Gabatarwa: Tsarin masana'antu nafilastik kayayyakinMafi yawan ya haɗa da manyan hanyoyin maɓalli huɗu: Ingantaccen tsari, jiyya na saman, bugu, da taro. Jiyya na farfajiya shine madadin makullin makullin. Don inganta ƙarfin haɗin gwiwar na shafi kuma samar da kyakkyawan tushe don maganin, tsari na pre-jiyya yana da mahimmanci.
Surface na filastik na filastik
Mafi yawan ya haɗa da shafi jiyya da magani. Gabaɗaya, robobi suna da babban digiri na lu'ulu'u ko ƙaramin polarity ko babu ƙarfin ƙarfi, da ƙananan ƙarfi, wanda zai shafi matsakaicin ƙarfin shafi. Tunda filastik insulator ne, ba za a iya yin amfani da shi kai tsaye a saman filastik ɗin filastik ba gwargwadon bayani kan bayanai na Janar. Sabili da haka, a gaban jiyya, ya zama dole a gudanar da ƙimar ƙwararraki don inganta ƙarfin haɗin gwiwar da kuma samar da wani yanki mai ƙarfi tare da kyakkyawar ƙarfin don ɗorewa.
Protremididdigar shafi
Pretalment ya haɗa da Digorre na filastik filastik, watau tsaftace mai da kuma takardar saki a farfajiya, da kuma kunna filastik surasharar shafi.
1, digiri
Digiri nafilastik kayayyakin. Hakanan za'a iya yin irin kayan ƙarfe, degrearfin kayayyakin filastik za a iya yi ta hanyar tsaftacewa tare da abubuwan da ke tattare da magungunan kwayar halitta da ke ɗauke da kayan aikin alkaline. Digory tare da abubuwan da ke tattare da kwayoyin halitta sun dace da tsaftace paraffin, beeswax, mai da sauran datti na kwayoyin halitta daga filastik. Tsarin kwayar halitta ya yi amfani da shi bai narke ba, kumburi ko fasa filastik, kuma yana da ƙarancin tafasasshen tafasasshen, yana da maras kyau, mara guba da rashin wuta. Maganin kwantar da hankali na alkaline ya dace da Dig da resistics mai tsauri. Maganin ya ƙunshi soda na caustic, alkaline da surfactants daban-daban. Mafi yawan Surfactant da aka fi amfani da su shine jerin op, watau alkylphenol Polyoxyethylene Enoxyethylene Enoxyethylene eth, wanda ba ya samar da kumfa kuma baya ci gaba da zama a saman filastik.
2, Kunnawa
Wannan Kunna shine inganta kaddarorin robobi, wanda shine, don samar da wasu kungiyoyi masu amfani a saman filastik ko kuma a yi amfani da su a fili a farfajiya na aikin. Akwai hanyoyi da yawa don maganin kunnawa, kamar iskar shanu na sunadarai, oxing oxidation, spoidation vapor etching da Corona sannu. Mafi yawan amfani da shi shine jiyya na crypal cry acid, wanda sau da yawa yana amfani da ruwa combomate ruwa, da kuma yawan ruwa na ƙwayar potassium, da 87% potassium dichururic acid (fiye da kashi 96%).
Wasu samfuran filastik, kamar su farji, ana iya rufe su kai tsaye ba tare da maganin gama iskar shaye-shaye ba. Domin samun ingantaccen shafi na ingancin abu, ana amfani da magani na kayan shaye shaye. Misali, bayan digiri, za a iya amfani da Abser filastic tare da tsarma commom acid ruwa ruwa. Tsarin magani na yau da kullun shine 420g / L cromomic acid da 200ml / l sulfuric acid (takamaiman nauyi 1.83). Tsarin magani na yau da kullun shine 65 ℃ 70 ℃ / 5) ℃ / 5min10min, wanke ruwa, da bushewa. Amfanin unching tare da ruwa cring ruwa ruwa shine cewa komai hadadden yanayin samfurin filastik shine, ana iya bi da shi a ko'ina. Rashin kyau shine cewa aikin yana da haɗari kuma akwai matsalolin gurbata.
Pretreffent na jan shafi
Manufar pratestment na shirye-shiryen shafi shine inganta monheon na shafi filastik kuma samar da wani kasan kasan karfe a saman filastik surface. Tsarin maganganu ya hada da: inji mai amfani, digiri na sinadarai, sinadarai na suwagabus, ragewar rage mulki. Abubuwa uku na farko sune don inganta adheshen shafi, abubuwa huɗu na ƙarshe zasu samar da ƙananan ƙarfe na ƙasa.
1, ramining na raminena da hanyar sinadarai
Jiyya na raminenga da kuma sinadarai na kayan masarufi ne don yin filastik surface rougher ta hanyar hanyoyin sunadarai da hanyoyin sunadarai da ke tsakanin saitin da substrate. An yi imani da cewa an iya cimma nasarar ƙarfin haɗin da ake iya samu ta hanyar kayan rina na injin da aka samu shine kusan 10% na hanyar ramuwar sinadarai.
2, digiri na rigakafi
Hanyar daidaitawa don pretreestment na filastik shafi na filastik daidai yake da hanyar da aka ambata don presestment na shafi.
3, Sensitization
Sarki ya zama Adsorb wasu abubuwa masu sauƙin ciki, kamar tin Dichloride, Titanium Trichloride, da sauransu, a saman robobi tare da wasu damar ba da izini. Wadannan adsorbed abubuwa da sauƙin hadaddun oxidized suna oxidized lokacin neman kunnawa, kuma an rage wa mai kunnawa ga crystic kralstic kuma ya kasance a farfajiya na samfurin. Matsayin jan hankali shine a kwance tushe don sinadarai masu sinadarai na mashin ƙarfe.
4, Kunna
Kunnawa shine kula da makomar tare da taimakon wani bayani na maganganun catalytically aiki m karfe mahadi. Asalinsa shine nutsar da samfurin adsorbed tare da rage wakili a cikin wani bayani karfe gishiri mai gishiri, don haka an sanya ions mai yawa na gishiri mai gishiri, don haka an sanya wa annan ƙarfe mai yawa, da kuma raguwar ƙarfe mai tamani da aka ajiye akan Fuskar samfurin a cikin nau'i na barbashi mai sanyi, wanda ke da aikin catalytic mai ƙarfi. Lokacin da aka nutsar da wannan farfajiya a cikin wani maganin maganin mashin, waɗannan barbashi sun zama cibiyoyin catalytic, wanda ke hanzarta yawan maganin sunadarai.
5, Rage magani
Kafin sanya kayan masarufi, samfuran da aka kunna kuma an yi amfani da su da tsabta ruwa ana nutsar dasu a wani tsaftataccen mai amfani da wakili da aka yi amfani da su kuma cire mai kunnawa mara amfani. Wannan ake kira wannan magani. Lokacin da aka yi amfani da maganin sunadarai, ana amfani da mafita don rage rijewa, kuma lokacin da aka yi amfani da shimel na sinadarai da ake amfani da shi, ana amfani da maganin sodium hyphosphite don raguwa.
6, maganin sunadarai
Dalilin kayan masarufi shine samar da fim ɗin ƙarfe na kwastomomi a saman samfuran filastik don ƙirƙirar yanayi don samfuran kayayyakin filaye. Saboda haka, sinadan sunadarai shine mabuɗin tushe a cikin filastik masu ƙima.
Lokaci: Jun-13-22