POLYESTER BASECOAT/CLEARCOAT LOW ESB-M99J314-A BAKE REPAIR PROCESS (MALEIC ACID) NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is an acid catalyst solution used to convert standard bake polyester basecoat/clearcoat enamels to low bake paint repair coa
3、tings. 2. APPLICATION Catalyzed low bake in-plant repair of painted passenger car exterior surfaces. 3. REQUIREMENTS 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).
4、3.1 SPECIFIC GRAVITY, 25/25 C 0.990 - 1.020 (ASTM D 891) 3.2 ACID NUMBER 160 (ASTM D 1647) 3.3 FLASH POINT, C, min 43 (ASTM D 56) 3.4 COMPOSITION (PERCENT BY WEIGHT) Maleic Acid 20 Cellosolve 80 3.5 INCORPORATION OF CATALYST Basecoat portion is not catalyzed. Catalyst is incorporated into clearcoat
5、at 5% by volume under following conditions: Clearcoat Viscosity 25 +/- 0.1 C 24 - 28 s (ASTM D 1200) Clearcoat Non-volatile 35 - 39% (FLTM BI 102-01) 3.6 BAKE SCHEDULE Ambient 20 min at 99 C Metal Temp. 10 min at 99 C ENGINEERING MATERIAL SPECIFICATION ESB-M99J314-A Copyright 2012, Ford Global Techn
6、ologies, LLC Page 2 of 2 3.7 PERFORMANCE Catalyzed repair enamel applied per requirements of the standard bake system. Final appearance, gloss, intercoat adhesion, weathering and resistance properties shall be consistent with the standard requirements. Catalyzed repair film shall have a Tukon value of 4 - 5 K.H.N. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. This material has a useable shelf life of three(3) months due to the degenerative nature of the acid catalyst.
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