1、Designation:D302398(Reapproved 2011)Standard Practice forDetermination of Resistance of Factory-Applied Coatings onWood Products to Stains and Reagents1This standard is issued under the fixed designation D3023;the number immediately following the designation indicates the year oforiginal adoption or
2、,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This practice covers evaluation of clear factory-appliedcoating systems on wood substr
3、ates.1.2 The values stated in SI units are to be regarded as thestandard.The values given in parentheses are for informationonly.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish ap
4、pro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D235 Specification for Mineral Spirits(Petroleum Spirits)(Hydrocarbon Dry Cleaning Solvent)D333 Guide for Clear and Pigmented LacquersD2571 Guide f
5、or Testing Wood Furniture Lacquers(With-drawn 2003)33.Significance and Use3.1 When used in conjunction with Guide D333,thispractice will provide a comprehensive evaluation of resistanceto stains caused by chemical reagents and household chemi-cals.3.2 This practice applies only to coatings applied i
6、n suffi-cient quantity to form a continuous film.It is recommendedthat the dry film thickness of the coating under test be reported.3.3 Results from stain tests conducted in accordance withthis practice distinguish differences between coatings.4.Reagents4.1 Code for Applicability of ReagentsV=Vertic
7、al,anysurface that may be vertical as on a dresser front.H=Horizontal,any surface that may be horizontal as on a tabletop.L=Laboratory,any surface that may be used forlaboratory furniture(Section 9).4.2 Water:4.2.1 Tap Water,V,H,L4.2.2 Boiling Water(test in accordance with the BoilingWater Resistanc
8、e section of Guide D2571):H,L4.3 Alcohol:4.3.1 Ethyl Alcohol(test in accordance with the AlcoholResistance section of Guide D2571):V,H,L4.4 Aliphatic:4.4.1 Mineral Spirits:L(Specification D235,Type III)4.4.2 Perchloroethylene:V,H,L4.5 Ketone:4.5.1 Methyl Ethyl Ketone:L4.6 Acetate:4.6.1 Amyl Acetate:
9、H,L4.7 Inorganic Acid:4.7.1 Hydrochloric Acid(3 N)Dilute 258 mL of 12 N(36%)HCl to 1 L:L4.8 Organic Acid:4.8.1 Acetic Acid(3 N)Dilute 172 mL of 99%acetic acidto 1 L:V,H,L4.8.2 Grape Juice(unsweetened):V,H4.8.3 Lactic Acid(5%solution):V,H4.9 Bases:4.9.1 Unscented Mild Soap(saturated solution):V,H,L4.
10、9.2 Potassium Tripolyphosphate(saturated solution con-taining 0.5%sodium N-methyl-N-oleyl laurate(Igepon T-73):V,H,L4.9.3 Ammonium Hydroxide(3%solution):L4.9.4 Trisodium Phosphate(saturated solution):V,H,L4.9.5 Urea(6.6%solution):V,H,L4.10 Disinfectant:4.10.1 Cresols(5%solution):V,H,L4.11 Ink:1This
11、practice is under the jurisdiction of ASTM Committee D01 on Paint andRelated Coatings,Materials,and Applications and is the direct responsibility ofSubcommittee D01.52 on Factory Coated Wood Products.Current edition approved Nov.1,2011.Published November 2011.Originallyapproved in 1972.Last previous
12、 edition approved in 2003 as D3023 98(2003).DOI:10.1520/D3023-98R11.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM websit
13、e.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.11.1 Washable Ink:V,H,L4.11.2 Permanent Ink:V,H,L4.11.3 Ball-Point Ink:V,H,L4.12 Dye:4.12.1 Coffee(tes
14、t in accordance with the Coffee StainResistance section of Guide D2571):V,H4.13 Wax:4.13.1 Wax Crayons,Red,Blue,and Yellow:V,H4.13.2 Lipstick(test in accordance with the Cosmetic Stainsection of Guide D2571):V,H4.14 Shoe Polish:4.14.1 Liquid Shoe Polish,tan:V,H4.15 Oil:4.15.1 Corn Oil or equivalent:
15、V,H4.15.2 Hair Oil:V,H4.16 Miscellaneous:4.16.1 Mustard:V,H4.16.2 Tincture of Merthiolate(1+1000):V,H(see Section5)4.16.3 Sodium Hypochlorite(6%solution):V,H,L4.16.4 Tincture of IodineWet 50 g of potassium iodide(KI)with water,weigh into the wet KI 70 g of iodine,let stand1 h to dissolve the iodine,
16、and make up to 1 L with alcohol:V,H,L4.17 Staining Solutions,unless otherwise specified,arewater solutions.5.Selection of Staining Agents for Testing StainResistance of Coatings5.1 The producer and the user shall select staining agentsfrom the reagents in Section 4.Selection of staining agentsshould depend on end use,such as wall,ceiling,horizontalsurface,or floor.5.2 In the absence of agreement between the producer andthe user,the suggested staining reagents for each intended useare indicated i
