ANSI/ACMA/ICPA UEF-1-2004 敞口造型混合工艺的排放因素评估
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【英文标准名称】:EstimatingEmissionFactorsfromOpenMoldingCompositeProcesses
【原文标准名称】:敞口造型混合工艺的排放因素评估
【标准号】:ANSI/ACMA/ICPAUEF-1-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:机器;造型工艺;放射;敞口的;估计;排放;空气质量
【英文主题词】:Airquality;Emission;Estimation;Machines;Mouldingprocesses;Open
【摘要】:TheEmissionFactorswillincludeemissionestimatesfromtheopenmoldingprocessesusedintheindustry.Itwillprovidetheuserwithamechanismtoestimateemissionsbasedontheproductionprocess,materialsbeingusedandtechniquesemployed.ThefinalemissionestimateswillsatisfystateandfederalrequirementsforpermitcomplianceandreportingemissionsonFormR.
【中国标准分类号】:Z60
【国际标准分类号】:13_040_40
【页数】:
【正文语种】:英语
【英文标准名称】:StandardSpecificationforAmorphousPoly(lactide)andPoly(lactide-co-glycolide)ResinsforSurgicalImplants
【原文标准名称】:外科植入物用无定型的聚丙交酯和丙交酯乙交酯共聚物树脂的标准规范
【标准号】:ASTMF2579-2006e1
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:F04.11
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:无定型的;树脂;外科植入物
【英文主题词】:PGA:PLA;PLA;PLA:PGA;PLGA;polyglycolic:lacticacid;poly(glycolide-co-lactide);poly(glycolide:lactide);poly(lacticacid);polylactic:glycolicacid;poly(lactide);poly(lactide-co-glycolide);poly(lactide:glycolide)
【摘要】:1.1Thisspecificationcoversvirginpoly(lactide)andpoly(lactide-co-glycolide)resinsabletobefullysolvatedat30176;Cbyeithermethylenechloride(dichloromethane)orchloroform(trichloromethane).Thepoly(d,l-lactide)homopolymerscoveredbythisspecificationareconsideredtobeamorphous(thatis,voidofcrystallinity)andarepolymerizedeitherfrommeso-lactideorfromequimolar(racemic)combinationsofd-lactideandl-lactide.Thepoly(d,l-lactide-co-glycolide)copolymerscoveredbythisspecificationarealsoconsideredtobeamorphousandareco-polymerizedfromacombinationofglycolideandeithermeso-lactideorracemicquantitiesofd-lactideandl-lactide,andtypicallypossessnominalmolefractionsthatequalorexceed50%lactide.1.2Sincepoly(glycolide)iscommonlyabbreviatedasPGAforpoly(glycolicacid)andpoly(lactide)iscommonlyabbreviatedasPLAforpoly(lacticacid),thesepolymersarecommonlyreferredtoasPGA,PLA,andPLA:PGAresinsforthehydrolyticbyproductstowhichtheyrespectivelydegrade.PLAisatermthatcarriesnoenantiomericspecificityandthereforealsoencompassestheisotacticd-PLAandl-PLAmoieties,eachofwhichcarriespotentialforcrystallization.Therefore,specificreferencetod,l-PLAisessentialtoappropriatelydifferentiatetheamorphousatactic/syndiotacticd,l-lactidebasedpolymersandcopolymerscoveredbythisspecification.1.3Thisspecificationisnotapplicabletolactidebasedpolymersorcopolymersthatpossessisotacticpolymericsegmentssufficientinsizetodeliverpotentialforlactidebasedcrystallization.Thisspecificationisnotapplicabletolactide-co-glycolidecopolymersthatpossessglycolidesegmentssufficientinsizetodeliverpotentialforglycolidebasedcrystallization,therebyrequiringfluorinatedsolventsforcompletedissolutionunderroomtemperatureconditions.Thisspecificationisspecificallynotapplicabletolactide-co-glycolidecopolymerswithglycolidemolefractionsgreaterthanorequalto70%(65.3%inmassfraction).Thisspecificationisnotapplicabletoblockcopolymersortopolymersorcopolymerssynthesizedfromcombinationsofd-lactideandl-lactidethatdifferbymorethan1.5totalmolepercent(1.5%oftotalmoles).1.4Thisspecificationaddressesmaterialcharacteristicsofbothpoly(lactide)andpoly(lactide-co-glycolide)resinsintendedforuseinsurgicalimplantsanddoesnotapplytopackagedandsterilizedfinishedimplantsfabricatedfromthesematerials.1.5Aswithanymaterial,somecharacteristicsmaybealteredbyprocessingtechniques(suchasmolding,extrusion,machining,assembly,sterilization,etc.)requiredfortheproductionofaspecificpartordevice.Therefore,propertiesoffabricatedformsofthisresinshouldbeevaluatedindependentlyusingappropriatetestmethodstoassuresafetyandefficacy.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C45
【国际标准分类号】:11_040_40;11_040_40
【页数】:10P.;A4
【正文语种】:
基本信息
标准名称: | 高回弹软质聚氨酯泡沫塑料 |
中标分类: |
化工 >>
合成材料 >>
合成树脂、塑料 |
替代情况: | 被QB/T 2080-2010代替 |
发布部门: | 中国轻工总会 |
发布日期: | 1995-03-27 |
实施日期: | 1996-01-01 |
首发日期: | 1900-01-01 |
作废日期: | 2010-10-01 |
提出单位: | 中国轻工总会质量标准部 |
归口单位: | 全国塑料制品标准化中心 |
起草单位: | 江苏省化工研究所和山东蓬莱聚氨酯制品厂 |
起草人: | 陈青、夏元海、吴昊 |
出版社: | 中国轻工业出版社 |
出版日期: | 1996-01-01 |
页数: | 4页 |
适用范围
本标准规定了高回弹软质聚氨醋泡沫塑料(简称HR)的产品分类、技术要求、试验方法、检验规则和标志、包装、运输、贮存。
本标准适用于以聚醚多元醇与异氛酸醋为主要原料生产的块状、冷固化模塑成型的高回弹软质聚氨酯泡沫塑料。
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所属分类: 化工 合成材料 合成树脂 塑料