ASTM_D_4720_-_08_2013.pdf

Designation:D472008(Reapproved 2013)Standard Performance Specification forSoft Window Covering Fabrics for Household Use1This standard is issued under the fixed designation D4720;the number immediately following the designation indicates the year oforiginal adoption or,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 specification covers the evaluation of specificperformance characteristics of any washable or drycleanablesoft window covering.1.2 This specification is not a specification for washable ordrycleanable soft window coverings but may be used bymutual agreement between the purchaser and the supplier toestablish material specifications.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 appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D123 Terminology Relating to TextilesD1683 Test Method for Failure in Sewn Seams of WovenApparel FabricsD3136 Terminology Relating to Care Labeling for Apparel,Textile,Home Furnishing,and Leather ProductsD3691 Performance Specification for Woven,Lace,and KnitHousehold Curtain and Drapery FabricsD3773 Test Methods for Length of Woven FabricD3940 Test Method for Bursting Strength(Load)and Elon-gation of Sewn Seams of Knit or Woven Stretch TextileFabrics(Withdrawn 1995)32.2 AATCC Methods:4AATCC 88B Appearance of Seams in Durable Press Itemsafter Repeated Home LaunderingAATCC 135 Dimensional Changes in Automatic HomeLaundering of Woven and Knit FabricsAATCC 143 Appearance of Apparel and Other Textile EndProducts after Repeated Home LaunderingAATCC 158 Dimensional Changes on Drycleaning in Per-chloroethylene:Machine Method3.Terminology3.1 Definitions:3.1.1 soft window coverings,ncurtains,draperies,or otheraccessories on wall or window openings that are either lined orunlined and primarily constructed of textile fabrics.3.1.1.1 DiscussionWashable soft window coverings in-clude those that can be refurbished by any procedure in whichthe cleaning solvent is water.Drycleanable soft windowcoverings include those that should be refurbished by anyprocedure in which the cleaning solvent is primarily nonaque-ous and used in drycleaning.3.2 For definitions of textile terms used in this specificationrefer to Terminology D123 and Terminology D3136.4.Significance and Use4.1 This specification may be used to evaluate pertinentperformance characteristics of washable and drycleanable softwindow coverings,whether lined or unlined.4.1.1 Soft window covering characteristics to be evaluatedprior to repeated refurbishing include,but are not limited to,seam strength and appearance,uniformity of shade(part topart),and size consistency(side to side and part to part).4.1.2 Soft window covering characteristics to be evaluatedafter repeated refurbishing include,but are not limited to,colorfastness,dimensional change,seam strength,appearance,and compatibility of components.Compatibility of dimen-sional change between drapery fabric and lining should benoted.4.2 The specified home laundry machine settings do notreflect advances in cycle design or special features of washerand dryers which enhance the performance of these products.The standard washing and drying procedure reflects the mini-mum capabilities of current home laundering equipment usedby consumers in accordance with care label instructions.4.2.1 The reproducibility of the results of the test methodspecified in 9.2 depends on the use of procedures for automatichome laundering as specified on care labels.1This specification is under the jurisdiction of ASTM Committee D13 onTextiles and is the direct responsibility of Subcommittee D13.63 on HomeFurnishings.Current edition approved Oct.1,2013.Published October 2013.Originallyapproved in 1987.Last previous edition approved in 2008 as D472008.DOI:10.1520/D4720-08R13.2For 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 website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from American Association of Textile Chemists and Colorists,P.O.Box 12215,Research Triangle Park,NC 27709.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.3 The areas to be evaluated and the criteria assigned tothese areas shall be set by mutual agreement between purchaserand supplier.5.Sampling,Selection,and Number of Specimens5.1 Division into LotsFor acceptance testing,divide theproduct into lots as agreed upon by the purchaser and thesupplier.5.2 Lot SampleAs a lo