Designation:D6488−08(Reapproved2013)StandardTerminologyRelatingtoPrintProblems1ThisstandardisissuedunderthefixeddesignationD6488;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thisterminologystandardgivesdefinitionsforprob-lemsthatdevelopwithprintedmatterasaresultofdeficienciesintheink,substrate,press,orcombinationsthereof.1.2Thesedefinitionscoverthethreemajorprintingpro-cessesandaregiveninthefollowingsequence:lithography,flexography,andgravure.ForfurtherinformationseeRefs(1-4)attheendofthisstandard.2.ReferencedDocuments2.1ASTMStandards:2D4361TestMethodforApparentTackofPrintingInksandVehiclesbyaThree-RollerTackmeterF425TerminologyRelatingtoLithographicCopyProducts(Withdrawn2003)33.SignificanceandUse3.1Acommonsetofdefinitionsisessentialtoimprovecommunicationandavoidmisunderstandingamonginkmakers,substratemakers,andprinters.3.2Theterm“paper”inthisstandardalsoencompassestheterm“paperboard.”3.3Definitionsthatareverbatimfromoneofthereferencedsourcesareindicatedbygivingtheacronymoftheorganizationortheauthorofthebookattheendofthedefinition.4.Terminology4.1Definitions:4.1.1LithographicPrinting:blistering,n—theformationofsmallairpocketsundertheprintedpapersurface.DISCUSSION—Itresultsfrommoisturebeingtrappedunderthedriedinkfilmduringheatsetdrying.Thisconditionismorecommonwithhigherinkcoverageandheavierbasisweightpapers.blocking,n—anundesiredadhesionbetweensheetsofprintedmaterialthatmightoccurundermoderatepressureorin-creasedtemperature,orboth,whileinstorageorinuse.DISCUSSION—Damagetooneorbothsurfacesmaybevisibleuponseparationandmaybeduetoimproperlydriedinkorcoating.bronzing,n—themetal-likereflectancewhichsometimesap-pearsatthesurfaceofnonmetalliccoloredmaterials.DISCUSSION—Bronzingisperceivedatthespecularanglebyobserv-ingtheimageofawhitelightsou...
