labarai

1. Ka'ida

Lokacin da resin tushen ruwa ya kasance mai rufi a saman ƙasa, wani ɓangare na wakili na wetting yana ƙarƙashin rufin, wanda ke hulɗa da farfajiyar da za a jika, ɓangaren lipophilic yana adsorbed a kan m surface. kuma ƙungiyar hydrophilic ta shimfiɗa waje zuwa ruwa.Alamar da ke tsakanin ruwa da substrate ta zama lamba tsakanin ruwa da ƙungiyar hydrophilic na wakili na wetting, samar da tsarin sanwici tare da wakilin wetting a matsayin matsakaicin matsakaici.Yi sauƙi don yada yanayin ruwa, don cimma manufar wetting.Wani sashe na ruwa na tushen wetting wakili wanzu a saman ruwa, da hydrophilic kungiyar mika zuwa ruwa ruwa, da kuma hydrophobic kungiyar da aka fallasa zuwa iska ta samar da wani monomolecular Layer, wanda rage surface tashin hankali na shafi da kuma yana inganta jika mai kyau na sutura.substrate, don cimma manufar wetting.

2. Wasu gogewa a cikin amfani da abubuwan jika na tushen ruwa

A cikin ainihin samarwa, lokacin yin la'akari da ikon resin guduro, ba wai kawai girman girman tashin hankali ba, har ma da girman yanayin tashin hankali yana buƙatar la'akari, saboda a cikin aiwatar da suturar guduro, a ƙarƙashin aikin danniya. a wannan lokacin Ƙarƙashin yanayin tashin hankali mai ƙarfi, mafi kyawun wetting.A wannan lokacin, da sauri wakili na wetting ya samar da wani nau'i na monomolecular a saman rufin, wato, da sauri samar da layin kwayoyin halitta, mafi dacewa ga jika.Wakilin da ke ɗauke da fluorine yana rage tashin hankali a tsaye, kuma wakili na tushen siliki na iya rage tashin hankali mai ƙarfi sosai.Sabili da haka, a cikin aiwatar da aikace-aikacen aikace-aikacen, yana da matukar mahimmanci don zaɓar wakili mai dacewa daidai da ainihin halin da ake ciki.muhimmanci

3. Matsayin masu rarraba ruwa

Ayyukan masu rarraba ruwa na tushen ruwa shine yin amfani da jiko da tarwatsawa don rage lokaci da makamashi da ake buƙata don kammala aikin watsawa, daidaitawa da tarwatsawar pigment, gyaggyara kaddarorin kayan kwalliyar pigment, da daidaita motsi na barbashi pigment.Musamman yana nunawa a cikin abubuwan da ke biyowa:

1. Haɓaka mai sheki kuma ƙara tasirin daidaitawa.Haƙiƙa mai sheki ya dogara ne akan watsawar haske a saman rufin (wato, wani matakin flatness. Tabbas, yana da mahimmanci don sanin ko yana da isasshen lebur tare da kayan gwaji, ba kawai lamba da siffar ba. na ɓangarorin farko, amma kuma haɗin su. Hanyar), lokacin da girman barbashi bai wuce 1/2 na hasken abin da ya faru ba (wannan darajar ba ta da tabbas), zai bayyana a matsayin haske mai raguwa, kuma mai sheki ba zai karu ba.Hakazalika, ikon rufewa wanda ya dogara da watsawa don samar da babban ikon rufewa ba zai karu ba (sai dai Carbon baƙar fata galibi yana ɗaukar haske, manta game da pigments na halitta).Lura: Hasken abin da ya faru yana nufin kewayon hasken da ake iya gani kuma matakin ba shi da kyau;amma kula da rage yawan adadin ƙananan ƙwayoyin cuta, wanda ya rage girman tsarin, amma haɓaka na musamman zai rage yawan resins kyauta.Ko akwai ma'auni ba shi da kyau.Amma a gaba ɗaya, ƙaddamar da suturar foda ba ta da kyau kamar yadda zai yiwu.

2. Hana launi mai iyo daga furanni.

3. Inganta ƙarfin tinting Lura cewa ƙarfin tinting ba shi da yawa kamar yadda zai yiwu a cikin tsarin toning ta atomatik.

4. Rage danko da kuma ƙara pigment loading.

5. Rage flocculation kamar haka, amma mafi kyawun barbashi, mafi girma da kuzarin saman, kuma

Ana buƙatar mai watsawa tare da ƙarfin talla mafi girma, amma mai watsawa tare da ƙarfin haɓakawa mai yawa na iya haifar da mummunar tasiri akan aikin fim ɗin mai rufi.

6. Dalilin haɓaka kwanciyar hankali na ajiya yana kama da na sama.Da zarar kwanciyar hankali na mai rarraba bai isa ba, kwanciyar hankali na ajiya zai zama mafi muni (hakika, ba matsala daga hotonka ba).

7. Ƙara haɓaka launi, ƙara yawan launi, ƙara nuna gaskiya (kwayoyin halitta) ko ikon ɓoye (inorganic pigments).