PP/7707PPˉRG466MOPCˉKO1365PA6ˉDPBM410H2.0PBTRS1339PPJ-560MPA66深圳杜邦70G13LPA66FR50PPPT231MTPEˉ5731PA66ˉPA840G7PP/6604-5PA66LD460CPA66LD460CEVA14001PPH35Z-00EVA3019PEPBT5308F20PCˉSF3200GNH20PP/PTRC280XTPVˉ3140PA666512PPSG131Z1POM127UVEPP/MX95319PA66ˉRL0049SPBTWV00APC/ABS/GP-5300EVA巴西BraskemHM150PP/MG2TPC/ABSCP8320PPˉSFI-841PC/ABS/AC2400PPˉMX00709LLDPE美国陶氏2607GPP/400-CA25LCP日本住友化学E6006LMR-BPCNX82T-20PP/RP316MPCEXL1414-WH9A320PA66RF006LXPPC/ABSWP-1089EVALSR11N704PBT700FPPOM/FW700S/POMA25-03ETFE美国杜邦HT-2004SURLYN9320PCDL002PCPPˉSB9310PPPT101NTPEMJ7301CPBT中文名称聚对苯二甲酸丁酯，简称饱和聚酯，系高结晶性热可塑性塑料。PBTChinesenameisbutylbutyleneterephthalate,whichiscalledsaturatedpolyester,andisofhighcrystallinitythermoplastics.优点：1、机械性质安定抗张强度与抗张模量和尼龙相似；2、摩擦系数小有自润性；3、吸水率低；4、电气性质优良；5、尺寸安定性良好；6、耐***性、耐油性***。用途：1、电子电器：无熔线断电器、电磁开关、驰返变压器、家电把手、连接器、外壳等；2、汽车：车门把手、***杆、分电盘盖、挡泥板、导线护壳、轮圈盖等；3、工业零件：OA风扇、键盘、钓具卷线器、零件、灯罩等。Advantages:1,themechanicalpropertiesofstabilityresistanttotensilestrengthandtensilemodulusandnylonsimilar;2,***allfrictioncoefficientisselfmoistening;3,lowwaterabsorption;4,excellentelectricalproperties;5,goodstabilityinsize;6,resistantcharacter,oilresistanceisexcellent.Uses:1,electronicappliances:nofusewirebrokenelectricalappliance,electromagneticswitch,reversiontransformer,householdappliancehandle,connector,shell,etc.;2,car:doorhandle,bumper,splitcover,fender,wireshield,wheelcover,etc.3,industrialparts:OAfan,keyboard,fishinggearreel,spareparts,lampshadeandsoon.ABS塑料在我国主要用于制造仪器仪表、家用电器、电话机、电视机等的外壳及电镀用的ABS塑料，使其赋予金属光泽，ABS用于代替金属。我厂生产的各类型号电冰箱的内胆及各种塑料制品中，ABS注塑制品占电冰箱塑料制品总数的88%以上工艺性ABS属于无定形聚合物，无明显熔点.Inourcountry,ABSplasticsaremainlyusedinthemanufactureofinstruments,householdappliances,telephonesetsandTVsets,andtheABSplasticsusedinelectroplatingtomakemetallustre,andABSisusedinplaceofmetal.Intheinternalgallbladderandvariousplasticproductsofvarioustypesofrefrigeratorsproducedbyourfactory,theABSinjectionproductsaccountformorethan88%ofthetotalofthetotaloftherefrigeratorplasticproducts,whichbelongtotheamorphouspolymerandh***eno***iousmeltingpoint.EVA1、***乙烯含量在5%以下的EVA，其主要产品是薄膜、电线电缆、LDPE改性剂、胶粘剂等；2、***乙烯含量在5%~10%的EVA产品为弹性薄膜等；3、***乙烯含量在20~28%的EVA，主要用于热熔粘合剂和涂层制品；EVA是由LLDPE（线性低密度聚乙烯）和醋酸（VA）共聚而成。EVA1,EVAwithethyleneacetatecontentbelow5%,itsmainproductsarefilm,wireandcable,LDPEmodifier,adhesiveandsoon;2,ethyleneacetatecontentin5%~10%EVAproductiselasticfilm,3,ethyleneacetatecontentin20~28%EVA,mainlyusedinhotmeltadhesivesandcoatingproducts;EVAisfromLLDPE(linearlowdensity)Polythene)andaceticacid(VA)copolymerization.LLDPE也是通过化学改性得来的。它是在乙烯聚合中引入丁烯、己烯、辛烯等少量的a-烯烃类单体而形成的共聚物。它具有与HDPE类似的分子构型，但降低了密度和结晶度。LLDPE有良好的耐环境应力开裂性，其机械性能也优于LDPE，因此，其应用范围也相应地扩大了。而氯化聚乙烯（CPE）也是化学改性的产物。LLDPEisalsochemicallymodified.Itisacopolymerformedinethylenepolymerizationbyintroducinga***allamountofa-olefinmonomers,suchasbutene,hexeneandoctene.IthasamolecularconfigurationsimilartoHDPE,butreducesthedensityandcrystallinity.LLDPEhasgoodresistancetoenvironmentalstresscracking,anditsmechanicalpropertiesaresuperiortoLDPE.Therefore,itsapplicationscopehasexpandedcorrespondingly.Chlorinatedpolyethylene(CPE)isalsoaproductofchemicalmodification.HDPE通过氯化后的产物。