Duk wani abu da zai iya inganta asalin halayen resin ta hanyar tasirin jiki, inji da sinadarai ana iya kiransa da shigyaran filastikMa'anar gyaran filastik yana da faɗi sosai. A lokacin gyaran, canje-canje na zahiri da na sinadarai na iya cimma hakan.
Hanyoyin da aka fi amfani da su wajen gyaran filastik sune kamar haka:
1. Ƙara abubuwan da aka gyara
a. Ƙara ƙananan ƙwayoyin halitta marasa halitta ko na halitta
Ƙarin abubuwa marasa amfani kamar su fillers, reinforcing agents, flame retardants, colorants da nucleating agents, da sauransu.
Ƙarin sinadarai na halitta waɗanda suka haɗa da masu amfani da filastik, masu daidaita organotin, masu hana ƙwayoyin cuta da masu hana harshen wuta na halitta, ƙarin sinadarai na lalata ƙasa, da sauransu. Misali, Topfeel yana ƙara wasu kwalaben PET masu lalacewa don hanzarta raguwar ƙasa da kuma lalata filastik.
b. Ƙara abubuwan polymer
2. Gyaran siffa da tsari
Wannan hanyar galibi ana nufin gyara siffar resin da tsarin filastik ɗin kanta. Hanyar da aka saba amfani da ita ita ce canza yanayin lu'ulu'u na filastik, haɗa kai, haɗa kai, dasawa da sauransu. Misali, copolymer na graft na styrene-butadiene yana inganta tasirin kayan PS. Ana amfani da PS a cikin gidajen talabijin, kayan lantarki, masu riƙe alkalami, inuwar fitila da firiji, da sauransu.
3. Gyaran mahaɗi
Gyaran robobi ta hanyar haɗakarwa hanya ce da ake haɗa nau'i biyu ko fiye na fina-finai, zanen gado da sauran kayayyaki ta hanyar manne ko narke mai zafi don samar da fim mai layuka da yawa, takarda da sauran kayayyaki. A cikin masana'antar marufi na kwalliya, bututun kwalliya na filastik dabututun haɗin aluminum-robaana amfani da su a wannan yanayin.
4. Gyaran saman
Za a iya raba manufar gyaran saman filastik zuwa rukuni biyu: ɗaya shine gyaran da aka yi kai tsaye, ɗayan kuma shine gyaran da aka yi kai tsaye.
a. Gyaran saman filastik kai tsaye da aka yi amfani da shi, gami da sheƙi, taurin saman, juriyar lalacewa da gogayya, hana tsufa a saman, mai hana harshen wuta, juriyar watsawa a saman da shingen saman, da sauransu.
b. Aiwatar da gyaran saman filastik kai tsaye ya haɗa da gyara don inganta matsin lamba na saman filastik ta hanyar inganta mannewa, bugawa da lamination na filastik. Idan aka ɗauki kayan ado na electroplating akan filastik a matsayin misali, ƙarfin rufewa na ABS ne kawai zai iya biyan buƙatun filastik ba tare da maganin saman ba; Musamman ga filastik polyolefin, ƙarfin rufewa yana da ƙasa sosai. Dole ne a yi gyaran saman don inganta haɗin gwiwa da murfin kafin a yi amfani da electroplating.
Ga jerin kwantena masu sheƙi na azurfa masu haske da aka yi da electroplated: Bango biyu 30g 50gkwalbar kirim, 30ml da aka matsekwalbar digoda kuma 50mlkwalban man shafawa.
Lokacin Saƙo: Nuwamba-12-2021
