Si loo kordhiyo nolosha shelf ee walxaha sida cuntada iyo daroogada, qaar badanQalabka BaakadahaCuntada iyo daroogada maalmahan ayaa adeegsada xirmooyin lakabyo badan leh oo ka kooban filimaan ah. Xilligan, waxaa jira laba, saddex, shan, shan, sagaal, sagaal, iyo xitaa kow iyo toban lakab oo ah agabyada baakadaha baakadaha. Filimka xirmada lakabka badan ayaa ah filim khafiif ah oo lagu sameeyay qalab badan oo caag ah oo badan oo ah marinno badan oo isku mar ah furitaan keliya furitaan caar ah, kaas oo ka hadli kara faa'iidooyinka agabyada kaladuwan
Lakabka badanBaakadaha xirmada filimkainta badan waxay ka kooban yihiin isku-darka cudurka 'poroyolentption'. Waqtigan xaadirka ah, qaab-dhismeedka guud ee la istareeyo waxaa ka mid ah: polyethylene / polyethylene, polyethyleneth ethyllene vinylce pinyly / polypropylene, lakabka lakabka / lakabka / ndpesive / ndpesive / ndpesive / ndpesive / ldpe. Dhumucdii lakab kasta waxaa lagu hagaajin karaa tikniyoolajiyadda ka-soo-saarista. Adigoo hagaajinaya dhumucda lakabka xayiraada iyo adeegsiga noocyo kala duwan oo xayndaab ah, filimaanlo dabacsan oo leh guryo kaladuwan ayaa loo qaabeyn karaa. Qalabka lakabka kuleylka ee kuleylka ayaa sidoo kale si dhakhso leh loo beddeli karaa loona hagaajin karaa si loo haqabtiro baahiyaha baakadaha kala duwan. Lakabkan badan iyo baakadaha wada-dhexaad ah ayaa ah astaamaha guud ee horumarka ee horumarinta alaabada cuntada ee baakadaha mustaqbalka.
Baakadaha lakabka oo badan
Baakadaha lakabka ee badan ee filimka isku-darka ah, iyadoon loo eegayn tirada lakabyada, guud ahaan waxaa loo qaybiyaa lakabka saldhiga, lakabka shaqada, iyo lakabka ku saleysan ee ku saleysan shaqada lakab kasta oo filimka ah.
Heerka aasaasiga ah
Guud ahaan, lakabyada gudaha iyo dibedda ee filimada isku-dhafka ah waa inay lahaadaan guryo jireed oo wanaagsan iyo farsamoyaqaanno, sameynta waxqabadka lagu sameeyo, iyo kuleylka kuleylka. Waxay sidoo kale u baahan tahay in la helo waxqabadka kuleylka wanaagsan iyo waxqabadka alxanka kulul, oo ah mid aad u yar, oo leh taageero wanaagsan iyo saamaynta wanaagsan ee lakabka shaqeynaya, oo go'aaminaya heerka ugu sareeya ee filimka isku-darka ah, oo go'aaminaya xihmaannaanta guud ee filimka isku dhafka ah. Qalabka saldhigga ah badanaa waa PE, PP, Eva, PET, iyo PS.
Lakabka shaqeeya
Lakabka shaqada eeFilimka Baakadaha CuntadaInta badan waa lakab xayndhaf ah, badiyaa dhexda filimka isku-dhafka ah ee kaladuwan, inta badan iyadoo la adeegsanayo Evex iyo PVDC, iyo PVDC, iyo PVDC, iyo PVA-da ayaa leh dhismayaal isku mid ah, oo ka mid ah agabyada carqalad dhexdhexaad ah.
Evex (ethelene vinyl alkololyer)
Ethylene Vinyl Allahk Chopolymer waa shey polyymer ah oo isku daraya habraaca polymers ethylene polymers iyo gaaska gaaska ee polymers ethylem of polymers. Waa mid hufan oo leh gloss wanaagsan. Egah wuxuu leeyahay dhismayaal aad u wanaagsan oo loogu talagalay gaasas iyo saliidaha, oo leh awood farsamo oo heer sare ah, dabaq dheraad ah, caabbinta qabow, iska caabbinta qabow, iyo xoogga dusha sare, iyo waxqabadka horumarka. Waxqabadka caqabad ee Exx wuxuu ku tiirsan yahay waxyaabaha ku jira ee ku jira. Marka ay ka kooban tahay in waxyaabaha Ethylenene ay kordhaan, waxqabadka gaaska gaaska ayaa hoos u dhaca, laakiin qaddarka caqabadaha caabbinta ee qoyaanka ayaa kordha, waana fududahay in la socodsiiyo.