氯（CL）部分取代HDPE分子中的氢（H），使分子受到结晶性***，从而使它变得更柔软，并有一定的弹性。它不仅可以用挤出或注塑等方法加工成CPE制品，广泛用于建筑、电器等方面，而且CPE本身成为一种优良的改性剂，可以通过物理共混的方法改善PE材料的阻燃性和PVC材料的抗冲击性。HDPEpassestheproductafterchlorination.Chlorine(CL)partiallyreplacesthehydrogen(H)intheHDPEmolecule,causingthemoleculestobedestroyedbycrystallization,makingitsofterandmoreflexible.ItcannotonlybeprocessedintoCPEproductsbyextrusionorinjectionmolding,butalsowidelyusedinc***tructionandelectricalappliances,andCPEitselfbecomesafinemodifier.ItcanimprovetheflameretardancyofPEmaterialsandtheimpactresistanceofPVCmaterialsbyphysicalblending.PA66的收缩率在1%~2%之间，加入玻璃纤维添加剂可以将收缩率降低到0.2%~1%。收缩率在流程方向和与流程方向相垂直方向上的相异是较大的。PA66对许多溶剂具有抗溶性，但对酸和其它一些氯化剂的抵抗力较弱。TheshrinkageofPA66isbetween1%~2%,andtheadditionofglassfibercanreducetheshrinkageto0.2%~1%.Theshrinkagerateisdifferentfromthatintheverticaldirectionoftheflowdirection.PA66isresistanttomanysolvents,butislessresistanttoacidsandotherchlorinatedagents.PC‖原料：聚碳酸酯PC‖1010NH是一款高强度透明PC‖材料，是产品工程师在透明产品设计时所选用的一款常用材料，常被注塑成各式各样的透明或者半透明制件，可应用于汽车车灯等部件。a、原材料受潮————干燥原料PCmaterial:polycarbonatePC1010NHisahighstrengthtransparentPCmaterial.Itisacommonmaterialusedbyproductengineersinthedesignoftransparentproducts.Itisofteninjectedintoallkindsoftransparentortranslucentparts,whichcanbeusedincarlightsandotherparts.Aandrawmaterialsaredampened-dryrawmaterials??b、排气不良————改进模具设计PoorBandpoorexhaustgas--improvingmolddesign??3、树脂变色、黑点Resin3,resindiscoloration,blackspot??a、料筒、喷嘴积料————清理料筒和喷嘴A,cylinderandnozzlematerial-cleaningcylinderandnozzle.??b、成型温度过高————降低成型温度B,formingtemperaturetoohigh--reducingmoldingtemperature??4、制品未充满4,notfullofproducts??a、物料塑化不够————提高料筒温度A,materialisnotplasticized--increasingthebarreltemperature.??b、模具温度过低————提高模具温度B,moldtemperatureistoolow--improvemoldtemperature??c、喷嘴溢料————调整模具位置C,nozzleoverflow-adjustthepositionofthedie.POM☆原料可在-40℃～100℃温度范围内长期使用。POM☆极易分解，分解温度为280℃，分解时有刺激性和腐蚀性气体发生。故模具钢材宜选用耐腐蚀性的材料制作。力学性能POM☆强度、刚度高，弹性好，减磨耐磨性好。POMmaterialcanbeusedforalongtimeintherangeof-40to100C.POMiseasytodecompose,decompositiontemperatureis280degrees,andthereareexcitantandcorrosivegasesindecomposition.Therefore,diesteelshouldbemadeofcorrosion-resistantmaterial.ThemechanicalpropertiesarePOM,highstrength,highrigidity,goodelasticity,goodabrasionresistance.PBT聚对苯二甲酸***酯，又名聚对苯二甲酸四次甲基酯。英文名；Polybutyleneterephthalate。简称PBTPBTP或PTMT，它是对苯甲酸与1,4-***的缩聚物。可由酯交换法或直接脂化法经缩聚而制得，今后的发展趋势为直接酯化法生产。PBT和PET一起被称为热塑性聚酯。PBTpoly(butyleneterephthalate),alsoknownasterephthalicacid,fourmethylester.Englishname;Polybutyleneterephthalate.ReferredtoasPBTPBTPorPTMT,itisapolycondensationofbenzoicacidand1,4-butanediol.Itcanbepreparedbytransesterificationordirectesterificationbycondensation.Thedevelopmenttrendinthefutureisdirectesterification.PBTandPETarecalledthermoplasticpolyestertogether.)