I. Terminology
Chiedza Kupenda Kugadziriswa: Kunoreva kuti mangani mapoinzi anogona kuiswa mune imwe inch kureba; unit: PDI
Optical density: Inoreva huwandu hwesirivha sirivheri yakaderedzwa mufirimu remumhanzi, iyo yekudzivirira mwenje, iyo yeyunivhesiti iri ",
GAMMA: GAMMA inoreva nezve degree kune iyo denderedzwa density yeiyo isina kunaka yefirimu shanduko mushure mekuiswa pasi pechiedza chakasiyana chechiedza?
Ii. Kuumbwa uye kushanda kweiyo mwenje wechiedza firimu
1 Surven layer:
Iyo inotora chikamu mukudzivirira kukwenya uye inodzivirira iyo sirivheri yemunyu yemugungwa kubva mukukuvara!
2.Drug firimu (sirivha yemunyu emulsion layer)
Muchifananidzo, zvikamu zvikuru zvechiuru chechikepe ndezvesirivheri, sirivha chifukidziro chemagetsi, pamwe nehembe uye pigment iyo inogona kudzosera iyo sirivheri yepakati pasi pechiedza. Asi munyu wesirivheri unosemesa mumvura, saka gelatin inoshandiswa kuita kuti ive mumamiriro okumiswa uye akabatanidzwa pafirimu. Iyo pigment mune emulsion inotora maitiro ekunzwisisa.
3. Anoshivira layer
Kusimudzira kuderedza kweiyo emulsion dura kune iyo firimu base. Kuti uvandudze kusungwa kwesimba pakati pe emulsion uye iyo firimu base, mhinduro yemukati yeGelatin uye chrome alum inoshandiswa sedanda rekusungwa kuti riite zvakasungwa.
4. Polyester base layer
Carrier firimu base uye yakaipa firimu base kazhinji shandisa nitrocellulose, acetate kana polyester firimu base. Mhando mbiri dzekutanga dzezvibodzwa zvefirimu zvine hunyanzvi hwekuchinjika, uye saizi yePolyester firimu base yakagadzikana
5. Anti-halo / static layer
Anti-halo uye statiki magetsi. Mumamiriro ezvinhu akajairika, pasi pepasi pechikamu chefirimu yemifananidzo chinoratidzira mwenje, vachiita kuti emulsion danda rinyorwe zvakare kuburitsa halo. Kuti udzivirire Halo, mhinduro yemvura yeGelatin Plus Basic Fuchsin inoshandiswa kuThe COat kumashure kweiyo firimu base kuti utore mwenje. Inonzi anti-halal layer.
III, iyo yekuvhiya yekuvhiya yeiyo yechiedza pendi firimu
1. Chiedza pendi
Kupenda kwechiedza kuri chaiko chiitiko chechiedza. Mushure mekunge firimu racho riripo, iyo sirivha yemunyu inodzosera sirivheri Center, asi panguva ino, hapana magirafu anogona kuoneka mufirimu, iyo inonzi chifananidzo chepakati. Kazhinji inoshandiswa michina yechiedza ndeye: flat-panel laser mwenje yekudhirowa mashoni, yemukati mbiya mhando laser, kunze kwebharari yerudzi rwelaser, nezvimwe.
2. Kukudziridza
Iyo sirivheri yemunyu mushure mekuvhenekerwa inoderedzwa kusvika kune nhema sirivha masisitimu. Tembiricha yemugadziri ine pesvedzero huru pakumhanya kwekukura. Iyo yepamusoro tembiricha, iyo inokurumidza kukurumidza kumhanya. Iyo yakakodzera kukudziridza tembiricha ndeye 18 ℃ ~ 25 ℃. Izvo zvinhu zvikuru zveMumvuri Fluid inoumbwa nekuvandudza, kuchengetedza, kukwidziridzwa uye inhibitor. Mabasa ayo ari seinotevera:
1. Makemikari anowanzo shandiswa sekudzora vamiririri anosanganisira hydroquinone uye p-cresol sulfate.
2). NYAYA DZESVONDO: Iyo yekudzivirira inodzivirira inodzivirira iyo yekuvandudza kubva kune oxidizing, uye sodium sulfite inowanzoshandiswa semumiriri anodzivirira.
3) Inowanzo shandiswa maclerators is sodium carbonate, borax, sodium hydroxide, nezvimwe, zvei sodium hydroxide is solid awlerator
4). Inhibitor: Basa reInhibitor ndeyekudzivisa kuderedzwa kwechiedza sirivheri munyu kune sirivheri, iyo inogona kudzivirira chikamu chisina kuvhenekwa kubva pakugadzira fog panguva yekubudirira. Potassium Bromide inhibitor yakanaka, uye ine nzvimbo dzakasimba dzimba dzakasimba dzakanyudzwa dzisina simba, uye nzvimbo dzine nzvimbo isina kusimba pfungwa dzakasimba.
Iv. Kugadzirira
Shandisa amonium inoenderana kuti abvise sirivheri isina kuderedzwa kusirivha, neimwe nzira yemunyu wesirivheri anozofumurwa zvakare, achiparadza mufananidzo wekutanga.