Lokacin da haske yayi aiki akan samfuran filastik, ɓangaren hasken yana haskakawa daga saman samfurin don samar da haske, ɗayan ɓangaren hasken kuma yana raguwa kuma ana watsa shi cikin cikin filastik.Lokacin saduwa da ɓangarorin launi, tunani, refraction da watsawa suna sake faruwa, kuma launin da aka nuna shine pigment.Launi ya nuna ta barbashi.
Hanyoyin canza launin filastik da aka fi amfani da su sune: canza launin bushe, mai launi mai launi (manna launi), canza launin masterbatch.
1. Dry canza launi
Hanyar yin amfani da toner kai tsaye (pigments ko dyes) don ƙara adadin da ya dace na kayan ƙara foda da albarkatun filastik don haɗawa da canza launi ana kiransa launin bushe.
Abubuwan da ake amfani da su na busassun launi suna da kyau rarrabawa da ƙananan farashi.Ana iya ƙayyade shi ba bisa ka'ida ba bisa ga buƙatun, kuma shirye-shiryen ya dace sosai.Yana adana amfani da ma'aikata da kayan aiki a cikin sarrafa kayan kwalliya irin su masterbatches masu launi da pastes masu launi, don haka farashin ya yi ƙasa, kuma masu sayarwa da masu sayarwa ba sa buƙatar amfani da shi.Ƙuntata da adadin: Rashin hasara shine cewa pigment zai sami ƙura mai tashi da ƙazanta a lokacin sufuri, ajiya, aunawa da haɗuwa, wanda zai shafi yanayin aiki da lafiyar masu aiki.
2. Manna mai launi (launi) mai launi
A hanyar canza launin, yawanci ana haɗa launin launi da ruwa mai launi (plasticizer ko resin) don yin manna, sa'an nan kuma a haɗa shi daidai da robobi, kamar paste launi na sukari, fenti, da dai sauransu.
Amfanin mai launi mai launi (launi) mai launi shine cewa tasirin watsawa yana da kyau, kuma ba za a samar da gurɓataccen ƙura ba;rashin amfani shine cewa adadin launin launi ba shi da sauƙin ƙididdigewa kuma farashin yana da yawa.
3. Masterbatch canza launi
A lokacin da ake shirya launi masterbatch, ƙwararren launi mai launi yawanci ana shirya shi da farko, sa'an nan kuma a haɗa pigment a cikin mai ɗaukar launi na masterbatch bisa ga tsarin dabara.Ana hada barbashi gaba daya, sannan a sanya su su zama kwatankwacin girman gadar resin, sannan a yi amfani da su wajen gyare-gyaren kayan aiki don kera kayayyakin robobi.Lokacin da aka yi amfani da shi, kawai ƙaramin rabo (1% zuwa 4%) yana buƙatar ƙarawa zuwa resin launi don cimma manufar yin launi.
Magana
[1] Zhong Shuheng.Haɗin Launi.Beijing: Gidan Buga Fasaha na Sin, 1994.
[2] Song Zhuoyi et al.Filastik albarkatun kasa da ƙari.Beijing: Gidan Buga Adabin Kimiyya da Fasaha, 2006.
[3] Wu Lifeng et al.Jagoran Mai Amfani Masterbatch.Beijing: Masana'antun Masana'antu, 2011.
[4] Yu Wenjie et al.Abubuwan Ƙarfafa Filastik da Fasahar Ƙira.Bugu na 3.Beijing: Masana'antun Masana'antu, 2010.
[5] Wu Lifeng.Zane na ƙirar launi na filastik.Bugu na 2.Beijing: Masana'antun Masana'antu, 2009
Lokacin aikawa: Jul-01-2022