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ASTM D 3002 – 97 Evaluation of Coatings Applied to Plastics
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Designation: D 3002 – 97 AMERICAN SOCIETY FOR TESTING AND MATERIALS 100 Barr Harbor Dr., West Conshohocken, PA 19428 Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Guide for
Evaluation of Coatings Applied to Plastics1
This standard is issued under the fixed designation D 3002; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope Scope 1.1 This guide is intended for the evaluatio evaluation n of clear and pigmen pigmented ted coatin coatings gs design designed ed for use on rigid rigid or semiri semirigid gid plastic substrates. Coated film and sheeting are not covered by this guide. 1.2 This This standa standard rd does not purport purport to addre address ss all of the safe safety ty conc concer erns ns,, if any any, asso associ ciat ated ed with with its its use. use. It is the the responsibility of the user of this standard to establish appro priate safety and health practices and determine the applicability of regulatory limitations prior to use. 2. Referenced Documents 2.1 ASTM Standards: D 522 522 Test Method Methodss for Mandre Mandrell Bend Bend Test of Attached Attached Organic Coatings 2 D 523 Test Method for Specular Specular Gloss2 D 658 Test Method Method for Abrasi Abrasion on Resist Resistanc ancee of Organ Organic ic 2 Coatings by Air Blast Abrasive D 822 Practice Practice for Conductin Conducting g Tests on Paint and Related Related Coating Coatingss and Materi Materials als Using Using Filter Filtered ed Open-F Open-Flam lamee Carbon-Arc Exposure Apparatus 2 D 870 Practice Practice for Testing esting Water Resistanc Resistancee of Coatings Coatings Using Water Immersion 2 D 968 Test Methods Methods for Abrasion Abrasion Resistanc Resistancee of Organic Organic Coatings by Falling Abrasive 2 D 1308 Test Method for Effect Effect of Household Chemicals on Clear and Pigmented Organic Finishes 3 D 1729 Practice for Visual Visual Evaluation of Color Differences of Opaque Materials 2 D 2199 Test Method for Measurement of Plasticizer Plasticizer MigraSpecial offer students: Only $4.99/month. tionfor from Vinyl Fabrics to Lacquers 3 D 2244 2244 Test Method Method for Calculati Calculation on of Color Differenc Differences es
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D 3359 3359 Test Method Methodss for Measur Measuring ing Adhesi Adhesi 2 Test D 3361 Practice Practice for Operating Operating Light- and Water Apparatus (Unfiltered Open-Flame Carbon-Arc T Testing esting Paint, Paint, Varnish, arnish, Lacquer Lacquer,, and Relat 2 Using the Dew Cycle D 3363 Test Method for Film Hardness Hardness by Penci D 4060 Test Method Method for Abrasion Abrasion Resistanc Resistancee Coatings by the Taber Abraser 2 D 4141 Practice for Conducting Conducting Accelerated Outdo sure Tests of Coatings 2 D 4587 Practice for Conducting Tests Tests on Paint an Coat Coatin ings gs and and Mate Materi rial alss Usin Using g a Fluo Fluore re Condensation Light- and Water-Exposure Appar D 5031 Practice for Conducting Tests Tests on Paints an Coatings and Materials Using Enclosed Carbon posure Apparatus2 D 5179 Test Method Method for Measurin Measuring g Adhesion of Coatings to Plastic Substrate by Direct Tensile T 3. Significanc Significancee and Use
3.1 This This guide guide is design designed ed to set up a series series of tests that will indicate the performance level to be ex a coating or coating system on a given plastic substr 3.2 Plastic Plastic substrates substrates vary widely widely in their accepta acteristics for a given coating. NOTE 1—Not all tests apply to all plastics.
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3.3 Surface Surface cleaning or preparati preparation on prior prior to appli Useful useful Not the coating can beCancel critical to the proper performan anytime. coating. 4. Test Panels and Panel Preparati Preparati
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ASTM D 3002 – 97 Evaluation of Coatings Applied to Plastics
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D 3002
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as hardness, tensile strength, flexibility, or surface smoothness before and after applying the coating under test. Select the appropriate tests for the substrate from the appropriate volumes of the Annual Book of ASTM Standards .
7. Durability/Environmental Properties4
7.1 Resistance to Plasticizer Migration : 7.1.1 Test in accordance with Test Method plasticizer migration. 4 7.1.2 Time and temperature may be varied as agr 6. Physical Properties—Coating Film between the producer and the user. 6.1 Color : 7.1.3 If migration from a plastic substrate into a c 6.1.1 Pigmented (on Dry Film)—Evaluate color differences being determined, the vinyl contact pad should be om visually in accordance with Practice D 1729 and instrumentally 7.2 Resistance to Temperature-Humidity Cycling in accordance with Test Method D 2244. 7.2.1 Test in accordance with Test Method 6.2 Gloss: humidity-thermal cycle cracking. 6.2.1 Test in accordance with Test Method D 523. 7.3 Humidity Resistance: 6.3 Hardness : 6.3.1 Test in accordance with Test Method D 3363 (deter7.3.1 Test in accordance with Practice D 2247 for mining film hardness using pencil test). resistance. 6.4 Adhesion: 7.4 Water Immersion: 6.4.1 Test in accordance with Test Method D 3359 for tape 7.4.1 Test in accordance with Practice D 870 adhesion. immersion resistance. 7.5 Resistance to Household Chemicals : NOTE 2—Test Method D 3359 may be used to test the adhesion of organic coatings on plastic substrates. However, read X1.4 in the 7.5.1 Test in accordance with Test Method D 130 commentary at the end of Test Method D 3359 and Reference 7 for 7.6 Weather Resistance: precautions to observe. 7.6.1 Expose in accordance with Practice D 4141. 6.4.2 Test in accordance with Test Method D 5179 direct for of test and maximum acceptable appearance change tensile adhesion. agreed upon between the producer and the user. 6.5 Abrasion Resistance: 7.6.2 Expose in accordance with either Practi 6.5.1 Test in accordance with Test Method D 658 for air D 3361, D 5031, or D 4587, whichever are applicab You're Reading a Preview blast abrasion resistance. tion of test and maximum acceptable appearanc 6.5.2 Test in accordance with Test Method D 968 for falling agreed upon between the producer and the user. Unlock full access with a free trial. (abrasive) resistance. 6.5.3 Test in accordance with Test Method D 4060 for Taber 8. Report abrasion resistance. Download With Trial 8.1Free Report the appropriate results for each test as 6.6 Resistance to Chipping : by the appropriate test method. 6.6.1 Test in accordance with Test Method D 3170 for chipping resistance. 9. Precision 6.7 Flexibility and Elasticity : 9.1 The precision of this guide is as spec 6.7.1 Test in accordance with Test Method D 522 for manindividual test methods cited. drel bend flexibility.
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In cases where alternate test methods (that is, A, B, C, etc.) are listed, use the appropriate test method for the application.
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10. Keywords 10.1
Useful Not useful coatings for plastics Cancel anytime.
The American Society for Testing and Materials takes no position respecting the validity of any patent rights asserted in connection
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