Tsarin Kera Filastik & Tarihi

Filastikan yi su ne da polymers, amma wasu polymers kamar biopolymers ba robobi ba ne.Ana amfani da kayan filastik a cikin rayuwar yau da kullun kamar kwamfutoci, alkalami, wayoyin hannu, ƙaramin fayafai, pendrive, da buroshin haƙori da dai sauransu. Ana siffanta Filastik a matsayin duk wani abu na roba ko na roba wanda za'a iya siffanta shi ko ya zama kowane nau'i.Abubuwan sinadaran na filastik sun haɗa da sarƙoƙi na carbon, oxygen, sulfur ko nitrogen.

Tarihin robobi

A shekara ta 1284, an gano nau'ikan filastik daga ƙaho da kunkuru na dabi'a 1820 na lokacin filastik A cikin 1823, masanin kimiyya dan Scotland Charles Macintosh ya gano roba. A cikin 1869, John W. Hyatt ya ƙirƙira Celluloid [kayan flammable mara launi] A cikin 1872, 'yan'uwan Hyatt sun ba da izinin na'urar yin gyare-gyaren robobi na farko. Injin haƙƙin mallaka na Eastman Kodak don samar da fim ɗin ci gaba da ɗaukar hoto dangane da cellulose nitrate.1900 filastik timelineA cikin 1908, Jacques E. Brandenberger ya ƙirƙira Cellophane [maganin cellulose abu] A 1909, Casein robobi, wanda aka samo daga madara, wanda Erinoid, ya haɓaka.A cikin 1909 na H. Baekeland. A shekarar 1916, Rolls Royce ya fara amfani da phenol formaldehyde a cikin motarsa. A cikin 1933, Fawcett da Gibson sun gano kayan polyethylene A cikin 1938, an ƙera brush na farko tare da nailan tufts. A 1939, a cikin wannan shekara nailan ya ƙirƙira. styrene (ABS) samar.A cikin 1949, Tupperware kayan da aka yi daga ƙananan yawa polyethylene. A cikin 1949, DuPont ya ƙirƙira samfurin Lycra wanda ya dogara da polyurethane. A 1953, Daniel Fox ya ƙirƙira kayan filastik Lexan. A cikin 1965 DuPont ya fitar da samfurori tare da sunan kasuwanci na Kevlar. A cikin 1973, an gabatar da kwalabe na Polyethylene terephthalate. An kafa tsarin] 2005 a cikin wannan shekara NASA ta bincika fa'idodin polyethylene tushen kayan RFX1 [RFX1 da ake amfani da shi don ginin sararin samaniya] A cikin 2011, vinylplus - shirin dorewa da aka kafaA cikin masana'antar PVC ta 2012 da aka yi amfani da ita a cikin ginin wuraren wasannin Olympics na London2020 samar da samfuran PVC zai kai 800,000. Sautunan a kowace shekara 2022 a cikin wannan shekara filin wasan nunin gasar cin kofin duniya na FIFA Qatar yana shirin yin amfani da masana'anta na PVC mai haske, mai triangulated don ƙirƙirar carbon sifili.

Tsarin masana'anta na robobi

Shirye-shiryen albarkatun kasa Shiri na tsarin monomerPolymerization Canza resin polymer zuwa samfuran filastik

A cikin aiwatar da juyar da resin polymer zuwa samfurin filastik ana bin matakai

ExtrusionInjection gyare-gyareBlow gyare-gyaren juyawa