Alaabada ay ku jiraan agabyada Evoh waxaa ka mid ah xilliyada, waxyaabaha caanaha laga sameeyo, alaabada hilibka, waxyaabaha farmaajo, iwm.
PVDC (polyvinylide chloride)
Polyvinylide chloride chloride (PVDC) waa polymer of vinylide chloride (1,1-dichlororetylen). Heer-ka-goynta Qandaraaska ee 'Tramexosymer' ee HOMMOPLYMYER PVDC ayaa ka yar sidii ay u foorarsan tahay, taasoo adkeyneysa in la dhalaaliyo. Sidaa darteed, maaddaama ay tahay shey baakado ah, PVDC waa pvdmyler of copolym chloride chloride iyo vinyl chloride, oo leh hawo wanaagsan, iska caabbinta hawada, daabacaadda wanaagsan, daabacaadda wanaagsan iyo kuleylka guryaha.
Maalmihii hore, waxaa inta badan loo istcimaalay baakadaha militari. Sannadihii 1950-meeyadii, waxay bilaabatay in loo isticmaalo filim cunto ilaalin ah, gaar ahaan koritaanka deg-degga ah ee tikniyoolajiyadda casriga ah iyo baakadaha deg-degga ah, oo ah kacaanka 'mikrowave', oo ah kordhinta carruurta iyo nolosha ee shelf ee shelf ay caan ku tahay. PVDC waxaa lagu samayn karaa filimada yar yar ee khafiifka ah, yareynta qaddarka alaabada ceyriinka iyo qarashka baakadaha. Wali waa caan maanta
Lakabka dhegaha
Sababta oo ah xiriirka liita ee u dhexeeya isirka salka ugu hooseeya iyo isugeynta lakabka ee shaqada, waxaa lagama maarmaan ah in la dhigo qaar ka mid ah lakabyada dhabarta ah ee u dhexeeya labadaas lakab si ay ugu dhaqmaan sidii koollo oo ay sameeyaan filim isku dhafan oo isku dhafan. Lakabka kudhaca wuxuu adeegsadaa resin dhajis, sida caadiga ah loo isticmaalo waxaa ka mid ah poliloleman-ka lagu meeleeyay afkiisa lab ah oo lab andyl ah oo ah renity acetate copolymer (EVA).
Bur irhydride-ka xishoodka leh ee polydydring
Lama lihi indhydride-ka la xishooday waxaa soo saaray by torwing andydride lihyd to polyethylene iyada oo loo marayo wax-ka-soo-saarista, ku soo rogida kooxaha Polar ee silsiladaha aan loo yaqaan 'polar'. Waa ku dhagan agab u dhexeeya agabyada Polar iyo Polar waxaana badanaa loo adeegsadaa filimada ka kooban polyoleffins sida polypropylene iyo nylon.
EVA (Ethelene Vinyl wuxuu aas aawadaa copolymer)
EVA waxay soo bandhigtay Vinyl acetate monomer silsiladda molecalal, oo yareynaysa crystallinal-ka ee polyetylen iyo hagaajinta xannibaadda xariga iyo waxqabadka xiidmaha ee qiimeynta. Waxyaabaha kala duwan ee ethylene iyo Vinyl waxay ku jiraan agabyada ku jira codsiyo kala duwan:
① Waxyaabaha ugu weyn ee Eva ee leh Etherenenene-ka waxa ka hooseeya 5% waa dhagxaan, aflaanta, fiilooyinka iyo fiilooyinka, iwm;
② Alaabada ugu weyn ee Eva oo leh vinyl acetate waxa ku jira 5% ~ 10% waa filimada laastikada, iwm;
③ Waxsoosaarka ugu weyn ee Eva oo leh vinyl acetate waxa ku jira 20% ~ 2% 28% waa kuleyl xariir ah oo dhalanaya caqabadaha iyo waxyaabaha la daboolay;
④ Alaabada ugu weyn ee Eva oo leh linyl acetate waxa ku jira 5% ~ 45% waa filimo (oo ay ku jiraan filimada beeraha) iyo ashyaa'da la isku duro, alaabada la isku duro, iwm.
Waqtiga Post: Jun-12-2024