SSPC PAINT 42-2015 EPOXY POLYAMIDE POLYAMIDOAMINE PRIMER PERFORMANCE-BASED.pdf
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1、SSPC-Paint 42October 19, 20151SSPC: The Society for Protective CoatingsCoating Standard No. 42EPOXY POLYAMIDE/POLYAMIDOAMINE PRIMER, PERFORMANCE-BASED1. SCOPE1.1 This standard contains performance requirements for a two-component epoxy polyamide/polyamidoamine primer coating for use as a primer on b
2、last cleaned steel surfaces. Individual products meeting minimum performance requirements of this standard may vary in formulation, raw materials, and application characteristics.1.2 This primer, when properly applied and cured, is suitable for use on steel surfaces in SSPC Environmental Zones 2A (f
3、requently wet by fresh water), 2B (frequently wet by salt water), 3A (chemical, acidic), 3B (chemical, neutral), and 3C (chemical, alkaline).1Although the coating herein specified has exhibited good chemical protection, its resistance against specific chemicals should, in the absence of applicable c
4、ase histories, be appropriately tested.1.3 This coating is intended for application by brush, spray, or roller for use as a primer in a multi-coat system.2. DESCRIPTION2.1 This standard contains performance requirements for a two-component polyamide and or polyamidoamine cured epoxy coating for use
5、in the architectural and industrial environments described in Section 1.2 above.3. REFERENCED STANDARDS 3.1 The date of the referenced standard in effect at the time of publication of this standard is shown below. Upon mutual agreement, the latest revision of a referenced standard in effect on the d
6、ate of invitation to bid may be used provided it does not change the technical requirements of this SSPC standard. Standards marked with an asterisk (*) are referenced only in the Notes, which are not requirements of this standard 3.2 If there is a conflict between the requirements of any of the cit
7、ed reference documents and this standard, the requirements of this standard shall prevail.1 SSPC Environmental Zones are defined in “Using SSPC Coating Material Standards,” available as a downloadable .pdf file from 3.3 SSPC STANDARDS AND JOINT STANDARDS:SSPC-Guide 13 (2004) Guide for the Identifica
8、tion and Use of Industrial Coating Materials in Computerized Product Databases SSPC PA 2 (2015) Procedure for Determining Compliance to Dry Coating Thickness RequirementsSSPC PA 15 (2013) Material and Preparation Requirements for Steel Test Panels Used to Evaluate the Performance of Industrial Coati
9、ngsSSPC-PA 16 (2012) Method for Evaluating Scribe Undercutting on Coated Steel Test Panels Following Corrosion Testing SSPC SP 1 (2015) Solvent CleaningSSPC VIS 2 (2002) Standard Method for Evaluating Degree of Rusting on Painted Steel Surfaces3.4 ASTM INTERNATIONAL STANDARDS:2D522-13 Standard Test
10、Methods for Mandrel Bend Test of Attached Organic Coatings* D523-14 Standard Test Method for Specular Gloss* D562-10(2014) Standard Test Method for Consistency of Paints Using the Stormer Viscometer D660-93(2011) Standard Test Method for Evaluating Degree of Checking of Exterior Paints2 ASTM Interna
11、tional, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959. For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standards volume information, refer to the standards Document Summary page on the ASTM we
12、bsite.SSPC SP 5/ NACE No. 1 (2007)White Metal Blast CleaningSSPC SP 6/ NACE No. 3 (2007)Commercial Blast CleaningSSPC-Paint 42October 19, 20152D661-93(2011) Standard Test Method for Evaluating Degree of Cracking of Exterior PaintsD714 02-(2009) Standard Test Method for Evaluating Degree of Blisterin
13、g of Paints * D1296-01(2012) Standard Test Method for Odor of Volatile Solvents and DiluentsD1308(2013) Standard Test Method for Effect of Household Chemicals on Clear and Pigmented Organic Finishes* D1475-13 Standard Test Method for Density of Liquid Coatings, Inks, and Related Products* D1535-14 S
14、tandard Practice for Specifying Color by the Munsell System* D1640-14 Test Methods for Drying, Curing, or Film Formation of Organic Coatings at Room Temperature * D1652-11e1 Standard Test Method for Epoxy Content of Epoxy ResinsD1735-14 Standard Practice for Testing Water Resistance of Coatings Usin
15、g Water Fog ApparatusD1849-05(2014)e1 Standard Test Method for Package Stability of Paint* D2621-87(2011) Standard Test Method for Infrared Identification of Vehicle Solids From Solvent-Reducible Paints* D2369-10(2015)e1 Standard Test Method for Volatile Content of Coatings* D2371-85(2010) Standard
16、Test Method for Pigment Content of Solvent-Reducible PaintsD2794-93(2010) Standard Test Method for Resistance of Organic Coatings to Effect of Rapid Deformation (Impact)D3363-05(2011) Standard Test Method for Film Hardness by Pencil TestD4417-14 Standard Test Methods for Field Measurement of Surface
17、 Profile of Blast Cleaned SteelD4541-09e1 Standard Test Method for Pull-Off Strength of Coatings Using Portable Adhesion TestersD4585-13 Standard Practice for Testing Water Resistance of Coatings Using Controlled CondensationD5402-15 Standard Practice for Assessing the Solvent Resistance of Organic
18、Coatings Using Solvent RubsD5894-10 Standard Practice for Cyclic Salt Fog/UV Exposure of Painted Metal, (Alternating Exposures in a Fog/Dry Cabinet and a UV/Condensation Cabinet) 3.5 FEDERAL SPECIFICATIONS AND STANDARDS:3FEDERAL TEST METHOD STANDARD 141* Method 3011 Condition in ContainerMethod 4331
19、.2 Spraying PropertiesMethod 4321.3 Brushing Properties3.6 UNITED NATIONS STANDARD4GHS (2013) Globally Harmonized System of Classification and Labelling of Chemicals (GHS), 5th Revised Edition.4. COMPOSITION REQUIREMENTS4.1 The base component of the coating shall contain an epoxy resin and may inclu
20、de color pigments, mineral fillers, thixotropes, leveling agents and volatile solvents. The epoxy resin shall be a di-epoxide condensation product of epichlorohydrin with terminal epoxide groups.54.2 The curing agent component of the coating shall contain a liquid type polyamide/polyamidoamine resin
21、 and may include color pigments, mineral fillers, thixotropes, leveling agents and volatile solvents (see Note 11.1). The polyamide/polyamidoamine resin shall be a condensation product of dimerized and/or monofunctional fatty acids and polyamines. 4.3 ANALYTICAL TEST DATA: If required, the coating m
22、anufacturer shall provide certificates of analysis for coating batches qualified by independent testing to meet this standard for use in verifying batch-to-batch consistency of material (see Note 11.2). 5. STANDARD TESTING CONDITIONS 5.1 TEST PANELS: Unless otherwise specified, test panels shall com
23、ply with requirements of SSPC-PA 15, and profile compliance shall be determined in accordance with Method B or Method C of ASTM D4417. The method used shall be reported.Panels used for the flexibility test described in Section 7.4 shall meet requirements of ASTM D522.5.2 APPLICATION: The coating sha
24、ll be spray applied as a single coat in accordance with requirements of the manufacturers product data sheet. 5.3 DRY FILM THICKNESS: The dry film thickness (DFT) of the test panels shall meet the manufacturers recommended range. The DFT shall be measured in accordance with SSPC-PA 2, Level 3 Append
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